КЛЕЕВЫЕ КОМПОЗИЦИИ, ОБЛАДАЮЩИЕ ШИРОКИМ ИНТЕРВАЛОМ РАБОЧИХ ТЕМПЕРАТУР, И ИХ ПРИМЕНЕНИЕ

Группа изобретений относится к термоплавким клеям и их применению. Термоплавкие клеи содержат смесь полимера этилена и винилацетата с низким содержанием винилацетата, а также функционализированный полимер этилена и альфа-олефина, полученный на металлоценовом катализаторе, воск и вещество, повышающее клейкость. Термоплавкий клей обладает широким интервалом рабочих температур для склеивания целлюлозных основ. Термоплавкий клей хорошо подходит для склеивания емкостей для хранения, лотков, мешков и картонных коробок. Термоплавкий клей по изобретению обладает улучшенной гибкостью и термостойкостью при низкой температуре по сравнению с известными термоплавкими клеями. Технический результат, достигаемый группой изобретений, заключается в расширении интервала рабочих температур. 2 н. и 8 з.п. ф-лы, 2 табл.

СТАБИЛЬНЫЕ АДГЕЗИВЫ ИЗ ДЕНАТУРИРОВАННОЙ МОЧЕВИНОЙ СОЕВОЙ МУКИ

Изобретение относится к способу производства стабильного адгезива на основе денатурированной мочевиной соевой муки, обладающего повышенной адгезионной прочностью во влажном и сухом состоянии, при более высокой эффективности производства и снижении производственных затрат. Способ включает денатурацию соевой муки, предусматривающую по существу тепловую обработку соевой муки в водном растворе и последующее добавление мочевины к денатурированной соевой муке, по существу свободной от уреазы. Денатурацию соевой муки проводят нагреванием до температуры от 40°C до 100°С в течение, по меньшей мере, от 15 до 500 мин. Способ также включает добавление сшивающего агента в смесь соевой муки с мочевиной и/или добавление эмульгированного или диспергированного полимера. Полимер выбирают из поливинилацетатных или фенолоформальдегидных дисперсий. Адгезивы показывают повышенные стабильность и адгезионно-прочностные свойства. 2 н. и 31 з.п. ф-лы, 28 пр., 25 табл., 22 ил.

ВОДОРАСТВОРИМЫЙ ТЕРМОПЛАВКИЙ КЛЕЙ

... 1. Термоплавкий клей, содержащий А) от 20 до 95 мас.% по меньшей мере одного сахарного спирта и В) от 5 до 80 мас.% по меньшей мере одного водорастворимого или диспергируемого в воде полимера. 2. Термоплавкий клей по п.1, отличающийся тем, что после выдержки при 180°С в течение 3 ч индекс окрашивания, определенный по Гарднеру (в соответствии со стандартом DIN ISO 4630), меньше или равен 10. 3. Термоплавкий клей по п.1, отличающийся тем, что сахарным спиртом является альдит, особенно выбранный из группы, включающей тетриты, пентиты, гекситы или их смеси. 4. Термоплавкий клей по п.1, отличающийся тем, что сахарным спиртом является маннит и/или сорбит. 5. Термоплавкий клей по п.1, отличающийся тем, что сахарным спиртом является гидрированный сахарид. 6. Термоплавкий клей по п.1, отличающийся тем, что сахарный спирт выбирают из группы, включающей изомальт, мальтит, лактит, сироп гидрированной глюкозы, сироп гидрированного мальтита, пентаэритрит, дипентаэритрит, полидекстрозу и их смеси. 7.

СПОСОБ И УСТРОЙСТВО ДЛЯ БАЛАНСИРОВКИ КОЛЕСА ПОСРЕДСТВОМ НАНЕСЕНИЯ ТЕРМОПЛАВКОЙ АДГЕЗИВНОЙ БАЛАНСИРОВОЧНОЙ МАССЫ

ВОДНАЯ СВЯЗУЮЩАЯ КОМПОЗИЦИЯ, СОДЕРЖАЩАЯ СИНТЕТИЧЕСКИЙ ПОЛИМЕР И ЛЮПИНОВЫЙ БЕЛОК

... 1. Водная связующая композиция, содержащая, по меньшей мере, один синтетический полимер и от 1 до 99 мас.% люпинового белка на основе соотношения сухих веществ, причем указанный, по меньшей мере, один синтетический полимер представляет собой, по меньшей мере, один из гомо- или сополимеров винилацетата, гомо- или сополимеров сложных эфиров (мет)акриловой кислоты, гомо- или сополимеров (мет)акриловой кислоты, гомо- или сополимеров (мет)акриламида, гомо- или сополимеров винилового спирта, полиуретана или сополимеров стирола и бутадиена.2. Композиция по п. 1, в которой указанный, по меньшей мере, один синтетический полимер представляет собой, по меньшей мере, один из поливинилацетата (PVAc), полиэтиленвинилацетата (EVA), сополимеров винилхлорида и винилацетата или этиленвинилацетата, сополимеров полиэтилена и акриловой кислоты (PEAA), сополимеров этилена и метилакрилата (EMA), полиэтилметакрилата (PEMA), сополимеров винилацетата и других сложных эфиров, поливинилового спирта (PVA), стирол-акрилатных ...

СПОСОБ НАНЕСЕНИЯ ЖИДКОЙ МНОГОКОМПОНЕНТНОЙ КЛЕЕВОЙСИСТЕМЫ

... 1. Способ нанесения жидкой многокомпонентной клеящей системы на поверхность материалов, отличающийся тем, что компоненты наносят отдельно друг от друга в форме точек. 2. Способ по п.1, отличающийся тем, что точки имеют объем от 0,5 до 500 мм3. 3. Способ по п.1, отличающийся тем, что наносят от 100 до 1000000 точек на м2 материала. 4. Способ по п.1, отличающийся тем, что величина шага между нанесениями составляет от 2 до 50 мм. 5. Способ по п.1, отличающийся тем, что точечное нанесение одного компонента окружено точечным нанесением одного или нескольких других компонентов. 6. Способ по п.1, отличающийся тем, что компоненты имеются на материале попеременно. 7. Способ по п.1, отличающийся тем, что наносят двухкомпонентную систему из клея А и отвердителя В. 8. Способ по п.7, отличающийся тем, что в качестве компонента А используют мочевино-формальдегидные смолы, меламин-формальдегидные смолы, меламин-мочевино-формальдегидные смолы, этерифицированные меламин-формальдегидные смолы, феноловые ...

Klebmassezusammensetzung und damit hergestellte Oberflächenschutzfolien

Selbstklebemasse, enthaltend ein Basispolymer aus Polyethylenvinylacetat (EVA) mit einem Vinylacetatanteil von 40 bis 80 Gew.-% und einem Schmelzindex MFI nach ISO 1133 (A/4) von 0,5-25 g/10 min bei 190 DEG C und 2,16 kg, das mit einem Polyether mit einem Anteil von 1 bis 35 Gew.-% der Form DOLLAR A XO-[(CH¶2¶)¶4¶-O]-Y (1) DOLLAR A oder DOLLAR A XO-[(CH(CH¶3¶)-CH¶2¶-O]-Y (2) DOLLAR A mit einem Molekulargewichtsmittelwert M¶w¶ = 200 bis 100000 g/mol abgemischt ist, wobei X und Y gewählt werden aus der Gruppe H-, (C¶n¶H¶2n+1¶)- mit n = 1 bis 20, CH¶2¶=CHCO-, CH¶3¶CH(NH¶2¶)CH¶2¶-, 2,3-Epoxypropyl- oder C¶6¶H¶5¶-CO-, CH¶2¶=C(CH¶3¶)-CO-.

ADHESIVE AND METHOD OF JOINTING ARTICLES OF POLYOLEFIN USING THE SAME

VERFAHREN ZUR HERSTELLUNG VON WEGWERFARTIKELN AUS VLIESSTOFFEN MIT MIKROWELLENAKTIVIERBAREM SCHMELZKLEBSTOFF

Release- und Trennmittel-frei wickelbare einschichtige Schmelzklebefolie mit guter Maschinengängigkeit aus Olefin-Copolymerisaten

DICHTSTOFFLAMINAT

Hot melt adhesive and use thereof

PRESSURE-SENSITIVE HOT-MELT ADHESIVES

... 1,272,783. Pressure sensitive adhesive. FLINTKOTE CO. 24 June, 1969 [28 June, 1968], No. 31928/69. Headings C3P and C3R. A pressure-sensitive adhesive consists of (a) 25-60% of one or more ethylene-vinyl acetate copolymers, (b) 40-75% of one or more of modified rosin and coumarone-indene resins and (c) optionally 0À01-2% of one or more antioxidants. In examples commercial resins are used with glycerol, pentaerythritol and triethylene glycol hydrogenated rosin esters together with butylated hydroxy toluene antioxidant.

Spandex fiber having improved adhesive characteristics with hot melt adhesive and method for manufacturing the same

ETHYLENE COPOLYMER COMPOSITIONS AND PROCESS FOR THE PREPARATION THEREOF

Composition

WATER-SOLUBLE FUSION ADHESIVE

FUSION BONDING EMULSION

COEXTRUSIONSFAEHIGER ADHESIVE FOR STYRENE POLYMERS AND THEREBY MANUFACTURED ARTICLES.

Compositions of ethylene/vinyl acetate copolymers for heat-sealable easy opening packaging

Improved semiconducting composition

An improved conductor shielding composition for power cables is disclosed. The composition includes a base polymer, conductive carbon black, polyethylene glycol and a waxy additive. Cable shields prepared from the composition exhibit improved aging performance in accelerated cable life tests (ACLT).

Improved strength room temperature fluid adhesive composition and articles made with the same

A fluid adhesive composition is disclosed that includes a liquid carrier and a solid particle including a ethylene copolymer where the ethylene copolymer has a Melt Index as tested by ASTM D 1238 (190°C/2.16 kg) of less than 2.

CLAY FILLED BLENDS OF ETHYLENE/VINYL ESTER COPOLYMERS

A HEAT SENSITIVE ADHESIVE SHEET

A hot-melt adhesive particle dispersion in which the hot-melt adhesive particles are less apt to sediment; and products of even quality obtained with the dispersion. The dispersion is one obtained by dispersing particles of a hot-melt adhesive in water, and is characterized by containing a thickener of the alkali thickening type, desirably an acrylic copolymer emulsion of the alkali thickening type or a slightly crosslinked polyacrylic acid.

