Способ выращивания крупногабаритных тонкостенных моделей отливок деталей двигателестроения с использованием технологии 3D печати

Изобретение относится к литейному производству с применением разовых моделей, а именно изготовлению крупногабаритных моделей для литья по выжигаемым моделям с помощью аддитивной технологии FDM, в частности к способу выращивания крупногабаритных тонкостенных моделей отливок деталей двигателестроения с использованием технологии 3D печати. Способ включает изготовление крупногабаритных тонкостенных моделей отливок из натурального PLA пластика без примесей, имеющего низкую зольность, на FDM принтере с отделением модели от литниково-питающей системы (ЛПС), с выращиванием элементов ЛПС пустотелыми на скоростях до 150 мм/с, с процентом внутреннего заполнения модели и остальных элементов ЛПС от 2 до 5%, с последующей склейкой и герметизацией частей отливки. Технический результат заявленного изобретения заключается в получении однородных герметичных крупногабаритных выжигаемых моделей, отличающихся высокой размерной точностью, в короткие сроки с уменьшением трудоемкости, себестоимости изготовления ...

МИКРОСТРУКТУРА, ВКЛЮЧАЮЩАЯ ПОПЕРЕЧНО-СШИТЫЙ ГИДРОГЕЛЬ ГИАЛУРОНОВОЙ КИСЛОТЫ, И СПОСОБ ЕЕ ПОЛУЧЕНИЯ

Verfahren zum Herstellen eines Beschlagteils für eine persönliche Absturz-Schutzausrüstung

Die Erfindung betrifft ein Verfahren zum Herstellen eines Beschlagteils (1) für eine persönliche Absturz-Schutzausrüstung, aufweisend die Schritte: Wickeln einer Faser (2) in einer Mehrzahl Windungen (3), und Bedecken der Faser (2) mit einem Kunststoff (4) derart, dass das Beschlagteil (1) und korrespondierend zum Kern der Windungen (3) eine Öffnung (5) in dem Beschlagteil (1) erhalten wird.

Protective sleeve for securing heavy load on moving platform bears a high-friction rubber coating

A woven textile protective sleeve (1) is placed around an anchorage strap (2) or cable and bears a coating (6) that has a much higher coefficient of friction than the naked sleeve weave. The coating is placed in direct contact with an item (3) that is to be secured. The coating (6) is a plastic with embedded friction particles e.g. rubber grains or powder applied several millimeters thick in a hot casting process. The sleeve frictional coating is rectangular and covers the width of the underlying strap.

ZWEIKOMPONENTEN-URETHANSCHAUMZUSAMMENSTELLUNG

Formen zur Herstellung von Kunststoff-Schleifartikeln und deren Formträger

Form für die Herstellung von Kunststoff-Schleifmitteln vom Typ, die einzeln oder in Sätzen zum Härten von Gemischen, bestehend aus wärmehärtbaren Harzen in Kombination mit Schleifpulvern, in Hochtemperaturöfen verwendet wird, dadurch gekennzeichnet, dass die Form mit Metallmatrix-Materialien beschichtet ist, in die mindestens eine Substanz mit Antihafteigenschaften in mikronisierter Form eingemischt ist.

Verfahren fuer die Herstellung von im wesentlichen ebenen Kunststoffgegenstaenden und Anlage zur Durchfuehrung des Verfahrens

Verfahren zum Herstellen von Polsterartikeln.

Feste Haarkosmetikzusammensetzung

Die Erfindung betrifft eine feste Haarkosmetikzusammensetzung umfassend - bezogen auf das Gesamtgewicht der kosmetischen Zusammensetzung - 30,0 bis 60,0 Gew-% mindestens eines mehrwertigen Alkohols, und optional: 0,1 bis 15,0 Gew-% mindestens eines kationischen Tensids, 0,1 bis 20,0 Gew% mindestens eines gesättigten oder ungesättigten, verzweigten oder unverzweigten C8-C30-Alkohols und/oder einer gesättigten oder ungesättigten, verzweigten oder unverzweigten C8-C30-Carbonsäure und/oder eines Salzes einer gesättigten oder ungesättigten, verzweigten oder unverzweigten C8-C30-Carbonsäure, und 0,1 bis 40,0 Gew-% mindestens eines Polysaccharids sowie Herstellungs- und Anwendungsverfahren und Verwendungen derselben.

Moulding tooling

Casting

A transparent capsule is manufactured by using a lower die case having a substantially semi-spherical inner surface and an upper die cast having a substantially semi-spherical outer surface. The radius of the upper die cast is slightly smaller than that of the lower die cast. Transparent resin in the space between the lower die cast and said upper die cast is uniformly and gradually heated and then cooled in order to harden the transparent resin. Thereafter, the upper die cast is separated from the lower die cast and the transparent resin formed in the shape of a sphere is removed from the die casts.

PRODUCTION OF OPEN-TOP SHOES

Manufacturing a mould and moulding an article using the mould

The invention relates to a method and system for producing verified component designs and for assisting in tool design to near-production specification in the materials of choice, via production processes and in considerably shorter time scales than has previously been possible. The method comprises the steps of:

Boron carbide cast bodies

A method for casting bodies from boron carbide suitable for sintering includes the steps of mixing boron carbide particles with an aqueous binder system to form a homogenised mixture, forming the mixture into the required shape and drying the mixture. The cast bodies when sintered may amongst other applications be used for armour, machine parts etc. The boron : carbide ratio may be between 3.7:1 and 4.4:1. The binder system may comprise a binder and a plasticiser. The latter may be one or more of glycerol, a low molecular weight polyethylene glycol and a low molecular weight polypropylene glycol. The binder may be chosen from one or more of sucrose, dextrose, glucose, a water soluble polymer based on acrylic acid, a water soluble polymer based on acrylamide, a water soluble polymer based on methacrylic acid, polyvinyl alcohol, a high molecular weight polyethylene glycol and a high molecular weight polypropylene glycol. The binder system may include a dispersant.

Method and apparatus for moulding concrete

Process for micro-texturing a mould

PROCEDURE FOR THE PRODUCTION OF A MATERIAL LAYER

PROCEDURE FOR THE PRODUCTION TOOL MOULDS

PROCEDURE FOR THE PRODUCTION OF A HARDENED PRODUCT

Procedure for the production of supporting or execution insulators from casting resin with smooth surface

PROCEDURE AND DEVICE FOR MAKING FORMED ARTICLES OF BIOLOGICALLY DEGRADABLE MATERIAL

Self-wetting porous membranes (II)

Disclosed is a self-wetting porous membrane comprising an aromatic hydrophobic polymer such as polysulfone and a wetting agent comprising a copolymer of formula A-B or A-B-A, wherein A is a hydrophilic segment comprising a polymerized monomer of the formula (1): CH,=C(R')(R), wherein R1 and R2 are as described herein, and B is polyethersulfone, wherein segments B and A are linked through an oxygen atom. Also disclosed is a method of preparing a self-wetting membrane comprising casting a solution containing an aromatic hydrophobic polymer and the wetting agent, followed by subjecting the cast solution to phase inversion. The self-wetting porous membrane finds use in hemodialysis, microfiltration, and ultrafiltration.

Contact lens

A silicone contact lens has a radial cross section of the inner surface of the contact lens, the edge region contour of said cross section between a turning point and the outer edge being convex. In order to produce it, a silicon precursor material is introduced between a female and a male mould and polymerized, and the polymerized contact lens is released from the mould by means of a liquid which swells said contact lens and it is completed without edge processing.

Interleaving paper

The invention relates to a device for inserting an interleaving paper between a first and a second food slice, or a second and third food slice, a third and fourth food slice, etc., wherein the interleaving paper is guided in a channel and, in a time interval between the slicing of the first food slice and the slicing of the second food slice, exits the channel and enters a slicing region, wherein the channel is designed in such a way that the channel shapes the flat cross-section of the interleaving paper. The invention further relates to a slicing device and an interleaving paper.

System and method for providing a micron-scale continuous liquid jet

A nozzle for producing a liquid jet a fluid, methods using the nozzle, and an injector comprising the nozzle of the invention for providing the liquid jet of a fluid to a vacuum system are described.

Production method of biologically decomposable molded article made of starch

TECHNIQUE FOR PRODUCING RECYCLED ARTICLE COMPRISING POURING MOLDING OF MOLTEN WASTE PLASTIC

A method for producing a recycled article involving the pouring molding of a molten waste plastic, which comprises a step of feeding two or more types of waste plastic including a material with contaminants, a printed matter, or a colored material to a melting device to melt them together, a step of pouring the molten resin into a preheated mold by its own weight to thereby mold the resin, a step of forcedly cooling the mold having the molten resin therein and the resin with cooling water, and then a step of releasing the resulting molded article. The method has accomplished the technique wherein two or more types of plastic, which may be stained, colored or printed, may have attached matters, and may be of any material, are molded by melting them and pouring the molten resin into a mold by its own weight.

PROCEDE DE FABRICATION DE CHAUSSURES

BIOPOLYMER OPTICAL WAVEGUIDE AND METHOD OF MANUFACTURING THE SAME

A method of manufacturing a biopolymer optical waveguide includes providing a biopolymer, unwinding the biopolymer progressively to extract individual biopolymer fibers, and putting the unwound fibers under tension. The tensioned fibers are then cast in a different polymer to form a biopolymer optical waveguide that guides light due to the difference in indices of refraction between the biopolymer and the different polymer. The optical fibers may be used in biomedical applications and can be inserted in the body as transmissive media. Printing techniques may be used to manufacture the biopolymer optical waveguides.

METHOD OF AND APPARATUS FOR MANUFACTURING MOULDED ARTICLES

MECHANICAL SEAL

... 60412-1391 An improved mechanical seal comprising a driver and a sealing portion, the driver being injection molded from a compound based on a polyphenylene sulfide resin combined with carbon and the sealing portion being injection molded from a compound that is between 10% and 20% phenolic resin with the remainder being mostly graphic powder, both the driver and the sealing portions have considerable strength and similar coefficients of expansion.

METHOD AND APPARATUS FOR MANUFACTURING AN OTOPLASTIC

A method and apparatus for manufacturing an otoplastic. An otoplastic is manufactured directly in the ear of a hearing-impaired person in that a deformable envelope is pulled over a die or over a shell or over an overlayed over-shell. This apparatus is then supplied with flowing otoplastic material between the die and the envelope, being supplied therewith in the ear. The envelope expands and assumes the shape of the auditory canal. After hardening or curing of the otoplastic material in the ear of the hearing-impaired person, the envelope and the die are removed and a module of either an in-the-ear or of a behindthe-ear hearing aid is integrated therewith.

METHOD AND APPARATUS FOR PRODUCING MOLDED ARTICLES

A method and apparatus for molding articles such as ophthalmic devices to provide high surface smoothness without the formation of flask anywhere on the molded articles. A predetermined quantity of moldable material is arranged between spaced apart molding surfaces, between which as an outer boundary, a meniscus is formed. The configuration of the meniscus is controlled as by moving the molding surfaces toward each other to produce convex rounding of the moldable material forming the meniscus. When thermo-curring material is used, heating of the molds is controlled to accelerate the polymerization of the moldable material. The molding surfaces are moved when the moldable material attains a predetermined gel state.

RIGID POLYURETHANE FOAM PRODUCT FORMED USING MOLD

A formed product (1) produced by injecting a liquid raw material for a rigid polyurethane foam into a mold and subjecting it to a expansion molding, characterized in that the formed product (1) has a section for releasing the reaction heat during the expansion molding consisting of a concave hole or through-hole (4) communicating with the outer surface (3) of the formed product (1) in the volume zone(2) thereof. The ratio of the volume of the section for releasing the reaction heat to that of the apparent volume of the formed product is preferably 0.01 to 0.5. The formed product can be suitably used for producing an energy absorption material.

MICROFLUIDIC SYSTEMS INCLUDING THREE-DIMENSIONALLY ARRAYED CHANNEL NETWORKS

The present invention provides, in certain embodiments, improved microfluidic systems and methods for fabricating improved microfluidic systems, which contain one or more levels of microfluidic channels. The inventive methods can provide a convenient route to topologically complex and improved microfluidic systems. The microfluidic systems provided according to the invention can include three-dimensionally arrayed networks of fluid flow paths therein including channels that cross over or under other channels of the network without physical intersection at the points of cross over. The microfluidic networks of the invention can be fabricated via replica molding processes, also provided by the invention, utilizing mold masters including surfaces having topological features formed by photolithography. The microfluidic networks of the invention are, in some cases, comprised of a single replica molded layer, and, in other cases, are comprised of two, three, or more replica molded layers that ...

HEAT-CURABLE BIO-BASED CASTING COMPOSITION, MOLDING PRODUCED THEREFROM AND METHOD FOR PRODUCING SUCH A MOLDING

Heat-curable bio-based casting composition, comprising: (a) one or more monofunctional and one or more polyfunctional acrylic and/or methacrylic biomonomers of vegetable or animal origin, (b) one or more polymers or copolymers selected from among polyacrylates, polymethacrylates, polyols, polyesters derived from recycled material or of vegetable or animal origin, (c) inorganic filler particles of natural origin, where the proportion of the monofunctional and polyfunctional acrylic and methacrylic biomonomer(s) is 10-40% by weight, the proportion of the polymer(s) or copolymer(s) is 1-16% by weight and the proportion of the inorganic filler particles is 44-89% by weight.

METHODS AND APPARATUSES FOR CASTING POLYMER PRODUCTS

An example system for molding a photocurable material into a planar object includes a first mold structure having a first mold surface, a second mold structure having a second mold surface, and one or more protrusions disposed along at least one of the first mold surface or the second mold surface. During operation, the system is configured to position the first and second mold structures such that the first and second mold surfaces face each other with the one or more protrusions contacting the opposite mold surface, and a volume having a total thickness variation (TTV) of 500 nm or less is defined between the first and second mold surfaces. The system is further configured to receive the photocurable material in the volume, and direct radiation at the one or more wavelengths into the volume.

GELS HAVING PERMANENT TACK FREE COATINGS AND METHOD OF MANUFACTURE

The present invention is directed to tack-free gels and to methods for manufacturing a tack-free gel pad, in which a discontinuous layer of fluorinated ultrahigh molecular weight polyethylene is permanently bonded to the gel pad to provide a tack-free coating. The gel pad may be incorporated into a gel cap to provide a surgical access device having a tack-free surface.

WOOD-LIKE MOLDING, PROCESS FOR PREPARING THE SAME, AND COMPOSITION FOR MOLDING

A wood-like molding comprising a polymer (A) composed mainly of a polymethacrylic ester, an inorganic filler (B), and cellulosic microparticles (C) ¢preferably cellulosic microparticles (D)! each containing an inorganic pigment biting into the surface thereof; and a process for preparing a woodlike molding which comprises molding a starting composition by cast molding. The wood-like resin molding is free from fuzzing, exhibits a homogeneous woodlike pattern with satisfactory wood texture, is free from changes in appearance, such as uneven color, for a long period of time, and does not give any burned mark at the time of molding.

Verfahren zur Herstellung von Schuhen

Schuh mit Kunststoff-Aussensohle und Verfahren zu seiner Herstellung

Procédé de fabrication de chaussures

Kunststofform mit einem Formrahmenober- und Unterteil mit in diese eingegossenem Formober- und Unterteil zur Herstellung von Hartschaum-Teilen

Verfahren und Vorrichtung zur Herstellung von Formkörpern aus Verstärkungsfasern enthaltendem Kunstharz

VERFAHREN ZUR HERSTELLUNG EINES ZUSAMMENHAENGENDEN, FUER WASSERDAMPF DURCHLAESSIGEN, MIKROPOROESEN, ELASTISCHEN ARTIKELS.

Verfahren zur Herstellung von Schuhwerk mit einer Polyurethanschaumsohle

PROCEDE DE UNECOUCHEMATIEREDURE A UNEfORMATION D' AINSISOLUTION ET COUCHE DE PARTIR D' OBTENUE.

Process for producing an electrically insulating silicone moulding

Method for manufacturing and coating a lens.

Ein Verfahren zum Herstellen und Beschichten einer Linse umfasst: Aufbringen einer aushärtbaren Paste (10) entlang des Randes einer ersten Formschale und entlang des Randes einer zweiten Formschale, Verbinden der beiden Formschalen mittels eines Dichtungselementes (3) zu einem Verbund, Giessen eines Monomers in den Verbund, Aushärten des Monomers und der Paste (10), so dass die Linse (8) gebildet wird, Ablösen des Dichtungselementes (3) von dem Verbund, Trennen der Linse (8) von den beiden Formschalen, Platzieren der Linse (8) in einer Vakuumkammer einer Vakuumbeschichtungsanlage, und Beschichten einer optischen Fläche der Linse (8), wobei zwischen dem Schritt des Trennens der Linse (8) von den beiden Formschalen und dem Schritt des Platzierens der Linse (8) in der Vakuumkammer kein Waschvorgang durchgeführt wird.

Procédé de fabrication d'un composant horloger luminescent.

La présente invention concerne un procédé de fabrication d'un composant horloger luminescent pour un objet portable. Le procédé consiste notamment à couler sous vide un mélange homogénéisé d'une résine époxy, d'un pigment phosphorescent et d'un pigment fluorescent.

Method for fabricating silicone-containing copolymer molded article having hydrophilic surface and silicone hydrogel contact lens having hydrophilic surface

NOUVEAU PROCEDE POUR L'OBTENTION DE BLOCS D'AUTOADHESIFS A SURFACE NON COLLANTE.

ON OBTIENT DES BLOCS DE SUBSTANCES AUTOADHESIVES THERMOFUSIBLES A SURFACE NON COLLANTE EN COULANT L'AUTOADHESIF DANS DES MOULES PREALABLEMENT REVETUS, PAR PULVERISATION, D'UN VOILE DE SUBSTANCE THERMOFUSIBLE NON AUTOADHESIVE.

Silicone rubber moulds for making cast sticks of wax - to facilitate ejection of elongated profiles

NOVEL METHOD FOR OBTAINING BLOCKS OF MICROSPHERE HAS NON-STICK SURFACE.

Method for producing moulds intended for the injection-moulding of shoe soles, and moulds obtained thereby

Plastic or wax cartridge for distribution gun - formed in mould cooled by cooling gas to form hard skin around cartridge

PROCESS IMPROVES CASTING FOR POLYMER STEMS

POLYMERIC EPOXY/REINFORCEMENT COMPOSITE MATERIAL AND PROCESS FOR THE PREPARATION THEREOF

PROCESS AND APPARATUS OF PRODUCTION Of ARTICLES MOULDS, OUT OF THERMOHARDENING AND THERMOPLASTIC MATERIALS IN PARTICULAR FOR CONTACT LENSES HAVE OPHTHALMIC USE

PROCEEDED OF CONDITIONING IN THE FORM OF BLOCK OR OF PROFILES Of a PERMANENT ADHESIVE COMPOSITION, INSTALLATION FOR AND CONDITIONING OBTAINED BY the IMPLEMENTATION OF THIS PROCESS

Process of obtaining articles out of synthetic resin and articles manufactured according to this process

친수성 표면을 갖는 실리콘 함유 공중합체 성형품을 제작하는 방법 및 친수성 표면을 갖는 실리콘 히드로겔 콘택트 렌즈

... 본 발명에서는, 고분자량 친수성 중합체를 사용하지 않고, 폴리프로필렌제 몰드형을 사용해도 친수성 표면을 갖는 실리콘 함유 공중합체 성형품을 캐스트 몰드 제법에 의해 제작할 수 있는 방법을 제공한다. 실리콘 히드로겔 소프트 콘택트 렌즈도 제공한다. 소수성 캐비티 표면을 갖는 몰드형의 캐비티에 있어서, (a) (메트)아크릴로일기를 갖는 실리콘 단량체, (b) 비닐기를 갖는 친수성 단량체, (c) 가교성 단량체 및 (d) 중합 개시제를 함유하는 단량체 용액을 중합하여, 친수성 표면을 갖는 실리콘 함유 공중합체 성형품을 제작하는 방법을 제공한다. 이를 위하여, 중합 개시제는, 10시간 반감기 온도(T10)가 70℃ 이상, 100℃ 이하이고, 중합을, 단량체 용액에 함유되는 중합 개시제의 T10부터 T10보다 35℃ 낮은 온도의 범위 내에서 1시간 이상 유지하는 P1 공정 및 단량체 용액에 함유되는 중합 개시제의 T10보다 높은 온도에서 1시간 이상 유지하는 P2 공정으로 행한다.

Manufacturing method for solid sign board using 3D printer

POROUS POLISHING PAD AND PREPARATION METHOD THEREOF

ANORDNING FOR GJUTNING AV SOMLOSA ARTIKLAR

METHOD FOR FABRICATING SILICONE-CONTAINING COPOLYMER MOLDED ARTICLE HAVING HYDROPHILIC SURFACE AND SILICONE HYDROGEL CONTACT LENS HAVING HYDROPHILIC SURFACE

Microcup compositions

SILICONE RUBBER SURFACES FOR BIOMETRIC PRINT TIR PRISMS

Molded silicone rubber sheets with optical quality surfaces and methods for making the same. The silicone rubber sheets are made by molding liquid silicone rubber in a mold. In embodiments, the mold forms parallel optical quality flat surfaces. In one embodiment, a stiffening platic is molded in the middle of the silicone rubber sheet between the parallel optical quality flat surfaces. In another embodiment, the mold forms one optical quality flat surface while the surface parallel to the optical quality flat surface is bonded to a prism.

