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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 23248. Отображено 100.

26-01-2012 дата публикации

Optical member and process for producing same

Номер: US20120021195A1

Автор: Akira Mori, Kazutaka Hirano, Shinji Hashiguchi

Принадлежит: Stella Chemifa Corp

An optical member produced from a ceramic in which transparency in each wavelength region can be selectively improved, and a process for producing the optical member. The optical member is obtained by bringing a treatment gas comprising a fluorine atom into contact with an optical material comprising a specific ceramic under conditions according to the specific ceramic to thereby from a fluorinated film capable of improving the transmittance of light having wavelengths in a specific region, on at least some of the surface of the optical material.

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Номер записи: 1

23-02-2012 дата публикации

Metal-Ceramic Substrate

Номер: US20120045657A1

Автор: Jürgen SCHULZ-HARDER, Lars Müller

Принадлежит: CURAMIK ELECTRONICS GMBH

A metal/ceramic substrate made up of a multilayer, plate-shaped ceramic material and at least one metallization provided on a surface side of the ceramic material. The at least one metallization is bonded to the ceramic material by direct copper bonding or reactive brazing and the ceramic material is made of a base layer made of silicon nitride ceramic. The at least one metallization is formed from at least one intermediate layer of an oxidic ceramic applied to the at least one base layer.

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Номер записи: 2

03-05-2012 дата публикации

Composite Tooling

Номер: US20120107555A1

Автор: David M. Kaschak, Douglas J. Miller, Gary Dale Shives, Gerald F. Hoffert, Irwin C. Lewis, John Lichtenberg, Richard L. Shao, Robert A Mercuri

Принадлежит: Individual

A carbon foam article useful for, inter alia, composite tooling or other high temperature applications, which includes a substrate, wherein the substrate includes at least one material selected from carbon foam, extruded graphite, graphite foam, and isomolded graphite. The tool may also include a skin as a working surface and a filler disposed below the skin. The tool has a surface roughness of no more than about 63 micro-inches. Such a tool may be used to make a composite prototype part.

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Номер записи: 3

17-05-2012 дата публикации

Conductor paste for rapid firing

Номер: US20120121798A1

Автор: Kazuhisa Hirao, Ken-Ichi Sugimura

Принадлежит: Noritake Co Ltd

The present invention provides a conductor paste for rapid firing that is applied to a ceramic green sheet and is fired along with the green sheet under high-rate temperature rise conditions at a high heating rate of at least 600° C./hr from room temperature to the maximum firing temperature. The paste includes as a conductor-forming powder material: a conductive metallic powder comprising, as a main component, nickel powder; and barium titanate ceramic powder with a mean particle diameter of 10 nm to 80 nm as an additive. The ceramic powder content is 5 to 25 mass parts per 100 mass parts of the conductive metallic powder.

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Номер записи: 4

24-05-2012 дата публикации

Abradable layer including a rare earth silicate

Номер: US20120128879A1

Автор: Kang N. Lee, Michael Cybulsky, Raymond J. Sinatra

Принадлежит: Rolls Royce Corp

An abradable coating may include a rare earth silicate. The abradable coating may be deposited over a substrate, an environmental barrier coating, or a thermal barrier coating. The abradable coating may be deposited on a gas turbine blade track or a gas turbine blade shroud to form a seal between the gas turbine blade track or gas turbine blade shroud and a gas turbine blade. The abradable coating may also include a plurality of layers, such as alternating first and second layers including, respectively, a rare earth silicate and stabilized zirconia or stabilized hafnia.

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Номер записи: 5

14-06-2012 дата публикации

Method of processing porous article and porous article

Номер: US20120148825A1

Автор: David Grosso, Mika Linden

Принадлежит: COLIGRO OY

A method and a porous article are provided. In said method, a porous article which comprises a matrix material in a solid state and pores therein, is processed at least some of the pores being open to an outer surface of the article. A flowing treatment substance is applied to the outer surface of the article and into at least some of the pores. The flowing treatment substance is allowed to react with the outer surface of the article and surfaces of said at least some of the pores such that a hydrophobic coating layer is established on surfaces thereof. An excess of the flowing treatment substance is removed from the article, and the hydrophobic coating layer established on the outer surface of the article is converted into a hydrophilic coating layer.

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Номер записи: 6

21-06-2012 дата публикации

Process for the infiltration of porous ceramic components

Номер: US20120156370A1

Автор: Christoph Tontrup, Gabriele Perlet, Wolfgang Lortz

Принадлежит: EVONIK DEGUSSA GmbH

Process for the infiltration of porous ceramic components, in which a dispersion containing metal oxide particles and having a metal oxide content of at least 30% by weight, based on the dispersion, is used, where the particle size distribution d 50 of the metal oxide particles is not more than 200 nm.

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Номер записи: 7

21-06-2012 дата публикации

Process for producing fluorinated copolymers of (meth)acrylates and (meth)acrylic acid amine complexes

Номер: US20120157640A1

Автор: Anilkumar Raghavanpillai, Brad M. Rosen, Ernest Byron Wysong, Joel M. Pollino, Siddhartha Shenoy

Принадлежит: EI Du Pont de Nemours and Co

A process for producing copolymers of (meth)acrylates:(meth)acrylic acid amine complexes useful for hard surfaces having increased performance for stain resistance, oil and water repellency properties.

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Номер записи: 8

28-06-2012 дата публикации

Oil mist separator

Номер: US20120159912A1

Автор: Stefan Ruppel

Принадлежит: MAHLE International GmbH

An oil mist separator for a crankcase ventilation system in an internal combustion engine is disclosed. The oil mist separator is an impact type separator that includes a nozzle device having at least one nozzle, an impact wall and a separation material configured therebetween. The impact wall is located opposite to the at least one nozzle and may be coated with the separation material. A distance is configured between the nozzle and the separation material, and is reduced compared to a surrounding region, and wherein the separation material in a region of the opposing nozzle projects towards the same and thereby reduces the distance of a nozzle outlet to the separation material in this region compared to the surrounding region.

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Номер записи: 9

02-08-2012 дата публикации

Refractory material impregnated with phase change material, method for making the same, and temperature controlled chamber formed by the same

Номер: US20120196040A1

Автор: Jonathan Abi, Richard Wilk, JR.

Принадлежит: Individual

The present invention is directed to methods for forming heat absorbing bodies (and the resulting heat absorbing bodies and enclosures formed thereby) that utilize capillary action to draw a fluidic composition comprising a molten phase change material (PCM) into the interstitial spaces of a porous body of a refractory material. In one embodiment, the fluidic composition saturates substantially all of the interstitial spaces of a porous body of a fibrous ceramic refractory material.

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Номер записи: 10

09-08-2012 дата публикации

Method of producing silicon carbide-coated carbon material

Номер: US20120202069A1

Автор: Yoshitaka Aoki

Принадлежит: Shin Etsu Chemical Co Ltd

A method of producing a silicon carbide-coated carbon material that comprises heating, under a non-oxidizing atmosphere, a carbon substrate and an amorphous inorganic ceramic material obtained by heating a non-melting solid silicone, thereby forming a silicon carbide coating film on the carbon substrate. A silicon carbide-coated carbon material that exhibits excellent heat resistance and has a uniform silicon carbide coating can be obtained.

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Номер записи: 11

16-08-2012 дата публикации

Lightweight fire resistant covering for structures

Номер: US20120207975A1

Автор: Mark Meier, Paul E. Yeary, Rodney Andrews, Thomas A. Golubic

Принадлежит: University of Kentucky Research Foundation

A building panel, a shingle and a flooring tile are all provided including a reticulated foam body having a weather resistant coating made from a material selected from a group consisting of a polymer, a ceramic glaze and mixtures thereof. In addition, a method of producing these products is also provided.

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Номер записи: 12

30-08-2012 дата публикации

Protective coatings and coated components comprising the protective coatings

Номер: US20120219808A1

Автор: Bradley Reed Tucker, Derek Raybould, Paul Chipko

Принадлежит: Honeywell International Inc

A coated component is provided comprising a silicon-based substrate and a braze layer overlying the silicon-based substrate. The braze layer comprises silicon, tantalum, and a metal element having substantially the same melt temperature with silicon as tantalum has with silicon. The braze layer further comprises ceramic particles. Protective coatings are also provided.

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Номер записи: 13

06-09-2012 дата публикации

Coated fiber cement article with crush resistant latex topcoat

Номер: US20120225288A1

Автор: Carl Lewis Cavallin, Glen Otto Vetter, John William Mittelsteadt, Shane Wesley Carter, T. Howard Killilea

Принадлежит: Valspar Sourcing Inc

A coated fiber cement article in the form of an unattached fiber cement board substrate having a first major surface at least a portion of which is covered with a crush resistant final topcoat composition comprising a multistage latex polymer, and a method for making a crush resistant coated fiber cement article by coating a fiber cement board substrate with such a composition and stacking the coated boards.

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Номер записи: 14

20-09-2012 дата публикации

Nucleated cements and related methods

Номер: US20120234207A1

Автор: Ami L. Orava, John E. Orava

Принадлежит: ORAVA APPLIED Tech Corp

Methods and a kit. A cement forming method includes nucleating an acidic metallophosphate reaction mixture with first particles, resulting in forming a settable metallophosphate cement from the acidic metallophosphate reaction mixture. The first particles include a first metal oxide. Each particle of the first particles independently have a particle size in a range from about 15 microns to about 450 microns. A method for applying cement includes seeding a solution with particles, resulting in forming a settable cement from the solution. The particles have a size in a range from about 15 microns to about 450 microns. The solution includes a first metal oxide reacting with phosphate. The settable cement is applied to a substrate. A cement application kit is also described.

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Номер записи: 15

29-11-2012 дата публикации

Honeycomb structure comprising an outer cement skin and a cement therefor

Номер: US20120301664A1

Автор: Linda J. Ingersoll, Patrick D. Tepesch, Thomas R. Chapman

Принадлежит: Corning Inc

Disclosed is a honeycomb catalyst support structure comprising a honeycomb body and an outer layer or skin formed of a cement comprising an amorphous glass powder with a multimodal particle size distribution applied to an exterior surface of the honeycomb body. The multimodal particle size distribution is achieved through the use of a first glass powder having a first median particle size and at least a second glass powder having a second median particle size. In some embodiments, the first and second glass powders are the same amorphous glass consisting of fused silica. The cement may further include a fine-grained, sub-micron sized silica in the form of colloidal silica. The cement exhibits a coefficient of thermal expansion less than 15×10 −7 /° C., and preferably about 5×10 −7 /° C. after drying.

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Номер записи: 16

13-12-2012 дата публикации

Crucible for photovoltaics

Номер: US20120315208A1

Автор: Manuel Matussek, Rolf Wagner

Принадлежит: HC Starck GmbH

A method for producing a workpiece comprising a layer of an additive-free silicon nitride includes providing a base body of the workpiece. A layer of a slip comprising a silicon powder is applied to an inside of the base body so as to obtain a coated base body. The coated base body is subjected to a reactive firing under nitrogen so as to convert the silicon powder to the additive-free silicon nitride.

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Номер записи: 17

17-01-2013 дата публикации

Glass composition, light source device and illumination device

Номер: US20130015761A1

Автор: Atsushi Motoya, Kazuyuki Okano, Yasuharu Ueno

Принадлежит: Panasonic Corp

A glass composition including, in oxide-based mol %: (a) at least 30% and at most 50% P 2 O 5 , (b) at least 10% and at most 50% ZnO, (c) at least 0.1% and at most 10% Al 2 O 3 , (d) at least 0% and at most 50% Li 2 O, (e) at least 0% and at most 50% Na 2 O, (f) at least 0% and at most 50% K 2 O, (g) at least 0% and at most 20% MgO, (h) at least 0% and at most 20% CaO, (i) at least 0% and at most 20% SrO, (j) at least 0% and at most 20% BaO, (k) at least 0% and at most 20% SnO, and (1) at least 0% and at most 5% B 2 O 3 , substantially not comprising ZrO 2 and Ag 2 O, and (a)/(b), the ratio of (a) and (b), being at least 0.2 and at most 2.0.

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Номер записи: 18

24-01-2013 дата публикации

Method for repairing concrete surfaces

Номер: US20130019562A1

Автор: Darryl F. Manuel

Принадлежит: Individual

Products and methods for treating imperfections in concrete surfaces, especially floors being polished, wherein the products are used with grinding equipment, and combine with concrete powder or fines to fill, e.g., cracks, holes and voids and blend with the existing color of the concrete surface thereby yielding a consistent, natural looking surface.

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Номер записи: 19

14-02-2013 дата публикации

Formulation suitable for use as an anti-graffiti coating having improved coverage properties

Номер: US20130040058A1

Автор: Manuel Friedel, Spomenko Ljesic

Принадлежит: EVONIK DEGUSSA GmbH

The invention relates to a composition suitable for producing anti-graffiti coatings, comprising substantially water-soluble and substantially fully hydrolyzed oligomeric organosiloxanes and at least one polyoxyalkylene block copolymer as a coverage agent and water, to a method for producing same, and to the use thereof. The compositions according to the invention comprise improved film formation properties evident in that cohesive films can be generated during application, such as on porous mineral substrates, without forming droplets.

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Номер записи: 20

28-02-2013 дата публикации

Phosphor composite member, led device and method for manufacturing phosphor composite member

Номер: US20130049575A1

Автор: Ryota Suzuki, Shunsuke Fujita, Tadahito Furuyama

Принадлежит: Nippon Electric Glass Co Ltd

Provided is a phosphor composite member having excellent thermal resistance, high color rendition, controllability of various chromaticities from a daylight color to a light bulb color, and high luminescence intensity. A phosphor composite member in which a sintered inorganic powder body layer containing a SnO—P 2 O 5 -based glass and an inorganic phosphor powder is formed on a surface of a ceramic base material, wherein upon irradiation with an excitation light, the ceramic base material and the sintered inorganic powder body layer emit different fluorescences having different wavelengths.

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Номер записи: 21

14-03-2013 дата публикации

High heat-resistant member, method for producing the same, graphite crucible and method for producing single crystal ingot

Номер: US20130061800A1

Автор: Akitoshi Suzumura, Daisuke Nakamura, Keisuke SHIGETOH

Принадлежит: Toyota Central R&D Labs Inc

A high heat-resistant member includes a graphite substrate including isotropic graphite and a carbide coating film including a carbide, such as tantalum carbide, and covering a surface of the graphite substrate, the carbide coating film having a randomly oriented isotropic grain structure in which crystallites having a size indexed by a full width at half maximum of a diffraction peak of an X-ray diffraction spectrum of not more than 0.2° from (111) planes are accumulated at substantially random. The orientation of the carbide coating film is determined by whether degree of orientation (F) in any Miller plane calculated based on an XRD spectrum using the Lotgering method is within a range from −0.2 to 0.2.

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Номер записи: 22

14-03-2013 дата публикации

Composite structure, solid film, and method for producing the composite structure

Номер: US20130062103A1

Автор: Takuya Nunome, Toru Ogawa, Toshiki Hiraiwa

Принадлежит: NGK Insulators Ltd

In the case where a coating film is formed on a curved outer peripheral surface of a base body from a slurry through a wet process, when pseudoplasticity is imparted to the slurry, the slurry exhibits favorable film formability, and the coating film formed on the curved surface exhibits favorable shape stability. A solid film obtained through solidification of the coating film is formed such that the following relation is satisfied: t edge /t center ≦1.2 wherein t center represents the thickness of the center of the film in a specific direction along the outer peripheral surface, and t edge represents the thickness of the film at a position distant by 2t center from one end of the film in the specific direction.