IMPROVED SEMICONDUCTING COMPOSITION

An improved conductor shielding composition for power cables is disclosed. The composition includes a base polymer, conductive carbon black, polyethylene glycol and a waxy additive. Cable shields prepared from the composition exhibit improved aging performance in accelerated cable life tests (ACLT).

ADHESIVE AND METHOD OF JOINTING ARTICLES OF POLYOLEFIN USING THE SAME

An adhesive, suitable for jointing cured polyolefin articles, comprising a water curable polyolefin having a melt index of from 0.1 to 20, and a method of jointing cured polyolefin articles, especially cured polyethylene pipes, comprising a step to apply the above adhesive to the surfaces of the articles and a step to joint both of the surfaces to each other with the melt of adhesive.

BLENDS OF CLAY, PROCESSING OIL AND ETHYLENE-VINYL ESTER COPOLYMERS

HOT MELT ADHESIVE COMPOSITION

A hot melt adhesive composition that includes a first ethylene alpha-olefin copolymer having a density of no greater than 0.90 grams per cubic centimeter, a second styrene block copolymer, tackifying agent, synthetic wax having a melt temperature of at least 70 C and a heat of fusion of at least 200 Joules/gram, and a third polymer selected from the group consisting of ethylene-polar comonomer copolymer derived from at least 90 mole % ethylene and no greater than 10 mole % co-monomer, propylene-alpha-olefin copolymer derived from at least 8 mole % co-monomer, exhibiting a heat of fusion of from at least 5 J/g to no greater than 60 J/g, and having a polydispersity index of no greater than 10, and propylene homopolymer exhibiting a heat of fusion of from at least 5 J/g to no greater than 60 J/g.

LIQUID ADHESIVE CONCENTRATE

Provided herein are compositions and methods of preparing a liquid adhesive concentrate and a liquid adhesive formulation for use as an adhesive in installing insulation on the outside or inside surface of a duct or ductwork.

ADHESIVE COMPOSITION AND FIXATION ELEMENT FOR HUMAN SKIN

L'invention a pour objet une composition adhésive destinée à assurer la fixation sur la peau humaine, comprenant une phase continue et une phase discontinue d'hydrocolloïdes, la phase continue comprenant en poids, sur la base du poids total de la composition adhésive : (i) 1 à 12% en poids d'un polymère séquencé de type styrène-isoprène-styrène ou styrène-butadiène-styrène, (i i) (a) 1 à 15% d'un polymère de type élastomère butyl, éventuellement en mélange avec jusqu'à 25% en poids de d'un polymère de type polyisobutylène, ou (b) plus de 10% à 30% d'un polymère de type polyisobutylène, exempt de polymère de type élastomère butyl, (iii) 1 à moins de 10% d'un polymère de type éthylène vinyl acétate, la somme de ces trois types de polymères représentant de 10 à 40%. 11 ...

VINYL ACETATE-ETHYLENE/ACRYLIC POLYMER EMULSIONS AND PRODUCTS AND METHODS RELATING THERETO

Methods of producing hybrid polymer emulsions by incorporating a vinyl acetate- ethylene copolymer dispersion as the seed for subsequent polymerization of an acrylic and/or methacrylic monomer mixture are described. In certain embodiments, new particle formation is observed. Also described are the resulting polymeric products. And hybrid polymer emulsions formed from the methods with pressure sensitive adhesion performance are also described.

EARLY-RAIN-RESISTANT JOINTING COMPOUNDS

The invention relates to early-rain-resistant jointing compounds containing - aqueous polymer dispersions (I) - nonionic cellulose ethers (II) from the group consisting of hydroxyethyl, hydroxyethyl methyl, hydroxypropyl methyl and hydroxypropyl cellulose and - optionally typical additives, such as fillers, pigments, plasticizers, extenders, thickeners, foam inhibitors, dispersion aids, pH regulators, preservatives and antiagers which can be produced by thorough mixing of (I) with the other constituents. To be able to introduce (II) in quantities above the solubility limit, the jointing compounds are characterized in that (II) is suspended in retarded form in small quantities of water and is added and intermixed after suspension.

ADHESIVE RESIN COMPOSITION

The adhesive resin composition of this invention comprises (A) 30 to 70 parts by weight of an ethylene/vinyl acetate copolymer, (B) 0 to 50 parts by weight of an ethylene/.alpha.-olefin copolymer having an ethylene content of 30 to 95 mole% and a degree of crystallinity by X-ray of not higher than 40%, (C) 0 to 50 parts by weight of a modified ethylene/.alpha.-olefin copolymer having an ethylene content of 30 to 95 mole% and a degree of crystallinity by X-ray of not higher than 40%, (D) 0 to 30 parts by weight of modified polyethylene, (E) 1 to 20 parts by weight of a tackifier and (F) 1 to 20 parts by weight of a styrene polymer, characterized in that (B) + (C) = 15 to 60 parts by weight, (C) + (D) ~ 2 parts by weight, and (A)/¢(B) + (C)! = 0.5 to 3. This composition has excellent adhesion to the styrene resin or a saponified product of the ethylene/vinyl acetate copolymer, and a laminated body of these resins using this composition as an adhesive layer has excellent post-processability ...

HOT-SETTING WASH-FAST SEALANT FOR SHELL STRUCTURES

The invention relates to hot-pumpable, hot-setting compounds with a base of solid ethylene-vinyl acetate copolymers, liquid reactive plasticisers with olefinically unsaturated double bonds and at least one peroxidic curing agent. The inventive compounds are particularly suitable for use as sealants for fine and coarse seams in vehicle construction. If an expanding agent is added to the inventive compounds, they can be used as underfeeding adhesives. The inventive sealants are preferably used for shell structures in automobile construction.

Verfahren zum Verkleben von geformten Gebilden aus Polyolefinen

KLEBSTOFF.

MATERIAU POUR LA REALISATION DE JOINTS, PROCEDE DE PREPARATION DE CELUI-CI ET UTILISATION DE CE MATERIAU.

Procédé pour revêtir un substrat d'une composition cireuse

PLASTICIZER FOR SEALANTS, PLASTISOLS AND ADHESIVES

Conductive EVA hot melt adhesive

Ethylene!-vinyl! ester, pref. acetate, hot melt adhesive compsn. - contg. co:polyether ester-amide to improve temp. resistance

HEAT-SEALING ADHESIVES

PLASTICIZER FOR SEALANTS, ADHESIVES AND PLASTISOL

L'invention concerne une composition de plastifiant pour mastics, plastisols et adhésifs. Le plastifiant selon l'invention comprend au moins une coupe hydrocarbonée ou une coupe issue de la conversion de la biomasse et au moins un monoester d'acides gras. Le plastifiant selon l'invention est exempt de phtalates.

ADHESIVE MATERIALS

PRESSURE-SENSITIVE HOT-MELT ADHESIVES

THE HEAT-MELT ADHESIVE COMPOSITION AND METHOD BINDING

Leaves protective adhesive more layers

L'invention concerne une feuille auto-adhésive à plusieurs couches de protection de surfaces, à base de polyoléfine, constituée par une couche de support formée d'une ou de plusieurs couches composées de polyoléfines et ayant une épaisseur de couche dans la gamme de 20 à 150 mum, et par une couche d'adhérence ayant une épaisseur de couche dans la gamme de 5 à 40 mum, composée de 99,5 à 80% en poids d'un polymère choisi dans le groupe des copolymères éthylène/ester vinylique, du polyéthylène ou de mélanges de ceux-ci, et de 0,5 à 20% en poids d'une ou de plusieurs résines favorisant l'adhérence (agents d'adhérence).

LAMINATED TAPE FOR PACKAGING MATERIALS CAPABLE OF SECURING HIGH MOUNTING MODULUS

PURPOSE: A laminated tape for packaging materials is provided to ensure excellent adhesiveness to a packaging material such as a carrier tape, releasing property, and antistaticity and to be released without raising paper fabric of the surface layer of a paper packaging base material when the tape is released. CONSTITUTION: A laminated tape for packaging materials comprises a layer of a support base material on which a base polymer consisting of a polyolefin based resin as a main component, a resin for adding adhesion, and a layer of a thermal adhesive containing a polymer based antistatic agent. In the layer of the thermal adhesive, the amount of the resin for adding adhesion is 1-20 pts.wt. and the amount of the polymer based antistatic agent having a polyether structure is 1-30 pts.wt. for 100 pts.wt. of the base polymer. When two different kinds of paper packaging base materials are heat sealed at 190 deg.C, the difference in adhesion strengths of the tape to these materials is within ...

AQUEOUS ADHESIVE COMPOSITION USING AQUEOUS POLYESTER HAVING EXCELLENT SHELF STABILITY, ADHESION AND HEAT RESISTANCE

PURPOSE: Provided is an aqueous adhesive composition, which shows excellent shelf stability at room, high and low temperatures, excellent adhesion to a substrate, heat resistance and adhesion strength. CONSTITUTION: The aqueous adhesive emulsion composition comprises 30-60 wt% of water and 40-70 wt% of a non-aqueous adhesive component (solid content), wherein the adhesive solid content comprises: (a) 90-99.9 wt% of a vinyl acetate-ethylene polymer; (b) 0.1-10 wt% of a water dispersible polyester; and (c) 0-1 wt% of an emulsifier. Particularly, the vinyl acetate-ethylene polymer comprises 80-98 wt% of vinyl acetate, 2-20 wt% of ethylene and 0-10 wt% of at least one emulsion polymerization unit of other ethylenically unsaturated monomers, based on the total weight of the monomers, and the water dispersible polyester comprises sulfonated polyester dispersion. © KIPO 2005 ...

HOT MELT ADHESIVES FOR MULTILAYER STRUCTURE ENCLOSURES

Sistema de cobertura de piso processo de instalaçao do mesmo ponta aplicadora de material termofusível e bastao de material termofusível

Composição adesiva aperfeiçoada para uma estrutura laminada compósita deformável

Hot-melt resin composition for corrugated cardboard

The present invention relates to a hot-melt resin composition for corrugated cardboard, the composition comprising 25-50 mass% ethylene/vinyl acetate copolymer resin (EVA), 10-60 mass% tackifier, 10-30 mass% wax ingredient, and 0.3-5 mass% alpha-olefin copolymer resin.