Spin coater

A spin coater suitable for spin coating spectacle lens molds with polymerizable coating composition. The spin coater includes a drawer which rotatably mounts at least one chuck thereon, which drawer is slidable between a front and rear position within a housing to sequentially allow application of a coating by the spinning chucks in the front chamber of the housing, followed by polymerization thereof in the rear chamber. Each chuck of the spin coater is provided with a mold seat defined by a ledge and adjacent lip, the lip automatically centering the mold in the seat axis by virtue of its dimensions in relation to the mold. The chuck also has a lengthwise resilient vacuum conduit, preferably in the form of a bellows, which has an open end which can sealingly engage against a seated mold, such that when a vacuum is applied through the vacuum conduit the mold is urged firmly against the ledge of the mold seat. A method of producing a coated spectacle lens, preferably using such a spin coater ...

Method of molding articles

A method and apparatus for molding articles such as ophthalmic devices to provide high surface smoothness without the formation of flock anywhere on the molded articles. A predetermined quantity of moldable material is arranged between spaced apart molding surfaces between which as an outer boundary a meniscus is formed. The configuration of the meniscus is controlled as by moving the molding surfaces toward each other to produce convex rounding of the moldable material forming the meniscus. Heating of the molds is controlled to accelerate the polymerization of the moldable material. The molding surface are moved when the moldable material attains a predetermined gel state.

Process for preparing high water-containing elastomer medical catheter

The present invention provides a process for preparing a high water-containing elastomer medical catheter and a urinary catheter prepared by the process. The process is carried out by a) heating a mixture consisting of polyvinyl alcohol, water, sulfoxide and linear alkane, in a sealed vessel with agitating; b) pouring the resulting homogeneous fluid into a mould; c) solidifying the fluid by cooling; d) releasing the solidified fluid from the mould; and e) heat-treating the resulting medical catheter and washing with a polar organic solvent. The medical catheter and the urinary catheter of the present invention have excellent lubricity.

Method of making a surgical simulator

A method of making a surgical simulator comprises first and second mouldings which can be assembled together to form a simulation limb. The first moulding is in the form of a replaceable cartridge on which simulation surgical operations moulding can be performed. The second moulding is mounted on a supporting base and includes a cavity within which the first moulding can be located. A housing containing a pump assembly is mounted on the supporting base and the pump assembly is arranged to pump simulation blood through a simulation vein contained within said first moulding.

Method for making shaped carbon fiber structures

A method is provided for making shaped self-supporting carbon-fiber structure by initially forming a fluid mixture of curable binder and carbon-fiber. The mixture is poured into a mold, and a vacuum is applied to the mold to effect the separation of excess binder. Cure is effected of the residual binder to produce a removable self-supporting shaped carbon-fiber structure.

CURABLE COMPOSITION AND CURED PRODUCT FROM SAME

Provided is a curable composition which has excellent curability, less causes silicone molds to swell, and allows the silicone molds to have better durability and a longer service life in repeated use. The curable composition according to the present invention is a curable composition for production of an optical component by molding using silicone molds. The curable composition contains curable compounds and a cationic initiator. The curable compounds include (A) a cycloaliphatic epoxy compound and (B) an oxetane compound. The oxetane compound (B) is present in a content of 10 to 45 weight percent of the totality of all the curable compounds contained in the curable composition. Of the totality of all the curable compounds contained in the curable composition, 90 weight percent or more is a compound or compounds having a solubility parameter of 9.0 (cal/cm3)1/2 or more as determined at 25° C. by the Fedors' method.

Silicone hydrogel soft contact lens having wettable surface

Provided is a silicone hydrogel soft contact lens obtained by curing in a double-sided casting mold, a liquid mixture including glycerol mono(meth)acrylate and at least one type of silicone monomer having at least one hydroxyl group or polyethylene glycol group in the molecular structure thereof, the silicone hydrogel soft contact lens having a wettable surface without a polymerized lens-shaped material being subjected to post-processing to improve the water wetting properties of a surface thereof.

Oral appliance for treatment of snoring and sleep apnea

An oral appliance is provided for the treatment of snoring and obstructive sleep apnea. The oral appliance includes an upper tray adaptable to conform to a user's maxillary dentition and a plurality of lower trays, each of the lower trays adaptable to conform to the user's mandibular dentition. At least some of the lower trays are structured to engage the upper tray, each of the lower trays are structured to impart a different fixed amount of mandibular advancement.

Forming die for contact lens and contact lens manufacturing method using the forming die

A forming die for a contact lens, wherein flat mutual contact areas ( 62 ) allowed to abut on each other on the outer peripheral side of a contact lens forming cavity ( 15 ) are formed to have a width of 0.01 mm or wider under the condition that a female die ( 12 ) mates a male die ( 14 ), a generally closed auxiliary cavity ( 64 ) filled with a polymerization monomer ( 66 ) is formed on the outer peripheral side of the mutual contact areas ( 62 ), and a tubular fitted part ( 60 ) allowing both the female and male dies ( 12 ) and ( 14 ) to be fitted to each other by tubular surfaces ( 30 ) and ( 50 ) extending in the die mating direction is formed on the outer peripheral side of the auxiliary cavity ( 64 ), whereby the forming cavity can be stably formed in the closed state by mating both the male and female dies each other so that the contact lens can be accurately and stably molded while preventing defective molding such as burrs.

ELECTROMAGNETICALLY ABSORBING COMPOSITION AND MANUFACTURING METHOD THEREOF

An electromagnetically absorbing composition and a manufacturing method thereof are provided. The manufacturing method includes steps of: a) 40 wt %-80 wt % of a fluid resin and 20 wt %-60 wt % of coffee grounds; b) mixing the fluid resin and the coffee grounds into homogeneous slurry through a mixing process; c) placing the slurry into a mold assembly; d) after curing and cooling, removing from the mold assembly the composition of a thickness of 0.5 mm-5.0 mm, with a reflection loss above 10 dB from 2 to 18 GHz. 1. A method for manufacturing an electromagnetically absorbing composition , the method comprising steps of:a) preparing 40 wt %-80 wt % of a fluid resin and 20 wt %-60 wt % of coffee grounds based on a total weight of the composition;b) mixing the fluid resin and the coffee grounds into homogeneous slurry through a mixing process;c) placing the homogeneous slurry into a mold assembly; andd) after curing and cooling, removing the composition from the mold assembly as a sheet of the environmentally friendly, electromagnetically absorbing composition having a thickness of 0.5 mm-5.0 mm, with a reflection loss above 10 dB in a frequency range from 2 GHz to 18 GHz.2. The method of claim 1 , wherein the mixing process comprises using a three roll mill to mix the fluid resin and the coffee grounds into the homogeneous slurry. This application is a Divisional of the pending U.S. patent application Ser. No. 13/110,258 filed on May 18, 2011, all of which is hereby incorporated by reference in its entirety.Although incorporated by reference in its entirety, no arguments or disclaimers made in the parent application apply to this divisional application. Any disclaimer that may have occurred during the prosecution of the above-referenced application(s) is hereby expressly rescinded. Consequently, the Patent Office is asked to review the new set of claims in view of the entire prior art of record and any search that the Office deems appropriate.1. Technical FieldThe ...

DENTAL RESTORATIVE MATERIAL AND RESIN MATERIAL FOR DENTISTRY CUTTING FORMED OF SAME

The dental restorative material of the present invention is a dental restorative material that contains a resin matrix and an inorganic filler in an amount of 25 to 1,000 parts by mass per 100 parts by mass of the resin matrix, and in the dental restorative material, the resin matrix contains a polyurethane resin, and the inorganic filler has an average particle diameter of 0.001 to 100 μm. According to the present invention, a dental restorative material that has a high bending strength and a high surface hardness, and is excellent in transparency and cutting workability, and a resin material for dental cutting work containing the same can be provided.

Lipstick machine

An apparatus, mold assembly and related method for manufacturing a personalized lipstick is described, the apparatus including a housing or cabinet, a plurality of different color blends each held within a separate pot fitted with a dispensing system, an ultrasonic wave heating/mixing probe, a mold assembly held within the probe and a transport rail for moving the probe from one station to another within the housing. The lipstick mold assembly includes a sheath containing a solidified base wax formed with a well for receiving color pigments. The method for molding the lipstick includes use of the aforementioned apparatus, providing the mold assembly with a solidified wax, transporting the mold assembly to dosing positions for receiving programmed amounts of the color blends, applying an ultrasonic wave to heat and blend the wax/dosed color blends, transporting the mold assembly within the housing to a cooling station, returning the mold assembly to an operator for demolding and assembling ...

A method for producing concrete products provided with inlaid patterns

A method for producing concrete products provided with inlaid patterns includes a) preparing a mold provided with recessed patterns making use of an ultra-violet-ray setting resin, b) casting substrate material into the mold and solidifying the substrate material to produce a block on the mold; c) peeling off the mold from the block to provide recessed patterns on the surface of the block which was in contact with the recessed patterns on the surface of the mold; d) filling an ornamenting or coloring material which contains ultra-violet luminous material into the recessed patterns on the surface of the block and solidifying the ornamenting or coloring material; and then e) grinding the surface of the block to remove excess ornamenting or coloring material from the surface of the block to thereby produce a finished concrete product provided with inlaid patterns on the surface thereof. When the ultra-violet-rays are emitted to the ornamenting material, the surface of the blocks brilliantly ...

Giessformen von Nachbildungen

Injection moulding of seals at ambient temperature

Equipment for the production of a seal is claimed and consists of an upper housing with side walls and upper moulding plate bound to its base and a lower housing with side walls and lower moulding plate bound to its base. Both the lower and upper moulding plates are transparent to UV radiation and are arranged such that they are opposite to each other. An elastomeric material is injected between the moulding plates by means of a low pressure injection system.The seal and process for its production are also claimed by injecting an elastomeric material between the prepared moulding plates at ambient temperature and curing by means of UV radiation.

VERFAHREN UND GERÄT ZUM HERSTELLEN VON KONTAKTLINS

Solid cyanoacrylate compositions comprising thermoplastic polyurethane

CASTING LENSES IN PLASTIC:CURING BY RADIATION

A method of casting plastic lenses from a radiation curable plastic material comprising the steps of separately holding first and second moulds 1, 2, at least one of which is transparent to the curing radiation, positioning them relative to one another so as to define the front and back surfaces of a lens to be cast, clamping the moulds in position, applying a sleeve 26 to form a closed cavity between the moulds, filling the cavity with the radiation curable plastic material 31 and curing the material by exposure to radiation until the plastic material is capable of keeping the first and second moulds in the desired spaced apart relationship when the mould clamps 27-30 are removed before final curing. ...

A METHOD OF PRODUCING A SLIDING COUPLING BY A MONOMER CASTING METHOD

Improvements relating to the moulding of building and other structures, including vehicle bodies

Hot asphalt, with or without aggregate, is poured into a mould and compacted by subjecting the mould to vibration during pouring. The block thus made may be partly or wholly encased by metal or other sheets and may be internally reinforced. The mould itself p may remain on the block to form the encasing sheets, the moulds being made of thin metal and supported, during moulding, by a frame. Bolt holes may be made in the blocks by inserting bolts through the mould. The moulds and the bolts may be treated with soap to prevent adhesion. The aggregate may be rock asphalt, limestone, grit, granite, or gravel. Specifications 5439/97, [Class 87], 16506/11 and 18132/12, [both in Class 87(ii)], are referred to.

Diffractive security device and method of manufacture thereof

Method And Apparatus

Solid hair cosmetic composition

Improvements in or relating to optical elements

... 550,645. Moulding optical elements. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). July 9, 1941, No. 8680. [Class 87 (ii)] [Also in Group XX] A composite optical element comprises a lenticular element made from a plastic mouldable at a low temperature, or from a substance capable of being gelatinized from solution, adhering to a glass or non-plastic inorganic element, and is made by filling the plastic &c. material into a die having the glass &c. element as one boundary ; the plastic material may be applied to one or both sides of the glass element, and adherence may be spontaneous or by the use of an adhesive. The glass element may have plane or spherical surfaces and the exposed surface of the plastic may be aspherical ; the composite element may be a spherical mirror and an adherent corrector for spherical aberration, or may be a supporting plate and corrector at the centre of curvature of a spherical mirror. The Figure shows a polystyrol correction element ...

METHOD OF MANUFACTURING FOOTWEAR

... 1,243,115. Boots &c. CENTRE TECHNIQUE DUCUIR S.A. 5 May, 1969 [9 May, 1968; 17 June, 1968], No. 22757/69. Heading A3B. [Also in Division B5] A footwear upper and sole, e.g. a ski boot, are integrally cast from a cold crosslinking polymer, e.g. a polyester or polyurethane, within a mould defined between an inner core and an outer mould shell. The core may comprise a last, or the foot for which the boot is intended, which may be covered before moulding with a coating, or a sock of leather. Zones of different hardness and/or colour may sequentially be cast in the mould such as the sole followed by the upper, or by tilting the mould the sole and part of the upper may comprise the same zone. The mould may be opened for the positioning therein of a reinforcement between sequential casting operations. The last 9 and the mould shell 11, Fig. 3, for the casting of a ski boot, Fig. 1, may comprise castings from the boot to be moulded in the same material thereas, the shell 11 being surrounded by ...

Solid hair cosmetic composition

A solid hair cosmetic composition comprising 0.1-40 % of at least one polysaccharide, where at least one polysaccharide is corn, rice, potato, or tapioca starch, modified starch, and/or a dextrin (preferably maltodextrin). The composition optionally comprises: 10-60 % polyhydric alcohol, preferably glycerol; 0.1-15 % cationic surfactant, preferably alkylquats, quaternary imidazolines, or C8-C30-alkyl-tri-C1-C4-alkylammonium salts; and 0.1-15 % of at least one saturated or unsaturated, branched or unbranched C8-C30 alcohol and/or carboxylic acid or salt thereof. The fatty alcohol is preferably cetyl or stearyl alcohol, and the fatty acid is preferably coco, lauric, myristic, palmitic, stearic, behenic, oleic acids or their salt. The composition may be in the form of a pen or piece. The composition is produced by mixing all the ingredients with sufficient heat/agitation to melt and evenly distribute, before cooling and solidification, preferably using pin/piece moulds. The cosmetic is applied ...

PROCEDURE FOR THE PRODUCTION OF ROT-CASH, THIN-WALLED MOLDED ARTICLES ON STRENGTH BASIS

PROCEDURE AND DEVICE FOR THE PRODUCTION OF AN ELECTRICAL PLASTIC INSULATOR

Molded body, and method for producing the molded body

A second mold is placed on a planar surface of a first mold to form a first mold cavity, which is filled with a first material slurry containing a first material powder and the molded slurry is caused to set, thereby forming a first molded part on the planar surface of the first mold. A third mold is placed on the planar surface of the first mold from which the second mold is removed and on which the first molded part is formed, thereby forming a second mold cavity. The second mold cavity is filled with a second material slurry which contains a second material powder different from the first material powder so as to mold the slurry in contact with the first molded part. The molded slurry is caused to set, thereby forming a second molded part on the planar surface of the first mold.

Method of making a light emitting device having a molded encapsulant

Disclosed herein is a method of making a light emitting device having an LED die and a molded encapsulant made by polymerizing at least two polymerizable compositions. The method includes: (a) providing an LED package having an LED die disposed in a reflecting cup, the reflecting cup filled with a first polymerizable composition such that the LED die is encapsulated; (b) providing a mold having a cavity filled with a second polymerizable composition; (c) contacting the first and second polymerizable compositions; (d) polymerizing the first and second polymerizable compositions to form first and second polymerized compositions, respectively, wherein the first and second polymerized compositions are bonded together; and (e) optionally separating the mold from the second polymerized composition. Light emitting devices prepared according to the method are also described.

Method for removing a smp apparatus from a cured composite part

A method and apparatus for removing a SMP apparatus from within a cured composite part. The method may comprise the steps of triggering the SMP apparatus from a rigid state to a malleable state, inducing a pressure differential that drives the SMP apparatus, in the malleable state, away from the cured composite part and toward an inner mandrel tool, and removing the inner mandrel tool with the SMP apparatus resting thereon out of the cured composite part. The inner mandrel tool may comprise an outer surface having varying contours such that a surface area of the outer surface is great enough to prevent the SMP apparatus from folding over onto itself or creasing when driven toward the inner mandrel tool. A maximum straight line distance between points on the outer surface may be small enough to allow the inner mandrel tool clearance for removal from the cured composite part.

Surgical training aids and methods of fabrication thereof

The present invention provides surgical training aids formed from hydrogels and adapted to exhibit realistic mechanical properties mimicking those of real organs. Surgical training aids are preferably fabricated by subjecting a concentration of polyvinyl alcohol to freeze-thaw cycles in a mold designed to approximate the shape of an organ, and process parameters are selected to tailor the mechanical properties of the formed hydrogel to those of the organ simulated by the surgical aid. The mechanical properties of the hydrogel forming the surgical training aid may be tailored by incorporating bacterial cellulose and by applying strain during hydrogel formation, thereby producing controlled anisotropy.

Active energy ray-curable resin composition, and production method for products with surfaces of fine concave-convex structures

The present invention relates to a production method for a product having a cured resin layer with a fine concave-convex structure formed on the surface of a substrate, the method including filling the space between a mold having a fine concave-convex structure composed of anodized alumina on the surface and a substrate with an active energy ray-curable resin composition, and curing the composition by irradiation with active energy rays, thereby forming a cured resin layer into which the fine concave-convex structure has been transferred on the surface of the substrate, wherein (A) the method includes treating the surface of the mold with a release agent, at least at transfer initiation, and (B) the active energy ray-curable resin composition includes a polymerizable compound, a polymerization initiator and a (poly)oxyethylene alkyl phosphate ester compound.

Food Transport Belt

A transport belt for a food processing machine and a manufacturing method thereof is provided. The transport belt comprising a first portion comprising a first elastomeric material having a first durometer of hardness; and a second portion comprising a second elastomeric material having a second durometer of hardness. The first durometer of hardness is different than the second durometer of hardness. The first portion provides a surface for food materials to be processed.

PERFORATED BIOABSORBABLE OIL FILM AND METHODS FOR MAKING THE SAME

A bio-absorbable stand-alone film is derived at least in part from fatty acids. The bio-absorbable stand-alone film can have anti-adhesive, anti-inflammatory, non-inflammatory, and wound healing properties, and can additionally include one or more therapeutic agents incorporated therein. The stand-alone film has one or more perforations or depressions formed therein. Corresponding methods of making the bio-absorbable stand-alone film with one or more perforations or depressions include molding, cutting, carving, puncturing or otherwise suitable methods to create the perforations or depressions in the bio-absorbable stand-alone film. The resulting stand-alone film is bioabsorbable. 1. A method of making a stand-alone film , said method comprising:providing a non-porous stand-alone film having a first side and a second side and formed of a non-polymeric cross-linked gel material formed at least in part of a fatty acid compound or derivative or analog thereof;forming one or more perforations in the film;wherein at least one of the one or more perforations comprises a slit that passes through the film from the first side through to the second side, or vice versa.2. The method of claim 1 , wherein the one or more perforations is formed by cutting.3. The method of claim 1 , wherein the one or more perforations are formed by carving.4. The method of claim 1 , wherein the one or more perforations are formed by puncturing.5. The method of claim 1 , wherein the one or more perforations create a cavity in the film.6. The method of claim 5 , further comprising filling the cavity with a liquid claim 5 , solid claim 5 , gas or combination thereof.7. The method of claim 1 , further comprising sterilizing and packaging the film.8. The method of claim 7 , further comprising:providing a pouch having a non-permeable chamber and a gas-permeable header;placing the film in the pouch;sealing the pouch along the gas-permeable header, such that the non-permeable chamber remains accessible ...

Durable, consumable packaging system for hot melt materials and methods of making and using same

Durable consumable packaging systems for hot melt materials, and particularly asphalt. The packaging system can include an asphalt or asphalt composition contained within a durable consumable wrap or bag without the need for an outer protective container. The durable consumable wrap or bag comprises a woven or non-woven fiber based material, and particularly a spun-bonded olefin material, the olefin material comprising a high density polyethylene (HDPE) material. The durable consumable packaging system provides a simple, cost effective solution to a number of the problems associated with the prior art packaging containers and systems described above, while providing additional benefits to overcome the problems specific with the packaging and transport of asphalt.

Riser floatation with anti-vibration strakes

A substantially cylindrical buoyancy module for a marine riser includes a plurality of buoyancy elements separated along at least one helical separation plane.