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Номер записи: 23

28-03-2013 дата публикации

Hexagonal Boron Nitride Substrate With Monatomic Layer Step, And Preparation Method And Application Thereof

Номер: US20130078424A1

Автор: Guqiao Ding, Mianheng Jiang, Shujie Tang, Xiaoming Xie

Принадлежит: Shanghai Institute of Microsystem and Information Technology of CAS

The present invention provides a hexagonal boron nitride (hBN) substrate with a monatomic layer step and a preparation method thereof, where a surface of the hBN substrate is cleaved to obtain a fresh cleavage plane, and then hBN is etched by using hydrogen at a high temperature to obtain a controllable and regular monatomic layer step. The present invention utilizes an anisotropic etching effect of hydrogen on the hBN and controls an etching rate and degree of the etching by adjusting a hydrogen proportion, the annealing temperature, and the annealing time, so as to achieve the objective of etching the regular monatomic layer step. The preparation process is compatible with the process of preparing graphene through a chemical vapor deposition (CVD) method, and is applicable to preparation of a graphene nanoribbon. The present invention is mainly applied to new graphene electronic devices.

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Номер записи: 24

28-03-2013 дата публикации

High temperature refractory coatings for ceramic substrates

Номер: US20130079214A1

Автор: David C. Jarmon, Owen B. Donahue, JR., Tania Bhatia Kashyap, Wayde R. Schmidt, Xia Tang

Принадлежит: United Technologies Corp

A method of manufacturing a composite article includes pyrolyzing a preceramic polymer to form a non-oxide ceramic matrix and a byproduct, and reacting the refractory material with the byproduct to form a refractory phase within the non-oxide ceramic matrix.

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Номер записи: 25

11-04-2013 дата публикации

METHODS FOR MAKING ENVIRONMENTAL BARRIER COATINGS AND CERAMIC COMPONENTS HAVING CMAS MITIGATION CAPABILITY

Номер: US20130089673A1

Автор: Ackerman John Frederick, Boutwell Brett Allen, Kirby Glen Harold

Принадлежит: GENERAL ELECTRIC COMPANY

Methods of making components having calcium magnesium aluminosilicate (CMAS) mitigation capability include providing a component, applying an environmental barrier coating to the component, where the environmental barrier coating includes a CMAS mitigation composition selected from the group consisting of zinc aluminate spinel, alkaline earth zirconates, alkaline earth hafnates, rare earth gallates, beryl, and combinations thereof. 1. A method of making a component having calcium magnesium aluminosilicate (CMAS) mitigation capability comprising:providing a component comprising a ceramic matrix composite or a monolithic ceramic;applying an environmental barrier coating to the component, the environmental barrier coating comprising:a bond coat layer comprising silicon overlying the component;an optional silica layer overlying the bond coat layer;at least one transition layer overlying the bond coat layer or the optional silica layer comprising a composition selected from the group consisting of mullite, barium strontium aluminosilicate (BSAS), rare earth disilicates, and combinations thereof;an optional outer layer comprising an outer layer material selected from the group consisting of BSAS, rare earth monosilicates, rare earth disilicates, and combinations thereof; and{'sub': 4', '2', '9, 'a separate CMAS mitigation layer comprising LnGaOoverlying the at least one transition layer or the optional outer layer.'}2. The method of claim 1 , further comprising:applying an abradable layer to the separate CMAS mitigation layer.3. The method of claim 2 , wherein the abradable layer comprises LnGaO claim 2 , a rare earth disilicate claim 2 , or BSAS.4. The method of claim 1 , wherein the environmental barrier coating is applied by a method selected from the group consisting of plasma spraying claim 1 , high velocity plasma spraying claim 1 , low pressure plasma spraying claim 1 , solution plasma spraying claim 1 , suspension plasma spraying claim 1 , chemical vapor ...

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Номер записи: 26

09-05-2013 дата публикации

Stone sealing systems and methods

Номер: US20130115375A1

Автор: Justin Howe

Принадлежит: Individual

This disclosure is related to systems and methods of sealing a stone and is particularly useful for sealing a stone countertop, though it could also be applied to stone tiles or other types of stone products. In one example, a method for sealing stone may include applying heat to a stone and applying a sealant to the stone when the temperature of the stone is above a temperature threshold. The sealant may be an impregnating sealer.

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Номер записи: 27

16-05-2013 дата публикации

Method of forming ceramic coatings and ceramic coatings and structures formed thereby

Номер: US20130122207A1

Автор: John Nelson

Принадлежит: Individual

A method of forming a ceramic coating, the resulting ceramic coating, and structures produced by forming the ceramic coating on a ceramic fiber shape. The method includes forming an aqueous mixture containing water, an alumino-silicate precursor, and a dispersion of a ceramic fiber material. The alumino-silicate precursor contains a colloidal suspension of silica particles, silica fume particles, and micron-sized and submicron-sized alumina particles. The ceramic fiber material includes micron-sized and submicron-sized ceramic fibers. The aqueous mixture is applied to a surface of a ceramic fiber shape, after which the aqueous mixture is cured to form a ceramic coating that contains the ceramic fiber material dispersed in an alumino-silicate matrix.

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Номер записи: 28

30-05-2013 дата публикации

DURABLE ENVIRONMENTAL BARRIER COATINGS FOR CERAMIC SUBSTRATES

Номер: US20130136915A1

Автор: Naik Subhash K.

Принадлежит: Rolls-Royce Corporation

An article includes a substrate and an environmental barrier coating overlying the substrate. The environmental barrier coating includes a first dense layer, an intermediate layer overlying the first dense layer, and a second dense layer overlying the intermediate layer. The first dense layer includes at least one of a first rare earth silicate or barium strontium aluminosilicate and the second dense layer includes at least one of a second rare earth silicate or barium strontium aluminosilicate. Additionally, the intermediate layer includes at least one of a porous microstructure, a lamellar microstructure, or an absorptive material. 1. An article comprising:a substrate; and a first dense layer comprising at least one of a first rare earth silicate or barium strontium aluminosilicate, wherein the first dense layer comprises a porosity of less than about 12 volume percent;', 'an intermediate layer overlying the first dense layer, wherein the intermediate layer comprises at least one of a porous microstructure comprising a porosity of greater than about 12 volume percent or a lamellar microstructure; and', 'a second dense layer overlying the intermediate layer, wherein the second dense layer comprises at least one of a second rare earth silicate or barium strontium aluminosilicate, and wherein the second dense layer comprises a porosity of less than about 12 volume percent., 'an environmental barrier coating overlying the substrate, wherein the environmental barrier coating comprises2. The article of claim 1 , wherein at least one of the first dense layer or the second dense layer comprises a porosity of less than about 5 volume percent.3. The article of claim 1 , wherein the intermediate layer comprises the porous microstructure claim 1 , wherein the intermediate layer comprises at least one of a rare earth monosilicate claim 1 , a rare earth disilicate claim 1 , or barium strontium aluminosilicate claim 1 , and wherein the porosity of the intermediate layer is ...

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Номер записи: 29

13-06-2013 дата публикации

Apparatus and method for depositing hydrogen-free ta-c layers on workpieces and workpiece

Номер: US20130146443A1

Автор: Frank Papa, Ivan KOLEV, Roel Tietema, Ruud Jacobs

Принадлежит: HAUZER TECHNO COATING BV

An apparatus for the manufacture of at least substantially hydrogen-free ta-C layers on substrates, which includes a vacuum chamber, which is connectable to an inert gas source and a vacuum pump, a support device in the vacuum chamber, at least one graphite cathode having an associated magnet arrangement forming a magnetron that serves as a source of carbon material, a bias power supply for applying a negative bias voltage to the substrates on the support device, at least one cathode power supply for the cathode, which is connectable to the at least one graphite cathode and to an associated anode and which is designed to transmit high power pulse sequences spaced at intervals of time, with each high power pulse sequence comprising a series of high frequency DC pulses adapted to be supplied, optionally after a build-up phase, to the at least one graphite cathode.

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Номер записи: 30

20-06-2013 дата публикации

Phosphorescent compositions and use thereof

Номер: US20130153118A1

Автор: Diana Friedrich

Принадлежит: Individual

Disclosed is a phosphorescent composition which contains lead-free glass powder and phosphorescent pigment. The composition is in particular suitable for producing dyes, paints and glass articles.

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Номер записи: 31

20-06-2013 дата публикации

Carbon material and method of manufacturing the same

Номер: US20130157047A1

Автор: Akiyoshi Takeda, Hiroaki Matsunaga, Kaoru Setani

Принадлежит: Toyo Tanso Co Ltd

A carbon material and a method of manufacturing the same are provided that make it possible to form a layer of a metal that is highly reactive with carbon, such as tungsten, on a carbon substrate while at the same time inhibiting an increase in manufacturing cost and a degradation of processing accuracy. The carbon material has a carbon substrate 2 , a first layer 12 , and a second layer 13 . The first layer contains a carbide of a transition metal. The second layer contains a second metal and/or a carbide of the second metal and a carbide of the transition metal, the second metal being at least one metal selected from the group of metals consisting of Group 4 elements, Group 5 elements, and Group 6 elements. The first and second layers are formed on a surface of the carbon substrate in that order.

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Номер записи: 32

27-06-2013 дата публикации

Method for creating ceramic photos

Номер: US20130161880A1

Автор: Lawrence G. Kurland

Принадлежит: Individual

A method for providing a three dimensional photographic scenic image, such as a portrait or other scene, on a ceramic substrate from an actual colored photographic image of the scene. The photographic image is transferred to the ceramic substrate, such as by a heat transfer process, after which it can be hand colored, or automatically by use of an ink jet printer, with the image being colorized using ceramic paints, such as water based or acrylic ceramic paints, in colors corresponding to the actual color photographic image, and the ceramic painted color image is then fired, such as in a home type oven, to create the finished decorative product. The fired workpiece may then be sealed, or, alternatively, it may be glazed in a kiln, if desired. A frame may also be provided around the ceramic photographic image containing ceramic substrate.

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Номер записи: 33

18-07-2013 дата публикации

Engineered composite building materials and methods of making same

Номер: US20130183505A1

Автор: Caidian Luo, Donald J. Merkley, HONG Chen, Weiling Peng

Принадлежит: James Hardie Technology Ltd

An engineered composite building material, such as fiber cement, having one or more engineered sub-surface regions designed to provide the building material with improved moisture ingress resistance, paint adhesion, and other mechanical properties is provided. The sub-surface region has a cement-polymer matrix formed by introducing an impregnating agent into the pores of the substrate. The composite building material may be formed by applying impregnating agents to the subsurface regions of the substrate to form chemical and/or mechanical bonds with the matrix of the building material, the reinforcement fibers, and/or the surface coatings applied to the material. The thickness of the sub-surface regions may be controlled by varying the viscosity and porosity of the building material substrate. The cement-polymer building material has enhanced durability, weather resistance, strength, and stiffness.

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Номер записи: 34

15-08-2013 дата публикации

Method and apparatus for repairing gas turbine components made of ceramic composite materials

Номер: US20130205554A1

Автор: Stefan Czerner

Принадлежит: Lufthansa Technik AG

Method for repairing a gas turbine component, which at least at the spot to be repaired consists of a ceramic composite material, where an energy beam locally heats the gas turbine component in a zone, and where one or more auxiliary materials and optionally fibers and/or particles are fed to this zone, wherein a ceramic is generated in the melting zone through the one or more auxiliary materials, and, optionally, the one or more auxiliary materials together with the fibers and/or particles forms a ceramic composite material.

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Номер записи: 35

22-08-2013 дата публикации

Composite heat-dissipation substrate and manufacturing method of the same

Номер: US20130213629A1

Автор: Jung-Yeul Yun, Sang-Bok Lee, Sang-Kwan Lee

Принадлежит: Korea Institute of Machinery and Materials KIMM

The present disclosure provides a composite heat-dissipation substrate and a method of manufacturing the same. The composite heat-dissipation substrate includes a first ceramic layer having insulating properties, a second porous ceramic layer and a metal layer, wherein the first ceramic layer and the second ceramic layer are continuously connected to each other so as not to form an interface therebetween, and the metal layer is infiltrated into plural pores of the second ceramic layer to be coupled to the ceramic layers, whereby interfacial coupling force between the ceramic layers and the metal layer is very high, thereby providing significantly improved heat dissipation characteristics.

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Номер записи: 36

29-08-2013 дата публикации

Honeycomb structure comprising a cement skin composition with crystalline inorganic fibrous material

Номер: US20130224430A1

Автор: Huthavahana Kuchibhotla Sarma, John Forrest Wright, JR., Thomas Richard Chapman

Принадлежит: Corning Inc

Disclosed is a honeycomb support structure comprising a honeycomb body and an outer layer or skin formed of a cement that includes an inorganic filler material having a first coefficient of thermal expansion from 25° C. to 600° C. and a crystalline inorganic fibrous material having a second coefficient of thermal expansion from 25° C. to 600° C.

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Номер записи: 37

17-10-2013 дата публикации

Inks for inkjet printers

Номер: US20130271525A1

Автор: Alan Nappa, Dario Fornara, Giovanni Floridi, Giuseppe Li Bassi, Paolo Prampolini, Stefano Crespi, Tamara Verzotti

Принадлежит: LAMBERTI SPA

Method for decorating green or fired ceramic bodies by inkjet printing comprising the use of a ceramic inkjet ink which is prepared by milling a ceramic inorganic pigment in an organic medium in the presence of a dispersant which is the reaction product of a polyethyleneimine and a ricinoleic acid polyester, until the average particle size of the pigment is between 0.1 and 0.8 μm.

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Номер записи: 38

12-12-2013 дата публикации

Method of reducing ceiling tile sag and product thereof

Номер: US20130330536A1

Автор: Lee K. Yeung

Принадлежит: USG Interiors LLC

Sag in ceiling tiles is reduced by the present coated ceiling tile and method which decreases sag in the coated ceiling tiles. Calcined gypsum and water are combined to form a coating which is applied to the back side of a base ceiling tile in a thin layer of about 100 micrometer to about 1000 micrometers. The coating optionally includes a set time modifier. This method makes a coated ceiling tile from a base ceiling tile having a front side and a back side opposing the front side. The coating is applied to the back side of the base ceiling tile, the coating comprising an interlocking matrix of calcium sulfate dihydrate. Optionally, remnants of the set time modifier are present within interstices in the gypsum matrix. The remnants of the set time molecule include ions, molecules, particles or combinations thereof.

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Номер записи: 39

20-02-2014 дата публикации

Cavitation-resistant environmental barrier coatings

Номер: US20140050929A1

Автор: Rupak Das

Принадлежит: General Electric Co

An environmental barrier coating, a method of application thereof, and an article made thereby suitable for protecting components exposed to high-temperature environments with improved delamination resistance and cavitation resistance. The environmental barrier coating system for a silicon-containing substrate includes a bond coat layer on the silicon-containing substrate and at least one ceramic environmental barrier layer on the bond coat layer. The bond coat layer includes silicon and at least one doping material including elemental titanium. The doping material is located at grain boundaries within the bond coat layer in sufficient quantity to improve the delamination resistance and the cavitation resistance of increase the bond coat layer.

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Номер записи: 40

06-03-2014 дата публикации

Dual Guard Sealer

Номер: US20140065310A1

Автор: Vitomir Sergio

Принадлежит: PROTOCOL ENVIRONMENTAL SOLUTIONS INC.

Contemplated compositions and methods for sealing cementitious material includes the step of contacting a portion of the cementitious material with a concrete sealing composition, wherein the composition comprises swellable polymers that can form a moisture adaptive barrier in the material, a silicate component that can react with free lime in the material to form CSH in the presence of a catalyst, and a water miscible silane that can react with silica in the material to form polysiloxanes. 1. A concrete sealing composition comprising:a swellable polymer in an amount effective to form a moisture adaptive barrier; anda silicate component, a catalyst, and a reactive water miscible silane, all in an amount effective to densify concrete and to increase hydrophobicity.2. The concrete sealing composition of wherein the moisture adaptive barrier is a semi-continuous layer in the concrete between paste and aggregate in the concrete.3. The concrete sealing composition of wherein the moisture adaptive barrier is formed from one or more of crosslinked acrylic emulsion copolymers claim 1 , crosslinked polyacrylate claim 1 , and polyvinyl alcohol.4. The concrete sealing composition of wherein the swellable polymer is present in an amount of between 10 to 40 wt %.5. The concrete sealing composition of wherein the swellable polymer is present in an amount of between 10 to 25 wt %.6. The concrete sealing composition of wherein the silicate component is at least one of a sodium silicate claim 1 , a potassium silicate claim 1 , and a lithium silicate.7. The concrete sealing composition of wherein the silicate component is present in an amount of between 3 to 15 wt %.8. The concrete sealing composition of wherein the catalyst is an organic acid or salt of the organic acid.9. The concrete sealing composition of wherein the catalyst is present in an amount of between 0.5 to 5 wt %.10. The concrete sealing composition of wherein the reactive water miscible silane is an alkoxysilane.11. ...