Lid material

To achieve favorable sealing with a sealing condition similar to the conventional condition even when restraining the elution amount of an organic solvent by changing the material composing a hot melt adhesive layer to a higher molecular-weight material in a lid material comprising laminating a substrate layer/anchor coat layer/stress relaxation layer/hot melt adhesive layer in this order. A lid material includes at least a substrate layer, anchor coat layer, stress relaxation layer and hot melt adhesive layer and has a structure in which those layers are laminated in this order. The hot melt adhesive composing the hot melt adhesive layer contains 20-50 mass% of ethylene-vinyl acetate copolymer as a component (A), and further contains 8-80 pts.mass of a tackifier (component (B)), 85-230 pts.mass of a wax (component (C)) and 15-200 pts.mass of a talc (component (D)) based on 100 pts.mass of the ethylene-vinyl acetate copolymer of the component (A).

Anisotropic conductive film and production method therefor

An anisotropic conductive film in which conductive particles are positioned uniformly in a single layer, and which is compatible with fine pitch connection. Said anisotropic conductive film is produced by drying an applied coat of a particle dispersion (1), which is a diluted solution (2) of thermoplastic resin in which the conductive particles (3) are dispersed and which forms a coating upon drying. A conductive particle containing layer (7) is formed in which the coated conductive particles (4), which are coated by the dried coating of the diluted solution (2) of thermoplastic resin, are fixed in a single layer to the dried applied coat (6a), and the conductive particle containing layer (7) is laminated by an insulating resin layer (8).

Foamed adhesive, more particularly pressure-sensitive adhesive, process for the production and also the use thereof

ADHESIVE COMPOSITION AND USE THEREOF

The invention discloses an adhesive composition suitable for bonding wood, in particular hardwood. The adhesive composition comprises a vinyl acetate-ethylene copolymer-based emulsion, a vinyl alcohol polymer, and a polyisocyanate. The process for preparing the adhesive composition and use of the same are also disclosed.

A SYNTHETIC BASED SELF SEAL ADHESIVE SYSTEM FOR PACKAGING

The present invention provides a waterbased self seal adhesive system utilizing a self seal adhesive gontaining no natural rubber. The self seal adhesive system is comprised of a transfer adhesive disposed on a transfer web and an anchor adhesive disposed on an anchor web with the two adhesives forming the seal for the package. The self seal adhesives bond to themselves when pressure is applied to close or seal the packaging material. When peeled apart, the adhesive splits, adhesively fails from either or both the front web or the back web, or destroys one or both of the substrates of the package. Primer coatings may also be used to enhance performance of the self seal adhesive.

ADHESIVE COMPOSITIONS AND METHODS OF USING THE SAME

A composition comprising a base oil in an amount from 5 to 95 wt %, an ethylene vinyl acetate copolymer resin, and an ester-soluble tackifying resin; wherein the ethylene vinyl acetate copolymer resin is present in an amount from 5 to 95 wt % based on the total weight of the ethylene vinyl acetate copolymer resin and the ester-soluble tackifying resin is provided. Methods for assembling or lubricating turbine engines are also provided.

ADHESIVE MASS

The invention relates to an adhesive mass, comprising a mixture containing at least one ethylene vinyl acetate copolymer with an ethylene vinyl acetate component of 30 to 70 wt. % and a rosin/pentaerithritol resin with a softening range of 80°C to 120°C, the resin component being between 20 and 40 wt.% based on the ethylene vinyl acetate copolymer, wherein the adhesive mass has a light transmission of at least 86% as per ASTM D 1003 and the adhesive mass has a Haze value of a maximum of 5% as per ASTM D 1003.

LOW ODOR, LIGHT COLOR, DISPOSABLE ARTICLE CONSTRUCTION ADHESIVE

We have found a novel spray-on adhesive composition made from components including a high melt index polymer and a high melt tackifier that interact to produce a composition that can form a low odor, light color, non-tacky, hot melt adhesive material that can be used in disposable article manufacture. The adhesive is thermally stable at hot melt application conditions, is low in cost, is easily applied and produces high quality disposable articles.

Process for the manufacture of paperboard cartons

This invention relates to an improvement in a process for forming a carton from paperboard stock comprising the steps: applying an aqueous based adhesive to select parts of a paperboard carton blank obtained from a paperboard feedstock; drying the aqueous based adhesive; folding the select parts of the adhesive coated carton blank onto cooperating parts of the paperboard blank; and, heat sealing the select and cooperating parts thereby forming the carton; wherein the aqueous based adhesive is comprised of a vinyl acetate/ethylene polymer formed by emulsion polymerization and having (a) a crystalline melting point (Tm) ranging from 35 to 110° C., preferably 50 to 90° C.; measured at a heat rate of 20° C./minute and, (b) a tensile storage modulus of at least 1×104 dynes/cm2 at 115° C. measured at 6.28 rad/sec.

Stable Adhesives From Urea-Denatured Soy Flour

The present invention provides an improved method of producing a stable urea-denatured soy flour-based adhesive having improved wet and dry strengths, with more efficient production and lower production costs. The method comprises heating soy flour until denatured and then adding urea to the denatured soy flour. The soy flour may be heated up to 40° C. to 100° C. for at least 15 to 500 minutes. Optionally, the method may also include adding a cross-linking agent to the soy flour/urea mixture and/or adding an emulsified or dispersed polymer. Adhesives prepared according to this invention offer increased stability and strength properties.

Enhanced polyisobutylene modified hot melt adhesive formulation

An improved hot melt adhesive includes a base polymer and a PIB modifier that is made up of a homopolymer of isobutylene wherein a predominant portion of the double bonds are in either an alpha position or a beta position. The modifier may function to improve the loop tack and/or the peel adhesion of the hot melt adhesive.

Adhesive blends for styrene polymers and articles

Tie-layer adhesives for styrene polymer resins are provided. The adhesive blend compositions are comprised of ethylene-vinyl acetate copolymer, styrene-butadiene-styrene triblock copolymer, ethylene-propylene rubber and graft-modified polyethylene.

Anisotropic conductive material and process for production thereof, and mounting body and process for production thereof

A process margin is improved and high connection reliability is obtained. Disclosed is an anisotropic conductive material including an adhesive composite and conductive particles dispersed in the adhesive composite, the adhesive composite containing a film forming resin, an ethylene vinyl acetate copolymer, a radical polymerizable resin, and a radical polymerization initiator, wherein the ethylene vinyl acetate copolymer to be used has a melt flow rate of not less than 400 g/10 min.

Meshless blanket for grass seed

A netless straw mat or blanket for grass seed and other such applications is formed by applying an adhesive to a layer of straw. The layer of straw is compressed and formed into a roll for distribution and use at an installation site.

FOAMED SHEET

... where the impact absorption rate a is an impact absorption rate (%) of a test piece A and the impact absorption rate b (%) after high-temperature compression is an impact absorption rate (%) acquired by storing the test piece A at 80° C. for 72 hours in the state of being compressed by 60% with respect to the initial thickness of the test piece A, thereafter releasing the compression state, and thereafter conducting measurement after a lapse of 24 hours at 23° C.

PRESSURE-SENSITIVE ADHESIVE SHEET

Provided is a PSA sheet that allows installation of a protection sheet with good shape precision on the surface of an object to be protected. The PSA sheet provided by this invention comprises a substrate whose primary component is a resin film and a PSA layer placed on one face of the substrate. The PSA sheet comprises a protection sheet part which is adhered to an adherend to protect it, a marginal part bounded from the protection sheet part by a tear-off line surrounding the protection sheet part, and a tear-aiding structure provided along the tear-off line. The PSA sheet is configured so that after the protection sheet part is adhered to the adherend, when the marginal part is pulled in a direction in which the PSA sheet is peeled off the adherend, the marginal part is torn off the protection sheet part. 1. A method for protecting a surface of an adherend comprising:attaching a pressure-sensitive adhesive sheet comprising a substrate which comprises a resin film and a pressure-sensitive adhesive layer placed on a first face of the substrate to the surface of the adherend, whereinthe pressure-sensitive adhesive sheet further comprises a protection sheet part to be adhered to an adherend to protect the adherend, a marginal part bounded from the protection sheet part by a tear-off line surrounding the protection sheet part, and a tear-aiding structure provided along the tear-off line, andremoving the marginal part from the protection sheet part by pulling the marginal part in a direction in which the pressure-sensitive adhesive sheet is peeled off the adherend and tearing the marginal part off the protection sheet part.2. The method according to claim 1 , being wound in a roll claim 1 , and comprising a plurality of the protection sheet parts serially arranged in the length direction of the pressure-sensitive adhesive sheet.3. The method according to claim 1 , wherein the tear-aiding structure comprises at least a cut hole or a groove.4. The method according to ...

HOT MELT ADHESIVE COMPOSITIONS COMPRISING BIOBASED EVA, METHODS AND ARTICLES THEREOF

A hot melt adhesive composition may include a biobased ethylene vinyl acetate (EVA) copolymer comprising a biobased carbon content as determined by ASTM D6866-18 Method B of 5% to 95%. A hot melt adhesive composition may also include a biobased ethylene vinyl acetate (EVA) copolymer at an amount ranging from 10 to 80 wt % of the hot melt adhesive composition, wherein the biobased EVA comprises a melt index (I2) as determined by ASTM D1238 in the range of 1.5 to 50 g/10 min measured with a load of 2.16 kg at 190° C.; and a tackfier at an amount ranging from 30 to 70 wt % of the hot melt adhesive composition.

METHOD FOR THE APPLICATION OF A LIQUID MULTICOMPONENT GLUE SYSTEM

AQUEOUS FLAME RETARDANT ADHESIVE COMPOSITION AND METHOD FOR PREPARING SAME

This invention relates to an aqueous flame retardant adhesive composition that is environment-friendly, reduces cost through replacement of organic flame retardant, improves layer separation of adhesive according to the addition of inorganic flame retardant, and exhibits excellent adhesive strength, low temperature stability, processability and extraction resistance, and a method for preparing the same.

ВОДНАЯ СВЯЗУЮЩАЯ КОМПОЗИЦИЯ, СОДЕРЖАЩАЯ СИНТЕТИЧЕСКИЙ ПОЛИМЕР И ЛЮПИНОВЫЙ БЕЛОК

Изобретение относится к водной связующей композиции, содержащей, по меньшей мере, один синтетический полимер и от 1 до 99 мас.% люпинового белка на основе соотношения сухих веществ. Изобретение также относится к получению водной связующей композиции, содержащей люпиновый белок; к связующей системе, содержащей водную связующую композицию и отвердитель; к способу изготовления изделия на древесной основе; к изготавливаемому таким способом изделию и к использованию связующей композиции или связующей системы для соединения одной или нескольких деталей из древесного материала с одной или несколькими дополнительными деталями из данного материала. Изобретение обеспечивает высокую прочность соединений, обладает благоприятными реологическими свойствами даже при высоком содержании белка. 7н. и 8 з.п. ф-лы, 6 табл., 3 пр.