METHOD FOR PREPARING POLYMERIC SHEETS DERIVED FROM POLYISOCYANATES

Described is a method of preparing a cured, non-elastomeric polymeric sheet derived from a polyisocyanate. The method comprises the following steps: combining a first component and second, separate component to form a reaction mixture; introducing the reaction mixture into a preheated sheet mold at a certain minimum fill rate, allowing the reaction mixture to gel; heating the reaction mixture to a temperature and for a time sufficient to yield a cured sheet having a thickness of at least 6.35 mm (0.25 in); and removing the cured sheet from the mold to yield a non-elastomeric polymeric sheet. When the active hydrogen functional groups in the second component include hydroxyl groups, the first and second components are initially heated to a temperature of at least 50° C., Polyurethane sheets formed by such processes demonstrate minimal optical defects and the process allows for the production of superior sheets of higher thicknesses than previously possible. 1. A method of preparing a cured , non-elastomeric polymeric sheet derived from a polyisocyanate , having an area of at least 900 cmand a volume of at least 1600 cm , the method comprising the steps of:(a) providing a first component comprising a material having isocyanate functional groups and optionally a catalyst;(b) providing a second, separate component comprising a material having active hydrogen functional groups that are reactive with isocyanate and optionally a catalyst, wherein the catalyst is present in at least one of the first and second components, and wherein when the active hydrogen functional groups in the second component include hydroxyl groups, the first and second components are initially heated to a temperature of at least 50° C.;(c) combining the first and second components to form a reaction mixture;(d) introducing the reaction mixture into a sheet maid at a fill rate of at least 3000 g/min in a substantially uniform thickness, wherein the sheet mold has been pre-heated to a temperature of ...

Artificial Stone and Method of Making Same

A method of forming a lightweight artificial stone comprises sizing an existing rock to a first set of dimensions and compensating for shrinkage of moldable cement and expanded glass mixture, squaring the existing rock at least once, laying out at least one of the existing rock, forming a mold of the existing rock, removing the existing rock from the mold, filling the mold with the moldable cement and expanded glass mixture, forming at least one dimensionally accurate stone. 1. A method of forming lightweight artificial stone , comprising:one of cutting a rock to first desired dimensions and cutting a smooth rear surface;the other of cutting a rock to first desired dimensions and cutting a smooth rear surface;re-squaring said rock at least once;laying out at least one of said rock for molding;covering said at least one rock in a mold forming material;forming a mold which accommodates for shrinkage of a cement and expanded glass mixture;filling said mold with said cement and expanded glass mixture;forming at least one artificial stone with said mold;comparing at least one dimension of said at least one artificial stone with a target dimension.2. The method of further comprising recutting said rock and forming a second mold.3. The method of claim 2 , further comprising forming a second artificial stone and comparing at one dimension of said second artificial stone with said target dimension.4. The method of further comprising placing a relief in said mold to aid removal of said dimensionally accurate artificial stone.5. The method of further comprising removing said at least one dimensionally accurate artificial stone from said mold.6. The method of further comprising filling said mold with coloring.7. The method of wherein said dimensionally accurate artificial stone has four smooth surfaces and four right angle corners.8. The method of wherein said dimensionally accurate artificial stone has at least one dimension of preselected length.9. A method of forming a ...

FILMS AND METHODS OF MANUFACTURE

A flexible body comprises a polymer film having a first surface and an opposing second surface. The polymer film has a plurality of apertures extending from the first surface to the second surface and a plurality of raised lips protruding from the first surface such that each of the plurality of apertures is surrounded by one of the plurality of raised lips. A method of producing a polymer film comprises placing a polymer solution into a one sided mold having a plurality of protrusions extending from a bottom of the mold wherein the polymer solution is characterized by a viscosity that inhibits the unaided flow of the polymer throughout the mold; urging the polymer solution around each of the plurality of protrusions; and solidifying the polymer solution. 1. A flexible body comprising:a polymer film having a first surface and an opposing second surface, the polymer film having a plurality of apertures extending from the first surface to the second surface and a plurality of raised lips protruding from the first surface such that each of the plurality of apertures is surrounded by one of the plurality of raised lips.2. The flexible body of claim 1 , wherein the polymer film comprises a bioresorbable polymer.3. The flexible body of claim 2 , wherein the bioresorbable polymer contains repeat units selected from the group consisting of: L-lactic acid claim 2 , D-lactic acid claim 2 , L-lactide claim 2 , D-lactide claim 2 , D claim 2 ,L-lactide claim 2 , glycolide claim 2 , a lactone claim 2 , a lactam claim 2 , trimethylene carbonate claim 2 , a cyclic carbonate claim 2 , a cyclic ether claim 2 , para-dioxanone claim 2 , beta-hydroxybutyric acid claim 2 , beta-hydroxypropionic acid claim 2 , beta-hydroxyvaleric acid claim 2 , and a combination thereof.4. The flexible body of claim 2 , wherein the bioresorbable polymer contains repeat units selected from the group consisting of: L-lactic acid claim 2 , D-lactic acid claim 2 , L-lactide claim 2 , D-lactide claim 2 , D ...

Molding, such as, for example, a kitchen sink, wash basin or the like, and method for producing such a molding

The invention relates to a moulding ( 1 ), such as a kitchen sink, wash basin, work surface or the like, produced from a composite material comprising a cured polymer binder and filler particles embedded therein, by moulding a preferably repeatedly usable mould, wherein the surface ( 8 ) of a visible face ( 10 ) of the moulding ( 1 ), in particular a visible face ( 10 ) of the moulding ( 1 ) that is substantially horizontal in the use state of the moulding ( 1 ), has irregularities formed by pores ( 20 ), characterised in that more than 30% and less than 90%, in particular more than 40% and less than 80%, and preferably more than 50% and less than 65% of the surface ( 8 ) of the visible face ( 10 ) is formed by pores ( 20 ), the width ( 24 ) of which amounts on average to more than 0.1 mm and less than 1 mm, the depth ( 26 ) of which amounts on average to more than 10 μm and less than 50 μm, and the ratio of depth ( 26 ) to width ( 24 ) of the pores ( 20 ) amounts on average to more than 1:4 and less than 1:30. The invention also relates to a method for producing such a moulding.

PROBE FOR ULTRASONIC DIAGNOSTIC APPARATUS AND METHOD OF MANUFACTURING THE SAME

A probe for an ultrasonic diagnostic apparatus includes a case, a piezoelectric member provided inside the case, at least one acoustic matching layer disposed at a front of the piezoelectric member, an acoustic lens disposed at a front of the acoustic matching layer, and a backing member disposed at a rear of the piezoelectric member and provided with a plurality of pores to reduce sound waves transmitted to the rear of the piezoelectric member and to allow to adjust an acoustic impedance. A method of manufacturing the probe for an ultrasonic diagnostic apparatus includes the operations of preparing a fluid to form a backing layer, pouring the fluid into a mold, hardening the fluid and removing the mold. 1. A probe for an ultrasonic diagnostic apparatus comprising:a case;a piezoelectric member provided inside the case;at least one acoustic matching layer disposed at a front of the piezoelectric member;an acoustic lens disposed at a front of the at least one acoustic matching layer; anda backing member disposed at a rear of the piezoelectric member and provided with a plurality of pores to reduce sound waves transmitted to the rear of the piezoelectric member and to adjust acoustic impedance.2. The probe according to claim 1 , wherein the pores are formed through the backing member.3. The probe according to claim 2 , wherein the pores are arranged in a predetermined pattern.4. The probe according to claim 3 , wherein the backing member further includes at least one empty particle formed of glass with a hollow inside.5. The probe according to claim 1 , wherein the backing member includes at least one empty particle formed of glass with a hollow inside to form the pores.6. The probe according to claim 5 , wherein the backing member further includes glass particles in a proportion over a certain proportion to control attenuation claim 5 , hardness and density of the backing member.7. The probe according to claim 1 , wherein upper and lower sides of the piezoelectric ...

Biodegradable ocular implant

The present invention relates to a biodegradable ocular implant for sustained drug delivery, comprising a first layer comprising a first biodegradable polymer, wherein the first layer contains a drug dispersed or dissolved therein. A multi-layered biodegradable ocular implant is also disclosed.

METHOD AND SYSTEM FOR PRODUCING AT LEAST ONE PATIENT-SPECIFIC SURGICAL AID

In an embodiment of the present invention, a method for producing at least one patient-specific surgical aid is described. A native patient tissue having at least one patient tissue surface of interest is provided. A moldable substance is placed into contact with at least a portion of the patient tissue surface of interest. An impression of the patient tissue surface of interest is maintained upon the moldable substance. The moldable substance is solidified into a patient-specific surgical aid. The patient-specific surgical aid is removed from the native patient tissue. A system for producing at least one patient-specific surgical aid is also disclosed. 1. A method for producing at least one patient-specific surgical aid , the method comprising the steps of:providing a native patient tissue having at least one patient tissue surface of interest;placing a moldable substance into contact with at least a portion of the patient tissue surface of interest;maintaining an impression of the patient tissue surface of interest upon the moldable substance;solidifying the moldable substance into a patient-specific surgical aid; andremoving the patient-specific surgical aid from the native patient tissue.2. The method of claim 1 , including the steps of:providing a physical model of the native patient tissue, the physical model having at least one model surface of interest replicating the patient tissue surface of interest;placing the patient-specific surgical aid into contact with at least a portion of the model surface of interest;physically altering the patient-specific surgical aid after removal from the native patient tissue to produce an altered patient-specific surgical aid; andplacing the altered patient-specific surgical aid into contact with at least a portion of the patient tissue surface of interest.3. The method of claim 2 , including the step of facilitating at least one surgical task with the altered patient-specific surgical aid when the altered patient-specific ...

Method for Producing Molded Elements Comprising Photoluminescent and/or Night Luminous Particles, a Molded Element and Composite Plate Made of a Plurality of Molded Elements

The invention relates to a method for producing molded elements () comprising photoluminescent and/or night luminous particles (). According to the invention, the molded elements () are formed of polymer concrete, in the base layer () of which photoluminescent and/or night luminous particles () and/or further particles () are introduced, the base layer being covered and protected by a surface layer (). The invention further relates to a molded element () comprising photoluminescent and/or night luminous particles () and an assembly comprising a plurality of molded elements (). 116. A method for producing molded elements () comprising photoluminescent and/or noctilucent particles () ,{'b': 1', '3', '2', '6', '7, 'characterized in that the molded elements () are formed from polymer concrete, into the base layer () of which, which is covered and protected by a surface layer (), photoluminescent and/or noctilucent particles () and/or further particles () are introduced.'}2. The method as claimed in claim 1 ,characterized in that, in a first method step, a release agent is applied to a casting mold or at least to a surface of the casting mold.3. The method as claimed in claim 1 ,{'b': '1', 'characterized in that, in a second method step, a colorless gel coat having a high abrasion resistance and/or weathering resistance is introduced mechanically or manually into the casting mold as a surface layer () having a high mechanical and/or chemical resistance.'}4. The method as claimed in claim 3 ,{'b': 2', '3', '6', '6', '7', '3', '3', '3, 'characterized in that, in a third method step, a colorless gel coat is applied to the initially dried surface layer () as the base layer () of the photoluminescent and/or noctilucent particles (), wherein the photoluminescent and/or noctilucent particles () and/or further particles () are then introduced into the base layer () or applied to the base layer () and held on and/or in the base layer () by adhesive forces.'}5. The method as ...

Image Reading Device and Method of Manufacturing Housing

A light guide inserted into an inclined groove is disposed so as to partially overlap with a lens unit that is fitted into a concave groove disposed parallel to the inclined groove when seen in a plan view, to regulate the separation of the lens unit from the concave groove and hold the lens unit in an insertion state by the light guide. Therefore, a fixing unit such as an adhesive agent is not required in fixedly disposing the light guide and the lens unit at a predetermined position of a frame, and a CIS module is assembled without using an adhesive agent, thereby allowing the CIS module that is easily disassembled when being discarded and that improves recycling efficiency to be provided. 1. An image reading device comprising:an illumination unit that has a light guide body guiding light from a light source to an object to be read and illuminates the object;an image forming optical device that is disposed parallel to the light guide body, has a lens array provided with an incidence surface in which a plurality of lens surfaces are arranged in the same direction as a longitudinal direction of the light guide body, and condenses reflected light from the object which is incident on the incidence surface, thereby forming an erect equal-magnification image on a sensor; anda holding unit that holds the light guide body and the image forming optical device,wherein the held light guide body is disposed so as to partially overlap with the held image forming optical device, and regulates the separation of the image forming optical device from the holding unit by the light guide body.2. The image reading device according to claim 1 ,wherein the holding unit includes a frame member and a partition member that partitions an internal space of the frame member into a first space and a second space,wherein the light guide body and the image forming optical device are held on the first space side of the partition member,wherein the sensor is disposed at a position facing the ...

PLASTIC ACOUSTIC MATERIAL AND METHODS OF MANUFACTURING THEREOF

A method of manufacturing plastic acoustic material including transforming plastic precursor material into plastic granules, filling a mold with the granules while forming air pockets between the granules in the mold, heating the mold, thereby at least partially melting the granules in the mold, and cooling the mold, thereby allowing the at least partially melted granules to solidify around the air pockets and thereby forming the plastic acoustic material. 1. A method of manufacturing plastic acoustic material comprising:transforming plastic precursor material into plastic granules;filling a mold with said granules while forming air pockets between said granules in said mold;heating said mold, thereby at least partially melting said granules in said mold; andcooling said mold, thereby allowing said at least partially melted granules to solidify around said air pockets and thereby forming said plastic acoustic material.2. A method according to and wherein said transforming plastic precursor material into plastic granules comprises:placing said plastic precursor material in a heated extruder;after said plastic precursor material is heated to a melted state in said extruder, applying pressure to said precursor material by a piston element, thereby extruding generally uniform thin strips of plastic material through apertures formed in a surface of said extruder; andgrinding said thin strips of plastic material into plastic granules.3. A method according to and wherein said transforming plastic precursor material into plastic granules comprises:passing said plastic precursor material through a two-roller flattening device, thereby transforming said plastic precursor material into generally flat strips of plastic material;employing a heat press to further transform said strips of plastic material into generally uniform plastic plates; andgrinding said generally uniform plastic plates into plastic granules.4. A method according to and wherein said granules have a thickness ...

Foam-Backed Hollow Articles Made by Cold Rotational Molding

Systems and cold rotational molding methods are provided for making hollow, foam-backed polymeric molded articles. The molded articles can be manikins or manikin parts, or other articles, such as frames (e.g. for mirrors and pictures), urns, fixtures, furniture, display props, and garden furniture, made of a thermosetting elastomeric material. The articles are more structurally rigid than previous molded articles utilizing the same amount of polymer material, lighter in weight than previous molded articles having the same structural rigidity, and more resistant to deformation under temperatures up to 180 to 185.degree. F. The process of making a molded manikin part, from the first injection of polymer into the mold until demolding of the finished part, can be completed in as short a time as 18 minutes without the necessity for cradling of the demolded part, even when the part requires one or more flat surfaces. 1. A method for making a hollow molded article that is resistant to heat and impact distortion , said method comprising:a. introducing a first polymer mix containing uncured thermosetting polymer components for a rigid, hollow polymer shell into a mold in an amount sufficient to form a shell coating of said first polymer mix on the inside surface of the mold;b. rocking and rotating the mold in multiple directions to form said shell coating until at least the inner surface of said coating has become tacky;c. introducing said second polymer mix into the mold in an amount sufficient to form a foam coating on said shell coating;d. rocking and rotating the mold in a cold rotational molding process in multiple directions to form said foam coating bonded to said shell coating and allow said shell coating to cure sufficiently that a molded hollow article made by the foregoing method can be removed from the mold; ande. removing the molded, article consisting essentially of an outer shell layer bonded to an inner foam backing layer from the mold.2. The method of ...

LIP BALM WITH SPHERICAL SURFACE AND METHOD FOR PRODUCING

A lip balm applicator product comprises upper and lower portions that are connectable together to define the applicator product being of a substantially spherical shape. A support platform is located in the lower portion and accommodates a quantity of lip balm having an arcuate surface. A lip balm comprises a composition of waxes and oils in solid form and formed to have an arcuate surface. The composition is formed to have the arcuate surface using a hot pour process. A method of manufacturing a lip balm comprises providing a receptacle having a concave arcuate surface. A lip balm material in a heated, liquefied phase is poured into the receptacle. Once poured, the heated, liquefied phase is allowed to solidify such that a surface of the solidified lip balm material has an arcuate configuration that corresponds to the concave arcuate surface of the receptacle. 1. A method of making a lip balm article comprising:forming a lip contacting surface of a lip balm by introducing a liquefied phase of the lip balm into a portion of the lip balm article such that the interior surface of the portion of the lip balm article molds the lip contacting surface of the lip balm.2. The method of claim 1 , wherein the article comprises lip balm enclosed within a final consumer packaging.3. The method of claim 2 , wherein the portion is at least part of an upper portion of the final consumer packaging.4. The method of claim 3 , wherein the portion is a substantial portion of the upper portion of the final consumer packaging.5. The method of claim 2 , wherein the portion is an upper portion of the final consumer packaging.6. The method of claim 3 , wherein the upper portion has a substantially concave interior.7. The method of claim 4 , wherein the upper portion has a substantially concave interior.8. The method of claim 5 , wherein the upper portion has a substantially concave interior.9. The method of claim 1 , wherein the lip contacting surface is arcuate.10. The method of claim 1 , ...

Lip balm with spherical surface and method for producing

A lip balm applicator product comprises upper and lower portions that are connectable together to define the applicator product being of a substantially spherical shape. A support platform is located in the lower portion and accommodates a quantity of lip balm having an arcuate surface. A lip balm comprises a composition of waxes and oils in solid form and formed to have an arcuate surface. The composition is formed to have the arcuate surface using a hot pour process. A method of manufacturing a lip balm comprises providing a receptacle having a concave arcuate surface. A lip balm material in a heated, liquefied phase is poured into the receptacle. Once poured, the heated, liquefied phase is allowed to solidify such that a surface of the solidified lip balm material has an arcuate configuration that corresponds to the concave arcuate surface of the receptacle.

Reduced Weight Equine Orthotic Pad and Method

There is disclosed an improved shock absorbing, light-weight, thermally insulative orthotic pad designed for use in a pad and boot assembly for hoofed livestock. The pad is comprised of a mixture of small particles, preferably spheroids, and elastomeric materials. In a preferred embodiment, elastomeric material generally is more concentrated at the top portion of the pad, and particles dispersed in a matrix of elastomeric material concentrated at the bottom section of the pad. The particles have a lower density than the elastomeric materials and possess better thermally insulative properties, and in a particularly preferred embodiment, at least some of the particles are comprised of closed-cell polypropylene foam. A method of making the light weight pad is also disclosed 1. An orthotic pad for use in an equine boot comprising a solid elastomer having a hardness of no greater than 70 Shore A and having discrete small particles with a hardness of at least 90 Shore A dispersed therein , wherein the spheroid materials are of lower density than the elastomer and wherein the particles are immovably encased in the elastomer.2. The pad in wherein the orthotic pad has an upper portion above a centerline of the pad and a lower portion below a centerline of the pad and wherein the lower portion of the pad has a greater concentration of particles dispersed in the elastomeric material of the pad.3. The pad of wherein the particles have cross sections or diameters in the range of one (1) to six (6) mm.4. The pad of wherein the particles are comprised of materials selected from the group consisting of: polypropylene claim 1 , polyethylene claim 1 , high density polyethylene claim 1 , ethylene propylene diene monomer claim 1 , polystyrene claim 1 , polystyrene claim 1 , polybutadiene claim 1 , styrene-butadiene rubber claim 1 , and polyvinyl chloride.5. The pad of claim 4 , wherein at the particles are spheroids and are comprised of closed-cell expanded polypropylene.6. The pad of ...

LAMINATE, PRODUCTION METHOD FOR SAME, AND METHOD OF CREATING DEVICE STRUCTURE USING LAMINATE

The invention provides a laminate of an inorganic layer, a resin layer, and a coupling agent treatment layer interposed therebetween, which different delamination strengths between the inorganic layer and the resin layer to form a prescribed pattern. The invention also provides a production method comprising (1) treating an inorganic layer with a coupling agent; (2) performing a patterning process to form strong adhesion sections and easily separated sections; and (3) forming a resin layer by drying and heat-treating a coated solution layer obtained by coating a resin solution or a resin precursor solution onto the surface of the inorganic layer that was treated with a coupling agent and then patterned. 1. A method for producing a laminate composed of at least an inorganic layer and a resin layer , the method comprising the following steps (1) to (3) of:(1) subjecting at least one surface of the inorganic layer to coupling agent treatment;(2) carrying out patterning treatment for forming good adhesion parts and easily peeling parts with different adhesion peel strength between the inorganic layer and the resin layer and substantially the same surface roughness in at least one surface of the inorganic layer subjected to the coupling agent treatment in the step (1); and(3) forming the resin layer by applying a resin solution or a resin precursor solution to the coupling agent-treated surface of the inorganic layer subjected to the patterning treatment in the step (2) and drying and heating the obtained application solution layer.2. The method for producing a laminate according to claim 1 , wherein the patterning treatment is carried out by subjecting a part of the coupling agent-treated layer to inactivation treatment to form a prescribed pattern.3. The method for producing a laminate according to claim 2 , wherein the inactivation treatment is at least one kind treatment selected from the group consisting of blast treatment claim 2 , vacuum plasma treatment claim 2 , ...