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Номер записи: 41

06-03-2014 дата публикации

Coatings for dissipating vibration-induced stresses in components and components provided therewith

Номер: US20140065433A1

Автор: John McConnell Delvaux, Yuk-Chiu Lau

Принадлежит: General Electric Co

A coating material suitable for use in high temperature environments and capable of providing a damping effect to a component subjected to vibration-induced stresses. The coating material defines a damping coating layer of a coating system that lies on and contacts a substrate of a component and defines an outermost surface of the component. The coating system includes at least a second coating layer contacted by the damping coating layer. The damping coating layer contains a ferroelastic ceramic composition having a tetragonality ratio, c/a, of greater than 1 to 1.02, where “c” is a c axis of a unit cell of the ferroelastic ceramic composition and “a” is either of two orthogonal axes, a and b, of the ferroelastic ceramic composition.

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Номер записи: 42

13-03-2014 дата публикации

WET BLANKET

Номер: US20140069566A1

Автор: Ishihara Tetsuya, Kishiki Tomohiko, Mihara Tetsuya, Yonaiyama Ken

Принадлежит: Nichias Corporation

A wet blanket obtained by impregnating a blanket including bio-soluble inorganic fibers with a colloidal silica liquid. A cured blanket obtained by curing the wet blanket. 1. (canceled)2. The method according to wherein the colloidal silica is acidic cationic colloidal silica.3. The method according to wherein the colloidal silica is acidic anionic colloidal silica.4. The method according to wherein the colloidal silica liquid has a pH of about 2 to about 6.5. The method according to wherein the colloidal silica liquid has a pH of about 2 to about 6.6. The method according to wherein the colloidal silica is alkaline anionic colloidal silica.7. The wet blanket method according to wherein the colloidal silica liquid has a pH of about 8 to about 11.8. The according to wherein the bio-soluble inorganic fibers comprise a{'sub': 2', '2', '2', '3', '2, 'total of SiO, ZrO, AlOand TiO:—of about 50 wt % to about 82 wt %, and a'}total of alkali metal oxides and alkaline earth metal oxides:—of about 18 wt % to about 50 wt %.9. The method according to wherein the bio-soluble inorganic fibers comprises{'sub': '2', 'SiO:—of about 50 wt % to about 82 wt %, and a'}total of CaO and MgO:—of about 10 wt % to about 43 wt %.10. The method according to wherein the bio-soluble inorganic fibers comprise about 66 wt % to about 82 wt % of SiO claim 15 , about 10 wt % to about 33 wt % of CaO claim 15 , about 1 wt % or less of MgO claim 15 , and less than about 3 wt % of AlO.11. The according to wherein the bio-soluble inorganic fibers comprise about 66 wt % to about 82 wt % of SiO claim 15 , about 1 wt % to about 9 wt % of CaO claim 15 , about 10 wt % to about 30 wt % of MgO claim 15 , and less than 3 wt % of AlO.12. The according to wherein the wet blanket comprises colloidal silica in an amount of about 10 parts by weight to about 200 parts by weight in terms of solid matter relative to 100 parts by weight of the bio-soluble inorganic fibers.1314.-. (canceled)15. A method of applying a wet ...

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Номер записи: 43

02-01-2020 дата публикации

MONOLITHIC COMPOSITE ORTHOPEDIC IMPLANTS AND ASSOCIATED METHODS

Номер: US20200000974A1

Автор: Piecuch Cristina

Принадлежит:

Implementations described herein provide for functionless monolithic composite implants and methods for manufacturing the same. The implant includes a monolithic composite body having a first region comprising a first metal alloy, a second region comprising a second metal alloy, and a transition region disposed between the first region and the second region formed from a bonded mixture of the first alloy and the second alloy. In one example, the transition region is a sintered mixture of the first alloy and the second alloy. In another example, the transition region is disposed at a region of minimum stress within the monolithic composite body under physiological loading conditions of the implant. 1. An implant , comprising: a first region comprising a first metal alloy,', 'a second region comprising a second metal alloy, and', 'a transition region disposed between the first region and the second region,, 'a monolithic composite body havingwherein the transition region comprises a sintered mixture of the first metal alloy and the second metal alloy.2. The implant of claim 1 , wherein the first metal alloy comprises a titanium alloy.3. The implant of claim 2 , wherein the second metal alloy comprises one of a cobalt chromium alloy claim 2 , stainless steel claim 2 , and a titanium alloy.4. The implant of claim 1 , wherein the transition region is internal to the monolithic composite body.5. The implant of claim 1 , wherein the transition region is disposed at a region of minimum stress within the monolithic composite body under physiological loading conditions of the implant.6. The implant of claim 1 , wherein the transition region defines an interlocked geometry between the first region and the second region.7. An implant claim 1 , comprising: a first region formed from a first metal alloy;', 'a second region formed from a second metal alloy and comprising a core and an articulating surface; and', 'a transition region disposed between the first region and the second ...

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Номер записи: 44

07-01-2016 дата публикации

Monolithic separation membrane structure and method of manufacture thereof

Номер: US20160001203A1

Автор: Hideyuki Suzuki, Makiko Ichikawa, Makoto Teranishi

Принадлежит: NGK Insulators Ltd

A monolithic separation membrane structure comprises a substrate, a first support layer and a separation membrane. The substrate is composed of a porous material and including a plurality of through holes. The first support layer is formed on an inner surface of the plurality of through holes. The separation membrane arranged in the first support layer. The first support layer includes an aggregate material having alumina as a main component, an inorganic binder have titania as a main component, and a sintering additive having at least one of silica and magnesia as a main component.

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Номер записи: 45

03-01-2019 дата публикации

PROCESS FOR THE PREPARATION OF A STERILIZED CERAMIC BODY COMPRISING OR ESSENTIALLY CONSISTING OF STABILIZED ZIRCONIA OF A DEFINED COLOUR

Номер: US20190001011A1

Автор: BERNER Simon, ROHNER Adrian, Stephan Marc

Принадлежит: Straumann Holding AG

A process for the preparation of a sterilized ceramic body including or essentially consisting of stabilized zirconia of a defined colour, including the steps of: providing a ceramic primary body including or essentially consisting of stabilized zirconia of a first colour A, and sterilizing the primary body using radiation sterilization whereby the primary body undergoes a colour change to a colour B. The process includes the further step of irradiating the sterilized primary body with electromagnetic radiation of at least one wavelength lying in the wavelength band ranging from 150 nm to 700 nm to induce an at least partial reversal of the colour change to obtain a colour C of the sterilized ceramic body, the colour C complying with the following requirements in the CIELAB colour space: L* being from 54 to 95, a* being from −15 to 15 and b* being from −15 to 15. 1. Process for the preparation of a sterilized ceramic body comprising or essentially consisting of stabilized zirconia of a defined colour , the process comprising the subsequent steps ofa) providing a ceramic primary body comprising or essentially consisting of stabilized zirconia of a first colour A,b) sterilizing the primary body using radiation sterilization whereby the primary body undergoes a colour change to a colour B,wherein it comprises the further step of L* being from 54 to 95,', 'a* being from −15 to 15 and', 'b* being from −15 to 15., 'c) irradiating the sterilized primary body with electromagnetic radiation of at least one wavelength lying in the wavelength band ranging from 150 nm to 700 nm to induce an at least partial reversal of the colour change of step b) to obtain a colour C of the sterilized ceramic body, the colour C complying with the following requirements in the CIELAB colour space2. Process according to claim 1 , wherein in step c) the sterilized primary body is irradiated with electromagnetic radiation of at least one wavelength lying in the wavelength band ranging from 150 nm ...

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Номер записи: 46

02-01-2020 дата публикации

COATING COMPOSITION FOR THE FOUNDRY INDUSTRY, CONTAINING PARTICULATE, AMORPHOUS SILICON DIOXIDE AND ACID

Номер: US20200001354A1

Автор: ANDERTEN Sabrina Maria, Jattke Andreas, LUSTIG Christian, Seeger Klaus

Принадлежит: HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung

A coating composition is described, for use in the foundry, in particular comprising particulate, amorphous silicon dioxide (SiO) and an aqueous phase having a pH of at most 5, and also coated, waterglass-bound foundry molding elements, especially coated, waterglass-bound foundry molds and foundry cores, which each comprise a coating composition of the invention. Further described is the use of a coating composition of the invention for producing a coating on a waterglass-bound foundry molding element and a method for producing a waterglass-bound foundry molding element (mold or core) coated with a water-containing refractory coating. Likewise specified is a kit whose contents include a coating composition of the invention. 1. The method of a coating composition comprising(a) an aqueous phase having a pH of at most 5,(b) particulate, amorphous silicon dioxide, and(c) one or more further refractories,for producing a coating on a waterglass-bound mold or a waterglass-bound core, for use in the foundry.2. The method as claimed in claim 1 ,where the primary particles of the particulate, amorphous silicon dioxide of constituent (b) (i) are spherical and/or (ii) possess a D90<10 μm, determined by laser diffraction,where preferably the primary particles of the particulate, amorphous silicon dioxide of constituent (b) (i) are spherical and possess a sphericity of 0.9 or more, determined by evaluation of two-dimensional microscope images.3. The method as claimed in claim 1 ,where the constituent (c) comprises one or more substances selected from the group consisting of quartz, aluminum oxide, zirconium dioxide, aluminum silicates, phyllosilicates, zirconium silicates, olivine, talc, mica, graphite, coke, feldspar, diatomite, kaolins, calcined kaolins, metakaolinite, iron oxide, and bauxite,and/orwhere the constituent (a) comprises one or more acids, preferably having a pKa<5, more preferably having a pKa<4, which are selected from the group consisting of inorganic and ...

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Номер записи: 47

04-01-2018 дата публикации

METHOD AND SYSTEM FOR CRACK-FREE DRYING OF HIGH STRENGTH SKIN ON A POROUS CERAMIC BODY

Номер: US20180001517A1

Автор: Akarapu Ravindra Kumar, Bruins Derik Alan, George Jacob, Halder Amit, Milia Charlotte Diane, Olmstead Kaitlin Smith

Принадлежит:

A method and system to dry crack-free and high strength skin including an inorganic binder of an average particle size (D) in a range between 10 nm and 700 nm on a porous ceramic body. The method includes supporting the honeycomb body on an end face such that axial channels and outer periphery are substantially vertical. A gas is flowed past the honeycomb body substantially parallel to the axial channel direction, substantially equally around the outer periphery of the skin, to uniformly dry the skin to form a partially dried skin under mild conditions. Then the partially dried skin may be dried more severely resulting in rapidly dried crack-free and high strength skin. 2. The system of claim 1 , further comprising a humidifier configured to humidify the first gas to a first relative humidity and humidify the second gas to a second relative humidity less than the first relative humidity.3. The system of claim 2 , wherein the first relative humidity is between about 10% and about 40% relative humidity.4. The system of claim 1 , further comprising at least one of:a microwave generator configured to subject the skin to microwave radiation during the second time period; andan infrared generator configured to subject the skin to infrared radiation during the second time period.5. The system of claim 1 , wherein the first temperature is between about 40° C. and about 60° C. claim 1 , and the second temperature is between about 60° C. and 150° C.6. The system of claim 1 , wherein the first velocity is greater than about 3 m/s.7. The system of claim 1 , wherein the first dryness is between about 20% dry and 50% dry and the second dryness is between about 80% dry and 100% dry.8. The system of claim 7 , wherein the first time period is less than about 120 minutes and the second time period is less than about 120 minutes.9. The system of claim 8 , wherein the first time period is less than about 30 minutes and the second time period is less than about 30 minutes. This ...

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Номер записи: 48

05-01-2017 дата публикации

PROCESS FOR PROVIDING A DEFINED SURFACE TOPOGRAPHY TO AT LEAST A PORTION OF A CERAMIC BODY

Номер: US20170001920A1

Автор: BERNER Simon

Принадлежит: Straumann Holding AG

A Process for providing a defined surface topography to at least a portion of a ceramic body, the process comprising the subsequent steps of 1. Process for providing a defined surface topography to at least a portion of a ceramic body , the process comprising the subsequent steps ofa) applying a layer of a calcium containing substance comprising at least one calcium compound onto the surface of at least a portion of the ceramic basic body;b) thermally treating the ceramic basic body with the layer applied thereon at an elevated temperature, whereby a calcium compound or a calcium component based on the calcium compound diffuses into the basic body to form an intermediate body, said intermediate body comprising in its outermost surface region a calcium containing crystalline phase; andc) chemically treating the outermost surface region of the intermediate body with an inorganic acid or base to partially remove the calcium containing crystalline phase, thereby obtaining the surface topography.2. Process according to claim 1 , wherein the ceramic basic body is made of a ceramic material comprising alumina and/or zirconia.3. Process according to claim 1 , wherein the calcium containing crystalline phase is a Ca—Zr—O phase.4. Process according to claim 3 , wherein the calcium containing crystalline phase is a CaO—ZrOphase.5. Process according to claim 1 , wherein the calcium compound contained in the calcium containing substance is selected from the group consisting of a calcium salt claim 1 , calcium oxide claim 1 , calcium hydroxide claim 1 , metallic calcium claim 1 , and mixtures thereof.6. Process according to claim 1 , wherein the thermal treatment of step b) is carried out at a temperature of at least 500° C.7. Process according to claim 1 , wherein an inorganic acid selected from the group consisting of HNO claim 1 , HCl claim 1 , HF claim 1 , HPOand HSOand mixtures thereof claim 1 , is used for the chemical treatment of step c).8. Process according to claim 1 , ...

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Номер записи: 49

04-01-2018 дата публикации

SiC-COATED CARBON COMPOSITE MATERIAL

Номер: US20180002236A1

Автор: KOGA Yasutaka, OKUDA Masatoshi

Принадлежит:

Provided is a SiC-coated carbon composite material including a graphite base material and a CVD-SiC coating covering the graphite base material. A porosity of a core part of the graphite base material is 12 to 20%, and a SiC-infiltrated layer extending from the CVD-SiC coating is included in a periphery of the core part of the graphite base material. The SiC-infiltrated layer is constituted of a plurality of regions arranged such that Si content becomes smaller stepwise in an order from a first surface on the CVD-SiC coating side toward a second surface on the graphite base material side. 1. A SiC-coated carbon composite material comprising:a graphite base material; anda CVD-SiC coating covering the graphite base material,wherein a porosity of a core part of the graphite base material is 12 to 20%,wherein a SiC-infiltrated layer extending from the CVD-SiC coating is included in a periphery of the core part, andwherein the SiC-infiltrated layer is constituted of a plurality of regions arranged such that Si content becomes smaller stepwise in an order from a first surface on the CVD-SiC coating side toward a second surface on the graphite base material side.2. The SiC-coated carbon composite material according to claim 1 ,wherein the SiC-infiltrated layer is constituted of a first region to an i-th region to an n-th region arranged in this order from the first surface toward the second surface, and Si content of the i-th region is larger than Si content of an (i+1)-th region.3. (canceled)4. The SiC-coated carbon composite material according to claim 1 ,wherein the SiC-infiltrated layer has a thickness of 150 μm or more.5. The SiC-coated carbon composite material according to claim 4 ,wherein the SiC-infiltrated layer has the thickness of 300 μm or more.6. The SiC-coated carbon composite material according to claim 1 ,wherein the porosity of the core part is 15 to 17%.7. The SiC-coated carbon composite material according to claim 1 ,{'sup': '3', 'wherein a true density ...