Адгезивная композиция и элемент для прикрепления к коже человека

КЛЕЕВЫЕ КОМПОЗИЦИИ, ОБЛАДАЮЩИЕ ШИРОКИМ ИНТЕРВАЛОМ РАБОЧИХ ТЕМПЕРАТУР, И ИХ ПРИМЕНЕНИЕ

HEISSKLEBEMITTEL

Multi-layer protection film

Seam sealing method, product & device

Adhesive antimicrobial composition

Ethylene copolymer compositions for hot melt applications and process for the preparation thereof

A process is described for preparing compositions comprising ethylene copolymers, such as ethylene-acrylate or ethylene-vinyl acetate copolymers, and compatible liquid hydrocarbons which act as inexpensive plasticizers or extenders, the process enabling large quantities of inert, e.g. inorganic fillers to be incorporated more simply than previously proposed processes. The hydrocarbon is compatible if it satisfies the test that there is no observable exudation of hydrocarbon from the copolymer when 50 g. of powdered copolymer are mixed with 20 - 110 g. of hydrocarbon in a metal dish which is first heated to 120 DEG C to fuse the copolymer, second cooled and held at a temperature of -20 DEG C. for 18 hours, and third warmed to room temperature. The compositions may be prepared either in the form of free-flowing powders or aqueous dispersions, both of which have advantages when used in described situations as hot melt adhesives or coating compositions, especially for carpet backing techniques ...

ADHESIVE COMPOSITION

Adhesive Compositions

... 1,171,185. Laminates. BADISCHE ANILIN & SODA-FABRIK A.G. 18 Jan., 1967 [19 Jan., 1966], No. 2576/67. Heading B5N. [Also in Divisions B6 and C3] Polyolefines, e.g. polyethylene, polypropylene, polybutylene - 1 or poly - 4 - methyl - pentene-1 are bonded to each other or to concrete, metal, wood, woven or non-woven fabrics or paper using an adhesive comprising a copolymer of ethylene with vinyl acetate and/or vinyl propionate and/or acrylic compounds, bitumen and expandible polystyrene. In an example, a polyethylene sheet is bonded to a sheet of bitumen and ethylene copolymer using an adhesive composition containing an ethylenevinyl acetate copolymer, bitumen and unexpanded and pre-expanded expandible polystyrene in a mould for roofing elements using the steam injection method.

Improved adhesive for an absorbent article

A disposable absorbent article is described. The disposable absorbent article includes a topsheet forming at least a portion of a wearer-facing surface of the absorbent article; a backsheet forming at least a portion of a garment-facing surface of the absorbent article; an absorbent core disposed between the topsheet and the backsheet; and an adhesive for attachment of the disposable absorbent article to an undergarment. The adhesive is disposed on the garment-facing surface. The absorbent article exhibits a peel force of at least 1.0 N, more preferably about 1.1 N or most preferably about 1.2 N in accordance with the Peel Force test and leaves no residue on an undergarment in accordance with the Adhesive Residue test.

PROCEDURE FOR THE PRODUCTION OF CARDBOARD BOXES

ADHESIVE

COMBINATION OF MORE KLEBRIGMACHER AND POLY ALPHAOLEFIN OIL

AQUEOUS HIGH SPEED CONTACT STICKING MEANS CONTAINING MICRO HOLLOW BALLS.

WAX FOR HOT MELT ADHESIVE APPLICATIONS

NEW ADHESIVE COMPOSTIONS

Improved strength room temperature fluid adhesive composition and articles made with the same

A fluid adhesive composition is disclosed that includes a liquid carrier and a solid particle including a ethylene copolymer where the ethylene copolymer has a Melt Index as tested by ASTM D 1238 (190°C/2.16 kg) of less than 2.

HYBRID PLASTISOL/HOT MELT COMPOSITIONS

A multiple component adhesive composition is comprised of a polymeric reinforcing phase component and an adsorbent phase component, both as heterogeneously dispersed particulates in an adsorbed liquid component. The reinforcing phase component is substantially incompatible with the liquid component, the adsorbent phase component is compatible or substantially more compatible with the liquid component than is the reinforcing phase component, and the reinforcing phase and adsorbent phase components are partially compatible with one another. The composition has the rheological characteristics of a liquid dispersion and is capable of forming a molten blend at elevated temperatures that solidifies into a solid adhesive upon cooling. Hot-melt or other liquid compositions may also include nanoparticles at least partially exfoliated as a result of shear mixing.

THERMALLY EXPANDABLE COMPOSITIONS

The present application relates to a thermally expandable composition, which contains at least one peroxide cross-linking polymer, which does not contain glycidyl methacrylate as a polymerized monomer, contains at least one polymer which is polymerized with glycidyl methacrylate as a monomer to a portion of 2 to 20 wt.% relative to the respective polymer, contains at least one peroxide and at least one endothermic chemical blowing agent, moulded bodies containing said composition, and a method for sealing and filling cavities in components in order to reinforce or stiffen components, in particular, hollow components, and for the bonding of movable components using such a moulded body.

A permeable pressure sensitive adhesive.

The present invention relates to a pressure sensitive, hot melt processable adhesive composition comprising a polar plasticising oil and a polar polyethylene copolymer, and a layered adhesive construct and a medical device comprising the adhesive composition according to the invention.

LOW APPLICATION TEMPERATURE HOT MELT ADHESIVE

A low application temperature hot met adhesive composition and its use in carton, case or tray formation comprising from ethylene vinyl acetate with greater than 30 weight percent VA and having a melt index of at least 700 dg/min; a thermoplastic hydrocarbon resin derived from styrene, alpha-methylstyrene, and/or vinyltoluene, and polymers, copolymers and terpolymers thereof; a compatible adhesive promoting tackifier; and wax with a melting point of about 130 to 170°F (54 to 77°C); and optionally comprising ethylene vinyl acetate with less than about 30 weight percent by weight of vinyl acetate and having a melt index of about 400 to 2500 dg/min.

Polymer composition and molded article produced from the composition

Disclosed is a polymer composition which comprises: (A) a first base polymer comprising at least one thermoplastic polymer; (B) a second base polymer which comprises at least one thermoplastic polymer and which is incompatible with the first base polymer (A); and (C) an additive comprising at least one substance which is incompatible with both the first and second base polymers (A) and (B) and which shows a liquid or slurry state at the lower of the thermal decomposition point of the first base polymer (A) and the thermal decomposition point of the second base polymer (B), wherein the components (A), (B) and (C) cause phase separation from one another and the interface between any two phases of them forms a three-dimensional continuous parallel interface.

Process for the manufacture of paperboard cartons

HEAT-SEALING ADHESIVES

MANUFACTURE OF VINYL COPOLYMERS ETHYLENE/ESTER Of CARBOXYLIC ACID FROM RENEWABLE MATTERS, COPOLYMERS OBTAINED AND USES

Heat sealing adhesive tape and consumer product display

The object of the present invention provides a heat sealing adhesive tape which can adhere to various kinds of products to be treated comprising various polymer materials as the outer surface thereof in a sufficient heat sealing adhesive strength, and enables retention of the adhesive property even under a high heat and humidity. The object is resolved by providing a heat sealing adhesive tape comprising a base layer and a sealant layer formed on at least one surface of the base layer, the sealant layer comprising a hot melt composition comprising an ethylene-vinyl acetate copolymer, a styrenic block copolymer, and a tackifier, the composition having a melting point of 85° C. or lower and a melt flow rate (MFR) of 15.0 g/10 min. or less measured at 190° C. under a load of 2,160 g.

Method of forming an adhesive bond

A method of forming an adhesive bond between a first substrate and a second substrate includes applying a semi-crystalline polymeric adhesive composition to a bonding area of the first substrate, and, after applying, disposing the second substrate adjacent to and in contact with the composition to form a workpiece. After disposing, the method includes heating the workpiece to cure the composition and thereby form a thermoset polymeric adhesive material that is crosslinked. After heating, the method includes cooling the workpiece such that the material has a crystalline molecular structure. Concurrent to cooling, the method includes imposing a stress on the material to thereby orient the crystalline molecular structure in a desired direction, and, after imposing, dissipating the stress along the crystalline molecular structure in the desired direction to thereby form the adhesive bond between the first substrate and the second substrate.

Seal Stock Laminate

A method for producing a primary laminate including a tabstock by feeding a seal laminate comprising bottom food contact layers including a foil layer and a top polyester layer to a laminating station wherein either the foil layer of the underside of the polyester layer has been printed; simultaneously feeding a tabstock, which is narrower than the seal laminate, to the laminating station such that the bottom of the tabstock and the top polyester layer of the seal laminate come into contact to form a primary substrate, simultaneously feeding a plastic film stock; and continuously extruding a polymeric adhesive between the top face of the primary substrate and bottom surface of the plastic film stock.

Waterborne adhesives for reduced basis weight multilayer substrates and use thereof

The adhesive composition comprising emulsion polymers and microspheres and articles made therefrom are provided. The adhesive is particularly suitable for packages for consumer products that provide sufficient strength and thermal insulation while reducing the overall basis weight of the substrates.

WATERBORNE ADHESIVES FOR REDUCED BASIS WEIGHT MULTILAYER SUBSTRATES AND USE THEREOF

The adhesive composition comprising emulsion polymers and microspheres and articles made therefrom are provided. The adhesive is particularly suitable for packages for consumer products that provide sufficient strength and thermal insulation while reducing the overall basis weight of the substrates. 1. A method of making an article with improved structural integrity , comprising the steps of:(a) providing a first substrate having a first and a second side;(b) preparing an adhesive composition by combining (i) an emulsion-based polymer selected from the group consisting of vinyl acetate ethylene dispersion, polyvinyl acetate, polyvinyl acetate polyvinyl alcohol, dextrin stabilized polyvinyl acetate, polyvinyl acetate copolymers, vinyl acetate-ethylene copolymers, vinylacrylic, styrene acrylic, acrylic, styrene butyl rubber, polyurethane and mixtures thereof; (ii) about 0.5% to about 5%, based on the total weight of the adhesive, of a plurality of microspheres;(c) applying the adhesive onto the first side of the first substrate;(d) providing a second substrate having a first and a second side;(e) contacting the first side of the second substrate directly on the adhesive to form the article;(f) applying heat or radiation to expand the expandable microspheres; and(g) drying the adhesive to form a bond adhering the first and the second substrates;wherein the article has substantially similar thermal insulation loss with up to about 26% decrease in substrate basis weight than an article without the microspheres.2. The method of wherein the substrate is a fiberboard claim 1 , corrugated board claim 1 , SBS claim 1 , kraft paper claim 1 , coated paper claim 1 , oriented polypropylene film.3. The method of wherein the basis weight of the substrate ranges from 2 to 35 pounds per 1000 ft.4. The method of claim 1 , wherein the boards and papers comprise a portion of recycled fiber. The present invention relates to an adhesive and article that comprises a waterborne adhesive ...