FLOATING CUT-OFF BAR AND METHOD OF USE THEREOF

A floating cut-off bar that follows a preselected path of travel over a mold box during a block production cycle. The floating cut-off bar may be coupled to a feed drawer whereby a mechanism allows the floating cut-off bar to engage the specified contour of a division plate in a mold box assembly and aid in material distribution by screeding excess material and delivering additional material to areas of the mold box as necessary and method of making wall blocks therefrom. The specified contour of the division plate is designed to optimally deliver material to achieve a specified uniform density of the block produced for greater structural integrity, strength and durability of the block. 1. A method of producing wall blocks in a mold assembly which includes a production pallet , a mold box having an open top and an open bottom , a feed drawer and a stripper shoe , the method comprising:positioning the production pallet beneath the mold box to enclose the bottom of the mold box;moving the feed drawer from a first position which is vertically offset from the mold box to a second position above the mold box;depositing block forming material from the feed drawer into the mold box;moving the feed drawer from the second position back to the first position;after the block forming material has been deposited in the mold box redistributing the block forming material within the mold box such that a height of block forming material above the production pallet in a first portion of the mold box is greater than a height of block forming material above the production pallet in a second portion of the mold box, the first and second portions of the mold box being located such that a line which intersects both the first and second portions is parallel with a direction of travel of the feed drawer as it moves from the second position back to the first position;lowering the stripper shoe to enclose the open top of the mold box and to compress the block forming material within the mold ...

Method for manufacturing electronic device casing

An exemplary method for manufacturing a thermally insulating electronic device casing includes the following steps. First, a cover and a mold are provided. The cover includes a top surface. The mold includes a bottom surface, and the bottom surface of the mold is depressed inwardly thereby defining a recess. Next, the mold is arranged to cover the cover, with the bottom surface of the mold attached on the top surface of the cover. Thereby, a room is cooperatively defined by the recess and the top surface of the cover. Then the room is filled with aerogel solution. After that, the aerogel solution in the room is dried. Finally, the mold is and removed from the cover.

Food Transport Belt

A transport belt for a food processing machine and a manufacturing method thereof is provided. The transport belt comprising a first portion comprising a first elastomeric material having a first durometer of hardness; and a second portion comprising a second elastomeric material having a second durometer of hardness. The first durometer of hardness is different than the second durometer of hardness. The first portion provides a surface for food materials to be processed. 1. A transport belt for a food processing machine , the transport belt comprising:a first portion providing a surface for food materials to be processed, the first portion comprising a first elastomeric material having a first durometer of hardness; anda second portion comprising a second elastomeric material having a second durometer of hardness;wherein the first durometer of hardness is different than the second durometer of hardness.2. The transport belt according to claim 1 , further comprising a reinforcement material.3. The transport belt according to claim 2 , wherein the reinforcement material is located between the first portion and the second portion.4. The transport belt according to claim 1 , wherein the first durometer of hardness is higher than the second durometer of hardness.5. The transport belt according to claim 1 , wherein the first elastomeric material or the second elastomeric material is polyurethane elastomer.6. The transport belt according to claim 1 , wherein the first portion provides a ridging or a knurling.7. The transport belt according to claim 1 , wherein the first durometer of hardness is from about 70 to about 90 Shore A claim 1 , preferably claim 1 , from about 75 to about 85 Shore A claim 1 , more preferably claim 1 , about 80 Shore A.8. The transport belt according to claim 1 , wherein the second durometer of hardness is from about 50 to about 70 Shore A claim 1 , preferably claim 1 , from about 55 to about 65 Shore A claim 1 , more preferably claim 1 , about 60 ...

Flavored Boil and Bite Mouthguard

A mouthguard device and method of manufacturing is provided, wherein the mouthguard provides the wearer with protection typically provided by most mouthguard structures, while providing an embedded flavor in the mouthguard material that the wearer can taste to mask the otherwise foul smell of a used mouthguard over the course of its use. A flavorant is infused within the thermoplastic material, which is perceptible to the wearer and reduces its smell and bad taste. The method of manufacturing involves infusing flavorant within the thermoplastic material and thereafter providing the mouthguard structure to the user such that it can be molded to the wearer's mouth using a boil and bite technique. 1) A method of producing a flavored boil and bite mouthguard device , comprising the steps of:preparing a thermoplastic material in molten form;adding a flavoring agent to said thermoplastic material;adding a coloring agent that is adapted to match said flavoring agent to said thermo plastic material;forming said thermoplastic material into a substantial U-shape having a channel therein.2) A boil and bite mouthguard device , comprising:a substantially U-shaped mouthguard comprising an elongated channel having a base surface and an inner and outer upstanding surface;said U-shaped mouthguard comprising a thermoplastic material;a flavoring agent infused within said thermoplastic material;said mouthguard having a coloring agent matching said flavoring agent. This application claims the benefit of U.S. Provisional Application No. 61/708,695 filed on Oct. 2, 2012, entitled “Flavor Guard.” The above identified patent application is herein incorporated by reference in its entirety to provide continuity of disclosure.The present invention relates to oral mouthguards utilized to protect a wearer's teeth and jaw from direct impacts and impacts that cause concussions to the wearer. More specifically, the present invention pertains to a boil and bite type mouthguard for athletic use and a ...

Acupressure medallion, method and device for its manufacture and method of reduction of pain from acupressure reflexotherapy

The acupressure element includes a base with spiked applicators and an additional layer of low-melting substance, which creates a surface flush with the points of the spiked applicators. The layer hides the points and prevents pain. During a reflexotherapy procedure, the layer of low-melting material melts, either under the influence of human body heat or with the use of external heating. The points of the spiked applicators are gradually released and begin to press on the skin. The pressure on the skin does not occur immediately, allowing to prepare for increased pain later and acclimate accordingly.

Reformable Insole and Method of Fabricating

An apparatus including means for being remoldable with application of heat at a predetermined temperature, means for absorbing the remoldable means, and means for enclosing the absorbing means, wherein the enclosing means comprises a substantially sealed enclosing means configured to resist a leakage of the absorbing means saturated with the remoldable means. The apparatus further include a insole implement, in which the insole implement having an insole section and an arch pad area, wherein the arch pad area is operable for accepting the enclosing means, wherein the insole implement is operable for maintaining a molded shape as the heat activated and remoldable resin composition in the sealed chamber implement cools in temperature, and wherein the insole implement is further configured to be operable for being remolded to a different shape by reheating the enclosing means containing the absorbing means saturated with the remoldable means. 1. A method comprising the steps of:heating a resin composition, wherein said resin composition comprises a heat activated resin composition that is configured to be operable for remolding by applying heat at a predetermined temperature;impregnating a foam material with said heat activated and remoldable resin composition, in which said foam material is configured to accept said heat activated and remoldable resin composition;saturating said foam material with said heat activated and remoldable resin composition, wherein said foam material comprises a cell foam structure that is operable to be impregnated with said heat activated and remoldable resin composition, and wherein said foam material saturated with said heat activated and remoldable resin composition is configured to be operable for customizing into an insole shape molded implement;inserting said impregnated foam material into a chamber implement, in which said chamber implement comprises a heat resistant material;sealing said chamber implement to generally avoid a ...

Golf ball dimples exhibiting two distinct hardness regions derived from a single cover layer and methods of making same

The present invention is directed to a golf ball having a cover in which the dimples have two distinct hardness regions. The cover of the present invention is formed from a castable formulation including at least one prepolymer that incorporates some degree of unsaturation in the backbone of the polymer, at least one curative, and at least one free radical initiator. The present invention also explores the methods of making such golf balls. The methods of the present invention allow for the production of a golf ball dimple with two distinct hardnesses to be formed using a single castable formulation.

MICROSTRUCTURE FOR TRANSDERMAL ABSORPTION AND METHOD FOR MANUFACTURING SAME

The present invention relates to a microstructure including a biocompatible polymer or an adhesive and to a method for manufacturing the same. The present inventors optimized the aspect ratio according to the type of each microstructure, thereby ensuring the optimal tip angle and the diameter range for skin penetration. Especially, the B-type to D-type microstructures of the present invention minimize the penetration resistance due to skin elasticity at the time of skin attachment, thereby increasing the penetration rate of the structures (60% or higher) and the absorption rate of useful ingredients into the skin. In addition, the D-type microstructure of the present invention maximizes the mechanical strength of the structure by applying a triple structure, and thus can easily penetrate the skin. When the plurality of microstructures are arranged in a hexagonal arrangement type, a uniform pressure can be transmitted to the whole microstructures on the skin. 1. A microstructure comprising a biocompatible polymer or an adhesive , wherein the aspect ratio (w:h) , configured of the diameter (w) of the bottom surface of the microstructure and the height (h) of the microstructure , is 1:5 to 1:1.5 , and the angle of a distal tip is 10° to 40°.2. The microstructure of claim 1 , wherein the biocompatible polymer is at least one polymer selected from the group consisting of hyaluronic acid (HA) claim 1 , carboxymethyl cellulose (CMC) claim 1 , alginic acid claim 1 , pectin claim 1 , carrageenan claim 1 , chondroitin (sulfate) claim 1 , dextran (sulfate) claim 1 , chitosan claim 1 , polylysine claim 1 , collagen claim 1 , gelatin claim 1 , carboxymethyl chitin claim 1 , fibrin claim 1 , agarose claim 1 , pullulan polylactide claim 1 , polyglycolide (PGA) claim 1 , polylactide-glycolide copolymer (PLGA) claim 1 , pullulan polyanhydride claim 1 , polyorthoester claim 1 , polyetherester claim 1 , polycaprolactone claim 1 , polyesteramide claim 1 , poly(butyric acid) claim 1 , ...

PRODUCTION METHOD OF MOLD HAVING RECESSED PEDESTAL PATTERN, AND MANUFACTURING METHOD OF PATTERN SHEET

Provided are a production method of a mold having a recessed pedestal pattern for preventing a liquid flow and a manufacturing method of a pattern sheet. A production method of a mold having a recessed pedestal pattern, has: a step of preparing an insert mold having a protruding needle pattern group; a step of preparing a mold having a first mold provided with a protruding pedestal shape and a second mold; a holding step of holding the protruding pedestal shape of the first mold and the protruding needle pattern group of the insert mold in an overlapping manner; a clamping step of performing clamping with the first mold and the second mold to form a cavity; and an injection step of filling the cavity with a resin. 1. A production method of a mold having a recessed pedestal pattern , comprising:a step of preparing an insert mold having a protruding needle pattern group;a step of preparing a mold having a first mold provided with a protruding pedestal shape and a second mold;a holding step of holding the protruding pedestal shape of the first mold and the protruding needle pattern group of the insert mold in an overlapping manner;a clamping step of performing clamping with the first mold and the second mold to form a cavity; andan injection step of filling the cavity with a resin,wherein in the injection step, the insert mold is deformed following the protruding pedestal shape of the first mold to form a protruding pedestal shape having a recess on a rear surface of the insert mold.2. The production method of a mold having a recessed pedestal pattern according to claim 1 ,wherein the insert mold has the protruding needle pattern group on a front surface of a protruding pedestal shape having a recess on a rear surface, andin the holding step, the protruding pedestal shape of the first mold and the recess of the insert mold are held in an overlapping manner.3. The production method of a mold having a recessed pedestal pattern according to claim 1 ,wherein the insert ...

MOLDING A FLUID FLOW STRUCTURE

In one example, a process for making a micro device structure includes molding a micro device in a monolithic body of material and forming a fluid flow passage in the body through which fluid can pass directly to the micro device. 1. A process for making a print bar , comprising:arranging multiple printhead die slivers on a carrier in a pattern for a print bar, each die sliver having an inlet through which fluid may enter the die sliver and a front with orifices through which fluid may be dispensed from the die sliver, and the die slivers arranged on the carrier with the front of each die sliver facing the carrier;molding a body of material around each die sliver without covering the orifices on the front of the die sliver;forming openings in the body at the inlets;removing the die slivers from the carrier; andseparating groups of die slivers into print bars.2. The process of claim 1 , further comprising:applying a pattern of electrical conductors to the carrier;connecting an electrical terminal on each die sliver to a conductor; andmolding the body around the conductors simultaneously with molding the body around each die sliver.3. The process of claim 1 , wherein forming the openings comprises molding the openings into the body simultaneously with molding the body around each die sliver.4. The process of claim 1 , wherein forming the openings comprises applying a pre-molding form to the die slivers in a pattern defining the openings and then molding the body of material around the die slivers.5. The process of claim 1 , wherein molding the body comprises molding a monolithic body of material simultaneously around all of the die slivers.6. The process of claim 5 , wherein molding the body simultaneously around each die sliver comprises transfer molding a monolithic body of material simultaneously around all of the die slivers.7. The process of claim 1 , wherein removing the die slivers is performed after separating groups of die slivers into print bars.8. A process ...

POLYMERIC CUTTING EDGE STRUCTURES AND METHOD OF MANUFACTURING POLYMERIC CUTTING EDGE STRUCTURES

A functional polymeric cutting edge structure and methods for manufacturing cutting edge structures using polymeric materials are provided. A razor blade for use in a razor cartridge or a blade box for assembly in a razor cartridge frame may be formed using the present invention. 1. A method for manufacturing at least one cutting edge structure comprising the steps of:providing a base structure of a first polymeric material;pressing at least one cutting edge template into said base structure;removing said template to obtain at least one cavity in said base structure;filling said at least one cavity with a second material, said second material being a precursor for a polymeric material;curing said second material; andseparating said base structure and said cured second polymeric material, said at least one cutting edge structure comprised of said cured second polymeric material.2. The method of claim 1 , wherein said second precursor material is comprised of a monomer material claim 1 , an oligomer material claim 1 , or any combination thereof.3. The method of claim 1 , wherein at least one of the second precursor material claim 1 , said cured second polymeric material and at least one side of the cavity is transparent to electro-magnetic radiation at a wavelength in the range of 250 to 1500 nanometers.4. The method of claim 1 , wherein the separating step comprises physical or chemical removal of the base structure from the cured second polymeric material cutting edge structure.5. The method of claim 1 , wherein a photo-initiator of about 1 to about 3% by weight of composition is added to the second precursor material prior to the curing step.6. The method of claim 1 , wherein said at least one cutting edge structure comprises a gothic arch claim 1 , a roman arch claim 1 , or one or more undercuts.7. The method of claim 1 , wherein a tip radius of said at least one cutting edge structure is less than 1 micrometer.8. The method of claim 1 , wherein said first ...

POLYMERIC CUTTING EDGE STRUCTURES AND METHOD OF MANUFACTURING POLYMERIC CUTTING EDGE STRUCTURES

A functional polymeric cutting edge structure and methods for the manufacturing cutting edge structures using polymeric materials are provided. A razor blade for use in a razor cartridge or a blade box for assembly in a razor cartridge frame may be formed using the present invention. 1. A method for manufacturing at least one cutting edge structure comprising the steps of:providing a first polymeric material in liquid form in a container;providing at least one cutting edge template within said first polymeric material;curing said first polymeric material while said at least one cutting edge template is disposed in said first polymeric material to form a base structure;removing said template to obtain a cavity in said base structure;filling said cavity with a second material, said second material being a precursor for a polymeric material;curing said second material; andseparating said base structure and said cured second polymeric material, said at least one cutting edge structure comprised of said cured second polymeric material.2. The method of claim 1 , wherein said second precursor material is comprised of a monomer material claim 1 , an oligomer material claim 1 , or any combination thereof.3. The method of claim 1 , wherein said at least one cutting edge structure comprises a gothic arch claim 1 , a roman arch claim 1 , or one or more undercuts.4. The method of claim 1 , wherein a tip radius of said at least one cutting edge structure is less than 1 micrometer.5. The method of claim 1 , wherein said first polymeric material is comprised of Poly (methyl methacrylate) (PMMA) or Polydimethylsiloxane (PDMS).6. The method of claim 1 , wherein said second precursor material is comprised of an acrylic based material or an epoxy based material.7. The method of claim 1 , wherein a viscosity of said second precursor material is less than about 10 claim 1 ,000 centiPoise.8. The method of claim 1 , wherein said base structure is comprised of only one part.9. The method of ...

APPARATUSES AND METHODS FOR SEAL CAP INSTALLATION

One example of the present disclosure relates to a form for supporting a volume of a viscous substance encapsulating at least a portion of an object while the viscous substance solidifies to form a seal. The form comprises a non-metallic solidified material; a distal axial opening; a proximal axial opening; and a lateral wall between the distal axial opening and the proximal axial opening. The lateral wall comprises an outwardly facing surface having a surface area, and at least one through lateral opening. 12001012200. A method () of forming a seal () about at least a portion of an object () , the method () comprising:{'b': 202', '100', '102', '110', '12, 'placing () a form (), comprising a non-metallic solidified material () and at least one through lateral opening (), about the at least a portion of the object (); and'}{'b': 204', '100', '12, 'flowing () a viscous substance into the form () and about the at least a portion of the object ().'}2200206110100. The method () of claim 1 , further comprising allowing () gas bubbles capable of existing within the viscous substance to escape from the viscous substance through the at least one through lateral opening () as the viscous substance fills the form ().3200208100100. The method () of claim 1 , further comprising discontinuing () flowing the viscous substance into the form () when the form () is substantially filled with the viscous substance.4200210100100100. The method () of claim 1 , further comprising using () the form () to maintain an external shape of the viscous substance substantially corresponding to an internal shape of the form () while the viscous substance cures to form () the seal.5200100104100. The method () of claim 1 , wherein flowing the viscous substance into the form () comprises inserting a nozzle of a dispenser of the viscous substance into a distal axial opening () of the form ().620012. The method () of claim 1 , wherein the object () is selected from the group consisting of a fastener ...

Resin composition for solid freeform fabrication and method of manufacturing solid freeform fabrication object

A resin composition for solid freeform fabrication includes a thermoplastic resin, wherein the resin composition satisfies the following conditions 1 and 2. 1. The resin composition has a glass transition temperature (Tg) of 100 degrees C. or higher. 2. A molded object of the resin composition is dissolved in tetrahydrofuran at 25 degrees C. within 24 hours at a mass ratio (the molded object/tetrahydrofuran) of the molded object to tetrahydrofuran is 1/10 when the molded object is heated at 220 degrees C. for two hours.

Methods and Apparatus for Stabilization of Surfaces

Various embodiments provide surface compositions and methods for porous, flexible, and durable surfaces that may stabilize native soil, provide substantially uniform drainage of moisture, and provide a barrier between the native soil, vegetation, and other compositions disposed over the surface composition, such as sand and/or soil. The compositions and methods may comprise utilizing a liquid coating composition, liquid binder, and/or antimicrobial composition in combination with a particulate material configured to provide a desired pore size, elasticity, compression, and/or stability to the surface composition. Various embodiments of the surface composition may form a prefabricated flexible bunker liner for application to the native soil in a golf course bunker beneath sand to maintain sand quality, control moisture, and prolong bunker life. 1. A preformed flexible bunker liner for application under sand in a golf course bunker , the bunker liner comprising:a liquid coating composition; form a porous structure with a pore diameter suitable to allow moisture to travel through the bunker liner and prevent particulate matter from traveling through the bunker liner;', 'form a flexible structure configured to substantially conform to the contours of the golf course bunker; and', 'form a stable structure that retains the shape of the golf course bunker according to the turf underlying the bunker, and, 'a particulate material mixed with the liquid coating composition to produce a coated particulate material, wherein the particulate material is selected toa liquid binder mixed with the coated particulate material, wherein the liquid binder comprises a moisture curing polyurethane based prepolymer, andwherein the mixture of the liquid binder and coated particulate material is cured to form the preformed flexible bunker liner.2. The bunker liner of claim 1 , wherein the particulate material is rubber particles.3. The bunker liner of claim 2 , wherein the rubber particles ...

DEVICE FOR GUIDING CELL MIGRATION AND GUIDING METHOD IMPLEMENTING SUCH A DEVICE

The subject matter of the present invention is a device for guiding cell migration comprising a substrate having a textured surface intended to be brought into contact with cells, said textured surface having an anisotropic three-dimensional structure consisting of a network of projections inclined relative to the normal to the plane formed by said textured structure, in the direction imparted by said anisotropic structure. 1. A device for guiding cell migration , comprising a substrate having a textured surface intended to be brought into contact with cells , said textured surface having an anisotropic three-dimensional structure consisting of a network of projections inclined relative to the normal to the plane formed by said textured surface , in the direction imparted by said anisotropic structure.2. The guiding device as claimed in claim 1 , wherein said network of projections has a spacing which is smaller than the size of the cells claim 1 , preferably less than 20 μm claim 1 , more preferably between 0.1 and 15 μm claim 1 , more preferentially between 5 and 10 μm and even more preferentially about 5 μm.3. The guiding device as claimed in claim 1 , wherein the inclined projections have an angle of inclination of less than or equal to 45° relative to the normal to the plane formed by said textured surface claim 1 , preferably between 10° and 45°.4. The guiding device as claimed in claim 1 , wherein the inclined projections have an aspect ratio claim 1 , corresponding to the ratio of the height to the diameter of the projections claim 1 , of between 0.5 and 20 claim 1 , preferably between 2 and 10.5. The guiding device as claimed in claim 1 , wherein the inclined projections are in the shape of a cylinder having in particular a spherical or ovoid cross section claim 1 , of cones claim 1 , of pyramids claim 1 , of lamellae having in particular a cross section which is rectangular or in the shape of a parallelogram claim 1 , or of flakes of substantially ...