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Номер записи: 50

04-01-2018 дата публикации

Waterborne wet look coating composition

Номер: US20180002241A1

Автор: Brent Crenshaw, Glenn FRAZEE, Stacey Sara

Принадлежит: Valspar Sourcing Inc

A water-based coating composition is described herein. The composition includes an aqueous dispersion derived from an ethylenically unsaturated monomer and one or more organic solvents. The composition when applied to a substrate and allowed to dry provides a wet look to the substrate.

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Номер записи: 51

05-01-2017 дата публикации

Circumferential coating material and circumferentially coated honeycomb structure

Номер: US20170002205A1

Автор: Kazunari AKITA, Makoto Murai, Yoshihiro Sato

Принадлежит: NGK Insulators Ltd

A circumferential coating material contains colloidal silica, silicon carbide, and titanium oxide different in particle diameters from silicon carbide, coats a circumferential surface of a honeycomb structure monolithically formed by extrusion, including as a main component, cordierite having a porosity of 50 to 75%, and forms a circumferential coating layer. A circumferentially coated honeycomb structure has a honeycomb structure comprising latticed porous partition walls defining and forming a plurality of polygonal cells forming through channels and extending from one end face to the other end face, and a circumferential coating layer formed by coating at least a part of a circumferential surface of the honeycomb structure with the circumferential coating material.

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Номер записи: 52

07-01-2021 дата публикации

Fiber-Reinforced Aircraft Component and Aircraft Comprising Same

Номер: US20210003076A1

Автор: Michael J. Kline

Принадлежит: Individual

An air inlet deflector for a structure having an air inlet. The deflector may be retractable within the structure, may be integrally formed with the structure, and may prevent the structure from ingesting foreign matter, such as birds. The deflector may include a series of ribs, spokes, or vanes that may vary in width and/or thickness from fore to aft, and/or may be curvilinear in one or more planes of view, and/or may serve double duty as inlet vanes for redirecting inlet air.

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Номер записи: 53

03-01-2019 дата публикации

EXTERNAL ELEMENT MADE OF ZIRCONIA WITH SELECTIVELY CONDUCTIVE ZONES FOR ELECTRONIC APPLICATIONS

Номер: US20190004481A1

Автор: Curchod Loïc, Springer Simon

Принадлежит: The Swatch Group Research and Development Ltd

An external element made from a first material for a wearable object, the first material being an insulating ceramic, wherein a surface of the external element is at least partially treated to include at least one conversion with an electrical conductivity. 123-. (canceled)24. An external element for a wearable object ,the external element being made from a first material, the first material being an insulating ceramic,wherein a surface of the external element is treated locally so that the surface includes an insulating zone and a conductive zone, the conductive zone including at least one conversion with a non-zero electrical conductivity.25. The external element as claimed in claim 24 , wherein the first material is zirconia.26. The external element as claimed in claim 24 , wherein the surface is selectively treated to be converted into carbide.27. The external element as claimed in claim 24 , wherein the surface is selectively treated to be converted into nitride.28. The external element as claimed in in claim 24 , wherein the surface comprises at least one recess claim 24 , the surface being treated to be converted into carbide or nitride and polished to localize the conversion to the recess.29. The external element as claimed in claim 24 , wherein the surface comprises at least one protruding portion claim 24 , the surface being treated to be converted into carbide or nitride and polished to exclude the conversion from the protruding portion.30. A wearable object comprising the external element as claimed in .31. The wearable object as claimed in claim 30 , wherein the wearable object is a timepiece comprising a case formed by a middle claim 30 , including a bezel claim 30 , closed by a back and a glass claim 30 , the wearable object further comprising controlling means claim 30 , and a strap fastened to the middle via two pairs of horns claim 30 , and wherein the external element is arranged in one of the middle claim 30 , the bezel claim 30 , the controlling ...

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Номер записи: 54

04-01-2018 дата публикации

ESC CERAMIC SIDEWALL MODIFICATION FOR PARTICLE AND METALS PERFORMANCE ENHANCEMENTS

Номер: US20180005867A1

Автор: PAPE Eric A.

Принадлежит:

A substrate support for a substrate processing system includes a baseplate and a ceramic layer arranged on the baseplate. The ceramic layer includes a lower surface, an upper surface configured to support a substrate, and sidewalls around a perimeter of the ceramic layer extending from the lower surface to the upper surface, and the ceramic layer comprises a first material. A bond layer is provided between the baseplate and the ceramic layer. A protective layer is formed on the sidewalls of the ceramic layer. The protective later comprises a second material different from the first material. 1. A substrate support for a substrate processing system , the substrate support comprising:a baseplate;a ceramic layer arranged on the baseplate, wherein the ceramic layer includes a lower surface, an upper surface configured to support a substrate, and sidewalls around a perimeter of the ceramic layer extending from the lower surface to the upper surface, and wherein the ceramic layer comprises a first material;a bond layer provided between the baseplate and the ceramic layer; anda protective layer formed on the sidewalls of the ceramic layer, wherein the protective later comprises a second material different from the first material.2. The substrate support of claim 1 , wherein the second material is a non-alumina based material.3. The substrate support of claim 1 , wherein the second material is an yttrium oxide spraycoat.4. The substrate support of claim 1 , wherein the second material has a greater resistance to plasma than the first material.5. The substrate support of claim 1 , wherein a thickness of the protective layer is between 0.005″ and 0.010″.6. The substrate support of claim 1 , wherein the protective layer extends from a bottom edge of the sidewalls adjacent to the lower surface to a top edge of the sidewalls adjacent to the upper surface.7. The substrate support of claim 1 , wherein the protective layer extends from a bottom edge of the sidewalls adjacent to the ...

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Номер записи: 55

07-01-2021 дата публикации

MULTI-ZONE SILICON NITRIDE WAFER HEATER ASSEMBLY HAVING CORROSION PROTECTIVE LAYER, AND METHODS OF MAKING AND USING THE SAME

Номер: US20210005480A1

Автор: Divakar Ramesh, Filer Alan, Simpson Matthew

Принадлежит:

A wafer heater assembly comprises a heater substrate and a non-porous outermost layer. The heater substrate comprises silicon nitride (SiN) and includes at least one heating element embedded therein. The non-porous outermost layer is associated with at least a first surface of the heater substrate. The non-porous outermost layer comprises a rare-earth (RE) disilicate (RESiO); where RE is one of Yb and Y. The non-porous outermost layer includes an exposed surface configured to contact a wafer for heating, the exposed surface opposite the first surface of the heater substrate. Methods of making wafer heater assemblies are also disclosed as well as methods of using the wafer heater assembly. 1. A wafer heater assembly , the assembly comprising:{'sub': 3', '4, 'a heater substrate comprising silicon nitride (SiN), the heater substrate including at least one heating element embedded therein, the heater substrate having a first surface; and'}{'sub': 2', '2', '7, 'a non-porous outermost layer associated with the first surface of the heater substrate, the non-porous outermost layer comprising a rare-earth (RE) disilicate (RESiO), wherein RE is one of Yb and Y; and the non-porous outermost layer having an exposed surface opposite the first surface, the exposed surface configured to contact a wafer for heating.'}2. The wafer heater assembly of claim 1 , wherein the rare-earth disilicate of the non-porous outermost layer comprises ytterbium disilicate (YbSiO).3. The wafer heater assembly of claim 2 , wherein the non-porous outermost layer comprises between at least about 95 volume percent and about 100 volume percent of the rare earth disilicate having a Keiviite crystal structure.4. The wafer heater assembly of claim 2 , wherein the rare earth disilicate non-porous outermost layer and the silicon nitride heater substrate further include an interface therebetween claim 2 , and the interface is characterized as having between about 0 volume percent and at most about 5 volume ...

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Номер записи: 56

12-01-2017 дата публикации

Binder for formation of ceramic or for use in conductive paste, and use of same

Номер: US20170008988A1

Автор: Kazuki Tokuchi, Takeshi Kusudou, Yoshiaki Asanuma, Yuhi Shimazumi

Принадлежит: Kuraray Co Ltd

There is provided a binder for ceramic formation or a conductive paste, comprising polyvinyl acetal having a degree of acetalization of from 50 to 85 mol %, a content of vinyl ester monomer unit of from 0.1 to 20 mol %, and having a viscosity-average degree of polymerization of from 200 to 5000, wherein a peak-top molecular weight (A) as measured by a differential refractive index detector and a peak-top molecular weight (B) as measured by an absorptiometer (measurement wavelength: 280 nm) in gel permeation chromatographic measurement of the polyvinyl acetal heated at 230° C. for 3 hours satisfy a formula (1) (A−B)/A<0.60 and the polyvinyl acetal has an absorbance in the peak-top molecular weight (B) of from 0.50×10 −3 to 1.00×10 −2 .

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Номер записи: 57

14-01-2016 дата публикации

Coating system based on a combination of monoaluminum phosphate with magnesium oxide

Номер: US20160009600A1

Автор: Christian Graf, Kirstin Lippold, Michael Leister

Принадлежит: Chemische Fabrik Budenhiem KG

A coating system for coating inorganic substrates with a wide range of functional materials without having to use the usually necessary high temperatures includes an aqueous solution as component K1, which aqueous solution contains at least Al(H 2 PO 4 ) 3 and Al(NaHPO 4 ) 3 in the following fractions on an oxide basis and in mass percent with respect to the total mass of the solution: P 2 O 5 =25.0 to 37.0, Al 2 O 3 =5.8 to 9.0, Na 2 O=0.1 to 2.0, and H 2 O=54.0 to 66.0, and which includes an additional component K2 having the constituents magnesium oxide, silicate, and borate, which are contained in K2 in the following fractions on an oxide basis and in mass percent with respect to the total mass of component K2: MgO=70.0 to 95.0, SiO 2 =1.0 to 19.0, and B 2 O 3 =1.0 to 3.0, wherein there is a reactivity of the magnesium oxide of 40 to 400 seconds in the citric acid test and the loss on ignition of component K2 is 0 to 3.0.

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Номер записи: 58

11-01-2018 дата публикации

ION BEAM SPUTTERING WITH ION ASSISTED DEPOSITION FOR COATINGS ON CHAMBER COMPONENTS

Номер: US20180010234A1

Автор: ACHUTHARAMAN Vedapuram S., CHO Tom K., Firouzdor Vahid, Kanungo Biraja Prasad, Sun Jennifer Y., ZHANG YING

Принадлежит:

An article comprises a body and a conformal protective layer on at least one surface of the body. The conformal protective layer is a plasma resistant rare earth oxide film having a thickness of less than 1000 μm, wherein the plasma resistant rare earth oxide is selected from a group consisting of YF, ErAlO, ErAlO, and a ceramic compound comprising YAlOand a solid-solution of YO—ZrO. 1. An article comprising:a body; and{'sub': 3', '4', '2', '9', '3', '4', '2', '9', '2', '3', '2, 'a conformal protective layer on at least one surface of the body, wherein the conformal protective layer is a plasma resistant rare earth-containing film having a thickness of less than 1000 μm, wherein a porosity of the conformal protective layer is less than 1%, and wherein the plasma resistant rare earth-containing film is selected from a group consisting of YF, ErAlO, ErAlO, and a ceramic compound comprising YAlOand a solid-solution of YO—ZrO.'}2. The article of claim 1 , the conformal protective layer having been formed by ion beam sputtering with ion assisted deposition.3. The article of claim 1 , wherein the conformal protective layer has a thickness of 0.2-20 μm.4. The article of claim 1 , wherein the porosity of the conformal protective layer is below 0.1%.5. The article of claim 1 , wherein the plasma resistant rare earth-containing film comprises the ceramic compound comprising YAlOand the solid-solution of YO—ZrO claim 1 , wherein the ceramic compound has a composition of 40 mol % to less than 100 mol % of YO claim 1 , over 0 mol % to 60 mol % of ZrO claim 1 , and over 0 mol % to 9 mol % of AlO.6. The article of claim 1 , wherein the plasma resistant rare earth-containing film comprises the ceramic compound comprising YAlOand the solid-solution of YO—ZrO claim 1 , wherein the ceramic compound has a composition of 40-60 mol % of YO claim 1 , 31-50 mol % of ZrO claim 1 , and 10-20 mol % of AlO.7. The article of claim 1 , wherein the plasma resistant rare earth-containing film ...

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Номер записи: 59

11-01-2018 дата публикации

ION BEAM SPUTTERING WITH ION ASSISTED DEPOSITION FOR COATINGS ON CHAMBER COMPONENTS

Номер: US20180010235A1

Автор: ACHUTHARAMAN Vedapuram S., CHO Tom K., Firouzdor Vahid, Kanungo Biraja Prasad, Sun Jennifer Y., ZHANG YING

Принадлежит:

An article comprises a body and a conformal protective layer on at least one surface of the body. The conformal protective layer is a plasma resistant rare earth oxide film having a thickness of less than 1000 μm, wherein the plasma resistant rare earth oxide film is selected from a group consisting of an Er—Y composition, an Er—Al—Y composition, an Er—Y—Zr composition, and an Er—Al composition. 1. An article comprising:a body; anda conformal protective layer on at least one surface of the body, wherein the conformal protective layer is a plasma resistant rare earth oxide film having a thickness of less than 1000 μm, wherein a porosity of the conformal protective layer is less than 1%, and wherein the plasma resistant rare earth oxide film has a composition selected from a group consisting of an Er—Y oxide composition, an Er—Al—Y oxide composition, an Er—Y—Zr oxide composition, and an Er—Al oxide composition.2. The article of claim 1 , wherein the plasma resistant rare earth oxide film comprises the Er—Y composition claim 1 , and wherein the Er—Y oxide composition comprises 80 wt % ErOand 20 wt % YO.3. The article of claim 1 , wherein the plasma resistant rare earth oxide film comprises the Er—Al—Y composition claim 1 , and wherein the Er—Al—Y oxide composition comprises 70 wt % ErO claim 1 , 10 wt % AlO claim 1 , and 20 wt % YO.4. The article of claim 1 , wherein the plasma resistant rare earth oxide film comprises the Er—Y—Zr composition claim 1 , and wherein the Er—Y—Zr oxide composition comprises 70 wt % ErO claim 1 , 20 wt % YO claim 1 , and 10 wt % ZrO.5. The article of claim 1 , the conformal protective layer having been formed by ion beam sputtering with ion assisted deposition.6. The article of claim 1 , wherein the conformal protective layer has a thickness of 0.2-20 μm.7. The article of claim 1 , wherein a porosity of the conformal protective layer is below 0.1%.8. The article of claim 1 , further comprising:a second protective layer on the conformal ...

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Номер записи: 60

09-01-2020 дата публикации

HIGH TEMPERATURE OXIDATION PROTECTION FOR COMPOSITES

Номер: US20200010359A1

Автор: Poteet Steven A., Tang Xia

Принадлежит: GOODRICH CORPORATION

Systems and methods for forming an oxidation protection system, on a composite structure is provided. In various embodiments, an oxidation protection system disposed on a substrate may comprise a base layer comprising a first pre-slurry composition comprising a first phosphate glass composition and a silica compound, and/or a sealing layer comprising a second pre-slurry composition comprising a second phosphate glass composition. 1. A method for forming an oxidation protection system on a composite structure , comprising:forming a first slurry by combining a first pre-slurry composition with a first carrier fluid, wherein the first pre-slurry composition comprises a first phosphate glass composition and a silica compound;applying the first slurry to the composite structure; andheating the composite structure to a temperature sufficient to form a base layer on the composite structure.2. The method of claim 1 , wherein the silica compound comprises at least one of silica and a silica former.3. The method of claim 1 , wherein the silica compound comprises silica and a silica former.4. The method of claim 3 , wherein the silica former comprises at least one of a metal silicide claim 3 , silicon claim 3 , fumed silica claim 3 , silicon carbide claim 3 , and silicon carbonitride.5. The method of claim 1 , further comprising:forming a second slurry by combining a second pre-slurry composition with a second carrier fluid, wherein the second pre-slurry composition comprises a second phosphate glass composition;applying the second slurry to the composite structure; andheating the composite structure to a temperature sufficient to form a sealing layer on the composite structure.6. The method of claim 5 , wherein the second pre-slurry composition comprises a silica compound claim 5 , wherein the silica compound comprises at least one of silica or a silica former.7. The method of claim 1 , wherein the first pre-slurry composition of the base layer comprises between about 15 ...