FLOOR COVERING WITH UNIVERSAL BACKING AND METHODS OF MAKING AND RECYCLING

A dimensionally stable universal floor covering includes a tufted textile having stitches and a reinforcement layer of fibers and adhesive providing dimensional stability for the entire floor covering. The fibers and adhesive are mixed and then moved by an applicator towards the stitches. A slip path is formed to improve the movement of the fibers and adhesive. A releasable adhesive or gecko-like cover system is provided which also provides additional strength and stability and a releasable attachment of the universal floor covering to a supporting surface. 1. A method of manufacturing a universal floor covering which can be used as either a broadloom or modular floor covering , the method comprising the steps of:manufacturing either a broadloom or modular floor covering from a group of components including a tufted textile substrate having a primary backing substrate extending in a first direction and a plurality of yarns tufted through the primary backing substrate, the primary backing substrate having a face side and a back side opposite the face side, a portion of each yarn forming a stitch portion having an end that is located on the back side of the primary backing substrate, and spaces existing between the stitch portions;said group of components further including a composition pool having adhesive and reinforcement fibers;moving the tufted textile substrate relative to an applicator having an engagement surface, and providing space between the stitch portions of the yarns and the applicator;mixing the adhesive and reinforcement fibers for separating fibers and for moving fibers and adhesive against the engagement surface of the applicator;forming a slip path on the engagement surface of the applicator for separating the fibers and adhesive from frictional engagement with the applicator;applying controlled pressure with the applicator in a second direction towards the primary backing substrate and forming a relatively rigid reinforcement layer of fibers and ...

DIELECTRIC HEATING ADHESIVE FILM AND ADHESION METHOD USING DIELECTRIC HEATING ADHESIVE FILM

A dielectric welding film for welding a plurality of adherends of the same material or different materials through dielectric heating is provided. The dielectric welding film contains an A component in a form of a thermoplastic resin and a B component in a form of a dielectric filler, the A component including at least one resin selected from the group consisting of an olefin-vinyl acetate copolymer and a maleic anhydride-modified polyolefin, the olefin-vinyl acetate copolymer containing 2 mass % or more constituent unit derived from vinyl acetate. 1. A dielectric welding film configured to weld a plurality of adherends of the same material or different materials through dielectric heating , the dielectric welding film comprising:a thermoplastic resin as an A component; anda dielectric filler as a B component, whereinthe A component comprises at least one resin selected from the group consisting of an olefin-vinyl acetate copolymer and a maleic anhydride-modified polyolefin,the olefin-vinyl acetate copolymer comprises a 2 mass % or more constituent unit derived from vinyl acetate, andthe B component is at least one compound selected from the group consisting of zinc oxide, silicon carbide (SiC), and anatase-type titanium oxide.2. The dielectric welding film according to claim 1 , whereina constituent unit derived from olefin in the olefin-vinyl acetate copolymer and the maleic anhydride-modified polyolefin is derived from ethylene or propylene.3. The dielectric welding film according to claim 1 , wherein the B component is zinc oxide.4. The dielectric welding film according claim 1 , whereina mean particle size of the dielectric filler as the B component measured according to JIS Z 8819-2 (2001) is in a range from 0.1 μm to 30 μm.5. The dielectric welding film according to claim 1 , whereinthe B component generates heat when applied with a high-frequency wave ranging from 1 kHz to 300 MHz.6. A welding method using a dielectric welding film configured to weld a ...

ADHESIVE FOR LIGHT REDIRECTING FILM

The present disclosure relates to adhesives useful in preventing drifting during lamination of light redirecting films applied to photovoltaic cells. The adhesives of the present disclosure have other useful applications in bonding and/or affixing other solar energy components. 2. A light redirecting article according to claim 1 , wherein the adhesive has a dynamic shear at 100° C. greater than 30 N/(½ inch) and a peel adhesion value greater than 150 g/(½ inch).3. A light redirecting article according to claim 1 , wherein the adhesive has a dynamic shear at 100° C. greater than 30 N/(½ inch) and a peel adhesion value greater than 200 g/(½ inch).4. A light redirecting article according to claim 1 , wherein the adhesive has a dynamic shear at 100° C. from 20 N/(½ inch) to 130 N/(½ inch)and a peel adhesion value greater than 130 g/(½ inch).5. A light redirecting article according to claim 1 , wherein the adhesive has a dynamic shear at 100° C. from 20 N/(½ inch) to 135 N/(½ inch)and a peel adhesion value greater than 130 g/(½ inch).6. A light redirecting article according to claim 1 , wherein the adhesive has a dynamic shear at 100° C. from 20 N/(½ inch) to 125 N/(½ inch)and a peel adhesion value from 130 g/(½ inch) to 2000 g/(½ inch).7. A light redirecting article according to claim 1 , wherein the adhesive has a dynamic shear at 100° C. from 35 N/(½ inch) to 125 N/(½ inch)and a peel adhesion value from 125 g/(½ inch) to 1500 g/(½ inch).8. A light redirecting article according to claim 1 , wherein the adhesive is a heat activated adhesive.9. A light redirecting article according to claim 1 , wherein the adhesive is an ethylene vinyl acetate adhesive.10. A light redirecting article according to claim 1 , wherein the adhesive is an ethylene vinyl acetate adhesive composition that has been cured with UV radiation.11. A light redirecting article according to claim 1 , wherein the light redirecting article is an elongated strip.12. A light redirecting article according to ...

Lightweight environment-friendly polypropylene composite floor and preparation process thereof

The present invention provides is a lightweight environment-friendly polypropylene composite floor comprising, from top to bottom: 1) a scratch-resistant coating layer, 2) a super-transparent wear-resistant layer, 3) a decorative layer, 4) a first substrate layer, 5) a second substrate layer, 6) a bottom connective layer, and optionally 7) a back adhesive layer. Also provided is a preparation process of the composite floor.

PRESSURE-SENSITIVE ADHESIVE SHEET

Provided is a PSA sheet that allows installation of a protection sheet with good shape precision on the surface of an object to be protected. The PSA sheet provided by this invention comprises a substrate whose primary component is a resin film and a PSA layer placed on one face of the substrate. The PSA sheet comprises a protection sheet part which is adhered to an adherend to protect it, a marginal part bounded from the protection sheet part by a tear-off line surrounding the protection sheet part, and a tear-aiding structure provided along the tear-off line. The PSA sheet is configured so that after the protection sheet part is adhered to the adherend, when the marginal part is pulled in a direction in which the PSA sheet is peeled off the adherend, the marginal part is tom off the protection sheet part. 1. A pressure-sensitive adhesive sheet comprising a substrate and a pressure-sensitive adhesive layer placed on a first face of the substrate , whereinthe pressure-sensitive adhesive sheet comprises a protection sheet part to be adhered to an adherend to protect the adherend, a marginal part bounded from the protection sheet part by a tear-off line surrounding the protection sheet part, and a tear-aiding structure provided along the tear-off line,the substrate comprises a resin film as its primary component, andthe pressure-sensitive adhesive sheet is configured so that after the protection sheet part is adhered to the adherend, when the marginal part is pulled in a direction in which the pressure-sensitive adhesive sheet is peeled off the adherend, the marginal part is torn off the protection sheet part.2. The pressure-sensitive adhesive sheet according to being long and wound in a roll claim 1 , and comprising a plurality of the protection sheet parts serially arranged in the length direction of the pressure-sensitive adhesive sheet.3. The pressure-sensitive adhesive sheet according to claim 1 , wherein the tear-aiding structure comprises at least a cut hole or ...

METHOD OF PRODUCING A MULTILAYERED PRODUCT

In embodiments, the present invention relates to a method of producing a multilayered printed item, comprising: (a) providing a coating of curable composition comprising a polymer powder, at least one plasticizer, and at least one monomer and/or oligomer, onto the substrate or a thereon previously applied layer or coating; (b) heating the curable coating composition to a temperature of about 70-120° C., to provide a gelled curable coating; (c) providing a coating of curable composition comprising a polymer powder, at least one plasticizer, and at least one monomer and/or oligomer, onto the previously applied layer or coating; (d) heating the other curable as above, to provide second gelled curable coating; (e) before crosslinking is performed, the multilayer-coated substrate formed is heated to a temperature of about 130-160° C.; and (f) crosslinking the heated multilayer-coated substrate, by irradiation and/or subjection to heat at a temperature of about 165-190° C. 1. A method of producing a multilayered printed indicia or stencil with a process including a crosslinking step , comprising the steps of:providing a release coating on a substrate;providing a coating of a curable composition comprising a polymer powder, at least one plasticizer, and at least one monomer and/or oligomer, onto the substrate or a thereon previously applied layer or coating;heating the curable coating composition to a temperature of about 70° C. to about 120° C., to provide a gelled curable coating;providing a coating of another curable composition comprising a polymer powder, at least one plasticizer, and at least one monomer and/or oligomer, onto the previously applied layer or coating;heating the other curable coating composition to a temperature of about 70° C. to about 120° C., to provide second gelled curable coating;before crosslinking is performed, the multilayer-coated substrate formed by the providing steps is heated to a temperature of about 130° C. to about 160° C.; ...