CONTINUOUS REINFORCED COLD WATER PIPE FOR AN OCEAN THERMAL ENERGY CONVERSION SYSTEM

A continuous reinforced cold water pipe (CWP) for an Ocean Thermal Energy Conversion (OTEC) system is formed from a sequential series of molded pipe sections, which are formed from a series of rigid frame sections and a curable material to form the continuous reinforced CWP. Each molded pipe section is formed by moving a rigid frame section into a mold, enclosing at least a portion of the rigid frame section in the curable material, and curing the curable material. As each molded pipe section is moved out of the mold, the next sequential rigid frame section, which is connected to the previous rigid frame section, is moved into the mold. The cycle is repeated as many times as required to form the continuous reinforced CWP having a desired length. 1. A cold water pipe (CWP) comprising: a rigid frame comprising a plurality of linear metallic members extending parallel to one another and spaced apart from one another, the plurality of linear metallic members defining an interior channel; and', 'a cured material contacting and enclosing an exterior perimeter of each of the linear metallic members, the cured material forming an interior surface that defines an interior wall of the interior channel., 'a plurality of pipe sections coupled to one another, each pipe section comprising2. The CWP of claim 1 , wherein the rigid frame of at least one pipe section of the plurality of pipe sections further comprises at least one perimeter member coupled to each of the plurality of linear metallic members claim 1 , the plurality of linear metallic members and the at least one perimeter member forming the interior channel.3. The CWP of claim 2 , wherein the at least one perimeter member comprises a plurality of circular members.4. The CWP of claim 2 , wherein the at least one perimeter member comprises at least one helical member.5. The CWP of claim 1 , wherein the rigid frame of each of the plurality of pipe sections comprises at least one of a group consisting of: steel claim 1 , ...

ENGINEERED FLOORING PRODUCT AND METHOD OF MANUFACTURING THEREOF

The present disclosure relates to a method of manufacturing an engineered flooring product comprising a core layer. The method provides the steps of: (a) mixing a hydrate compound, one or more stabilizing agents, and water in a mixer, forming a raw material slurry; (b) spreading a first layer of the raw material slurry onto a cull plate; (c) curing the first layer of raw material slurry; (d) after step (c), releasing the cured first layer of raw material slurry from the cull plate; (e) after step (d), trimming the cured first layer of raw material slurry released from the cull plate; and, (f) after step (e), cooling the cured first layer of raw material slurry released from the cull plate for at least about 24 hours at a temperature ranging from about 10° C.-30° C. thereby forming the engineered flooring product. 1. A method of manufacturing an engineered flooring product comprising a core layer comprising a hydrate compound comprising magnesium oxide and one or more stabilizing agents , the method comprising the steps of:(a) mixing said hydrate compound, the one or more stabilizing agents, and water in a mixer, thereby forming a raw material slurry;(b) spreading a first layer of the raw material slurry onto a cull plate;(c) curing said first layer of raw material slurry;(d) after said step (c), releasing said cured first layer of raw material slurry from said cull plate;(e) after said step (d), trimming said cured first layer of raw material slurry released from said cull plate; and,(f) after said step (e), cooling said cured first layer of raw material slurry released from said cull plate for at least about 24 hours at a temperature ranging from about 10° C.-30° C. thereby forming said engineered flooring product.2. The method according to claim 1 , further comprising the step of claim 1 , prior to said step (c) claim 1 , laying a sheet of stabilizing material on the first layer of the raw material slurry and spreading a second layer of said raw material slurry on ...

Human Tissue Models, Materials, and Methods

Devices, systems, and methods appropriate for use in medical training that include materials that better mimic natural human tissue are disclosed. In one aspect, multi-layer tissue simulations are provided. In another aspect, male genitalia models are provided. In another aspect, abdominal surgical wall inserts are provided. Systems and methods associated with these devices are also provided. 1. A patient simulator , comprising:a torso defining an abdominal opening;a tummy cover defining a cavity and configured to be received within the abdominal opening of the torso; andan abdominal wall surgical insert configured to be received within the cavity of the tummy cover.2. The patient simulator of claim 1 , further comprising a support member configured to secure the abdominal wall surgical insert within the abdominal opening of the torso.3. The patient simulator of claim 2 , wherein the support member comprises:an outer wall; anda plurality of structures positioned around a perimeter of the support member, each of the plurality of structures having an opening formed therein and configured to receive a fastener to secure the support member to the tummy cover.4. The patient simulator of claim 2 , wherein the support member comprises a lip;wherein the abdominal wall surgical insert comprises a recess configured to mate with the lip of the support member to secure the abdominal wall surgical insert within the abdominal opening of the torso.5. The patient simulator of claim 4 , wherein the abdominal wall surgical insert comprises:a skin layer defining an outer surface of the abdominal wall surgical insert; anda subcutaneous layer positioned beneath the skin layer; andwherein the recess is formed in the subcutaneous layer adjacent the skin layer.6. The patient simulator of claim 1 , wherein the abdominal wall surgical insert comprises a skin layer defining an outer surface of the abdominal wall surgical insert.7. The patient simulator of claim 6 , wherein the abdominal wall ...

Natural Polymer-Based Porous Orthopedic Fixation Screw for Bone Repair and Regeneration

A bone fixation device made of polysaccharide particles or microspheres fused into a solid structure is provided herein. The bone fixation device may be in the form of an orthopedic screw, orthopedic pin, or orthopedic plate. Methods of making the bone fixation devices described herein are provided as are methods of treating patients in need of bone repair or replacement by implanting a bone fixation device described herein in the patient at a site of bone damage, ligament damage, or bone deformity. 123-. (canceled)24. A bone fixation device comprising non-porous solid structure , wherein the non-porous solid structure is comprised of melted derivatized cellulose particles or melted derivatized cellulose microspheres , wherein the derivatized cellulose is cellulose acetate or ethyl cellulose , and wherein the derivatized cellulose solid structure is at least 70 percent by weight derivatized cellulose.25. The bone fixation device of claim 24 , further comprising hydroxyapatite and β TriCalcium Phosphate.26. The bone fixation device of claim 24 , wherein the device is an orthopedic screw claim 24 , an orthopedic pin claim 24 , or an orthopedic plate.27. The bone fixation device of claim 24 , wherein the device comprises an orthopedic screw claim 24 , wherein the screw comprises a threaded portion having a proximal end and a distal end and a tip disposed on the distal end.28. The orthopedic screw of claim 27 , wherein the screw is an interference screw.29. The bone fixation device of claim 24 , wherein the device comprises an orthopedic plate claim 24 , wherein the plate is structured to be secured to a bone.30. The bone fixation device of wherein the derivatized cellulose solid structure is comprised of derivatized cellulose microspheres comprising ethyl cellulose microspheres and/or cellulose acetate microspheres claim 24 , and having a microsphere diameter of 50 micrometers to 1200 micrometers.31. The bone fixation device of claim 24 , comprised of melted ...

Solid hair cosmetic composition

The present disclosure relates to a solid hair cosmetic composition comprising—based on the total weight of the cosmetic composition—0.1 to 40.0% by weight of at least one polysaccharide, at least one polysaccharide being starch from corn, rice, potato or tapioca; modified starch; hydroxypropyl starch phosphate or a dextrin, and optionally: 10.0 to 60.0% by weight of at least one polyhydric alcohol, 0.1 to 15.0% by weight of at least one cationic surfactant, and 0.1 to 15.0% by weight of at least one saturated or unsaturated, branched or unbranched C8-C30 alcohol and/or a saturated or unsaturated, branched or unbranched C8-C30 carboxylic acid and/or a salt of a saturated or unsaturated, branched or unbranched C8-C30 carboxylic acid, as well as production and application methods and uses thereof.

Adjustable Retaining Structure for a Cradle Fixture

A method and apparatus for adjusting an adjustable retaining structure. The adjustable retaining structure may be rotated, passively, about a spherical interface as a panel applies a load to the adjustable retaining structure.

Microstructure-based Drug Injection Device and Method for Manufacturing the Same

A method for manufacturing a microstructure-based drug injection device according to an embodiment of the present invention includes: a forming mold preparation step for preparing a forming mold formed in a shape corresponding to a microstructure to be manufactured; a biodegradable material-mixed solution application step for applying a biodegradable material-mixed solution to the forming mold; a primary drying step for drying the biodegradable material-mixed solution applied to the forming mold and forming a needle film in which the microstructure is formed; a drug filling step for filling a drug into a filling space formed by the microstructure; and a secondary drying step for drying the needle film, wherein, in the filling space that has undergone the secondary drying step, an inner space portion is formed in a region other than in the region in which the drug is accommodated. 1. A method for manufacturing a microstructure-based drug injection device , comprising:preparing a forming mold having a shape that corresponds to a microstructure to be manufactured;applying a biodegradable material-mixed solution to the forming mold;primary drying to form a needle film where the microstructure is formed by drying the biodegradable material-mixed solution applied to the forming mold;drug filling for filling a drug in a filling space formed by the microstructure; andsecondary drying for drying the needle film,wherein an inner space is formed in an area other than an area where the drug is accommodated in the filling space that has undergone the secondary drying.2. The method for manufacturing the microstructure-based drug injection device of claim 1 , wherein:the drug filled in the filling space is in a fluid state in drug filling; andat least a part of the drug filled in the filling space is permeated into the microstructure in the drug filling.3. The method for manufacturing the microstructure-based drug injection device of claim 2 , whereina droplet diameter of the drug ...

Vial with non-round seal

A moisture-tight, re-sealable container is disclosed having a lid and body. The lid and body have a non-round seal that is substantially moisture tight when the lid is seated on the body, admitting less than 1000 micrograms per day of water to a package. A reinforcement stiffens or reinforces at least a portion of the seal against inward deflection along an axis defined by the minor diameter when the lid is seated on the body. Optionally the reinforcement is at least one spline subdividing the reservoir. A method of making dispensers for objects of varying length to customize particular dispensers to dispense such objects of a particular length is also disclosed.

Flexible Endoscope and Methods of Making Same

An endoscope includes a handle connected to a flexible, steerable, kink-resistant insertion tube. An endoscope insertion tube may include a shaft, a lower durometer section proximate to a distal end of the shaft, and a higher durometer section positioned between the lower durometer section and a medium durometer section. The endoscope insertion tube may further include a fourth thermoplastic laminate section proximate to a proximal end of the shaft and having a higher durometer. A method of making an endoscope insertion tube may include inserting a mandrel with one, two, or more lateral slots and a liner into a shaft, wherein the liner is positioned between the mandrel and the shaft, bonding a bonded portion of the liner to an inner surface of the shaft, separating other portion(s) of the liner from the shaft, and inserting a first deflection wire in a gap between the shaft and the unbonded portion(s) of the liner. 1. A method of making an endoscope insertion tube or components thereof , the method comprising:a. positioning a primary liner on a primary mandrel having an hourglass shape and at least a first slot and a second slot;b. positioning a secondary liner on each of at least two secondary mandrels;c. nesting each of the two secondary mandrels with deflection channel liners within the first slot and the second slot of the primary mandrel;d. wherein the primary liner is between the primary mandrel and the secondary mandrels;e. braiding a shaft around the primary liner and the secondary mandrels;f. positioning a plastic laminate on an exterior of the shaft;g. bonding portions of the primary liner and the plastic laminate to the shaft;h. removing the primary mandrel from the primary liner such that the primary liner defines a hollow inner lumen; andi. removing the secondary mandrels from the deflection channel liners such that the deflection channel liners define at least two hollow deflection channels positioned within the shaft and outside the inner lumen of the ...

CORE STRUCTURED COMPONENTS AND CONTAINERS

A structural component with at least two side members has a support structure that includes a partition with multiple curved portions forming cells. The partition connects to the side members and extends between the side members at least partially along straight lines. The partition may extend along one or more straight lines from one side member to the other. One structural component is a container with a wall about the internal support structure. The container cells may be formed with a core structure. The core can include a permeable storage material and may be retained after formation, or may be removed. In some cases the container wall has generally planar surfaces, which may include surface undulations. Core structures are also provided for forming structural components. Formation can include casting a material about a core structure within a mold to form a partition extending between two or more sides. 1. A structural component comprising:a first side member;a second side member; anda support structure comprising a partition connected to the first side member and the second side member and extending between the first side member and the second side member at least partially along a plurality of straight lines, the partition comprising a thickness and a plurality of curved portions that form a plurality of cells.2. The structural component of claim 1 , wherein the partition extends along at least one of the straight lines from the first side member to the second side member.3. The structural component of claim 1 , wherein at least one of the curved portions comprises a support point claim 1 , and wherein at least two of the straight lines intersect at the support point.4. The structural component of claim 3 , wherein the partition is approximately shaped as a periodic minimal surface defining a lattice arrangement for the plurality of cells.5. The structural component of claim 4 , wherein the partition is approximately shaped as a Schwarz P surface.6. The ...

SOUNDPROOF MEMBER AND PRODUCTION METHOD THEREOF

In a soundproof member including a polyurethane foam and disposed apart from an engine E on a vehicle interior side of a dash panel partitioning a space into an engine room having the engine E as a sound source and a vehicle interior, the polyurethane foam has a surface layer on at least a part of the surface thereof, a one side surface of the polyurethane foam directly facing the vehicle interior side of the dash panel has at least a surface layer A in an open cell state or a core, and a surface layer B of the other side surface opposite to the one side surface is a surface layer in a closed cell state. 1. A soundproof member which comprises a polyurethane foam and is disposed apart from or at least partially in contact with a sound source , whereinthe polyurethane foam has a surface layer on at least a part of the surface thereof,at least one side surface of the polyurethane foam facing the sound source has at least a surface layer in an open cell state or a core, anda surface layer on at least the other side surface opposite to the one side surface is a surface layer in a closed cell state.2. The soundproof member according to claim 1 , wherein the surface layer in a closed cell state has an air permeability (JIS K6400-7 B method: 2012/ISO 7231:2010) of 3 ml/cm/s or less.3. The soundproof member according to claim 1 , wherein the surface layer in a closed cell state has an average thickness of 3 μm or more.4. The soundproof member according to claim 1 , whereinthe soundproof member is disposed apart from the sound source, andthe soundproof member is disposed on the non-sound source side of a partition member partitioning a space into a sound source side space having the sound source and a non-sound source side space, such that the partition member directly faces the one side surface of the polyurethane foam.5. The soundproof member according to claim 4 , wherein in a space formed by a constitution member constituting the non-sound source side space claim 4 , the ...

NOZZLE TIP AND METHOD FOR FILLING HONEYCOMB PANEL FOR REINFORCEMENT

Nozzles are presented, for application of a setting resin into cells of a honeycomb core to provide the panel with reinforced segments. The nozzle comprises a connector portion and an application head, where the connector portion is adapted to receive setting resin from a resin dispensing device and deliver the setting resin to the application head, and the application head comprises: an exit hole, and a flange surrounding the exit hole. The flange comprises a bottom surface which comprises a planar surface which planar surface has a minimum width around the exit hole. The bottom surface of flange curves upward at its outer perimeter. In some embodiments, the nozzle is optically translucent or transparent. In addition, methods of applying a setting resin into cells of a honeycomb core to form a honeycomb core reinforcement are presented. In some embodiments, the setting resin is a low density void filler. 1. A nozzle for application of a setting resin into cells of a honeycomb core , the nozzle comprising a connector portion and an application head , wherein the connector portion is adapted to receive setting resin from a resin dispensing device and deliver the setting resin to the application head , and wherein the application head comprises:a) an exit hole, andb) a flange surrounding the exit hole,wherein the flange comprises a bottom surface which comprises a planar surface which planar surface has a minimum width of greater than 0.5 cm around the entirety of the exit hole and wherein the bottom surface of flange curves upward at its outer perimeter.2. The nozzle according to wherein the exit hole has a maximum diameter of at least 1.5 cm and the flange has an outer perimeter which has a maximum diameter of not more than 10 cm.3. The nozzle according to wherein the planar surface has a minimum width of greater than 0.8 cm around the entirety of the exit hole.4. The nozzle according to wherein the flange has an outer perimeter which has a maximum diameter of not ...

METHOD FOR MANUFACTURING MICROFLUIDIC DEVICE AND ASSOCIATED STRUCTURE

A method for manufacturing a microfluidic device includes following steps. A mold made of a glass material is provided. The mold has at least one hollow mold cavity and at least one blocking wall around the hollow mold cavity. The mold is disposed on a silicon substrate, which includes a formation surface corresponding to the hollow mold cavity and a microfluidic male mold protruding from the formation surface. Polydimethylsiloxane (PDMS) is poured into the hollow mold cavity and baked to harden the PDMS to form the microfluidic device. The microfluidic device has a microfluidic structure corresponding to the microfluidic male mold, and a height of a sidewall of the microfluidic device is between 3 mm and 30 mm. With the glass material of the mold, the microfluidic device having a sidewall height greater than 3 mm can be manufactured, preventing an insufficient suction force of a negative pressure. 1. A method for manufacturing a microfluidic device , comprising:{'b': '1', 'S: providing a mold made of a glass material, the mold having at least one hollow mold cavity and at least one blocking wall around the hollow mold cavity, the blocking wall having a height greater than or equal to 3 mm;'}{'b': '2', 'S: disposing the mold on a silicon substrate, the silicon substrate comprising a formation surface corresponding to the hollow mold cavity and a microfluidic male mold protruding from the formation surface;'}{'b': '3', 'S: pouring unhardened polydimethylsiloxane (PDMS) into the hollow mold cavity, and performing baking to harden the PDMS to form the microfluidic device; and'}{'b': '4', 'S: removing the microfluidic device from the hollow mold cavity and the silicon substrate, the microfluidic device comprising a microfluidic structure corresponding to the microfluidic male mold, and a height of a sidewall of the microfluidic structure being between 3 mm and 30 mm.'}2. The method for manufacturing a microfluidic device of claim 1 , wherein a process for manufacturing ...

POLYMERIC FILM HAVING STRUCTURED SURFACE

A polymeric film including a major surface having a plurality of intersecting extended structures is described. For at least a majority of the structures in the plurality of extended structures: each structure extends along a length of the structure, has an average width along a direction transverse to the length and generally along the first major surface, and has an average height along a direction generally perpendicular to the first major surface; and the average width of the structure may be in a range of 1 to 200 micrometers, the average height of the structure may be in a range of 1 to 200 micrometers, and the length may be at least 3 times the average width. The extended structures may be randomly or pseudorandomly oriented and may be formed by microreplicating a surface of a paper. 1. A polymeric film comprising a microreplicated first major surface , the first major surface comprising a plurality of randomly or pseudorandomly oriented intersecting extended structures , wherein for at least a majority of the structures in the plurality of extended structures:each structure extends along a length of the structure, has an average width along a direction transverse to the length and generally along the first major surface, and has an average height along a direction generally perpendicular to the first major surface; andthe average width of the structure is in a range of 1 to 200 micrometers, the average height of the structure is in a range of 1 to 200 micrometers, and the length is at least 3 times the average width.2. The polymeric film of claim 1 , wherein the average width divided by the average height is in a range of 0.2 to 10.3. The polymeric film of claim 1 , wherein the length is at least 7 times the average width.4. The polymeric film of claim 1 , wherein the length is at least 7 times the average height.5. The polymeric film of claim 1 , wherein the plurality of extended structures covers at least 20% of a total area of the first major surface.6. ...

HUMAN TISSUE MODELS, MATERIALS, AND METHODS

Devices, systems, and methods appropriate for use in medical training that include materials that better mimic natural human tissue are disclosed. In one aspect, multi-layer tissue simulations are provided. In another aspect, male genitalia models are provided. In another aspect, abdominal surgical wall inserts are provided. Systems and methods associated with these devices are also provided. 1. A patient simulator , comprising: a simulated scrotum defining a simulated scrotal cavity;', 'a support layer connected to the simulated scrotum to encapsulate the simulated scrotal cavity;', 'one or more simulated testes positioned to move freely within the simulated scrotal cavity; and', 'a simulated penis connected to the support layer, the simulated scrotum, or both., 'a male genitalia model, comprising2. The patient simulator of claim 1 , wherein the male genitalia model further comprises one or more simulated tumors embedded in at least one of the one or more simulated testes for the training of a testicle palpation procedure.3. The patient simulator of claim 1 , wherein the male genitalia model further comprises a simulated Vas Deferens connected to the one or more simulated testes for the training of a no-scalpel vasectomy procedure.4. The patient simulator of claim 1 , wherein the male genitalia model further comprises:a simulated glans; anda simulated foreskin covering the simulated glans for the training of a circumcision procedure, the simulated foreskin being retractable to expose the simulated glans.5. The patient simulator of claim 1 , further comprising a manikin to which the male genitalia model is adapted to be detachably connected.6. The patient simulator of claim 5 , wherein the male genitalia model is adapted to be detachably connected to the manikin via the support layer.7. The patient simulator of claim 5 , wherein the male genitalia model further comprises a simulated urethra extending through the simulated penis and the support layer for the training ...