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Номер записи: 61

10-01-2019 дата публикации

Jet Engine With Deflector

Номер: US20190010867A1

Автор: Kline Michael J.

Принадлежит:

An air inlet deflector for a structure having an air inlet. The deflector may be retractable within the structure, may be integrally formed with the structure, and may prevent the structure from ingesting foreign matter, such as birds. The deflector may include a series of ribs, spokes, or vanes that may vary in width and/or thickness from fore to aft, and/or may be curvilinear in one or more planes of view, and/or may serve double duty as inlet vanes for redirecting inlet air. 1. An aircraft component comprising a wing , a tail section , an engine nacelle , an air inlet cowl , a windshield , an air inlet deflector , or a fuselage , the aircraft component comprising an outer skin , the outer skin comprising a fore end region and an aft end region relative to an intended direction of an airstream or airborne matter impacted by the outer skin , the fore end region presenting a first angle of incidence , and the aft end region presenting a second angle of incidence , the first angle of incidence being more direct relative to the intended direction than the second angle of incidence , wherein the fore end region of the outer skin comprises a first thickness relative to the intended direction , and the aft end region of the outer skin comprises a second thickness relative to the intended direction , and the first thickness is greater than the second thickness.2. The aircraft component of wherein the first angle of incidence is greater than the second angle of incidence.3. The aircraft component of wherein the outer skin comprises a molded component.4. The aircraft component of wherein the molded component comprises a fiber-reinforced material.5. The aircraft component of wherein the fore end region of the outer skin comprises a first impact strength claim 1 , and the aft region of the outer skin comprises a second impact strength claim 1 , and the first impact strength is greater than the second impact strength.6. The aircraft component of comprising a varying impact ...

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Номер записи: 62

09-01-2020 дата публикации

Polysaccharide Compositions and Particulate Materials Coated Therewith

Номер: US20200010711A1

Автор: Blackmon Matthew B., Gandhi Sanket, Gardner Christopher P., Landis Charles R., Madduri Ashoka V.R., Rodencal Curtis J.

Принадлежит: Integrity Bio-Chemicals, LLC

Loose particulate materials can be problematic in various aspects. For example, loose particulate materials may generate dust or be difficult to consolidate together. Fines in loose particulate materials may also be an issue. Coated particulates may alleviate some of the foregoing issues. Suitable coated particulates may comprise a particulate material comprising sand or a ceramic, and a polysaccharide composition coated upon the particulate material, the polysaccharide composition comprising a functionalized polysaccharide. Other particulate materials such as wood chips and animal litter particulates may be coated with functionalized polysaccharides to achieve similar advantages. 114-. (canceled)15. An animal litter product comprising:a particulate base litter material; anda polysaccharide composition coated upon the particulate base litter material, the polysaccharide composition comprising a crosslinked polysaccharide.16. The animal litter product of claim 15 , wherein the particulate base litter material comprises a clay material.17. The animal litter product of claim 15 , wherein the polysaccharide composition further comprises a clay material.18. The animal litter product of claim 17 , wherein the clay material comprises bentonite.19. The animal litter product of claim 15 , wherein the crosslinked polysaccharide comprises a crosslinked dextran claim 15 , a crosslinked levan claim 15 , a crosslinked guar claim 15 , or any combination thereof.20. An animal litter product comprising:a particulate base litter material; anda polysaccharide composition coated upon the particulate base litter material, the polysaccharide composition comprising a clay material and a partially oxidized polysaccharide formed from a parent polysaccharide comprising a plurality of monosaccharide rings, in which at least a portion of the monosaccharide rings are oxidatively opened in the partially oxidized polysaccharide.21. The animal litter product of claim 20 , wherein the clay material ...

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Номер записи: 63

15-01-2015 дата публикации

Honeycomb filter and production method for honeycomb filter

Номер: US20150013286A1

Автор: Kazuki Nakamura, Misako MAKINO, Naoyuki Jinbo, Saiduzzaman MD, Takafumi Kasuga

Принадлежит: Ibiden Co Ltd

A honeycomb filter includes a ceramic honeycomb substrate and an auxiliary filter layer. The ceramic honeycomb substrate includes a porous honeycomb fired body having cell walls provided along a longitudinal direction of the porous honeycomb fired body to define cells through which fluid is to pass and which have a fluid inlet end and a fluid outlet end opposite to the fluid inlet end along the longitudinal direction. The cells include first cells including an inlet opening end at the fluid inlet end and an outlet closed end at the fluid outlet end. The auxiliary filter layer is provided on a surface of first cell walls of the first cells and on a pore portion in the first cell walls, and includes a first layer and a second layer. In the first layer, particles having a first average particle diameter are deposited on the surface of the first cell walls.

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Номер записи: 64

03-02-2022 дата публикации

METAL/CERAMIC BONDING SUBSTRATE AND METHOD FOR PRODUCING SAME

Номер: US20220032580A1

Автор: Osanai Hideyo

Принадлежит: DOWA METALTECH CO., LTD.

There are provide a metal/ceramic bonding substrate wherein the bonding strength of an aluminum plate bonded directly to a ceramic substrate is higher than that of conventional metal/ceramic bonding substrates, and a method for producing the same. The metal/ceramic bonding substrate is produced by a method including the steps of: arranging a ceramic substrate in a mold ; putting the mold in a furnace; lowering an oxygen concentration to 25 ppm or less and a dew point to −45° C. or lower in the furnace; injecting a molten metal of aluminum into the mold so as to allow the molten metal to contact the surface of the ceramic substrate ; and cooling and solidifying the molten metal to form a metal plate for circuit pattern of aluminum on one side of the ceramic substrate to bond one side of the metal plate for circuit pattern directly to the ceramic substrate , while forming a metal base plate of aluminum on the other side of the ceramic substrate to bond the metal base plate directly to the ceramic substrate 1. A method for producing a metal/ceramic bonding substrate , the method comprising the steps of:arranging a ceramic substrate in a mold;putting the mold in a furnace;lowering an oxygen concentration to 25 ppm or less and a dew point to −45° C. or lower in the furnace;injecting a molten metal of aluminum into the mold so as to allow the molten metal to contact one side of the ceramic substrate; andcooling and solidifying the molten metal in the mold to form an aluminum plate on the one side of the ceramic substrate to bond the aluminum plate directly to the ceramic substrate.2. A method for producing a metal/ceramic bonding substrate as set forth in claim 1 , wherein the aluminum plate is an aluminum plate for circuit pattern.3. A method for producing a metal/ceramic bonding substrate as set forth in claim 1 , wherein when the molten metal of aluminum is injected into the mold so as to contact the one side of the ceramic substrate claim 1 , the molten metal of ...

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Номер записи: 65

03-02-2022 дата публикации

FIBER TOWS WITH A HEAT-ACTIVATED SIZING

Номер: US20220033319A1

Автор: Beaber Aaron R., Danielson Zachary A., McCready Erica M., McGee Kari A., Ross Aric W., Schultz Kimberly C.M.

Принадлежит:

Fiber tows including a heat-activatable sizing are described. The sizing compositions have a first modulus at 25° C. of at least 150 megapascals (MPa) and no greater than 400 MPa; and a second modulus of 100,000 pascals (Pa) at a temperature of no greater than 160° C. Methods of preparing articles from such sized fiber tows and the articles comprising such sized fiber tows, including unidirectional and bidirectional constructions are also described. 1. A sized tow comprising a tow of ceramic fibers selected from the group consisting of oxide-based ceramic fibers and non-oxide based ceramic fibers that are based on carbides and nitrides , including oxynitrides , oxycarbides and oxycarbonitrides , and a sizing composition comprising a polymer covering at least a portion of the tow , wherein , as measured according to the Modulus Procedure as described in the Examples portion of the description , the sizing composition has a first modulus at 25° C. of at least 150 megapascals (MPa) and no greater than 400 MPa; and a second modulus of 100 ,000 pascals (Pa) at a temperature of no greater than 160° C.2. The sized tow of claim 1 , wherein the ceramic fibers comprise alpha-alumina.3. The sized tow of claim 1 , wherein the sizing composition is soluble in water.4. The sized tow of claim 1 , wherein the tow of fibers is a spread tow.5. The sized tow of claim 1 , wherein the first modulus is at least 200 MPa.6. The sized tow of claim 1 , wherein the first modulus is no greater than 350 MPa7. The sized tow of claim 6 , wherein the first modulus is no greater than 300 MPa.8. The sized tow of claim 1 , wherein the temperature at which the second modulus is 100 claim 1 ,000 Pa is at least 40° C.9. The sized tow of claim 1 , wherein the temperature at which the second modulus is 100 claim 1 ,000 Pa is no greater than 135° C.10. The sized tow of claim 9 , wherein the temperature at which the second modulus is 100 claim 9 ,000 Pa is between 45° C. and 100° C. claim 9 , inclusive.11. ...

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Номер записи: 66

19-01-2017 дата публикации

METHOD AND APPARATUS FOR OXIDATION OF TWO-DIMENSIONAL MATERIALS

Номер: US20170015599A1

Автор: BESSONOV Alexander Alexandrovich, KIRIKOVA Marina Nikolaevna, Petukhov Dmitrii Igorevich

Принадлежит:

In accordance with an example embodiment of the present invention, a method is disclosed. The method comprises providing a two-dimensional object comprising a lll-V group material, e.g. Boron nitride (BN), Boron carbon nitride (BCN), Aluminium nitride (AIN), Gallium nitride (GaN), Indium Nitride (InN), Indium phosphide (InP), Indium arsenide (InAs), Boron phosphide (BP), Boron arsenide (BAs), and Gallium phosphide (GaP) and/or a Transition Metal Dichalcogenides (TMD) group material, e.g Molybdenum sulfide (MoS2), Molybdenum diselenide (MoSe2), Tungsten sulfide (WS2), Tungsten diselenide (WSe2), Niobium sulfide (NbS2), Vanadium sulfide (VS2,), and Tantalum sulfide (TaS2) into an environment comprising oxygen; and exposing at least one part of the two-dimensional object to photonic irradiation in said environment, thereby oxidizing at least part of the material of the exposed part of the two-dimensional object. 120-. (canceled)21. A method , comprising:providing a two-dimensional object comprising a III-V group material and/or a Transition Metal Dichalcogenides (TMD) group material into an environment comprising oxygen; andexposing at least one part of the two-dimensional object to photonic irradiation in said environment, thereby oxidizing at least part of the material of the exposed part of the two-dimensional object.22. The method of claim 21 , further comprising:providing a substrate, andprior to providing the two-dimensional object into an environment comprising oxygen, depositing the III-V group material and/or the TMD group material onto the substrate, thereby forming the two-dimensional object comprising the III-V group material and/or the Transition Metal Dichalcogenides (TMD) group material.23. The method of claim 22 , wherein depositing the III-V group material and/or the TMD group material onto the substrate is performed by at least one of the following techniques: spray coating claim 22 , spin-coating claim 22 , drop-coating claim 22 , thin film transfer ...

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Номер записи: 67

19-01-2017 дата публикации

Thermal and environmental barrier coating for ceramic substrates

Номер: US20170015600A1

Автор: Tobias A. Schaedler

Принадлежит: HRL LABORATORIES LLC

A thermal and environmental barrier coating composed of ceramic hollow microspheres sintered together. In one embodiment the microspheres are sintered together with a powder of another material that acts as a binder, or with a powder of a material that may be the same as the material of the hollow microspheres, forming a matrix in which the hollow microspheres are embedded. The hollow microspheres may be composed of a material with a high temperature capability, and with a low coefficient of thermal expansion.

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Номер записи: 68

03-02-2022 дата публикации

Internal Structure Observation Device And Internal Structure Analysis System Of Fluid Sample, Internal Structure Observation Method And Internal Structure Analysis Method Of Fluid Sample, And Method For Manufacturing Ceramic

Номер: US20220034778A1

Автор: Takaba Hiroki, TAKAHASHI Takuma, TATAMI Junichi

Принадлежит:

The purpose of the present invention is to achieve an in-situ observation of structural change in a shear field of slurry, i.e. an evaluation of a rheology property of slurry containing raw materials of a ceramic as a fluid sample, together with an in-situ observation of internal structure of the fluid sample in an evaluation process, and a clarification of internal structural change. An observation of an internal structure of a fluid sample in an evaluation process of a rheology property by a rheometer is achieved by generating an optical coherence tomographic image by performing an optical coherence tomography by irradiating a light in infrared region from outside of the rheometer to the fluid sample , by inclining an optical axis of light in infrared region irradiating the fluid sample for a predetermined angle within an angular range of 1 to 10 degrees with respect to a normal direction of an observation surface A of the fluid sample by the optical coherence tomography imaging device , together with an evaluation of a rheology property of the fluid sample containing components different in a refractive index by the rheometer 1. An internal structure observation device of a fluid sample , comprising:a rheometer for evaluating a rheology property of the fluid sample containing components different in a refractive index; andan optical coherence tomography imaging unit for generating an optical coherence tomographic image by performing an optical coherence tomography by irradiating a light in infrared region from outside of the rheometer to the fluid sample during an evaluation of the rheology property by the rheometer,wherein an observation of an internal structure of the fluid sample in an evaluation process of the rheology property by the rheometer is achieved as the optical coherence tomographic image generated by the optical coherence tomography imaging unit, by inclining an optical axis of light in infrared region irradiating the fluid sample for a ...

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Номер записи: 69

19-01-2017 дата публикации

Compositions and Methods of Attachment of Thick Environmental Barrier Coatings on CMC Components

Номер: US20170016335A1

Автор: Antolino Nicholas Edward, Kirby Glen Harold

Принадлежит:

A coating system on a CMC substrate is provided, along with methods of its tape deposition onto a substrate. The coating system can include a bond coat on a surface of the CMC substrate; a first rare earth silicate coating on the bond coat; a first sacrificial coating of a first reinforced rare earth silicate matrix on the at least one rare earth silicate layer; a second rare earth silicate coating on the sacrificial coating; a second sacrificial coating of a second reinforced rare earth silicate matrix on the second rare earth silicate coating; a third rare earth silicate coating on the second sacrificial coating; and an outer layer on the third rare earth silicate coating. The first sacrificial coating and the second sacrificial coating have, independently, a thickness of about 4 mils to about 40 mils. 1. A coating system on a CMC substrate , the coating system comprising:a first rare earth silicate coating on the substrate, wherein the first rare earth silicate coating comprises at least one rare earth silicate layer;a first sacrificial coating of a first reinforced rare earth silicate matrix on the at least one rare earth silicate layer, wherein the first sacrificial coating has a thickness of about 4 mils to about 40 mils;a second rare earth silicate coating on the sacrificial coating, wherein the second rare earth silicate coating comprises at least one rare earth silicate layer;a second sacrificial coating of a second reinforced rare earth silicate matrix on the second rare earth silicate coating, wherein the second sacrificial coating has a thickness of about 4 mils to about 40 mils; anda third rare earth silicate coating on the second sacrificial coating, wherein the third rare earth silicate coating comprises at least one rare earth silicate layer;an outer layer on the third rare earth silicate coating.2. The coating system of claim 1 , wherein the first sacrificial coating has a thickness of about 8 mils to about 25 mils claim 1 , and wherein the second ...