SPANDEX FIBER HAVING IMPROVED ADHESIVE CHARACTERISTICS WITH HOT MELT ADHESIVE AND METHOD FOR MANUFACTURING SAME

The present invention relates to a spandex fiber and a method for manufacturing the same that is capable of providing excellent adhesive characteristics, by means of a hot melt adhesive, between the spandex fiber and a polypropylene nonwoven fabric or a polyethylene film, during a diaper-manufacturing process. The method for manufacturing a spandex fiber comprises the steps of: preparing a polyurethane urea solution as a spinning solution; and dry-spinning the spinning solution to obtain the spandex fiber, where the polyurethane urea solution contains, with respect to the weight of the solid content, about 0.1 to 30 wt. % of an ethylene vinyl acetate monomer or polymer, or a derivative thereof, a C9 hydrocarbon-based resin monomer or polymer, or a derivative thereof, a C5 hydrocarbon-based resin monomer or polymer, or a derivative thereof, or a C5/C9 hydrocarbon-based resin monomer or copolymer, or a derivative thereof. This application is a divisional of U.S. patent application Ser. No. 14/893,031 filed on Nov. 20, 2015, which is a 371 national phase application of PCT application No. PCT/KR2014/000114 filed on Jan. 7, 2014, which claims priority to Republic of Korea Patent Application No. 10-2013-0095836 filed on Aug. 13, 2013, which are incorporated by reference herein in their entirety.The present invention relates to a spandex fiber having improved adhesive characteristics with a hot melt adhesive and a method for manufacturing the same and, more particularly, to a spandex fiber having improved adhesive characteristics with a hot melt adhesive and a method for manufacturing the same, which can provide improved adhesive characteristics, by means of a hot melt adhesive, between the spandex fiber and a polypropylene nonwoven fabric or a polyethylene film during a diaper-manufacturing process, thereby enhancing the diaper production efficiency.In comparison to general fibers for medical use, the conventional medical spandex fibers display stronger adhesion to make ...

MODIFIED RESINS AND USES THEREOF

Modified thermoplastic hydrocarbon thermoplastic resins are provided, as well as methods of their manufacture and uses thereof in rubber compositions. The modified thermoplastic resins are modified by decreasing the relative quantity of the dimer, trimer, tetramer, and pentamer oligomers as compared to the corresponding unmodified thermoplastic resin polymers, resulting in a product that exhibits a greater shift in the glass transition temperature of the elastomer(s) used in tire formulations. This translates to better viscoelastic predictors of tire tread performance, such as wet grip and rolling resistance. The modified thermoplastic resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the modified thermoplastic resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, snow performance, and wet braking performance. 1. A modified thermoplastic resin prepared by polymerization of one or more monomers ,wherein the modified thermoplastic resin has a glass transition temperature (Tg) of between −50° C. and 160° C.,wherein the modified thermoplastic resin has a number average molecular weight of less than 3,000 g/mol,wherein the modified thermoplastic resin has a z-average molecular weight (Mz) of less than 9,000 g/mol,wherein the modified thermoplastic resin comprises less than or equal to 55 wt % oligomers by gel permeation chromatography (GPC), or less than or equal to 38 wt % by high resolution thermogravimetric analysis (TGA), andwherein oligomers consist of dimers, trimers, tetramers, pentamers, or a mixture thereof, of the one or more monomers.2. The modified thermoplastic resin of claim 1 , wherein:(a) the glass transition temperature (Tg) is between −50° C. and 160° C.;(b) the number average molecular weight is less than 1,000 g/mol; and/or(c) the z-average molecular weight is less than 9,500 g/mol.3. The modified ...

PRIMER FOR SOLAR CELL MODULE AND SOLAR CELL MODULE

Provided is a primer for a solar cell module which makes it possible to prevent peeling of a surface protective material from a sealing material over a long time, and a solar cell module manufactured using this primer. The primer includes 40 to 95 parts by mass of a polymerizable ester, 5 to 60 parts by mass of an adhesion promoter, and a polymerization initiator. The polymerizable ester includes at least one of an acryloyl group and a methacryloyl group. The adhesion promoter includes a functional group improvable is adhesion to an acrylic resin or a methacrylic resin, and an alkoxysilyl group. The polymerization initiator is configured to be able to initiate polymerization of the polymerizable ester. The content of the polymerization initiator is 0.1 to 10 parts by mass based on 100 parts by mass as a total of the polymerizable ester and the adhesion promoter. 1. A primer for a solar cell module , comprising:40 to 95 parts by mass of a polymerizable ester including at least one of an acryloyl group and a methacryloyl group;5 to 60 parts by mass of an adhesion promoter including a functional group that is improvable in adhesion to an acrylic resin or a methacrylic resin, and an alkoxysilyl group; anda polymerization initiator for initiating polymerization of the polymerizable ester, the content of which being 0.1 to 10 parts by mass based on 100 parts by mass as a total of the polymerizable ester and the adhesion promoter.2. The primer for a solar cell module according to claim 1 , wherein the adhesion promoter includes at least one of an acryloyl group and a methacryloyl group as the functional group.3. A solar cell module comprising:a solar cell provided with a light receiving face;a sealing material that is composed of a transparent resin including a silage coupling agent and covers the periphery of the solar cell;{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'as adhesive material that is composed of a cured product of the primer according to , and is ...

RESIN COMPOSITION, TONER FOR ELECTROPHOTOGRAPHY AND HOT MELT COMPOSITION

Provided is a resin composition which contains (A) a polyethylene wax satisfying the requirements (i)-(iv) described below and (B) at least one resin selected from the group consisting of thermoplastic resins and thermosetting resins, wherein the mass ratio of (A) to (B) is from 0.1/99.9 to 50/50. This resin composition is useful for providing a toner which can be fixed by means of a relatively-low-temperature heating body and has good offset resistance, and which is suppressed in increase of particle diameters even if the toner is stored for a long period of time. (i) The weight average molecular weight (Mw) is within the range from 400 to 1,500. (ii) The molecular weight distribution (Mw/Mn) is within the range from 1.2 to 2.5. (iii) The penetration as measured at 25° C. is 5 dmm or less. (iv) The melting point (Tm) is within the range from 50° C. to 110° C. 1. A resin composition comprising:a polyethylene wax (A) which satisfies requirements (i) to (iv) below:(i) a weight average molecular weight (Mw) of 400 to 1,500 as measured by GPC,(ii) a molecular weight distribution (Mw/Mn) of 1.2 to 2.5 as measured by GPC,(iii) a penetration index of 5 dmm or less as measured in accordance with JIS K 2207 at 25° C., and(iv) a melting point (Tm) of 50 to 110° C. as measured by differential scanning calorimetry (DSC); andat least one resin (B) selected from the group consisting of a thermoplastic resin and a thermosetting resin,wherein a mass ratio of (A) to (B) ((A)/(B)) is 0.1/99.9 to 50/50.2. The resin composition according to claim 1 , wherein the polyethylene wax (A) further satisfies requirement (v) below:{'sub': −50', 'all, '(v) a fraction of a heat of fusion (ΔH) derived from a peak at 50° C. or lower, relative to total heat of fusion (ΔH) derived from all peaks, being 1.0% to 5.0% as measured by differential scanning calorimetry (DSC).'}3. The resin composition according to claim 1 , wherein the polyethylene wax (A) further satisfies requirement (vi) below:(vi) a ...

FLOOR COVERINGS WITH UNIVERSAL BACKING AND METHODS OF MAKING, INSTALLING, AND RECYCLING

A dimensionally stable floor covering comprises a tufted textile substrate and a reinforcement layer attached to the textile substrate. The reinforcement layer includes an adhesive backing compound and reinforcement fibers surrounded by the adhesive backing. The fibers may form a continuous layer on the back side of the floor covering or may be dispersed within the adhesive backing compound. The adhesive backing compound may be hot water-soluble to facilitate recycling of the floor covering. The floor covering may optionally include additional backing layers (including cushions) and may be used as a broadloom carpet, a carpet tile, or other modular floor covering products. Methods of manufacturing, installing, and recycling the present floor coverings are also provided. 1. A recyclable floor covering having a universal reinforcing backing layer which can be applied to both broadloom and modular floor coverings , the recyclable floor covering comprising:a tufted textile substrate having a primary backing substrate extending in a first direction and a plurality of yarns tufted through the primary backing substrate, the primary backing substrate having a face side and a back side opposite the face side, a portion of each yarn forming a stitch portion having an end that is located on the back side of the primary backing substrate, and an interstitial space existing between the end of each stitch portion;a reinforcement layer of fibers laying predominately in the first direction and the fibers being in substantial alignment with each other for forming a reinforcement layer of the fibers that is substantially parallel to the backing substrate, the ends of the stitch portions engaging the reinforcement layer of fibers for separating the reinforcement layer of fibers from the backing substrate and the engagement of the reinforcement layer of fibers with the stitch portions providing dimensional stability for the entire floor covering, and the reinforcement layer of fibers ...

System and Method for Forming an Adhesion Promoter

The subject technology relates to an adhesion promoter that is applied to a surface for the purpose of adhesion and/or to facilitate application of various spray applied conformal coatings.

Starch-Based Hot Melt Adhesive

An exemplary embodiment of the present invention provides starch-based hot melt adhesive comprised of a composition including starch, a thermoplastic polymer, a tackifier, a plasticizer, and an adhesion promoter. The hot melt adhesive according to the exemplary embodiment of the present invention contains about 25 to 55 weight % of the starch which is infinitely renewable biomass, and, thus, it is less harmful and more eco-friendly and has a reduced manufacturing costs and is less sensitive to exhaustion of petroleum-based resources, as compared with the conventional hot melt adhesive mainly containing a petroleum-based material. Further, the hot melt adhesive according to the exemplary embodiment of the present invention imparts excellent adhesion strength and workability at the time of adhesion between different kinds of adherends such as a hydrophobic adherend and a hydrophilic adherend and can be applied to various fields such as packaging, bookbinding, construction, woodworking, and textile fields.

Liquid Adhesive Concentrate

Provided herein are compositions and methods of preparing a liquid adhesive concentrate and a liquid adhesive formulation for use as an adhesive in installing insulation on the outside or inside surface of a duct or ductwork. 1. A liquid adhesive concentrate , comprising: a polyvinyl alcohol-stabilized vinyl acetate-ethylene copolymer dispersion in a range from about 50% to about 90%,', 'a dry polymer in a range from about 10% to about 40%,', 'a surfactant in a range from about 0.3% to about 1.2%,', 'a defoamer in a range from about 0.1% to about 0.5%,', 'a biocide in a range from about 0.1% to about 0.3%, and', 'a dispersant in a range from about 0.3% to about 1.2%., 'a solid content, the solid content comprising,'}2. The liquid adhesive concentrate of claim 1 , further comprising vinyl acetate-ethylene in a range from about 10% to about 40%.3. The liquid adhesive concentrate of claim 1 , wherein the solid content is in a range from about 70% to about 80%.4. The liquid adhesive concentrate of claim 1 , wherein the solid content is 80% polyvinyl alcohol-stabilized vinyl acetate-ethylene copolymer dispersion claim 1 , 0.4% surfactant claim 1 , 0.3% defoamer claim 1 , 0.2% biocide claim 1 , 0.3% dispersant claim 1 , and 18% dry polymer.5. The liquid adhesive concentrate of claim 1 , wherein the dry polymer is selected from the group consisting of acrylic claim 1 , vinyl acetate-ethylene claim 1 , DP-2903 claim 1 , 2894 claim 1 , CPS 785A claim 1 , dry latex powders claim 1 , 5044 claim 1 , 5010 claim 1 , 4016 claim 1 , and a combination thereof.6. The liquid adhesive concentrate of claim 1 , wherein the surfactant is selected from the group consisting of non-ionic surfactants claim 1 , ethoxylate-based surfactants claim 1 , NP-40S claim 1 , 15-S-7 claim 1 , X-405 claim 1 , EH-9 claim 1 , CO-897 claim 1 , polymeric surfactants claim 1 , L-101 claim 1 , 502W claim 1 , nonylphenol ethoxylate surfactants claim 1 , and a combination thereof.7. The liquid adhesive ...