DOUBLE-LAYER PERSULFATE SUSTAINED-RELEASE MATERIAL AND ITS PREPARATION METHOD

The present invention involves a persulfate-release material used in the filler of permeable reactive barrier (PRB). This material presents double-layered structure characteristic: inner- and outer-layers are consisted of persulfate, cement, sand and water with different mass ratio. Two different types of moulds are used for the regulation of the shape-of the two-layer structures, which guarantees the stability and reproducibility of its structures and properties. During the whole released process, the released rate become more uniform and stable by the use of this material. During the whole service period, the change of the released rate is very slow, and the service lifetime can be 1-10 years. This invention can both reduce the initial released rate and improve the later released rate, and thus the whole released rate can be more uniform, which can be an important method to promote the efficiency of the persulfate toward engineering application. 1. A double-layer persulfate sustained-release material , wherein , the described material includes internal and external structures , and the thickness ratio between inner- and outer-layers is in the range of (1-4): 1; the permeability of the internal material is higher than that of the external one , and the permeability coefficient of inner-layer material is 5-200 times as high as that of the outer-layer material.2. According to the claim 1 , the character of the material is: the as-described double-layer persulfate sustained-release material is cube with the side length of 2-10 cm.3. According to the claim 1 , the characters of the material are: the described inner-layer material is obtained by mixing persulfate claim 1 , cement claim 1 , sand and water uniformly with the mass ratio of 1: (0.6-1): (1.5-2.5): (0.5-1). The described outer-layer material is obtained by mixing persulfate claim 1 , cement claim 1 , sand and water uniformly with the mass ratio of 1: (2-3): (1.2-1.5): (0.8-1.2).4. According to the claim 1 , ...

BATHTUB FITTING STANDARD EXTERNAL SPACE WHILE AFFORDING SAFE EGRESS AND LARGER FLOOR AREA WITH ENCLOSED VOLUME

A method of making a bathtub providing safe egress by reducing slide forces extended on a user's feet upon a slippery bathtub floor, wherein the formed bathtub has a limited rectangular footprint, and an optimized floor space is formed with a substantially planar base with a length and width that define the limited rectangular footprint and a front wall, a back wall, a first side wall and a second side wall integral with and extending substantially vertically upwards from the substantially planar base. Each of the front, back, first side wall and second side wall have minimal wall thicknesses to define the optimized floor space and the front wall has a substantially planar inwardly, cantilevered upper apron deck in a substantially parallel relation to the substantially planar base. 1. A method of manufacturing a bathtub having an inwardly extending apron deck ledge , comprising the steps of:providing a two piece mold, including a primary mold piece for making a hollow, substantially rectangular bathtub and a secondary mold piece for making an inwardly, cantilevered apron deck positioned upon a top of a front wall portion of the bathtub;providing said secondary mold piece in a locational position upon, and extending inward therefrom, said top front edge of said primary mold piece;pouring acrylic material over the assembled two mold pieces to form the bathtub as an assembled bathtub with said inwardly, cantilevered top apron deck, so that the assembled acrylic bathtub slides downward out; and,removing said encased secondary mold piece by sliding it out laterally at from within said integrally formed cantilevered apron deck portion of the bathtub.2. The method of making a bathtub as in claim 1 , wherein said assembled bathtub includes:substantially vertical back and front walls, first and second end walls, and a bottom wall, all of said walls being of rigid material, entry and egress of a user being over said front wall;said front wall having a top horizontal apron ...

Medical device

The present invention provides a peripheral nerve growth scaffold including poly-ε-caprolactone (PCL) wherein a surface of the scaffold comprises pits (blind holes) and microgrooves, the pits covering at least 5% of the surface. In embodiments, the surface has microgrooves having an average width in the range 15-20 μm, an average depth of about 5 μm, and an average spacing in the range 3-6 μm, and pits having an average area in the range 1.1-1.5 (μm) 2 with 20-26% coverage.

SHAPE MEMORY POLYMER SCAFFOLDS FOR TISSUE DEFECTS

A method of making a shape memory polymer (SMP) tissue scaffold includes forming a salt template and adding a macromer solution to the salt template. The macromer solution may include a photoinitiator solution. The method includes drying the SMP scaffold and leaching salt from the SMP scaffold. A coating is then applied to the SMP scaffold. The coating may be applied either before or after heating the SMP scaffold. 1. A method of making a shape memory polymer (SMP) tissue scaffold , the method comprising:forming a salt template;adding a mixture to the salt template, wherein the mixture comprises a macromer solution and at least one photoinitiator solution;forming a SMP scaffold;drying the SMP scaffold;leaching salt from the SMP scaffold;applying a coating to the SMP scaffold; anddrying the SMP scaffold.2. The method of claim 1 , comprising:heating, the SMP scaffold after the drying.3. The method of claim 1 , comprising:heating, the SMP scaffold after the leaching.4. The method of claim 1 , comprising centrifuging the mixture after adding the mixture to the salt template.5. The method of claim 1 , comprising exposing the SMP scaffold to UV light after adding the mixure to the salt template.6. The method of claim 1 , comprising degassing the SMP scaffold after submersion in coating solution.7. The method of claim 1 , comprising rinsing the SMP scaffold in deionized water after applying the coating to the SMP scaffold.8. The method of claim 1 , wherein forming the SMP scaffold comprises creating a salt template from salt having a salt size and a degree of salt fusion;9. The method of claim 8 , wherein creating a salt template comprises placing salt particles into a container claim 8 , adding deionized water to the container claim 8 , and centrifuging the salt template.10. The method of claim 1 , wherein drying the SMP scaffold comprises drying the SMP scaffold in vacuo.11. The method of claim 1 , wherein the macromer solution includes at least one of polycaprolactone ...

Mold for casting concrete

A mold for casting concrete contains: an inner part, an outer par, a temperature insulation layer, a fixing plate, and a pulling member. The inner part includes a cavity, an inlet, and an outlet which communicate with one another to flow first fluid into the cavity from the inlet and to discharge the first fluid out of the outlet from the cavity. The inner part further includes an outer fence and an inner fence on which the temperature insulation layer is arranged. The outer part is located outside the outer fence, between the outer part and the outer fence is defined a feeding chamber. The outer part includes a heating element and second fluid both defined therein, and the heating element is immersed in the second fluid. The fixing plate is mounted on the outer part and the inner part. The pulling member is fixed on the inner part. 1. A mold for casting concrete comprising: an inner part , an outer par , a temperature insulation layer , a fixing plate , and a pulling member , whereinthe inner part is a hollow and includes a cavity, an inlet, and an outlet which all communicate with one another to flow first fluid into the cavity from the inlet and to discharge the first fluid out of the outlet from the cavity, the inner part further includes an inner fence and an outer fence opposite to the inner fence;the temperature insulation layer is arranged on the inner fence of the inner part, the outer part is located outside the outer fence of the inner part, and between the outer part and the outer fence of the inner part is defined a feeding chamber, the outer part includes a casing in which a heating element and second fluid are defined, wherein the heating element is immersed in the second fluid;the fixing plate is mounted on the outer part and the inner part;the pulling member is fixed on the inner part.2. The mold for casting concrete as claimed in claim 1 , wherein the first fluid is liquid or gas claim 1 , and a temperature of the liquid or the gas is lower than a ...

METHOD FOR MANUFACTURING A FITTING COMPONENT FOR PERSONAL FALL PROTECTION EQUIPMENT

The invention relates to a method for manufacturing a fitting component for personal fall protection equipment including the steps of winding a fiber to form a plurality of windings, and covering the fiber with a plastic, in such a manner that the fitting component is obtained and, corresponding to the core of the windings, an opening in the fitting component is obtained. 1. A method for manufacturing a fitting component for personal fall protection equipment , comprising the steps:winding a fiber to form a plurality of windings, andcovering the fiber with a plastic in such a manner that the fitting component and, corresponding to the core of the windings, an opening in the fitting component is obtained.2. The method according to claim 1 , comprising the step:fixing the windings in place, after winding and before covering, using a resin and/or an adhesive, and/orsaturating the fiber, before or after winding, with a resin and/or an adhesive.3. The method according to claim 1 , comprising the steps:before winding, providing a support structure composed of a plastic,winding the fiber around the support structure or applying the windings to the support structure, andcovering the support structure around which the fiber is wound with the plastic, so that the fitting component is obtained.4. The method according to claim 3 , wherein providing the structure and/or covering the fiber comprises injection molding and/or casting.5. The method according to claim 1 , wherein an injection-molding die is used for covering the windings claim 1 , configured in such a manner that a ring claim 1 , a buckle claim 1 , a connection element or an attachment point is obtained as a fitting component.6. The method according to claim 1 , wherein the support structure has a circumferential guide claim 1 , and/or a support surface for the fiber claim 1 , and/or the support structure has a circle-like or rectangle-like shape claim 1 , around which or into which the fiber can be wound or applied. ...

THERMOSET CERAMIC COMPOSITIONS, INORGANIC POLYMER COATINGS, INORGANIC POLYMER MOLD TOOLING, INORGANIC POLYMER HYDRAULIC FRACKING PROPPANTS, METHODS OF PREPARATION AND APPLICATIONS THEREFORE

Thermoset ceramic compositions and a method of preparation of such compositions. The compositions are advanced organic/inorganic hybrid composite polymer ceramic alloys. The material combine strength, hardness and high temperature performance of technical ceramics with the strength, ductility, thermal shock resistance, density, and easy processing of the polymer. Consisting of a branched backbone of silicon, alumina, and carbon, the material undergoes sintering at 7 to 300 centigrade for 2 to 94 hours from water at a pH between 0 to 14, humidity of 0 to 100%, with or without vaporous solvents. 1. A composition of matter comprising:a polymer of aluminum, silicon, carbon, and oxygen.2. A composition of matter provided by the incipient materials:a. aluminum oxide,b. silicon oxide,c. carbon, and, a source ofd. divalent cations.3. A composition of matter as claimed in wherein the composition of matter is a gel.4. The composition as claimed in wherein the divalent cations are selected from the group consisting of calcium claim 2 , and magnesium.5. A composition of matter as claimed in wherein claim 2 , in addition claim 2 , metal is added.6. A composition of matter as claimed in wherein claim 2 , in addition claim 2 , fibers are added.7. A composition of matter as claimed in wherein claim 2 , in addition claim 2 , other metallic oxides are added.8. A method of preparation of a composition of claim 1 , said method comprising:a. providing a mixture of aluminum oxide and silicon oxide; i. water,', {'sup': '−', 'ii. a source of OH,'}, 'iii. carbon, and,', 'iv. a source of divalent cations;, 'b. providing a mixture, having a basic pH, in a slurry form, of'}c. mixing A. and B. together using shear force to form a stiff gel;d. exposing the product of C. to a temperature in the range of 160° F. to 250° F. for a period of time to provide a thermoset ceramic.9. The method as claimed in wherein the temperature range is from 175° F. to 225° F.10. The method as claimed in wherein the ...

LIP BALM WITH SPHERICAL SURFACE AND METHOD FOR PRODUCING

A lip balm applicator product comprises upper and lower portions that are connectable together to define the applicator product being of a substantially spherical shape. A support platform is located in the lower portion and accommodates a quantity of lip balm having an arcuate surface. A lip balm comprises a composition of waxes and oils in solid form and formed to have an arcuate surface. The composition is formed to have the arcuate surface using a hot pour process. A method of manufacturing a lip balm comprises providing a receptacle having a concave arcuate surface. A lip balm material in a heated, liquefied phase is poured into the receptacle. Once poured, the heated, liquefied phase is allowed to solidify such that a surface of the solidified lip balm material has an arcuate configuration that corresponds to the concave arcuate surface of the receptacle. 1. A lip balm applicator comprising:an upper portion having a first end, an opposite second end, an interior surface extending between at least portions of the first end and the second end of the upper portion, a first interior cavity defined at least in part by the interior surface of the upper portion, a first opening into the first interior cavity located at the second end of the upper portion, and a first connecting structure located on the interior surface of the upper portion;a lower portion having a first end, an opposite second end, an interior surface extending between at least portions of the first end and the second end of the lower portion, a second interior cavity defined at least in part by the interior surface of the lower portion, and a second opening into the second interior cavity located at the first end of the lower portion;a support structure having a rim, a hub surrounded at least in part by the rim, and at least one support surface extending between the rim and the hub, the rim having an exterior surface and a second connecting structure located on the exterior surface; anda lip balm ...

Reduced Friction Eartips, And Systems And Methods Therefore

The application discloses an a method of forming a lower friction eartip when compared to a pretreated elastomer eartip. 1. An eartip comprising:an outer portion; andan inner portion, wherein the outer portion is designed to contact the ear canal, and wherein the inner portion is designed to fit upon a stent, where the eartip is formed by curing a combined mixture where the combined mixture is formed by combining 1-15% by weight or volume of lubricant with a remaining amount of elastomer.2. The eartip according to claim 1 , wherein the skin friction coefficient of the outer portion is less than 2.3. The eartip according to claim 2 , where the lubricant is a hydrophobic medium.4. The eartip according to claim 3 , where the hydrophobic medium is at least one of mineral oil claim 3 , a wax claim 3 , olive oil claim 3 , and vegetable oil.5. The eartip according to claim 4 , where the combined mixture is formed by combining the hydrophobic medium by weight within the range of 3-8% of the weight of the combined mixture.6. The eartip according to claim 4 , where the combined mixture is formed by combining the hydrophobic medium by volume within the range of 3-8% of the volume of the combined mixture.7. The eartip according to claim 5 , where a hydrophobic coating is placed upon the outer portion.8. The eartip according to claim 6 , where a hydrophobic coating is placed upon the outer portion.9. The eartip according to claim 8 , where the hydrophobic coating is placed by dipping the ear tip outer surface into a treatment solution for period of time between 30 minutes to 3 hours.10. The eartip according to claim 9 , where the treatment solution is heated between 30 C to 150 C.11. The eartip according to claim 5 , where a hydrophobic coating is placed upon the outer portion.12. The eartip according to claim 11 , where the hydrophobic coating is placed by dipping the ear tip outer surface into a treatment solution for period of time between 30 minutes to 3 hours.13. The eartip ...

POLYMER MICRO-NEEDLE ARRAY CHIP, PREPARATION PROCESS AND USE THEREOF

The invention discloses a polymer micro-needle array chip, comprising a substrate and a micro-needle array standing thereon; the material for preparing the micro-needle array is a polyacrylamides polymer, with the molecular weight of 1.0×10-2.0×10, the Vickers hardness of 150-600 HV, and the impact strength of 5-30 J/m. The polymer micro-needle array chip has a high mechanical strength and a sharp needle tip, and it can easily dissolve or swell on contact with a water-containing environment, which helps the drug to be released slowly in the skin. 1. A polymer micro-needle array chip , comprising a substrate and a micro-needle array standing thereon , whereinthe material for preparing the micro-needle array is a polyacrylamides polymer;{'sup': 4', '5, 'the molecular weight of the polyacrylamides polymer is in range of 1.0×10-2.0×10;'}the Vickers hardness of the polyacrylamides polymer is in range of 150-600 HV;the impact strength of the polyacrylamides polymer is in range of 5-30 J/m.2. The polymer micro-needle array chip according to claim 1 , wherein a square sheet prepared by the polyacrylamides polymer and having a thickness of 2 mm and sides of length 1 cm claim 1 , dissolves at least 50 vol % after immersing in a still physiological saline for about 6 hours.3. The polymer micro-needle array chip according to claim 1 , wherein the polyacrylamides polymer is polymerized from acrylamide monomer; the amount of residual acrylamide monomer in the polyacrylamides polymer is not more than 0.5 ppm.4. The polymer micro-needle array chip according to claim 1 , wherein the polyacrylamides polymer is mixed with bioactive substances or drugs claim 1 , the bioactive substances or drugs being present in the mixture in amount of 0.1-50 mass %; preferably claim 1 , 10-20 mass %.5. The polymer micro-needle array chip according to claim 4 , wherein the bioactive substances or drugs is one or more selected from the group consisting of vaccines claim 4 , polypeptides claim 4 , ...

METHOD AND MACHINE FOR ADDITIVE MANUFACTURING REDUCING RISKS OF POWDER DISSEMINATION DURING MANIPULATIONS

An additive manufacturing method and machine for an object using at least one powder, capable of limiting risks of dissemination of the powder. The method including the following steps in succession: manufacture a solid block starting from the powder and a sublimatable material, load the solid block in a loading space of the machine; sublimate the material present in the solid block and recover the powder; and additive manufacturing of the object by stacking successive layers made using the powder recovered in the previous step. 1. An additive manufacturing method for an object using at least one powder , comprises the following steps in succession:manufacture a solid block starting from said powder and a sublimatable material,load the solid block in a loading space of an additive manufacturing machine;sublimate said material present in the solid block and recover said powder; andadditive manufacturing of the object by stacking successive layers made using the powder recovered in the previous step.2. The additive manufacturing method according to claim 1 , comprises a step claim 1 , after the additive manufacturing step of the object claim 1 , to partially or entirely coat an assembly composed of the unbonded powder and the object surrounded by this powder claim 1 , the coating being made by a sublimatable material claim 1 , preferably using all or some of said material recovered during said sublimation step.3. The additive manufacturing method according to claim 2 , wherein said material is applied around said assembly in the liquid state so as to impregnate said powder by capillarity claim 2 , the application being made by direct application or by sprinkling claim 2 , or in that said material is applied around said assembly by means of a spray.4. The additive manufacturing method according to claim 2 , wherein claim 2 , after the coating step claim 2 , the coated assembly is extracted from the additive manufacturing machine and is transferred to another work ...

METHOD OF FABRICATING CYLINDRICAL POLYMER MASK

A cylindrical mask may be fabricated using a hollow casting cylinder and a mask cylinder. The casting cylinder has an inner diameter that is larger than the outer diameter of the mask cylinder. The casting and mask cylinders are coaxially assembled and a liquid polymer inserted in a space surrounding the mask cylinder between the inner surface of the casting cylinder and the outer surface of the mask cylinder. After curing the liquid polymer, the casting cylinder is removed. A surface of the cured polymer can be patterned. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 1. A method of making a rotatable mask , the method comprising:a) depositing a first polymer precursor liquid on a first surface of a first master mask, wherein the first surface of the first master mask includes a pattern;b) curing the first polymer precursor liquid to create a first cured polymer, wherein the first cured polymer and the first master mask together form a laminate;c) configuring a first end of the laminate to have a strip of the first cured polymer missing and a second end of the laminate to have a strip of the first master mask missing;d) rolling the laminate inside of a first casting component;e) depositing a second polymer precursor liquid in a gap of the rolled laminate that corresponds to the strip of the first cured polymer;f) curing the second polymer precursor liquid to form a second cured polymer, whereby the first cured polymer and the second cured polymer together form a compliant layer for the rotatable mask, whereby the outer surface of the compliant layer includes a pattern that corresponds to the pattern of the first master mask.2. The method of claim 1 , further comprising:g) removing the ...

METHOD OF PRODUCING TRANSDERMAL ABSORPTION SHEET

A method of producing a transdermal absorption sheet includes a preparatory step of forming the sheet portion in advance by drying and solidifying a base solution in a thin film state, a drug solution arrangement step of arranging a drug solution on a surface of a mold having needle-like recessed portions, a drug solution filling step of filling the needle-like recessed portions with the drug solution while pressingly expanding the drug solution on the surface of the mold by pressing the drug solution on the surface of the mold to the surface of the mold with the sheet portion, a drying step of drying an undried drug solution filling the needle-like recessed portions with the sheet portion to form needle-like protruding portions on a lower surface of the sheet portion, and a peeling-off step of peeling off the sheet portion and the needle-like protruding portions from the mold. 1. A method of producing a transdermal absorption sheet in which a plurality of fine needle-like protruding portions is arranged two-dimensionally on a surface of a sheet portion , the method comprising:a preparatory step of forming the sheet portion in advance by drying and solidifying a base solution that is a polymer solution in a thin film state;a drug solution arrangement step of arranging a drug solution that is a polymer solution including a drug on a surface of a mold on which a plurality of fine needle-like recessed portions having an inverted shape of the needle-like protruding portions is arranged two-dimensionally;a drug solution filling step of filling the needle-like recessed portions with the drug solution while pressingly expanding the drug solution on the surface of the mold by pressing the drug solution arranged on the surface of the mold to the surface of the mold with the sheet portion prepared in advance in the preparatory step;a drying step of drying an undried drug solution filling the needle-like recessed portions with the sheet portion with which the solution is ...

Method and Mould for Producing a Panel Assembly

Mould for producing a panel assembly comprising a panel and a gasket, which gasket is adhered to the panel, and extends along at least a portion of the periphery thereof, the mould comprising a first mould part and a second mould part that are formed such that the panel can been closed thereby forming a closed cavity the inner boundaries of which are formed by a first mould surface, a second mould surface and the periphery of the panel, and wherein the second mould part comprises a resilient lip extending along the periphery, the resilient lip being provided for being displaced by an applicator device to provide access to the closed cavity. 1. A method for producing a panel assembly comprising a panel and a gasket , which gasket is adhered to the panel , extends along at least a portion of the periphery thereof and has a surface moulded against a solid surface , the method comprising the steps of:providing a first mould part having a first mould surface forming a first part of said solid surface;placing the panel and the first mould surface against one another;producing said gasket, by means of an applicator device moving along at least said portion of the periphery of the panel, forming a second part of said solid surface, while applying a composition onto said solid surface, the gasket being produced by allowing said composition to cure against said solid surface;removing the panel and the gasket produced thereon from the mould;wherein the composition has a dynamic viscosity, measured at a shear rate of 1/s, lower than 35000 mPa·s when it arrives onto at least a portion of the solid surface, wherein the method further comprises:providing a second mould part having a second mould surface forming a third part of said solid surface; andplacing the second mould part against the first mould part and the panel so that a closed cavity is formed the inner boundaries of which form said solid surface defining substantially the complete shape of the gasket;wherein at least ...