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Номер записи: 70

17-01-2019 дата публикации

MODIFIED BARIUM TITANATE FOAM CERAMIC/THERMOSETTING RESIN COMPOSITES AND PREPARATION METHOD THEREOF

Номер: US20190016644A1

Автор: GU Aijuan, LIANG Guozheng, PENG Bihuan, YUAN Li, ZHENG Longhui

Принадлежит:

Disclosed are a modified barium titanate foam ceramic/thermosetting resin composite material and a preparation method therefor. An organic additive is used as an auxiliary; deionized water is used as a solvent; nanometer barium titanate is used as a ceramic raw material; and same are mixed and ground so as to form a slurry. A pre-treated polymer sponge is impregnated in the slurry for slurry coating treatment and a barium titanate foam ceramic is obtained after drying and sintering. Then, through dopamine modification, micrometer/nanometer silver is in-situ deposited on a skeleton surface. A resin, which is in the molten state and is thermosettable, is immersed into pores of the modified barium titanate foam ceramic, and a modified barium titanate foam ceramic/thermosetting resin composite material is obtained after a thermosetting treatment. 1. A preparation method of modified barium titanate foam ceramic/thermosetting resin composites , wherein comprising the following steps:(1) by weight, 100 parts of nano barium titanate and 30 to 120 parts of an aqueous solution of organic binder with a concentration of 1 to 15 wt % are sufficiently ground to obtain a slurry A; 10 to 80 parts of an aqueous solution of organic rheological agent with a concentration of 0.5 to 3 wt % are added into the slurry A, and the mixture is sufficiently ground to obtain a slurry B; 20 to 80 parts of an aqueous solution of organic dispersant with a concentration of 0.5 to 3 wt % are added into the slurry B, and the mixture is sufficiently ground to obtain a slurry C;said organic binder is one or more selected from polyvinyl alcohol, carboxymethyl cellulose and methyl cellulose; said organic rheological agent is one or more selected from carboxymethyl cellulose and hydroxyhexyl cellulose; said organic dispersant is one or more selected from polyacrylamide, polyethyleneimine and polyacrylic acid amine;(2) a polymer sponge having a specification of 15 to 35 PPI is soaked in an aqueous solution ...

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Номер записи: 71

16-01-2020 дата публикации

FIREPROOF MATERIAL AND FIREPROOF PLATE, AND FIREPROOF WALL STRUCTURE FOR TUNNEL AND CONSTRUCTION METHOD

Номер: US20200017412A1

Автор: Zhou Guofu

Принадлежит:

Disclosed are a fireproof material, a fireproof plate, a fireproof wall structure for tunnels and a construction method. The fireproof material includes the following components in weight ratio: 20-35 parts of aluminosilicate; 10-25 parts of calcium carbonate; 5-15 parts of magnesium oxide; 5-15 parts of silica; 20-40 parts of a binder; and 5-10 parts of a curing agent, the binder includes at least one of lithium silicate, potassium silicate and sodium silicate in combination with at least one of quartz sand and industrial sugar; and the curing agent is at least one of lithium oxide and magnesium oxide. In the preparation, firstly forming the mixture of aluminosilicate, magnesium oxide and silica into particles at 900° C.-1250° C., and then mixing the particles with calcium carbonate, the binder and the curing agent, and then pouring same into a forming mold and heating and pressing to form the fireproof material. 1. A fireproof material , characterized in that the material comprises the following components in weight ratio:20-35 parts of aluminosilicate;10-25 parts of calcium carbonate;5-15 parts of magnesium oxide;5-15 parts of silica;20-40 parts of binder;5-10 parts of curing agent;wherein the binder is at least one of lithium silicate, potassium silicate, and sodium silicate mixed with at least one of quartz sand and industrial sugar; and the curing agent is at least one of lithium oxide and magnesium oxide; a mixture of the aluminosilicate, the magnesium oxide and the silica forms into particles at 900° C.-1250° C.; the particles are mixed with the calcium carbonate, the binder and the curing agent, poured into a forming mold, heated and pressed to form the material.2. The fireproof material according to claim 1 , further comprising 5-10 parts of bentonite in weight ratio;3. The fireproof material according to claim 1 ,wherein, when the binder is a mixture of lithium silicate and industrial sugar, the components in weight ratio are:15-25 parts of lithium ...

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Номер записи: 72

21-01-2021 дата публикации

MILDEWPROOF AND ANTIROT HIGH-STRENGTH CEMENT PARTICLE BOARD AND PREPARATION METHOD THEREOF

Номер: US20210017078A1

Автор: Li Xianjun, Li Xingong, Liu Ming, QING YAN, WU YIQIANG, ZHENG Xia, ZUO Yingfeng

Принадлежит:

Technical fields of building external wall decoration and material manufacturing, providing a mildewproof and antirot high-strength cement particle board and a preparation method thereof. The preparation method includes: (1) sequentially carbonizing and water-washing a shaving, and mixing the obtained carbonized shaving with a cement gelling agent, a curing agent aqueous solution and water to obtain a mixture; (2) molding the mixture to obtain a pre-molded material; and (3) sequentially curing and drying the pre-molded material to obtain the mildewproof and antirot high-strength cement particle board. Compared to ordinary cement particle board, which is not subjected to carbonization treatment and water-washing, the cement particle board of the present invention can effectively avoid mildew and rot, and can significantly improve the mechanical strength and durability thereof, helping to extend the service life of the cement particle board. 1. A preparation method of a mildewproof and antirot high-strength cement particle board , comprising the following steps:(1) sequentially carbonizing and water-washing a shaving, and mixing the obtained carbonized shaving with a cement gelling agent, a curing agent aqueous solution and water to obtain a mixture;(2) molding the mixture to obtain a pre-molded material; and(3) sequentially curing and drying the pre-molded material to obtain the mildewproof and antirot high-strength cement particle board.2. The preparation method according to claim 1 , wherein in the step (1) claim 1 , the shaving comprises a wood shaving and/or a non-wood shaving; the shaving has a length of 10-30 mm claim 1 , a width of 1-6 mm claim 1 , a thickness of 0.2-0.4 mm claim 1 , and a moisture content of 10%-12%.3. The preparation method according to claim 1 , wherein in the step (1) claim 1 , the carbonization treatment is a superheated steam carbonization treatment claim 1 , and the pressure of superheated steam is 0.2-0.5 MPa.4. The preparation method ...

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Номер записи: 73

21-01-2021 дата публикации

Thermal spray deposited coating

Номер: US20210017090A1

Автор: Jun Shi, Li Li

Принадлежит: Rolls Royce Corp

In one example, a method for forming an environmental barrier coating (EBC) on a substrate. The method may include heating the substrate before and/or during deposition of EBC on the substrate using an external burner and/or resistive electrical heating. Additionally, or alternatively, the as-deposited EBC may be heat treated using an external burner and/or resistive electrical heating. In some examples, the techniques of the disclosure are configured to increase or otherwise tailor the amount of crystalline phase in the EBC.

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Номер записи: 74

21-01-2021 дата публикации

Ceramic Dots Process

Номер: US20210017093A1

Автор: Michael W. Davis, Paul V. Pesavento, Peter F. Ladwig

Принадлежит: Mound Laser & Photonics Center Inc

A method to fuse ceramic to a metallic substrate is provided. The method includes dispensing a ceramic material onto the metallic substrate and firing of the ceramic material to the metallic substrate at a predetermined temperature. The firing of the ceramic material promotes adhesion between the ceramic material and the metallic substrate.

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Номер записи: 75

21-01-2021 дата публикации

Plasma processing device member, plasma processing device comprising said plasma processing device member, and method for manufacturing plasma processing device member

Номер: US20210020415A1

Автор: Kazuhiro Ishikawa, Shuichi Saito, Takashi Hino

Принадлежит: Kyocera Corp

A plasma processing device member according to the disclosure includes a base material and a film formed of an oxide, or fluoride, or oxyfluoride, or nitride of a rare-earth element, the film being disposed on at least part of the base material, the film including a surface to be exposed to plasma, the surface having an area occupancy of open pores of 8% by area or more, and an average diameter of open pores of 8 μm or less.

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Номер записи: 76

28-01-2016 дата публикации

SANITARY WARE

Номер: US20160023958A1

Автор: Amemori Hiroaki, Hino Takahiro, Ichiki Tomoyasu, Takano Satoshi, TOKUDOME Hiromasa, Yagi Shinichi

Принадлежит:

Disclosed is a process for producing a sanitary ware. The sanitary ware includes a glaze layer and a photocatalyst layer provided on the glaze layer. The photocatalyst layer is an oxide film including a co-fired product of a precursor of titanium oxide and a precursor of zirconium oxide and contains 65 to 85% by mass of titanium oxide and 15 to 35% by mass of zirconium oxide. The process includes the steps of applying a solution containing at least a precursor of titanium oxide and a precursor of zirconium oxide on a surface of a sanitary ware free from a photocalyst layer, and then firing the coating to form a photocatalyst layer. 1. A process for producing a sanitary ware which comprises a glaze layer and a photocatalyst layer provided on the glaze layer , wherein the photocatalyst layer is an oxide film comprising a co-fired product of a precursor of titanium oxide and a precursor of zirconium oxide and contains 65 to 85% by mass of titanium oxide and 15 to 35% by mass of zirconium oxide , applying a solution containing at least a precursor of titanium oxide and a precursor of zirconium oxide on a surface of a sanitary ware free from a photocalyst layer and then', 'firing the coating to form a photocatalyst layer., 'the process comprising the steps of'}2. The process according to claim 1 , wherein the firing is carried out at a temperature of 700 to 800° C.3. The process according to claim 1 , wherein photocatalyst layer has methylene blue decomposition index of 5 or more.4. The process according to claim 1 , wherein photocatalyst layer has a thickness of 50 to 200 nm.5. The process according to claim 1 , wherein the precursor of titanium oxide is a titanium alkoxide or a titanium chelate.6. The process according to claim 1 , wherein the titanium alkoxide is represented by general formula Ti(OR)wherein OR represents a Calkoxy group claim 1 , acetyl acetonate claim 1 , or ethyl acetoacetate.7. The process according to claim 6 , wherein the titanium alkoxide is one ...

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Номер записи: 77

26-01-2017 дата публикации

RARE EARTH SILICATE ENVIRONMENTAL BARRIER COATINGS HAVING IMPROVED CMAS RESISTANCE

Номер: US20170022113A1

Автор: OPILA Elizabeth

Принадлежит:

An environmental barrier coating having improved CMAS resistance for a ceramic matrix composite, an article comprising an environmental barrier coating having improved CMAS resistance, and a method of forming an environmental barrier coating having improved CMAS resistance are disclosed. The environmental barrier coating may include a rare earth silicate and a rare earth titanate. The ceramic matrix composite may be a silicon carbide-based composite. 1. An environmental barrier coating for a ceramic matrix composite , comprising:a rare earth silicate; anda rare earth titanate.2. The environmental barrier coating of claim 1 , wherein the rare earth silicate is of the form RESiOor RESiO claim 1 , where RE is a rare earth element.3. The environmental barrier coating of claim 1 , wherein the rare earth silicate comprises at least one of ytterbium claim 1 , yttrium claim 1 , gadolinium claim 1 , praseodymium claim 1 , dysprosium claim 1 , holmium claim 1 , erbium claim 1 , and lutetium.4. The environmental barrier coating of claim 1 , wherein the rare earth silicate is one of YbSiO claim 1 , YbSiO claim 1 , YSiO claim 1 , and YSiO.5. The environmental barrier coating of claim 1 , wherein the rare earth titanate is of the form RETiOor RETiO claim 1 , where RE is a rare earth element.6. The environmental barrier coating of claim 1 , wherein the rare earth titanate comprises at least one of ytterbium claim 1 , yttrium claim 1 , dysprosium claim 1 , erbium claim 1 , and lutetium. The environmental barrier coating of claim 1 , wherein the rare earth titanate is one of YbTiO claim 1 , YbTiO claim 1 , YTiO claim 1 , and YTiO.8. An article claim 1 , comprising:a ceramic matrix composite; and a rare earth silicate; and', 'a rare earth titanate., 'wherein the environmental barrier coating includes, 'an environmental barrier coating disposed on the ceramic matrix composite,'}9. The article of claim 8 , wherein the ceramic matrix composite comprises silicon carbide.10. The article ...

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Номер записи: 78

26-01-2017 дата публикации

SACRIFICIAL FIBERS TO CREATE CHANNELS IN A COMPOSITE MATERIAL

Номер: US20170022115A1

Автор: Fryska Slawomir T., La Forest Mark L., Wright David M.

Принадлежит:

A carbon fiber preform that includes a plurality of fibrous layers stacked together and a plurality of sacrificial fibers that bind the plurality of fibrous layers together, where at least one fibrous layer of the plurality of fibrous layers includes a plurality of carbon fibers or carbon fiber precursor fibers. 1. A carbon fiber preform comprising:a plurality of fibrous layers stacked together, wherein at least one fibrous layer of the plurality of fibrous layers comprises a plurality of carbon fibers or carbon fiber precursor fibers; anda plurality of sacrificial fibers that bind the plurality of fibrous layers together.2. The carbon fiber preform of claim 1 , wherein the at least one fibrous layer further comprises a plurality of sacrificial fibers mixed with the plurality of carbon fibers or carbon fiber precursor fibers.3. The carbon fiber preform of claim 2 , wherein the plurality of sacrificial fibers are interwoven with the plurality of carbon fibers or carbon fiber precursor fibers.4. The carbon fiber preform of claim 1 , wherein the plurality of sacrificial fibers comprise at least one of a polymeric fiber claim 1 , a thermoplastic material claim 1 , or an organic material.5. The carbon fiber preform of claim 4 , wherein the plurality of sacrificial fibers are configured to be substantially removed from the carbon fiber preform upon heating the carbon fiber preform between about 170° C. and about 400° C.6. The carbon fiber preform of claim 1 , wherein the plurality of carbon fibers or carbon fiber precursor fibers comprises at least one of polyacrylonitrile (PAN) fibers or pitch fibers.7. The carbon fiber preform of claim 1 , wherein the plurality of fibrous layers further comprises a non-woven fibrous layer comprising a mixture of:a second plurality of sacrificial fibers, anda plurality of carbon fibers or carbon fiber precursor fibers.8. A method of forming a carbon fiber preform claim 1 , the method comprising:stacking plurality of fibrous layers ...

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Номер записи: 79

25-01-2018 дата публикации

Neutron Absorbing Composite Material and Method of Manufacture

Номер: US20180022651A1

Автор: Adams Richard

Принадлежит:

A method of producing a neutron absorbing plate constructed of a boron carbide aluminum matrix composite material is disclosed. The method includes mixing a 30-50 micron average particle size B4C powder with an aqueous organic binder component to form a slurry; then drying the slurry at a temperature from about 20 to about 90 degrees Celsius until a dried cake comprising 1-20 percent organic binder of the total weight of said dry cake is formed; then granulating said dried cake to yield a granule size from about 0.5 mm to about 3 mm; then compressing said granules under pressure to create a particulate preform having an interior open porosity; and finally infiltrating the preform under pressure with a liquid metal, to form a metal matrix composite with uniform B4C particle loading. 1. A method of producing a neutron absorbing Metal Matrix Composite , comprising the steps of:mixing a 30-50 micron average particle size B4C powder with an aqueous organic binder component to form a slurry;drying said slurry at a temperature from about 20 to about 90 degrees Celsius until a dried cake comprising 1-20 percent organic binder of the total weight of said dry cake is formed;granulating said dried cake to yield a granule size from about 0.5 mm to about 3 mm;compressing said granules under pressure to create a particulate preform having an interior open porosity;infiltrating said preform under pressure with a liquid metal, said metal infiltrating said interior open porosity of said preform to form a metal matrix composite, said metal matrix composite having uniform B4C particle loading.2. A method of producing a neutron absorbing Metal Matrix Composite as in claim 1 , wherein the step of compressing said granules further includes the steps of placing said granules in a mold cavity; thenapplying low pressure from about 10 to about 15 PSI to allow said resultant preform to conform to the dimensions of said mold cavity.3. A method of producing a neutron absorbing Metal Matrix ...