Pv cells and backsheet polyester films

Photovoltaic cells which comprise a back plane comprising a polyester film and an adhesive coating derived from an ethylene vinyl acetate copolymer and an oxazoline crosslinking agent and methods for forming the same are described.

DIELECTRIC HEATING OF FOAMABLE COMPOSITIONS

A method for dielectrically heating foamable composition to foam and set the composition is described. In particular, radio frequency (RF) heating is used to heat the foamable composition to provide insulation in the manufacture of an article. 1. A method for making an article comprising a substrate and a foamed composition comprising:(a) preparing a foamable composition comprising (i) a water-based polymer in water, (ii) a plurality of expandable microspheres having an initial expansion temperature range of from about 80° C. to about 110° C., and a maximum expansion temperature range of from about 90° C. to about 150° C., and (iii) optionally, an additive;(b) applying the foamable composition onto the substrate;(c) exposing the foamable composition to a dielectric heating for a time sufficient to induce expansion of the plurality of microspheres, thereby forming the foamed composition on the substrate,wherein the steps (b) and (c) are completed in less than one minute,wherein the foamed composition has a thickness of about 0.125-0.135 inches, and less than 10% of the substrate comprises wrinkles following formation of the foamed composition on the substrate.2. The method according to claim 1 , further comprising step (b2) claim 1 , which occurs after step (b) and prior to step (c) claim 1 , wherein step (b2) comprises applying a second substrate onto the foamable composition claim 1 , whereby the foamable composition is sandwich between the substrate and the second substrate.3. The method according to claim 1 , further comprising step (d) after step (c) claim 1 , wherein step (d) comprises exposing the article to direct heating.4. The method according to claim 1 , wherein the foamable composition has a water content greater than 20 wt % at step (b).5. The method according to claim 1 , wherein the substrate is selected from the group consisting of fibreboards claim 1 , chipboards claim 1 , corrugated boards claim 1 , corrugated mediums claim 1 , solid bleached ...

Adhesive Compositions for Nonwoven Applications

The present invention is related to a polymer blend, having a melt viscosity at 190° C. of 3,000 cP to 12,000 cP, and one or more tackifiers, having a softening point of 80° C. to 145° C., an aromaticity of 3 mol % to 11 mol % aromatic protons, and a Cloud Point of −10° C. to 15° C. for use in an adhesive composition. The polymer blend includes a first propylene-based polymer and a different second propylene-based polymer, both selected from a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin. 1. An adhesive composition comprising: [{'sub': 4', '10', '4', '10, '(i) a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin; and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin wherein the second propylene-based polymer is different than the first propylene-based polymer;'}, '(ii) ethylene-based polymer; or', '(iii) propylene-based homopolymer; and, '(a) a polymer blend comprising'} 'wherein the one or more tackifiers has a softening point as determined by ASTM E-28 of about 80° C. to about 145° C., an aromaticity of about 3 mol % to about 11 mol % aromatic protons, and a Cloud Point of about -10° C. to about 15° C.', '(b) one or more tackifiers;'}2. The adhesive composition of claim 1 ,wherein the polymer blend has a melt viscosity, measured at 190° C. of about 3,000 cP to about 12,000 cP; andwherein the polymer blend is present in the amount of about 50 wt % to about 90 wt % of the adhesive composition.3. The adhesive composition of claim 1 , wherein the polymer blend comprises the ethylene-based polymer selected from the group consisting of ethylene vinyl acetate and a polyethylene.4. The adhesive composition of claim 3 , wherein the ethylene vinyl acetate has about 15 wt % to about 40 wt % vinyl ...

Tire puncture sealing agent

An object of the present invention is to provide a tire puncture sealing agent that has excellent freeze resistance and that also exhibits excellent sealing properties even in a small liquid amount. The tire puncture sealing agent of the present invention contains: a rubber latex and/or a resin emulsion; a glycol ether represented by Formula (1) below; and a surfactant. In Formula (1), R 11 represents a hydrogen atom or an alkyl group. R 12 represents an alkyl group. p represents an integer of 1 or greater.

Hydrocarbon Tackifiers for Adhesive Compositions

The present invention is related to an adhesive composition comprising a 50-95 wt % polymer blend and a tackifier. The blend has a first and second propylene-based polymer, both different homopolymers of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin. The blend has a melt viscosity, measured at 190° C., of 1,000 to 30,000 cP. The tackifier has a softening point of 95° C. to 115° C., an aromaticity of 3 mol % to 10 mol % aromatic protons, and a Cloud Point of 40° C. to 65° C. 1. An adhesive composition comprising: [{'sub': 4', '10', '4', '10, 'a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin; a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a Cto Calpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer;'}, 'wherein the polymer blend has a melt viscosity, measured at 190° C. of about 1,000 to about 30,000 cP and', 'wherein the polymer blend is present in the amount of about 50 wt % to about 95 wt % of the adhesive composition;, '(a) a polymer blend comprising'} 'wherein tackifier has a softening point as determined by ASTM E-28 of about 95° C. to about 115° C., an aromaticity of about 3 mol % to about 10 mol % aromatic protons, and a Cloud Point of about 40° C. to about 65° C.; and', '(b) a tackifier;'}(c) a wax.2. An adhesive composition comprising:(a) a polymer blend comprising an ethylene-based polymer or a propylene-based homopolymer;(b) a tackifier;wherein tackifier has a softening point as determined by ASTM E-28 of about 95° C. to about 115° C., an aromaticity of about 3 to about 10 mol % aromatic protons, and a Cloud Point of 40 to about 65° C.; and(c) a wax.3. The adhesive composition of claim 2 , where the ethylene-based polymer is selected from the group ...

Use of a particular ethylene-butyl acrylate copolymer in a hot-melt adhesive composition that is transparent in the molten state

The invention also relates to the use of the corresponding hot-melt adhesive composition for the production of a manufactured article.

ELECTRICALLY CONDUCTIVE ADHESIVE

An electrically conductive adhesive composition, free of metals and metal salts, includes an adhesive polymer component selected from polyethylene-vinyl acetate, polyolefin elastomers, polyvinyl butyral, poly(acrylic acid), polyacrylates and poly(methyl methacrylate) from 5% to 40% by weight, an electrically conductive component including acetylene or carbon black nanoparticles, carbon nanotubes, and flakes or plates of graphene or graphene derivatives from 60% to 95% by weight, percentages by weight of the adhesive polymer component and electrically conductive component, the electrically conductive component consisting of acetylene or carbon black nanoparticles from 15% to 45% by weight, carbon nanotubes from 5% to 25% by weight, and flakes or plates of graphene or graphene derivatives from 35% to 70% by weight, percentages by weight of the electrically conductive component, and a solvent compatible with the adhesive polymer component from 50% to 90% by weight of the electrically conductive adhesive composition.

VINYL ACETATE-ETHYLENE / ACRYLIC POLYMER EMULSIONS AND PRODUCTS AND METHODS RELATING THERETO

Methods of producing hybrid polymer emulsions by incorporating a vinyl acetate-ethylene copolymer dispersion as the seed for subsequent polymerization of an acrylic and/or methacrylic monomer mixture are described. In certain embodiments, new particle formation is observed. Also described are the resulting polymeric products. And hybrid polymer emulsions formed from the methods with pressure sensitive adhesion performance are also described. 1. A polymer emulsion comprising: 'wherein the (meth)acrylic polymers or copolymers is prepared by polymerization and/or copolymerization of a (meth)acrylic monomer mixture.', 'a combination of particles that include both VAE copolymers and (meth)acrylic polymers or copolymers, and optionally particles that include only (meth)acrylic polymers or copolymers,'}2. The polymer emulsion of wherein the vinyl acetate-ethylene copolymer comprises from about 0.05% to about 95% by weight of the total polymer weight.3. The polymer emulsion of wherein the vinyl acetate-ethylene copolymer comprises at least 10% by weight of the total polymer weight.4. The polymer emulsion of wherein the vinyl acetate-ethylene copolymer comprises at least 20% by weight of the total polymer weight.5. The polymer emulsion of wherein the vinyl acetate-ethylene copolymer comprises at least 50% by weight of the total polymer weight.6. The polymer emulsion of wherein the vinyl acetate-ethylene copolymer comprises at least 75% by weight of the total polymer weight.7. The polymer emulsion of wherein the vinyl acetate-ethylene copolymer comprises at least 85% by weight of the total polymer weight.8. The polymer emulsion of wherein the monomer mixture comprises at least 5% by weight of the total polymer weight.9. The polymer emulsion of wherein the monomer mixture comprises one or more monomers selected from the group consisting of methyl acrylate claim 1 , methyl methacrylate claim 1 , ethyl acrylate claim 1 , ethyl methacrylate claim 1 , butyl acrylate claim 1 , ...

Compositions Containing Rosin Esters and Ethylene Polymers

Disclosed are compositions which include an ethylene polymer derived from at least one polar monomer with one or more ester groups, which polymerize with ethylene, (e.g., a copolymer, or low molecular weight copolymer having a relatively high melt index, derived from ethylene and vinyl acetate and/or a copolymer, or low molecular weight copolymer having a relatively high melt index, derived from ethylene and «-buty! acrylate) and a rosin ester. The rosin ester can have a low hydroxy! number (e.g., a hydroxy! number six or five or less), a low acid number (e.g., an acid number of ten or less), a relatively low PAN number (e.g., a PAN number less than twenty-two or in between eight and twenty), a relatively high third moment or third power average molecular weight (Mz), (e.g., an Mz value in between 2500 and 12000 g/mol), a low sulfur content (e.g., a sulfur content lower than 600 ppm prior to antioxidant addition) or combinations thereof. The compositions can exhibit a high heat stress resistance (e.g., a heat stress pass temperature value higher than 52° C. or in between 48° C. and 60° C.) and/or improved viscosity stability and/or color stability upon thermal aging and/or improved compatibility. 1. A composition comprising ,(a) a polymer derived from ethylene polymer derived from at least one polar monomer with one or more ester groups, which polymerize with ethylene, and{'sub': 'z', '(b) a rosin ester having a hydroxyl number and an Mvalue and a sulfur content,'}wherein the rosin ester has a hydroxyl number of seven or less, and{'sub': 'z', 'wherein the rosin ester has a Mvalue between 2500 and 12000,'}wherein the obtained stripped rosin ester after the esterification reaction, prior to adding any sulfur-containing antioxidant or sulfur containing additive, has a first sulfur ppm content value, and wherein the rosin has a second sulfur ppm content value, and wherein the first sulfur ppm content value minus the second sulfur ppm content value is lower than 200.2. ...