Polyurethane cold cast protective skins formed around and integrated onto existing hand-held computing devices

A system and method for bonding a protective cover to a mobile device is disclosed. A cold cast protective cover is permanently bonded to the device and provides protection against damage from dropping, impact, exposure to electric or static discharge, and exposure to liquid, gas, and dusts. The cold cast protective cover takes the shape around all or some desired portion of the outer surface of the mobile device while still providing access to the device's user interface, including display, power and volume buttons, power charging port, memory port, speaker port, camera lens, and the like. The cold cast protective cover can, with additives, increase the safety of the device for Intrinsic Safety or Hazardous environments.

METHOD OF PRODUCING TRANSDERMAL ABSORPTION SHEET

The method of producing a transdermal absorption sheet includes: preparing a mold having needle-like recessed portions and an angle of an inlet portion of 120° to 160°, and a liquid feeder including an opening portion and a lip land portion; filling the needle-like recessed portions with a solution by feeding the solution to the mold and moving the liquid feeder while bringing a rear end of a lip land portion on the secondary side of the liquid feeder into contact with the mold; and forming needle portions and a sheet portion using a polymer solution. In the filling of the solution, when the rear end of the lip land portion on the secondary side matches with a secondary side inlet of the needle-like recessed portion, the shortest distance from a primary side inlet of the needle-like recessed portion to a secondary side block is 220 μm or less. 1. A method of producing a transdermal absorption sheet comprising:an apparatus preparing step of preparing a mold having needle-like recessed portions and having an angle of 120° or more and 160° or less inside the mold, the angle being formed between a flat portion of a surface and an inlet portion of the needle-like recessed portion, and a liquid feeding apparatus including a slit-shaped opening portion formed at a nozzle tip end portion and a lip land portion;a filling step of filling the needle-like recessed portions with a solution by feeding the solution to the mold from the liquid feeding apparatus and moving the liquid feeding apparatus while, when a travelling direction of the liquid feeding apparatus is set to a primary side and a direction opposite to the travelling direction is set to a secondary side, bringing at least a rear end of the lip land portion on the secondary side into contact with the mold; anda sheet portion forming step of forming needle portions and a sheet portion using a polymer solution,wherein in the filling step, when the rear end of the lip land portion on the secondary side of the liquid ...

METHOD OF MAKING AN ENGINEERED COMPOSITE MATERIAL AND PRODUCTS PRODUCED THEREFROM

A method of making an article includes mixing a filler material and a polymer matrix material to produce a composite material, introducing the composite material produced by the mixing into a mold of a desired shape, and removing an article having the desired shape from the mold. The resulting article has a water absorption of less than about one percent and the filler material comprises vitreous china. 1. A method of making an article comprising:mixing a filler material and a polymer matrix material to produce a composite material;introducing the composite material produced by the mixing into a mold of a desired shape; andremoving an article having the desired shape from the mold;wherein the resulting article has a water absorption of less than about one percent and the filler material comprises vitreous china.2. The method of claim 1 , further comprising at least one of grinding claim 1 , pulverizing claim 1 , or crushing a precursor material to produce the filler material prior to the mixing;wherein the filler material comprises particles with a size in the range of about 1 to about 2000 micrometers.3. The method of claim 1 , wherein the filler material further comprises core sand claim 1 , and wherein the method further comprises removing a binder material from the core sand prior to the mixing.4. The method of claim 1 , further comprising heat treating the article at a temperature between about 250° F. and 350° F. for a period of between about 1 and 3 hours.5. The method of claim 1 , further comprising coloring the filler material prior to the mixing.6. The method of claim 1 , further comprising mixing additional fillers or additives with the filler material and polymeric matrix material in an amount of up to about 20% by weight.7. The method of claim 1 , wherein the article is a sink.8. The method of claim 1 , wherein the article is a shower receptor claim 1 , bathtub claim 1 , countertop claim 1 , or integrated top and bowl single structure.9. The method of ...

POLYIMIDE PRECURSOR AND POLYIMIDE

The present invention relates to a polyimide precursor comprising a repeating unit represented by the following chemical formula (1): 112-. (canceled)14. The polyimide precursor according to claim 13 , wherein the six-membered rings in A have a crosslinked cyclic form claim 13 , in which carbon atoms constituting the ring chemically bind to each other to form another ring.17. The polyimide precursor according to claim 13 , wherein B is at least one selected from the group consisting of the chemical formulae (4-1) to (4-3).18. The polyimide precursor according to claim 17 , wherein Arto Arin the chemical formula (4-1) to (4-3) are each independently a benzyl or biphenyl divalent group.19. The polyimide precursor according to claim 18 , wherein the bonding position of benzene or biphenyl as Arto Arfor forming a polyimide main chain is the para position.21. The polyimide precursor according to claim 13 , obtained from a tetracarboxylic acid component providing the repeating unit represented by chemical formula (1) in an amount of 70 mole % or more and other tetracarboxylic acid components in an amount of 30 mole % or less based on 100 mole % of the total tetracarboxylic acid components claim 13 , and a diamine component providing the repeating unit represented by chemical formula (1) in an amount of 70 mole % or more and other diamine components in an amount of 30 mole % or less based on 100 mole % of the total diamine components.22. The polyimide precursor according to claim 21 , wherein the other diamine component is at least one selected from the group consisting of oxydianiline claim 21 , p-phenylenediamine claim 21 , m-phenylenediamine claim 21 , benzidine claim 21 , 3 claim 21 ,3′-dimethylbenzidine claim 21 , 2 claim 21 ,2′-dimethylbenzidine claim 21 , p-methylene bis(phenylenediamine) claim 21 , bis(aminophenoxy)benzene claim 21 , bis[(aminophenoxy)phenyl]hexafluoropropane claim 21 , bis(aminophenyl)hexafluoropropane claim 21 , bis(aminophenyl)sulfone claim 21 , ...

MULTIWELL PLATE

A mulitwell plate having a plurality of picowells on the bottom of the wells of the plate as well as methods of producing the mulitwell plate are provided. Provided is also a method of handling living cells by providing an ordered array of living cells immobilized in a non-fluid matrix, contacting the living cells with a stimulus; and detecting a response to the stimulus. The present invention is also of a method of producing an ordered array of living cells. 1. A method of manufacturing a picowell-bearing device comprising:contacting a precursor material with a template that is rigid compared to the precursor material which template bears a negative of features of the device including the picowells so as to create the features in the precursor material; andfixing the features in the precursor material so as to fashion an integral structure.2. The method of wherein the template is formed of metal.3. The method of claim 1 , further comprising coating the insides of the picowells with an active entity.4. The method of claim 3 , wherein the active entity inhibits or delays adherence of cells in the picowells.5. The method of claim 3 , wherein the active entity affects proliferation of cells in the picowells.6. The method claim 1 , wherein the precursor material has an index of refraction similar to that of water.7. The method of claim 6 , wherein the index of refraction is less than about 1.4.8. The method of claim 1 , further comprising providing a gel cover over for the plurality of picowells.9. The method of claim 1 , wherein the precursor material is a thermoplastic polymer and the method further comprises heating the precursor material before contacting it with the template to render it sufficiently plastic for formation of its features.10. The method of claim 1 , wherein the features formed by contact with the template are fixed by cooling the precursor material.11. The method of claim 1 , further comprising:attaching a wall to the incipient plate surrounding the ...

System and Method for Making Microneedles

Systems and methods for creating microneedle arrays capable of delivering a suitable drug dosages to subjects are provided. In one aspect, a method comprises creating at least one forming mold using laser ablation in a cross-over line pattern. The method further comprises casting a first material onto the at least one forming mold to create at least one microneedle mold. The method further comprises casting a second material onto the at least one microneedle mold to create at least one hollow microneedle. 120-. (canceled)21. A microneedle patch comprising:a plurality of microneedles, each of which includes a base and a tip, at least the tip including a macroporous structured material adapted to host a drug within pores of the macroporous structured material; anda substrate for supporting the plurality of microneedles at the base of each microneedle.22. The microneedle patch of claim 21 , wherein the macroporous structured material includes a cured biocompatible resin.23. The microneedle patch of claim 21 , wherein the macroporous structured material includes a homogenous composite.24. The microneedle patch of claim 21 , wherein the macroporous structured material includes a sufficient hardness for human dermal penetration.25. The microneedle patch of claim 21 , wherein the substrate is flexible and adapted to conform to a non-flat surface.26. The microneedle patch of claim 21 , wherein macroporous structured material includes the drug within the pores of the macroporous structured material.27. The microneedle patch of claim 26 , wherein the drug is a part of a concentrated solution.28. The microneedle patch of claim 26 , wherein the drug is a part of a powder.29. A microneedle patch comprising:a plurality of microneedles, each of which includes a macroporous structured material and a drug within pores of the macroporous structured material; anda substrate for supporting the plurality of microneedles for common application of the plurality of microneedles into a ...

METHOD FOR MANUFACTURING MICRONEEDLE BY USING BIOCOMPATIBLE POLYMER

A method of manufacturing a biocompatible polymer-based microneedle, the method comprising: (a) a primary filling step of covering, by stoppers, upper sides of multiple holes, which are formed to be spaced apart from one another, penetrate a mold, and each have a conical shape, and injecting a biocompatible polymer solution containing an appropriate amount of active ingredient by using filling needles; (b) a secondary filling step of injecting a biocompatible polymer solution containing an excipient by using the filling needles; (c) a step of solidifying the biocompatible polymer solution; and (d) a step of attaching a pad to an upper portion of the mold and then detaching the pad from the mold. The microneedle manufactured by the present invention may solve problems of degeneration of medicine, insufficient hardness, and a loss of medicine caused by a complicated process and a long manufacturing time. 1. A method of manufacturing a biocompatible polymer-based microneedle , the method comprising:(a) a primary filling step of covering, by stoppers, upper sides of multiple holes, which are formed to be spaced apart from one another, penetrate a mold, and each have a conical shape, and injecting a biocompatible polymer solution containing an appropriate amount of active ingredient by using filling needles;(b) a secondary filling step of injecting a biocompatible polymer solution containing an excipient by using the filling needles;(c) a step of solidifying the biocompatible polymer solution; and(d) a step of attaching a pad to an upper portion of the mold and then detaching the pad from the mold.2. The method according to claim 1 , wherein a vacuum is formed at lower sides of the holes while injecting the biocompatible polymer solution in the primary filling step (a).3. A method of manufacturing a biocompatible polymer-based microneedle claim 1 , the method comprising:(a) a primary filling step of positioning a pad at a lower side of a bottom of a mold having multiple ...

APPARATUS AND METHOD FOR HYBRID MANUFACTURING

An apparatus for hybrid manufacturing comprising a frame, a build plate that is adapted to move relative to the frame, a material pump that is adapted to pump one or more materials, a mixing head that is adapted to mix the one or more materials, a mixing hose that is in fluid communication with the material pump and the mixing head, a pump that is adapted to remove air from or introduce air into a mold, a hose that is in fluid communication with the pump and the mold, a vat that is adapted to retain a liquid, and a radiation source that is disposed adjacent to the vat. The apparatus prints the mold and fills the mold. A method comprising printing the mold with material(s), removing air from or introducing air into the mold, filling the mold with one or more primary materials, and dissolving the mold. 1. A method for hybrid manufacturing , said method comprising: (i) a frame;', '(ii) a build plate, said build plate being adapted to move relative to the frame;', '(iii) a material pump, said material pump being adapted to pump one or more materials;', '(iv) a first mixing hose, said first mixing hose being in fluid communication with the material pump;', '(v) a positive or negative (pressure differential) gas pressure pump, said positive or negative (pressure differential) gas pressure pump being adapted to remove air from or introduce air into a mold;', '(vi) a first positive or negative (pressure differential) gas pressure hose, said first positive or negative (pressure differential) gas pressure hose being in fluid communication with the positive or negative (pressure differential) gas pressure pump;', '(vii) a vat; said vat being adapted to retain a liquid;', '(viii) a radiation source, said radiation source being disposed adjacent to the vat;, 'a. providing an apparatus for hybrid manufacturing, said apparatus comprisingb. providing a mixing head, a second mixing hose, and a second positive or negative (pressure differential) gas pressure hose that are in fluid ...

METHOD OF FABRICATING MICRONEEDLE PATCHES

In the preferred embodiment, a method of making microneedles comprises i) providing a microneedle template () having a plurality of microneedles cavities () on one surface, ii) preparing a casting solution () comprising at least one matrix material and its solvent, iii) subjecting said microneedle template () to a vacuum pressure for a length of time to deprive it of air, iv) dispensing the casting solution () over the air-deprived microneedle template, v) allowing the casting solution () to be drawn into the air-deprived microneedle cavities () completely, and vi) allowing the dissolving microneedles to solidify or dry in a controlled environment. 1. A method of making dissolving microneedles , the method comprising:providing a microneedle template comprising a plurality of microneedle cavities;preparing a casting solution comprising at least one matrix material and its solvent;subjecting the microneedle template to a vacuum pressure for a length of time; anddispensing the casting solution over the microneedle cavities in the microneedle template.2. The method of making dissolving microneedles of claim 1 , wherein the microneedle template is air-deprived after it is subjected to the vacuum pressure.3. The method of making dissolving microneedles of claim 1 , wherein the microneedle template is air permeable.4. The method of making dissolving microneedles of claim 1 , wherein the microneedle template is made of an air-permeable elastomer.5. The method of making dissolving microneedles of claim 1 , wherein the microneedle template is made of polydimethylsiloxane.6. The method of making dissolving microneedles of claim 1 , wherein the casting solution comprises at least one active pharmaceutical ingredient.7. The method of making dissolving microneedles of claim 1 , wherein the matrix material comprises essentially at least one of the following substances: sodium hyaluronate and polyvinylpyrrolidone.8. The method of making dissolving microneedles of claim 7 , wherein ...

Molded Article, Production Method for Same, and Method for Improving Toughness of Molded Article

The present invention provides, in one aspect, a method for producing a molded article, the method comprising exposing a molded article precursor comprising a protein to an environment with a relative humidity of 90% or more to obtain the molded article. 1. A method for producing a molded article , the method comprising exposing a molded article precursor comprising a protein to an environment with a relative humidity of 90% or more to obtain the molded article.2. The method according to claim 1 , further comprising drying the molded article precursor before exposing the molded article precursor to the environment.3. The method according to claim 1 , wherein the protein is a structural protein.4. The method according to claim 1 , wherein the protein is at least one selected from the group consisting of keratin claim 1 , collagen claim 1 , elastin claim 1 , resilin claim 1 , silk fibroin claim 1 , and spider silk fibroin.5. The method according to claim 1 , wherein the protein is spider silk fibroin.6. A molded article comprising a protein having an exposure history to an environment with a relative humidity of 90% or more.7. The molded article according to claim 6 , wherein the protein is a structural protein.8. The molded article according to claim 6 , wherein the protein is at least one selected from the group consisting of keratin claim 6 , collagen claim 6 , elastin claim 6 , resilin claim 6 , silk fibroin claim 6 , and spider silk fibroin.9. The molded article according to claim 6 , wherein the protein is spider silk fibroin.10. A method for improving toughness of a molded article comprising a protein claim 6 , the method comprising exposing the molded article to an environment with a relative humidity of 90% or more.11. The method according to claim 10 , further comprising drying the molded article before exposing the molded article to the environment.12. The method according to claim 10 , wherein the protein is a structural protein.13. The method according to ...

METHOD FOR MAKING A RIGID FOAM SUBSTITUTE

A system and method for creating a rigid foam substitute is provided. By using natural binding materials and natural fiber materials, the system and method may be used to create environmentally friendly substitutes for expanded polystyrene. The system generally comprises a processing room and molding facility. The processing room may comprise an opener, cleaner, and blower, which may be used to break up and clean the natural fiber material. The molding facility may comprise a mixer, molder, and kiln, which may be used to create casts. The method generally entails processing a natural fiber material before mixing it with a natural binding material and fluid to create a fluidic mixture, wherein said fluidic mixture is subsequently molded and cured to create a finished product. 1. A system for making a rigid foam substitute comprising: 'wherein opening said blocks of natural fiber material decompresses said natural fiber material,', 'an opener configured to open blocks of a natural fiber material,'} 'wherein trash is removed from said natural fiber material while said natural fiber material is broken into pieces of natural fiber material,', 'a cleaner configured to break the natural fiber material into pieces of natural fiber material,'} wherein said fluidic mixture comprises said pieces of natural fiber material, liquid, and a natural binding material,', 'wherein said mixer receives said pieces of natural fiber material from said cleaner,', 'wherein said mixer maintains a desired temperature range while said pieces of natural fiber material, liquid, and natural binding material are mixed,, 'a mixer configured to create a fluidic mixture,'} wherein said mixer receives said fluidic mixture from said cleaner,', 'wherein said cast has a desired shape,', 'wherein said desired shape is based on at least one mold within the molder, and, 'a molder configured to shape said fluidic mixture into a cast,'}a kiln configured to cure said cast.2. The system of claim 1 , further ...

METHOD FOR MANUFACTURING SOUNDPROOFING BOARD PART HAVING EXCELLENT SOUND ABSORPTION PERFORMANCE AND SOUNDPROOFING BOARD PART MANUFACTURED BY THE SAME

Disclosed is a method for manufacturing a soundproofing board part having improved sound absorption performance. The soundproofing board part is manufactured by using, as a material, a recycled soundproofing material which contains a polyurethane foam having excellent sound absorption performance and impact resilience during the press molding; and by producing a sound absorption part on the back surface of the soundproofing board part through a remolding processing method. Also disclosed is a soundproofing board part manufactured by the method. 1. A method for manufacturing a soundproofing board part having improved sound absorption performance , comprising:preparing a recycled soundproofing material manufactured from a ground polyurethane (PU) foam product obtained by grinding waste sheets; andmolding the recycled soundproofing material in a preheating die and a molding die which are configured to include a sound absorption part shape with a checkered structure to form a sound absorption part on a back surface of the soundproofing board part.2. The method of claim 1 , wherein the sound absorption part shape is a concave shape and a convex shape of a checkered structure that is selected from a tetragonal shape claim 1 , a pentagonal shape claim 1 , a hexagonal shape claim 1 , or a modified shape thereof claim 1 , andthe soundproofing board part has a basic thickness of about 1.6 to 2 mm, and comprises the sound absorption part comprising a volume part having a thickness of about 3 to 5 mm.3. The method of claim 2 , wherein the volume part is configured to absorb sound.4. The method of claim 2 , wherein the volume part has a tetragonal shape claim 2 , a pentagonal shape claim 2 , a hexagonal shape claim 2 , or a modified shape thereof.5. The method of claim 2 , wherein a part having the basic thickness part of 1.6 to 2 mm in the soundproofing board part has a tetragonal shape claim 2 , a pentagonal shape claim 2 , a hexagonal shape claim 2 , or a modified shape ...

DAIRY INFLATION AND METHOD OF MAKING SAME

A dairy inflation () for use in a milking device, including a flexible sleeve () adapted to surround a teat, wherein the flexible sleeve () includes a clear polyurethane composition. The clear polyurethane composition can be derived from a polyol mixture including a glycerine-based polyol having an average molecular weight in a range from about 200 g/mol to about 300 g/mol, and a first hydroxyl value; and a glycol-based polyol having an average molecular weight in a range from about 600 g/mol to about 700 g/mol, and a second hydroxyl value; and about 0.65 to about 1.05 stoichiometric equivalents of a cross-linking agent comprising a plurality of isocyanate groups, wherein the stoichiometric equivalents is based on a sum of the first and second hydroxyl values. 1. A dairy inflation for use in a vacuum-based milking device , comprisinga mouth having an opening configured to engage a teat of an animal,a flexible sleeve connected to the mouth and including a first axial passage concentrically aligned with the opening in the mouth; anda milk tube connected to the flexible sleeve and having a second axial passage concentrically aligned with the first axial passage of the flexible sleeve, wherein a reinforcing ring is present in a transition region from the milk tube to the flexible sleeve, andwherein the flexible sleeve, and optionally the mouth and/or the milk tube, is formed of a clear polyurethane composition having a hardness between 25 shore A and 50 shore D at 77° F. (25° C.).2. The dairy inflation of claim 1 , further comprisinga shell member having a proximal end with a proximal opening engaged with the mouth of the dairy inflation, a distal end with a distal opening engaged with the milk tube of the dairy inflation, and a wall between the proximal and distal ends and connecting the proximal and distal openings thereby forming an annulus between the wall and the flexible sleeve, wherein at least a portion of the wall comprises a transparent material; and wherein ...