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Номер записи: 80

25-01-2018 дата публикации

METHOD FOR MANUFACTURING CERAMIC MATERIAL, CAPACITOR, SOLID OXIDE FUEL CELL, WATER ELECTROLYSIS DEVICE, AND HYDROGEN PUMP

Номер: US20180022655A1

Автор: Han Donglin, HIGASHINO Takahiro, Hiraiwa Chihiro, Majima Masatoshi, Mizuhara Naho, Noda Yohei, Tawarayama Hiromasa, UDA Tetsuya

Принадлежит:

A method for manufacturing a ceramic material includes a step of performing heat treatment in a reducing atmosphere on a ceramic material in which a metallic oxide is diffused in crystal grains, thereby to reduce the metallic oxide to deposit a metallic element at grain boundaries of the ceramic material. 1. A method for manufacturing a ceramic material , the method comprising a step of performing heat treatment in a reducing atmosphere on a ceramic material in which a metallic oxide is diffused in crystal grains , thereby to reduce the metallic oxide to deposit a metallic element at grain boundaries of the ceramic material.2. The method for manufacturing a ceramic material according to claim 1 , further comprising:a step of oxidizing the metallic element deposited at the grain boundaries; anda step of performing heat treatment in an inert atmosphere on the ceramic material having the metallic oxide at the grain boundaries.3. The method for manufacturing a ceramic material according to claim 1 , wherein the ceramic material is yttrium-doped barium zirconate (BZY) claim 1 , ytterbium-doped barium zirconate (BZYb) claim 1 , yttrium-doped strontium zirconate (SZY) claim 1 , yttrium-doped barium cerate (BCY) claim 1 , or barium titanate (BT).4. The method for manufacturing a ceramic material according to claim 1 , wherein the metallic oxide is an oxide of nickel (Ni) claim 1 , iron (Fe) claim 1 , copper (Cu) claim 1 , titanium (Ti) claim 1 , or cobalt (Co).5. The method for manufacturing a ceramic material according to claim 1 , wherein the step of depositing the metallic element at the grain boundaries of the ceramic material is carried out in an atmosphere containing a getter material having oxidation activity equal to or higher than that of the metallic element.6. A capacitor in which a ceramic material obtained by the method for manufacturing a ceramic material according to is used.7. A solid oxide fuel cell in which a ceramic material obtained by the method for ...

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Номер записи: 81

24-01-2019 дата публикации

CERAMIC MEMBRANE FILTER AND METHOD FOR PRODUCING THE SAME

Номер: US20190022597A1

Автор: HIEDA Koji, Iwabuchi Muneyuki

Принадлежит: NGK Insulators, Ltd.

A ceramic membrane filter includes a porous substrate including cells through which a fluid flows, an intermediate membrane formed on the porous substrate, and a separation membrane formed on the intermediate membrane. In this ceramic membrane filter, the percentage of the number of cells having cracks with a size of 4 μm or less relative to the total number of cells is 9% or less. 1. A ceramic membrane filter comprising:a substrate including cells through which a fluid flows;an intermediate membrane formed on the substrate; anda separation membrane formed on the intermediate membrane,wherein a percentage of the number of cells having cracks with a size of 4 μm or less relative to the total number of cells is 9% or less.2. The ceramic membrane filter according to claim 1 , wherein an initial bubbling pressure in water is 0.08 MPa or more and a percentage of the number of bubbling cells relative to the total number of cells is 9% or less.3. The ceramic membrane filter according to claim 1 , wherein the separation membrane has an average thickness of 5 μm or more and 20 μm or less.4. The ceramic membrane filter according to claim 1 , wherein the intermediate membrane has an average thickness of 120 μm or more and 450 μm or less.5. The ceramic membrane filter according to claim 1 , wherein the intermediate membrane has an average pore size of 0.1 μM or more and 0.6 μm or less.6. The ceramic membrane filter according to claim 1 , wherein the intermediate membrane contains aluminum oxide or titanium oxide as a main raw material and contains clay or titanium oxide as a sintering agent.7. A method for producing a ceramic membrane filter claim 1 , the method comprising:a formation step of forming a raw material layer for an intermediate membrane on a substrate using a raw material slurry prepared by mixing an organic binder, a ceramic raw material, and a solvent, the organic binder containing a dry crack inhibitor that is a resin having a chain structure and a molecular ...

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Номер записи: 82

10-02-2022 дата публикации

METHOD FOR REPAIRING COMPOSITE COMPONENTS USING FILLER MATERIAL

Номер: US20220041519A1

Автор: Roberts Herbert Chidsey, Scott Christopher James

Принадлежит:

A method for repairing composite components includes positioning repair material within a repair region of a composite component formed of a composite material. Furthermore, the method includes filling a feature defined by the composite component with a filler material, with the filler material being a precursor to the composite material. Additionally, after filling the feature with the filler material, the method includes infiltrating the composite component with an infiltrant to densify the repair region and the filler material such that the feature is filled with new material. 1. A method for repairing composite components , the method comprising:positioning repair material within a repair region of a composite component formed of a composite material;filling a feature defined by the composite component with a filler material, the filler material being a precursor to the composite material;after filling the feature with the filler material, infiltrating the composite component with an infiltrant to densify the repair region and the filler material such that the feature is filled with new material.2. The method of claim 1 , wherein the filler material is a powder.3. The method of claim 1 , wherein the filler material is a slurry.4. The method of claim 1 , wherein the filler material is silicon carbide.5. The method of claim 4 , wherein the infiltrant is silicon.6. The method of claim 1 , wherein the filler material is silicon.7. The method of claim 1 , wherein the feature defined by the composite component corresponds to a first feature claim 1 , the method further comprising:after infiltrating the composite component, forming a second feature within the composite component.8. The method of claim 7 , wherein the second feature is spaced apart from the first feature.9. The method of claim 1 , wherein infiltrating the composite component comprises melt infiltrating the composite component with the infiltrant to densify the repair region and the filler material.10. ...

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Номер записи: 83

24-01-2019 дата публикации

Coating System For A Turbine Component

Номер: US20190023621A1

Автор: Gia Khanh Pham, Niels Van Der Laag

Принадлежит: SIEMENS AG

Some examples include a turbine component comprising: a ceramic composite (CMC) having a matrix; and a watertight coating chemically miscible and/or mutually soluble with/in the CMC because particles and/or fibers which are composed of an identical or chemically matching, but at least chemically compatible. At least part of the watertight coating is incorporated in the matrix of the CMC, the matching and compatible material comprising at least one of: aluminum oxide, yttrium aluminum garnet (YAG), and yttrium-stabilized zirconium oxide (YSZ).

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Номер записи: 84

28-01-2021 дата публикации

METHOD FOR REFINING METAL MELTS OR SLAGS

Номер: US20210024421A1

Автор: Aneziris Christos, GEHRE Patrick, PARR Christopher David, VERES Daniel

Принадлежит:

The present invention concerns the field of refining metal melts or slags and provides in particular a reactive material based on calcium aluminate and carbon, its process of preparation and various methods for refining metal melts using the same. 2. The method according to wherein in said material:The calcium aluminate powder has a particle size of less than 100 μm;The carbon has a particle size ranging from 20 to 50 μm.3. The method according to wherein in contact of metal melts or slags:calcium aluminate reacts with the carbon and forms calcium aluminate suboxides at a temperature of at least 1000° C.calcium and/or aluminum are deposited on the at least partially decarburized calcium aluminate zone in contact with the metal melt; anda. thin solid calcium aluminate layer is formed in situ due to the reaction of these suboxides with the oxygen of the metal melt;whereby forming an activated collector material.4. The method according to wherein the activated collector material comprises a coating layer on said substrate claim 3 , said coating layer comprising a calcium aluminate layer.5. The method according to wherein the coating layer has a thickness comprised between 200 nm and 10 μm.6. The method according to wherein said filter has a structure chosen from the group consisting in open-cell honeycomb geometry claim 1 , spaghetti filter geometry claim 1 , perforated filter geometry claim 1 , mashed fibers structure claim 1 , fibrous tissue structure claim 1 , sphere structure.7. The method of claim 1 , wherein the substrate further comprises one or more additives claim 1 , metals claim 1 , or mixtures thereof.8. The method of claim 1 , wherein the step of applying said active material as granules claim 1 , powder claim 1 , or spheres into the melt is performed through porous plugs of the vessel containing the slag or melt. The present invention concerns the field of refining metal melts or slags, in particular by separating non-metallic inclusions. Non-metallic ...

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Номер записи: 85

28-01-2021 дата публикации

SKINNING OF CERAMIC HONEYCOMB BODIES

Номер: US20210024429A1

Автор: Gunasekaran Natarajan, Patil Mallanagouda Dyamanagouda

Принадлежит:

A ceramic honeycomb body having a skin that does not block partial cells extending from an inlet face to an outlet face at an outer periphery portion of the body. A method of making the ceramic honeycomb body having the skin includes disposing a sheet on an outer peripheral wall of a honeycomb core having an outer surface spaced apart from interiors of the partial cells and skinning the body having the sheet disposed thereon. Subsequent curing in the method bonds the skin to cell walls of the body spaced apart from interiors of the partial cells. 1. A method of forming a honeycomb body from a honeycomb core that comprises intersecting walls that form cell channels extending from a first end face to a second end face of the honeycomb core , the method comprising:disposing a filling material on an outer peripheral surface of the honeycomb core to fill peripheral partial cell channels at the outer peripheral surface while outer most portions of the intersecting walls of the peripheral partial cell channels are exposed,disposing skin batch on the filling material and on the outer most portions of the intersecting walls, wherein the filling material prevents the skin batch from filling the peripheral partial cell channels; andcuring the skin batch to form a cured skin and to bond the cured skin to the outer most portions of the intersecting walls of the honeycomb core to form the honeycomb body, such that the cured skin forms an outer wall of each of the peripheral partial cell channels,wherein curing the skin batch comprises sacrificing at least a portion of the filling material to open each peripheral partial cell channel from the first end face to the second end face.2. The method of claim 1 , wherein disposing the filling material on the outer peripheral surface comprises cleaning away at least some of the filling material in order to expose the outer most portions of the intersecting walls.3. The method of claim 1 , wherein curing the skin batch comprises heating ...

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Номер записи: 86

23-01-2020 дата публикации

GAS TURBINE ENGINE COMPONENT COATING WITH SELF-HEALING BARRIER LAYER

Номер: US20200024749A1

Автор: Amini Shahram, Strock Christopher W.

Принадлежит:

A method of providing a self-healing coating includes providing substrate, applying a layer of an aluminum-containing MAX phase material and another material to the substrate. The method includes exposing the layer to a temperature greater than 2000° F. to form alpha aluminum. 1. A method of providing a self-healing coating , comprising:providing a substrate;applying a layer of an aluminum-containing MAX phase material and another material to the substrate; andexposing the layer to a temperature greater than 2000° F. to form alpha aluminum.2. The method according to claim 1 , wherein the layer provides a MAX phase/metal matrix composite.3. The method according to claim 2 , wherein the substrate is at least one of a nickel based alloy claim 2 , an iron-nickel based alloy claim 2 , a cobalt based alloy claim 2 , a molybdenum based alloy claim 2 , or a niobium based alloy.4. The method according to claim 2 , comprising applying a thermal barrier coating to the layer.5. The method according to claim 4 , wherein the layer is a bond coat claim 4 , and the other material is at least one of a MCrAlY material (where M is nickel claim 4 , iron and/or cobalt) claim 4 , an aluminide material claim 4 , a platinum aluminide material claim 4 , or a ceramic-based material.6. The method according to claim 4 , wherein the aluminum-containing MAX phase material has an aluminum ratio of 0.6-1.4 times a stoichiometric aluminum value of the MAX phase material.7. The method according to claim 4 , wherein the thermal barrier coating includes at least one of an yttria stabilized zirconia material and a gadolinia stabilized zirconia material.8. The method according to claim 2 , wherein the substrate is a non-oxide ceramic including at least one of a ceramic based substrate or a ceramic matrix composite substrate.9. The method according to claim 8 , wherein the non-oxide ceramic is SiC or SiN.10. The method according to claim 8 , wherein the layer is an environmental barrier coating claim 8 , ...

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Номер записи: 87

28-01-2021 дата публикации

MAGNETIC FLOOR SURFACE

Номер: US20210024759A1

Автор: JOBLING Wayne, Robinson Ian, SMYTH Derek, SPREADBOROUGH Ian

Принадлежит:

The present invention is directed to a method for providing a surface, in particular a floor surface, with a layer of a magnetic and/or magnetizable cover composition, the surface having at least one layer of cementitious material, wherein the method comprises the step of spreading the layer of the cover composition onto the surface, the cover composition comprising a polymeric binder and magnetic and/or magnetizable particles, characterized in that the layer of the cover composition has a water vapor transmission rate of at least 0.25 g hmaccording to ASTM D1653,and the surface and/ or the layer of cementitious material has a relative humidity of more than 75% according to ASTM F 2170-11. 1. A floor surface comprising at least one layer of cementitious material bearing a layer of a cover composition comprising a polymeric binder and magnetic and/or magnetizable particles , wherein the polymeric binder is prepared from a precursor composition comprising at least a polyisocyanate component and an amine-group containing component.2. The floor surface of claim 1 , wherein the polymeric binder further comprises a polyol component.3. The floor surface of claim 2 , wherein the polymeric binder further comprises one or more catalysts.4. The floor surface of claim 1 , wherein the polymeric binder further comprises a material selected from fillers claim 1 , extenders claim 1 , pigments or combinations thereof.5. The floor surface of claim 1 , wherein the polyisocyanate component has an average NCO-functionality of 1.5 to 4.6. The floor surface of claim 5 , wherein the polyisocyanate component comprises a polyisocyanate prepolymer derived from or blended with an uretdione claim 5 , a biuret or an isocyanurate of hexamethylene di-isocyanate (HDI) or any combination thereof.7. The floor surface of claim 6 , wherein the polyisocyanate prepolymer has an isocyanate content of 5-15% by weight.8. The floor surface of claim 5 , wherein the polyisocyanate component comprises a ...

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Номер записи: 88

24-04-2014 дата публикации

Selectively conductive ceramic coated with metallic material

Номер: US20140112112A1

Автор: Guido Plankert, Pierry Vuille

Принадлежит: Swatch Group Research and Development SA

The invention relates to a method of manufacturing an element comprising the following steps: a) forming a body made of oxide based ceramic; b) exposing at least one portion of the external surface of the body to a reduction reaction, to remove oxygen atoms to a predetermined depth in order to make the at least one portion electrically conductive; c) depositing a metallic material starting from the at least one electrically conductive portion; d) machining the body and/or the metallic material in order to provide the element with an aesthetic finish. The invention concerns the field of timepieces.

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Номер записи: 89

04-02-2016 дата публикации

METHOD FOR PROVIDING NANOCRYSTALLINE DIAMOND COATINGS ON GEMSTONES AND OTHER SUBSTRATES

Номер: US20160029748A1

Автор: Neogi Jayant, Neogi Suneeta

Принадлежит:

A method to apply nano-crystalline diamond onto a selected substrate, including preparing Nanodiamond slurry of Nanodiamond particles dispersed in a medium. The medium may include a liquid or a sol-gel. The selected substrate is immersed in the Nanodiamond slurry for a predetermined period of time. Then the substrate is removed from the slurry. The substrate is then dried with a flow of inert gas. The substrate is left coated with a coating of the nanodiamond particles that are highly adherently held by van der Waals forces. 1. (canceled)2. A method to apply nano-crystalline diamond onto a selected substrate , comprisingpreparing a nanodiamond slurry of nanodiamond particles dispersed in a medium;immersing the selected substrate in the nanodiamond slurry for a predetermined period of time;removing the substrate from the slurry; anddrying the substrate and nanodiamond slurry that is adherent to the substrate with a flow of inert gas whereby the substrate is left coated with a coating of the nanodiamond particles that are highly adherently held by van der Waals forces.3. The method as claimed in claim 2 , further comprising performing sonication of the selected substrate during or after immersion in the slurry.4. The method as claimed in claim 3 , further comprising predetermining a duration of the sonication via experimentation for the selected substrate.5. The method as claimed in claim 2 , further comprising rinsing the substrate with solvent prior to drying the substrate with a flow on inert gas.6. The method as claimed in claim 2 , further comprising:placing the selected substrate under vacuum in an ion assisted plasma deposition system; anddepositing an optically transparent film of diamond like carbon over the coating of the nanodiamond particles.7. The method as claimed in claim 2 , further comprising:placing the selected substrate under vacuum in an ion assisted plasma deposition system; anddepositing an oxide or nitride layer over the coating of the ...