METHOD FOR PRODUCING ACICULAR BODY

A method for producing an acicular body having a support base and an acicular protrusion on one surface of the support base includes supplying an acicular body-forming liquid, in which an acicular body-forming material is dissolved or dispersed in a solvent, to an intaglio plate having a recess corresponding to a protrusion, under a first pressure environment of not more than 0.05 MPa, changing the first pressure environment of the acicular body-forming liquid supplied to the intaglio plate to a second pressure environment of higher than 0.05 MPa, drying the acicular body-forming liquid supplied to the intaglio plate such that an acicular body is formed, and peeling the acicular body from the intaglio plate. 1. A method for producing an acicular body having a support base and an acicular protrusion on one surface of the support base , comprising:supplying an acicular body-forming liquid, in which an acicular body-forming material is dissolved or dispersed in a solvent, to an intaglio plate having a recess corresponding to a protrusion, under a first pressure environment of not more than 0.05 MPa;changing the first pressure environment of the acicular body-forming liquid supplied to the intaglio plate to a second pressure environment of higher than 0.05 MPa;drying the acicular body-forming liquid supplied to the intaglio plate such that an acicular body is formed; andpeeling the acicular body from the intaglio plate.2. The method according to claim 1 , wherein the acicular body-forming liquid supplied to the intaglio plate has a viscosity ranging from 0.01 Pa·s to 100 Pa·s.3. The method according to claim 1 , wherein the changing of the first pressure environment to the second pressure environment produces a pressure change within a range of 0.05 MPa to 0.10 MPa.4. The method according to claim 1 , wherein the second pressure environment has atmospheric pressure.5. The method according to claim 1 , wherein the first pressure environment has a pressure ranging from 0. ...

Method for manufacturing an object having a complex shape from a cured organic or inorganic material

The invention relates to a method for manufacturing a molded object from a mold comprising an internal cavity comprising one or several compartments and at least one removable part present within said internal cavity, said object being in a cured organic or inorganic material, said method successively comprising at least one cycle of following steps: a) a step for completely filling at least one compartment of the internal cavity of the mold, said compartment having a shape corresponding to all or part of the object, which one wishes to obtain, with a liquid composition which is curable by chemical reaction in order to form said material, said composition comprising at least one solvent; b) a step for curing by chemical reaction said composition within said mold; c) a step for withdrawing at least one removable part of said mold; and d) a step for drying within said mold the cured composition obtained in b), wherein all or part of steps a) to d) may be repeated with a curable liquid composition either identical or different from the one used during said cycle until the molded object is obtained and, wherein said mold, at least during the application of each step d) is a closed chamber, the walls of which forming a boundary between the internal cavity and the outside of the mold are in at least one material able to allow discharge of the gases from said step d).

INTERNAL COMBUSTION ENGINE AND METHOD FOR COATING INTERNAL COMBUSTION ENGINE COMPONENTS

An internal combustion engine includes a component configured to be subjected to combustion gasses, the component includes a substrate presenting a surface and a coating applied to the surface of the substrate. The coating includes an insulating layer applied to the surface having a plurality of microspheres and a sealing layer bonded to the insulating layer and seals against the insulating layer. 1. An internal combustion engine comprising: a substrate presenting a surface; and', an insulating layer applied to the surface having a thickness of between about 50 microns and about 1 millimeter, wherein the insulating layer comprises a plurality of microspheres and a porosity of between about 80% and about 95%; and', 'a sealing layer bonded to the insulating layer and seals against the insulating layer,', 'wherein the sealing layer has a thickness of between about 1 micron and about 20 microns., 'a coating applied to the surface of the substrate including], 'at least one component configured to be subjected to combustion gasses, the component including2. The internal combustion engine of further comprising a bonding layer disposed between and bonded to the surface of the substrate and the insulating layer.3. The internal combustion engine of wherein the bonding layer is formed of one or more elements to balance a coefficient of thermal expansion between the substrate and the insulating layer.4. The internal combustion engine of wherein the bonding layer is formed of one or more elements that may include copper to promote bonding between the substrate and the insulating layer.5. The internal combustion engine of wherein the insulating layer further comprises a matrix material configured to bond with the plurality of microspheres.6. The internal combustion engine of wherein the at least one component is a piston of the internal combustion engine.7. The internal combustion engine of wherein the at least one component is an exhaust port of the internal combustion engine.8. ...

Mold device for kids

The present invention relates to a mould (1) for kids for making jewelry from a granular water-sensitive product, comprising: —a hollow body (2) having an opening (3) defining a respective forming zone; —a first element (4) combined with the hollow body (2) for closing-opening the opening (3) at a first side of the forming zone; —a second element (5) combined with the hollow body (2) for closing, and possibly opening, the opening (3) at a second side of the forming zone; wherein at least one among the hollow body (2), the first element (4) and the second element (5) comprises a plurality of holes (6) which are open in the forming zone, such that the forming zone is fluidically communicating with the environment outside of the mould (1).

Apparatuses and Methods for Seal Cap Installation

One example of the present disclosure relates to a form for supporting a volume of a viscous substance encapsulating at least a portion of an object while the viscous substance solidifies to form a seal. The form comprises a non-metallic solidified material; a distal axial opening; a proximal axial opening; and a lateral wall between the distal axial opening and the proximal axial opening. The lateral wall comprises an outwardly facing surface having a surface area, and at least one through lateral opening. 1. A form for supporting a volume of a viscous substance encapsulating at least a portion of an object while the viscous substance solidifies to form a seal , the form comprising:a non-metallic solidified material;a distal axial opening;a proximal axial opening; and an outwardly facing surface having a surface area, and', 'at least one through lateral opening., 'a lateral wall between the distal axial opening and the proximal axial opening, wherein the lateral wall comprises2. The form of claim 1 , wherein at least a portion of the lateral wall is tapered outwardly from the distal axial opening to the proximal axial opening.3. The form of claim 2 , wherein the at least a portion of the lateral wall comprises a variable taper.4. The form of claim 1 , wherein:the at least one through lateral opening has an opening area;the outwardly facing surface of the lateral wall has a surface area; anda ratio of the opening area to the surface area is between about 0.2 and about 0.6.510. The form of claim 1 , wherein the seal and the non-metallic solidified material of the form are chemically different.6. The form of claim 1 , wherein the seal and the non-metallic solidified material of the form are substantially chemically identical.7. The form of claim 1 , further comprising at least three projections extending from the lateral wall proximate the proximal axial opening.8. The form of claim 7 , wherein at least one of the projections differs in length from another one of the ...

Moisture Barrier Composite Film And Its Preparation Method

The invention provides a moisture barrier composite film, formed by having a mixture of thermally reduced graphene and cyclic olefin copolymer be formed into a film and forming a hydrophilic surface layer on surfaces of the moisture barrier composite film by a hydrophilic agent; wherein a ratio of carbon atoms to oxygen atoms in thermally reduced graphene is more than 30 and the hydrophilic surface layer has a density of 0.01˜1.0 mg/cm. 1. A method for preparing a moisture barrier composite film , comprising:providing a graphene dispersed solution;dissolving cyclic olefin copolymer in the graphene dispersed solution to obtain a casting solution;performing a solution film casting procedure to coat the casting solution on a glass substrate to form a coating film; andperforming a film drying procedure to dry the coating film to separate from the glass substrate to obtain a moisture barrier composite film.2. The method according to claim 1 , further comprising:performing a surface modification procedure to modify surfaces of the moisture barrier composite film to become hydrophilic by using a hydrophilic modifier to coat on the surfaces of the moisture barrier composite film by a drop casting method to form a hydrophilic surface layer on the surfaces of the moisture barrier composite film after drying.3. The method according to claim 2 , wherein the hydrophilic modifier is made by dissolving an amphoteric polymer in an ethanol containing aqueous solution.4. The method according to claim 3 , wherein the amphoteric polymer is (poly(ethylene oxid)-poly(propylene oxid)-poly(ethylene oxid) triblock copolymer or poly(4-styrenesulfonic acid) claim 3 , the ethanol containing aqueous solution is an aqueous solution containing 20 wt % of ethanol and the hydrophilic surface layer has a density with a range of 0.01˜1.0 mg/cm.5. The method according to claim 1 , wherein the graphene dispersed solution is obtained by thermally reduce graphene oxide to produce thermally reduced ...

METHOD OF MAKING A PRODUCT WITH COMPOSITE BODY AND RUBBER SURFACE

A composite product is made by forming an object body comprising a mixture of rubber crumb and binder having a first temperature-dependent cure rate. A surface layer of a vulcanizable rubber compound having a second temperature-dependent cure rate is brought into contact with the object body, and the surface layer and the object body are simultaneously cured at different temperatures so as to match said first and second cure rates such that the surface layer adheres to the object body. 1. A method of making a composite product , comprising:forming an object body comprising a mixture of rubber crumb and binder having a first temperature-dependent cure rate;preparing a surface layer of a vulcanizable rubber compound having a second temperature-dependent cure rate;bringing said object body and surface layer into contact; andsimultaneously curing the surface layer and said object body at different temperatures so as to match said first and second cure rates such that the surface layer adheres to the object body.2. A method as claimed in claim 1 , wherein the vulcanizable rubber compound surface layer is formed by Banbury roll mill or extrusion mixing and sheeting to form the preform sheet.3. A method as claimed in claim 2 , wherein the vulcanizable rubber compound preform sheet is applied to a bottom platen of a mold and the rubber crumb and binder is poured into a cavity of the mold over the preform sheet.43. A method as claimed in claim 2 , wherein the binder is pre-polyurethane.5. A method as claimed in claim 4 , wherein the temperature of the bottom is about 10-20° C. hotter than the cavity of the mold.6. A method as claimed in claim 5 , wherein the preform sheet is about 1-3 mm thick.7. A method as claimed in claim 5 , wherein the bottom platen is maintained at a temperature of 140-150° C. and cavity of the mold is maintained at a temperature of 130-140° with a temperature differential of at least 10° C. between the bottom platen and the cavity of the mold.8. A ...

PROTECTIVE LAWN SPRINKLER APPARATUS

A protective lawn sprinkler apparatus may include an anchor device made from a rock type material, having a top side, a bottom side, an inner rim, an outer edge and an inner edge defining an opening. A pipe sleeve made from a polymer material may be positioned inside the inner edge of the anchor device formed to fit around a sprinkler. 1. A protective lawn sprinkler apparatus comprising:an anchor device made from a rock type material, having a top side, a bottom side, an inner rim, an outer edge and an inner edge defining an opening; anda pipe sleeve made from a polymer material positioned inside the inner edge of the anchor device formed to fit around a sprinkler.2. The protective lawn sprinkler apparatus of claim 1 , wherein the inner edge of the anchor device is circular.3. The protective lawn sprinkler apparatus of claim 1 , wherein the anchor device is ring shaped having an outer diameter.4. The protective lawn sprinkler apparatus of claim 1 , wherein the inner rim of the anchor device is beveled.5. The protective lawn sprinkler apparatus of claim 1 , further comprising a groove along the inner rim of the anchor device.6. The protective lawn sprinkler apparatus of claim 5 , further comprising a hole within the groove of the inner rim of the anchor device.7. The protective lawn sprinkler apparatus of claim 1 , wherein the rock type material is a 3000 psi ready mix fiber mesh concrete.8. The protective lawn sprinkler apparatus of claim 1 , wherein the polymer material is PVC.9. The protective lawn sprinkler apparatus of claim 3 , wherein the anchor device has an outer diameter of around 12 inches.10. The protective lawn sprinkler apparatus of claim 1 , wherein the pipe sleeve has an inside diameter of around 3 inches and is around 4 inches in depth.11. The protective lawn sprinkler apparatus of claim 1 , wherein the anchor device has a depth of around 2.5 inches.12. The protective lawn sprinkler apparatus of claim 1 , further comprising at least one solar light ...

Method for producing cured product of episulfide-based resin

The present invention can provide a method for producing a cured product of an episulfide-based resin, the method having: (A) a step for obtaining a composition for a resin by mixing compound (a), compound (b) and a polymerization catalyst; (B) a step for pouring the composition for a resin into a mold; and (C) a step in which, by increasing the temperature of a heating medium, the composition for a resin is polymerized in the heating medium that contains a liquid having a thermal conductivity of 0.2 W/m·K or higher, or in a shower of the heating medium. The maximum temperature of the heating medium in step (C) is 55 to 110° C. (a) A compound which has two episulfide groups per molecule and which is represented by formula (1): wherein m represents an integer from 0 to 4 and n represents an integer from 0 to 2 (b) A compound having one or more thiol groups per molecule.

Method and Device for Producing Microneedles

The present disclosure relates to a method for producing microneedle arrays in a mold, including a plurality of receptacles that taper from an upper base surface to a lower tip surface, where a first component is fed into at least two receptacles through a feed opening that is spaced apart from the base surface, where the receptacles are filled with an additional component from above the feed opening, where the fillings of at least said two receptacles, which fillings are formed of at least the first component and the additional component, are connected to one another above the base surfaces, and where after the first component and the additional component have solidified, the microneedle array comprising the fillings that have solidified to form needles is removed from the mold. 1. A method for producing microneedle arrays in a mold , comprising providing a mold comprising a plurality of receptacles that taper from an upper base surface to a lower tip surfacewherein a first component is fed into at least two receptacles through a feed opening that is spaced apart from the base surface,wherein said at least two receptacles are filled with an additional component from above the feed opening,wherein the fillings of at least said two receptacles, which fillings are formed of at least the first component and the additional component, are connected to one another above the base surfaces, andwherein after the first component and the additional component have solidified, the microneedle array comprising the fillings that have solidified to form needles is removed from the mold.2. The method according to claim 1 , wherein the first component is fed through the tip surfaces.3. The method according to claim 2 , wherein after feeding the first component claim 2 , at least a plurality of tip surfaces are closed by a subshell that is movable relative to the mold.4. A device for producing microneedle arrays by means of a method according to claim 1 , comprising a mold claim 1 , ...

Cryo formulation-based microneedle device for transdermal delivery of bioactive therapeutic agents and cancer immunotherapy using a cryo-microneedle patch

A cryo formulation-based microneedle device for transdermal delivery of bioactive therapeutic agents. The microneedle device includes: one or more microneedle patches each including an array of miniaturized needles, wherein each miniaturized needle defining a base end and a tip; and a substrate to which the base end of the array of miniaturized needles is attached or integrated thereto; wherein the microneedle patch is in a cryo status; wherein each of the one or more microneedle patch is adapted to be applied on a skin surface, in which the miniaturized needles penetrates into skin; and wherein the miniaturized needles is further arranged to melt so as to release one or more bioactive therapeutic agents into the skin to achieve a targeted therapeutic effect.

Method And Device For Creating Organotypic Lumen Models In A Microwell Plate

A method and device of creating a lumen model in a microwell plate defining a well is provided. A rod is inserted through the well of the microwell plate and the well is filled with a polymerizable material. The material is polymerized in the well. The rod is removed from the well of the microwell plate such that the polymerized material defines a lumen.

FIXTURES AND RELATED SYSTEMS AND METHODS

Fixtures and related system and methods are disclosed. In accordance with an implementation, a method includes applying a resin onto a substrate and positioning the substrate on over a chuck of a base of a fixture. The method also includes moving a mold into engagement with the resin and curing the resin. The method also includes detaching the mold and the resin and, while detaching the mold and the resin, determining a detachment force applied as a function of a distance of detachment between the mold and the resin.

TOOLING FOR USE IN A METHOD FOR ELECTROMAGNETIC WELDING OF MOLDED PARTS, AND METHOD FOR MANUFACTURING THE TOOLING

A tooling for use in a method for electromagnetic welding of two contacted surfaces of molded parts. The tooling includes a rubber body and pressurizing means for pressurizing the rubber body and applying pressure to the contacted surfaces. The rubber body includes an embedded stiff body shaped such as to define different rubber body thicknesses in different directions, which causes a different pressure build-up in the different directions. A method for manufacturing the tooling. The tooling may be used in electromagnetic welding of two contacted surfaces of molded parts by moving a joining inductor along the contacted surfaces, generating an electromagnetic field in an induction-sensitive component of the molded parts to heat a thermally activated coupling means of the molded parts to above a melting temperature of the coupling means. 1. A tooling for use in a method for electromagnetic welding of two contacted surfaces of molded parts , the tooling comprising:a rubber body, and pressurizing means for pressurizing the rubber body and applying pressure to the contacted surfaces,wherein the rubber body comprises an embedded stiff body shaped to define different rubber body thicknesses in different directions which causes a different pressure build-up in said different directions, andwherein the pressurizing means comprises channeling provided in the stiff body, which channeling is connected at one end to a pressure source and at another end to the rubber body.2. The tooling according to claim 1 , wherein the pressure build-up is larger at smaller thickness.3. The tooling according to claim 1 , wherein the rubber body adheres to the embedded stiff body.4. The tooling according to claim 1 , wherein that part of the rubber body that is configured aimed to pressurize the contacted surfaces has a smaller thickness than other parts of the rubber body.5. The tooling according to claim 4 , wherein the part of the rubber body that is configured to pressurize the contacted ...

VASCULAR PROSTHETIC ASSEMBLIES

This disclosure includes embodiments of vascular prosthetic assemblies (e.g., heart valves) and methods for using (e.g., percutaneously) and manufacturing (e.g., overmolding) the assemblies. In one embodiment, a vascular prosthetic assembly comprises a frame and a cellulose-based body coupled to the frame, wherein the frame is configured to be altered from an expanded configuration to a collapsed configuration. The frame can be biased toward the expanded configuration, and the assembly can be configured for placement within a catheter when the frame is in the collapsed configuration. In the embodiment shown, the frame can comprise any number of biocompatible materials, including, but not limited to, nitinol. Stainless steel, or cobalt chromium. 1. A vascular prosthetic assembly comprising:a frame; and the frame is configured to be altered from an expanded configuration to a collapsed configuration;', 'the frame is biased toward the expanded configuration; and', 'the assembly is configured for placement within a catheter when the frame is in the collapsed configuration., 'a cellulose-based body coupled to the frame, wherein2. The vascular prosthetic assembly of wherein the cellulose-based body is generally tubular.3. The vascular prosthetic assembly of wherein the frame comprises nitinol claim 1 , stainless steel or cobalt chromium.4. The vascular prosthetic assembly of wherein the frame comprises a plurality of wires coupled together.5. The vascular prosthetic assembly of wherein the assembly is configured for placement within a catheter having an outer diameter of approximately 7.0 mm when the frame is in the collapsed configuration.6. The vascular prosthetic assembly of wherein the assembly is configured for placement within a catheter having an outer diameter of between approximately 5.0 mm and 9.0 mm when the frame is in the collapsed configuration.7. The vascular prosthetic assembly of wherein the cellulose-based body comprises a plurality of leaflets.8. The ...

AUTOMATED PROSTHESIS SHELL SYSTEM AND METHOD

A system and method for automated manufacture of prosthesis shells using removably mountable mandrel is described. The mandrels are mounted onto cassettes, which are then moved through various dipping, devolatilization and curing steps by a robot, improving the uniformity of the shells and reducing cost of manufacture. The cassettes may include a motor to rotatably drive spindles upon which the mandrels are mounted on the cassette. The motor may be driven by a battery housed within the cassette to provide for untethered use of the cassette. 1. A mounting system for mounting a mandrel configured to form a prosthesis shell to a cassette , comprising:a cassette having a spindle, the spindle rotatably mounted to the cassette, the spindle having a proximal end configured to be driven so as to impart rotation to the spindle, the spindle also having a distal end having a releasable coupler mounted thereon; anda mandrel having a distal end configured to form a prosthesis shell when coated with a polymer dispersion, and also having a proximal end configured to be received and engaged by the releasable coupler to hold the mandrel on the spindle.2. The system of claim 1 , wherein the cassette has a plurality of spindles.3. The system of claim 1 , wherein the proximal end of the mandrel has a hexagonal shape.4. The system of claim 1 , where the releasable coupler is a quick connect device.5. The system of claim 1 , wherein the cassette further includes a drive assembly for driving the rotation of the spindle.6. The system of claim 1 , wherein the cassette further comprises a battery and a motor powered by the battery claim 1 , the motor configured to drive the spindle.7. The system of claim 1 , wherein the drive assembly is configured to be driven by a drive motor that is configured to engage the drive assembly but which is separate from the cassette.8. The system of claim 1 , wherein the cassette further comprises electrical contacts disposed on an end of the cassette and ...

SUPERHYDROPHOBIC STRUCTURE AND METHOD OF MAKING THE SAME

A superhydrophobic structure with droplet-guiding capability includes: a substrate having a surface and front and rear sides; and a plurality of oblique cones exhibiting superhydrophobic properties and protruding frontwardly and obliquely from the surface in an inclined direction inclined to the surface, so that liquid droplets are guided by the oblique cones to move therealong when the liquid droplets move frontwardly from the rear side toward the front side and so that the liquid droplets move against the oblique cones when the liquid droplets move rearwardly from the front side toward the rear side. A method of making the superhydrophobic structure is also disclosed. 1. A superhydrophobic structure with droplet-guiding capability , comprising:a substrate having a surface and front and rear sides; anda plurality of oblique cones exhibiting superhydrophobic properties and protruding frontwardly and obliquely from said surface of said substrate in an inclined direction inclined to said surface of said substrate, so that liquid droplets are guided by said oblique cones to move therealong when the liquid droplets move frontwardly from said rear side toward said front side and so that the liquid droplets move against said oblique cones when the liquid droplets move rearwardly from said front side toward said rear side.2. The superhydrophobic structure of claim 1 , wherein said surface of said substrate is flat claim 1 , each of said oblique cones having a base end that is in contact with said surface claim 1 , and a tip end that is distal from said surface claim 1 , each of said oblique cones being tapered from said base end to said tip end along said inclined direction.3. The superhydrophobic structure of claim 1 , wherein said base end of each of said oblique cones is circular or polygonal in shape.4. The superhydrophobic structure of claim 1 , wherein said inclined direction and said surface of said substrate cooperatively define an inclined angle greater than 35 ...