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Номер записи: 90

01-02-2018 дата публикации

A PHOTOCATALYTIC CONCRETE PRODUCT AND A METHOD TO PRODUCE A PHOTOCATALYTIC CONCRETE PRODUCT

Номер: US20180029011A1

Автор: Jensen Henrik, ÖSTERGAARD Simon Lausten, Reenberg Theis

Принадлежит:

The present invention relates to a photocatalytic concrete product and a method to produce a photocatalytic concrete product. In first aspect the invention relates to method of producing photocatalytic concrete product, said concrete product being photocatalytic by containing nano sized photocatalytic particles embedded in an section including a first surface, said first surface forming an exterior surface when the photocatalytic concrete product is used as cover/lining. The method comprises: providing a not-yet-set concrete product having a first surface, applying a dispersion containing nano sized photocatalytic particles, such as titanium dioxide nanoparticles a solvent including a humectant onto said first surface of the not-yet-set concrete product. 141-. (canceled)42132. A method of producing photocatalytic concrete product () , said concrete product being photocatalytic by containing nano sized photocatalytic particles embedded in a section () including a first surface () , the method comprises:{'b': 1', '2, 'providing a not-yet-set concrete product () having a first surface ()'} nano sized photocatalytic particles, such as titanium dioxide nanoparticles', 'a solvent including a humectant selected from the group of glycol, such as glycerol, 1,2-butanediol, 1,4-butanediol, propylene glycol, dipropylene glycol, ethylene glycol, diethylene glycol, triethylene glycol, hexasol, 1,5-pentanediol, 3-methyl-1,5-pentanediol, isoprene glycol and/or selected from the group of polyethers, such as polyethyleneglycols, polypropyleneglycols, polyethyleneglycol methyl ethers, polypropyleneglycol methyl ethers and/or selected from the group of amines, such as ethanolamine, propanolamines, triethanolamine, polyether amines such as polyoxyethyleneamines, polyoxypropyleneamines, polyoxyethylene monoamines, polyoxypropylene monoamines, 'applying a dispersion containing'}{'b': '2', 'onto said first surface () of the not-yet-set concrete product.'}43. A method according to claim 42 ...

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Номер записи: 91

04-02-2016 дата публикации

Carbon material for bearings and sliding member made of carbon material for bearings

Номер: US20160032084A1

Автор: Motoaki Akiyama, Yasuhisa Ogita

Принадлежит: Toyo Tanso Co Ltd

A carbon material for bearings includes a porous carbon base material and an impregnation material. The impregnation material is made of resin or metal, and with which the carbon base material is impregnated. The carbon material for bearings includes a plurality of pores. When a pore distribution in the carbon material for bearings is measured by a mercury penetration method using a mercury porosity meter, a cumulative pore volume of pores having a diameter larger than 0.1 μm is not more than 8 mm 3 /g.

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Номер записи: 92

01-02-2018 дата публикации

PROCESS FOR PROVIDING FLUORESCENCE TO A DENTAL CERAMIC BODY

Номер: US20180029943A1

Автор: Stephan Marc, ZWAHLEN Alexander

Принадлежит: Straumann Holding AG

A process for providing fluoresence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance, characterized by the steps of placing the dental ceramic body or the precursor thereof into a closeable container, in particular a crucible; generating a bismuth containing atmosphere in the container and exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C. 1. Process for providing fluorescence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance , wherein the steps ofa) placing the dental ceramic body or the precursor thereof into a closeable container;b) generating a bismuth containing atmosphere in the container andc) exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C.2. Process according to claim 1 , wherein the dental ceramic body comprises or essentially consists of zirconia and/or alumina.3. Process according to claim 1 , wherein the bismuth containing atmosphere is generated by the evaporation of a bismuth compound from a bismuth source containing the bismuth compound claim 1 , the bismuth source being placed in a region of the container other than the region where the dental ceramic body is placed.4. Process according to claim 1 , wherein the closeable container is a crucible.5. Process according to claim 1 , wherein the bismuth containing atmosphere contains bismuth in the form of bismuth oxide.6. Process according to claim 1 , wherein the molar concentration of bismuth in the bismuth containing atmosphere is in the range from 1·10to 1·10mol/liter.7. Process according to claim 1 , wherein exposing the dental ceramic body or the ...

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Номер записи: 93

31-01-2019 дата публикации

METHOD OF FORMING FINE DIMPLES IN A HARD-BRITTLE MATERIAL SURFACE

Номер: US20190030682A1

Автор: Ishibashi Shozo, Kondo Yusuke, MASE Keiji

Принадлежит:

The present invention is directed to provide a method of forming dimples comparatively simply on a surface of hard-brittle materials such as ceramics by post-processing. In the method, substantially spherical ejection particles having a median diameter d50 of from 1 μm to 20 μm are ejected together with a compressed gas at an ejection pressure of from 0.01 MPa to 0.7 MPa against a dimple formation region which is a region where dimples are to be formed on a surface of an article made from a hard-brittle material or a surface of an article having a surface coated with a coating layer of a hard-brittle material, or the like so as to form dimples on the surface of the hard-brittle material by plastic deformation without occurrences of breaks or cracks. 1. A method of forming fine dimples on a surface of a hard-brittle material , comprising:ejecting substantially spherical ejection particles having a median diameter d50 of from 1 μm to 20 μm together with a compressed gas at an ejection pressure of from 0.01 MPa to 0.7 MPa against a dimple formation region which is a region where the dimples are to be formed on the surface of the hard-brittle material of an article to be treated so as to form the dimples on the surface of the hard-brittle material by plastic deformation.2. The method according to claim 1 , wherein each of the dimples has an opening diameter of from 1 μm to 20 μm claim 1 , and a depth of from 0.01 μm to 1 μm.3. The method according to claim 1 , wherein the dimples are formed so that a total surface area of openings of the dimples is 50% or more of the surface area of the dimple formation region.4. The method according to claim 1 , wherein the hard-brittle material is a ceramic.5. The method according to claim 1 , wherein the hard-brittle material is a glass.6. The method according to claim 4 , wherein:a sliding component is employed as the article to be treated; anda sliding surface of the sliding component is employed as the dimple formation region.7. ...

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Номер записи: 94

31-01-2019 дата публикации

METHOD FOR PREPREGGING TACKIFIER FOR CMC ARTICLES

Номер: US20190031573A1

Автор: Prevost Erica L., Sember Alex J.

Принадлежит:

A method of creating a tackified prepreg, includes steps of providing a fiber weave having unidirectional fibers and woven sections spaced apart from one another to provide unidirectional fiber sections, applying a tackifier to the fiber weave, arranging layers of the fiber weave onto one another to provide a stack, and wrapping the stack around a form to provide an article having a desired shape. 1. A method of creating a tackified prepreg , comprising steps of:providing a fiber weave having unidirectional fibers and woven sections spaced apart from one another to provide unidirectional fiber sections;applying a tackifier to the fiber weave;arranging layers of the fiber weave onto one another to provide a stack; andwrapping the stack around a form to provide an article having a desired shape.2. The method according to claim 1 , comprising the step of applying a resin to the article in a mold.3. The method according to claim 2 , wherein the resin is a liquid at room temperature.4. The method according to claim 3 , wherein the resin is a ceramic-based.5. The method according to claim 4 , wherein the tackifier and resin are silicon carbide-based.6. The method according to claim 1 , comprising heating and curing the article.7. The method according to claim 6 , comprising the step of machining the cured article.8. The method according to claim 7 , comprising the step of pyrolyzing the article claim 7 , including the tackifier and the resin claim 7 , subsequent to the machining step.9. A CMC article for a gas turbine engine comprising:a wall having multiple tacks joined to one another, each stack including multiple layers, wherein the layers consist of unidirectional fibers forming a ceramic matrix composite with a resin and a tackifier that are different than one another. This application is a divisional application of U.S. patent application Ser. No. 15/022,015, filed on Mar. 15, 2016, which is a U.S. National Phase Application of International Application No. PCT/ ...

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Номер записи: 95

30-01-2020 дата публикации

CORROSION-RESISTANT MEMBER

Номер: US20200031726A1

Автор: IIDA Shuichi, OOTA Mizuho, TAKENOSHITA Hidehiro, TOYODA Satoshi

Принадлежит: KYOCERA CORPORATION

A corrosion-resistant member according to the present disclosure includes a substrate that is composed of an aluminum-oxide-based ceramic and a covering layer that is composed of an O—Al—C layer that is located on the substrate. 1. A corrosion-resistant member , comprising:a substrate that is composed of an aluminum-oxide-based ceramic; anda covering layer that is composed of an O—Al—C layer that is located on the substrate.2. The corrosion-resistance member according to claim 1 , wherein an element concentration of carbon on a surface of the covering layer is 25 atomic % or greater and 55 atomic % or less.3. The corrosion-resistance member according to claim 1 , wherein a thickness of the covering layer is 10 nm or greater and 100 nm or less.4. The corrosion-resistance member according to claim 1 , wherein a ratio A/B of the covering layer is 5 or greater in a case where A is an element concentration of carbon on a surface of the covering layer and B is an element concentration of carbon at a depth of 6 nm from the surface toward a side of the substrate.5. The corrosion-resistance member according to claim 1 , wherein a ratio B/C of the covering layer is 2 or less in a case where B is an element concentration of carbon at a depth of 6 nm from a surface of the covering layer toward a side of the substrate and C is an element concentration of carbon at a depth of 10 nm from the surface toward a side of the substrate. This application is a national stage application of International Application No. PCT/JP2018/006736 filed on Feb. 23, 2018, which designates the United States, the entire contents of which are herein incorporated by reference, and which is based upon and claims the benefit of priority to Japanese Patent Application No. 2017-035008 filed on Feb. 27, 2017, the entire contents of which are herein incorporated by reference.The present disclosure relates to a corrosion-resistant member.Demand of a liquid-for-beverage supply apparatus such as a vending machine ...

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Номер записи: 96

30-01-2020 дата публикации

Method for producing a porous ceramic body and the porous ceramic body obtained

Номер: US20200031727A1

Автор: Niklas ANDREASSEN

Принадлежит: Cembrane AS

The present invention relates to a method for the production of a porous ceramic body, the method comprises the following steps: (i) selecting a ceramic powder; (ii) selecting a binder comprising a pre-ceramic polymer; (iii) mixing the ceramic powder from step (i) with the binder from step (ii) providing a ceramic composition; (iv) coating a porous support with the ceramic composition providing a ceramic coated porous support; (v) heating the ceramic coated porous support to a temperature between 500° C.-1500° C. producing the porous ceramic body.

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Номер записи: 97

04-02-2021 дата публикации

CERAMIC MATERIAL, LAYER AND LAYER SYSTEM

Номер: US20210032168A1

Автор: Flores Renteria Arturo, Stamm Werner

Принадлежит: SIEMENS AKTIENGESELLSCHAFT

A ceramic material which contains yttrium oxide as the stabilizer and at least one of the materials erbium oxide or ytterbium oxide provides a phase having sintering stability for a ceramic material for ceramic layers and a ceramic layer system which maintain the mechanical and thermal properties for a long time even when used at high temperatures. 1. A ceramic material comprising:{'sub': 2', '2', '3', '2', '3', '2', '3, 'zirconium oxide (ZrO) with yttrium oxide (YO) and at least one further oxide selected from the group consisting of: erbium oxide (ErO) and ytterbium oxide (YbO).'}2. The ceramic material as claimed in claim 1 ,{'sub': 2', '3', '2', '3', '2', '3, 'wherein only yttrium oxide (YO), erbium oxide (ErO) and ytterbium oxide (YbO) are used as oxides.'}3. The ceramic material as claimed in claim 1 ,{'sub': 2', '3', '2', '3, 'wherein only yttrium oxide (YO) erbium oxide (ErO) are used as oxides.'}4. The ceramic material as claimed in claim 1 ,{'sub': 2', '3', '2', '3, 'wherein only yttrium oxide (YO) and ytterbium oxide (YbO) are used as oxides.'}5. The ceramic material as claimed in claim 1 , comprising:{'sub': 2', '3, '4 mol %-16 mol % of yttrium oxide (YO).'}6. The ceramic material as claimed in claim 1 , comprising:{'sub': 2', '3', '2', '3, '2 mol %-40 mol % of erbium oxide (ErO) and/or ytterbium oxide (YbO).'}7. The ceramic material as claimed in claim 1 , comprising{'sub': 2', '3, '2 mol %-20 mol % of erbium oxide (ErO).'}8. The ceramic material as claimed in claim 1 , comprising{'sub': 2', '3, '2 mol %-20 mol % of ytterbium oxide (YbO).'}9. The ceramic material as claimed in claim 1 , comprising{'sub': 2', '3, '4 mol %-10 mol % of erbium oxide (ErO).'}10. The ceramic material as claimed in claim 1 , comprising{'sub': 2', '3, '4 mol %-10 mol % of ytterbium oxide (YbO).'}11. A ceramic layer claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a ceramic material as claimed in .'}12. The ceramic layer as claimed in claim 11 ,produced by ...

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Номер записи: 98

30-01-2020 дата публикации

HIGH TEMPERATURE OXIDATION PROTECTION FOR COMPOSITES

Номер: US20200032391A1

Автор: Mazany Anthony M.

Принадлежит: GOODRICH CORPORATION

The present disclosure provides a method for coating a composite structure, comprising applying a first slurry on a surface of the composite structure, heating the composite structure to a temperature sufficient to form a base layer on the composite structure, forming a sealing slurry comprising at least one of acid aluminum phosphate or orthophosphoric acid, applying the sealing slurry to the base layer, and heating the composite structure to a second temperature sufficient to form a sealing layer on the base layer. 1. A method for coating a composite structure , comprising:applying a first slurry on a surface of the composite structure;heating the composite structure to a temperature sufficient to form a base layer on the composite structure;forming a sealing slurry comprising an orthophosphoric acid;applying the sealing slurry to the base layer; andheating the composite structure to a second temperature sufficient to form a sealing layer on the base layer.2. The method of claim 1 , wherein a ratio of aluminum to phosphate in the sealing slurry is between 1 to 2 and 1 to 5.3. The method of claim 1 , further comprising forming the first slurry by combining a first pre-slurry composition with a first carrier fluid claim 1 , wherein the first pre-slurry composition comprises a first phosphate glass composition claim 1 , and wherein a ratio of aluminum to phosphoric acid in the first slurry is between 1 to 2 and 1 to 3.4. The method of claim 1 , further comprising applying at least one of a pretreating composition or a barrier coating to the composite structure prior to applying the first slurry to the composite structure.5. The method of claim 1 , further comprising applying a pretreating composition claim 1 , wherein the pretreating composition comprises at least one of a phosphoric acid and an acid phosphate salt claim 1 , an aluminum salt claim 1 , and an additional salt claim 1 , and wherein the composite structure is porous and the pretreating composition ...

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Номер записи: 99

05-02-2015 дата публикации

Macroporous titanium compound monolith and method for producing same

Номер: US20150037236A1

Автор: Atsushi Kitada, George Hasegawa, Hiroshi Kageyama, Kazuki Nakanishi, Yoji Kobayashi

Принадлежит: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Provided are a macroporous titanium compound monolith and a production method thereof, the macroporous titanium compound monolith having a framework that is composed of a titanium compound other than titanium dioxide, having controlled macropores, and having electron conductivity, the titanium compound being oxygen-deficient titanium oxide, titanium oxynitride, or titanium nitride. Provided is a method including: placing a macroporous titanium dioxide monolith and a metal having titanium-reducing ability in a container, the macroporous titanium dioxide monolith having a co-continuous structure of a macropore and a framework that is composed of titanium dioxide; creating a vacuum atmosphere or an inert gas atmosphere within the container; and heating the monolith and the metal to cause gas-phase reduction that removes oxygen atom from the titanium dioxide composing the monolith by the metal acting as an oxygen getter, thereby obtaining a macroporous oxygen-deficient titanium oxide monolith having a co-continuous structure of the macropore and a framework that is composed of oxygen-deficient titanium oxide, the macroporous oxygen-deficient titanium oxide monolith having electron conductivity derived from the oxygen-deficient titanium oxide.

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Номер записи: 100