Hot melt adhesive

Disclosed is a hot melt adhesive comprising: (A) an ethylene-based copolymer; (B) a polyester polyol; and (C) a wax, wherein the wax (C) includes both (C1) a Fischer-Tropsch wax and (C2) a petroleum wax. The hot melt adhesive can be applied at a low temperature, and also has a suitably long open time and is excellent in adhesion to a paper. The hot melt adhesive can be used preferably for producing a paper product. A paper product obtainable by using the hot melt adhesive is also provided.

METHOD AND PROCESS TO LAMINATE SUBSTRATES USING AN ADHESIVE TAPE

The present invention discloses a method and process to laminate packaging substrates using an adhesive tape. The tape has a first heat activated adhesive which is activatable at a first temperature and a second heat activated adhesive which is activatable at a second temperature and both of which are alternatively coated on at least one surface of the tape. The method consists of laminating this aforementioned tape to a packaging substrate by following the process of: placing this tape in or on a laminating machine over the packaging substrate, heating the tape while making contact with the packaging substrate, cooling the packaging laminate until the first heat activated adhesive is set and cutting a predetermined portion of the packaging laminate before a second adhesive occurs between the tape and the packaging laminate. 1) A method for laminating a tape having a first heat activated adhesive which is activatable at a first temperature and a second heat activated adhesive which is activatable at a second temperature coated in alternating narrow bands at least on one surface of the tape , to a packaging substrate , the process comprising the steps of:a) positioning in or on a laminating machine the tape at a predetermined position over the packaging substrate;b) heating the tape at least to the second temperature while contacting the tape with the packaging substrate to form a packaging laminate;c) cooling the packaging laminate for setting said first heat activated adhesive to provide a first adhesion between the adhesive tape and the packaging substrate; andd) cutting a predetermined portion of the packaging laminate before a second adhesion occurs between the tape and the packaging laminate when the second heat activated adhesive is set to permanently fix the tape to the substrate.2) The method of ) claim 1 , wherein in step 1)b) claim 1 , the tape is heated by heat generated by the laminating machine.3) The method of ) claim 1 , wherein in step 1)b) claim 1 , ...

SEALING WEB ACTIVATABLE WITHOUT OPEN FLAME AND HAVING A HOT-MELT ADHESIVE COATING, AND METHOD FOR APPLYING SAID SEALING WEB

Composite films include a water-impermeable substrate layer composed of plastic having a coating. In such composite films, the hot-melt adhesive can also be activated in a contactless manner from the side of the composite film opposite the hot-melt adhesive layer. In the application of roof membranes, this leads to the advantage that the membrane no longer has to be moved after the activation of the hot-melt adhesive and can be laid in final positions of the membrane even before the activation of the hot-melt adhesive. In addition, by such composite films, the need to activate the hot-melt adhesive by open flames is avoided and thus the hazard potential of the processing is significantly reduced. Further, a method applies corresponding composite films to a substrate wherein the hot-melt adhesive layer is activated and melted by an inductor. 1. A composite film comprising a water-impermeable substrate layer composed of plastic with a coating comprising a flat element composed of an electrically conductive material and a hotmelt adhesive.2. The composite film as claimed in claim 1 , wherein the flat element composed of an electrically conductive material takes the form of a metal foil or metal mesh.3. The composite film as claimed in claim 1 , wherein the flat element composed of an electrically conductive material consists of a metal or metal alloy.4. The composite film as claimed in claim 2 , wherein the flat element composed of an electrically conductive material takes the form of a metal weave embedded into a hotmelt adhesive.5. The composite film as claimed in claim 1 , wherein the flat element composed of an electrically conductive material has a thickness in the range from 1 to 500 μm.6. The composite film as claimed in claim 1 , wherein the water-impermeable substrate layer is based on a thermoplastic polyolefin or PVC.7. The composite film as claimed in claim 1 , wherein hotmelt adhesive is based on ethylene-vinyl acetate.8. The composite film as claimed in ...

ARTICLE COMPRISING A WATER-BASED TOP-COAT

An article includes a substrate and a top-coat having a first side disposed on and in direct contact with the substrate and a second side that is outermost and exposed to the environment. The top-coat includes a first polymer chosen from acrylic polymers, acrylonitrile butadiene, butyl rubber, cellulose acetate, cellulose butyrate, epoxy resins, ethylene-vinyl acetate copolymers, modified ethylene-vinylacetate, vinyl acetate copolymers, ethylene-(meth)acrylic acid ionomers, vinylidene chloride copolymers, ethylene-(meth)acrylate copolymers, polyesters, natural rubber, neoprene, phenolic polymers, polyurethanes, polyvinyl acetate, polyvinyl alcohol, styrene butadiene rubber, casein, dextrin, starch, polysaccharides, copolymers of two or more thereof and combinations of two or more thereof; and combinations of any two or more thereof, a second polymer different than the first polymer and chosen from ethylene-acrylic acid copolymers, oxidized polyethylenes, ethylene-vinyl acetate copolymers, oxidized ethylene-vinyl acetate copolymers, maleated polyolefins, homopolymers of polyethylene, homopolymers of polypropylene, and combinations of any two or more thereof, and water. 1. An article comprising:a substrate; anda top-coat composition,wherein said top-coat composition has a first side disposed on and in direct contact with said substrate and a second side that is outermost and exposed to the environment, andwherein said top-coat composition comprises:(a) a first polymer selected from the group consisting of acrylic polymers, acrylonitrile butadiene, butyl rubber, cellulose acetate, cellulose butyrate, epoxy resins, ethylene-vinyl acetate copolymers, modified ethylene-vinylacetate, vinyl acetate copolymers, ethylene-(meth)acrylic acid ionomers, vinylidene chloride copolymers, ethylene-(meth)acrylate copolymers, polyesters, natural rubber, neoprene, phenolic polymers, polyurethanes, polyvinyl acetate, polyvinyl alcohol, styrene butadiene rubber, casein, dextrin, starch, ...

Modified resins and uses thereof

Modified thermoplastic hydrocarbon thermoplastic resins are provided, as well as methods of their manufacture and uses thereof in rubber compositions. The modified thermoplastic resins are modified by decreasing the relative quantity of the dimer, trimer, tetramer, and pentamer oligomers as compared to the corresponding unmodified thermoplastic resin polymers, resulting in a product that exhibits a greater shift in the glass transition temperature of the elastomer(s) used in tire formulations. This translates to better viscoelastic predictors of tire tread performance, such as wet grip and rolling resistance. The modified thermoplastic resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the modified thermoplastic resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, snow performance, and wet braking performance.

Hydrophobic vinyl ester copolymer dispersions

An aqueous copolymer dispersion is obtained by emulsion polymerization of a monomer mixture comprising, as main monomers, 10 to 35 weight % of ethylene, 30 to 60 weight % of a vinyl ester of a carboxylic acid having 1 to 9 carbon atoms and 15 to 50 weight % of a vinyl ester of a branched carboxylic acid having 3 to 15 carbon atoms. The monomer mixture also contains 0.1 to 10 weight % of an ethylenically unsaturated monocarboxylic or dicarboxylic acid having 3 to 4 carbon atoms and 0.1 to 10 weight % of a methacrylic or acrylic acid ester modified with epoxide groups and/or hydroxyl groups. The dispersion is stabilized with 0.02 to 2 weight % of a protective colloid, 0.01 to 5 weight % of a non-ionic surfactant and 0.01 to 5 weight % of an anionic surfactant. All weight percentages are based on the total weight of the main monomers.

SHEET FOR FORMING LAMINATE, AND METHOD FOR PRODUCING LAMINATE

The present invention provides a sheet for forming a laminate, mainly composed of EVA, wherein the sheet allows a sufficient removal of air bubbles in a laminate to be performed by a step of pressurizing the laminate by using nip rolls, and allows a satisfactory laminate to be produced, and provides a method for producing the laminate. 1. A sheet for forming a laminate used in a method for producing a laminate comprising a step of application of pressure by using nip rolls , whereinthe sheet for forming a laminate is formed of a composition comprising an ethylene-vinyl acetate copolymer and a cross-linking agent,the content of vinyl acetate in the ethylene-vinyl acetate copolymer is 30% by mass or more in relation to the ethylene-vinyl acetate copolymer, andthe melt flow rate according to JIS-K7210 of the ethylene-vinyl acetate copolymer is 5 g/10 min or less.2. The sheet for forming a laminate according to claim 1 , wherein the content of vinyl acetate in the ethylene-vinyl acetate copolymer is 30 to 50% by mass in relation to the ethylene-vinyl acetate copolymer.3. The sheet for forming a laminate according to claim 1 , wherein the melt flow rate according to JIS-K7210 of the ethylene-vinyl acetate copolymer is larger than 0 g/10 min and 5 g/10 min or less.4. The sheet for forming a laminate according to claim 1 , wherein the viscosity range of the ethylene-vinyl acetate copolymer at 60° C. to 110° C. is 1.0×10to 3.0×10Pa·s claim 1 , and the viscosity variation rate (r) of the ethylene-vinyl acetate copolymer for the temperature change from 60° C. to 90° C. claim 1 , as calculated by the following formula (I) is 90% or less:{'br': None, 'i': 'r', 'sub': 60° C.', '90° C.', '60° C., '=(η−η)/η)×100(%)\u2003\u2003(I)'}{'sub': 60° C.', '90° C., 'where r represents the viscosity variation rate, ηand ηrepresent the viscosity at 60° C. and the viscosity at 90° C. of the ethylene-vinyl acetate copolymer, respectively.'}5. The sheet for forming a laminate according to claim ...

Floor covering with universal backing and methods of making and recycling

A dimensionally stable universal floor covering includes a tufted textile having stitches and a reinforcement layer operatively connected to the stitches to provide dimensional stability for the entire floor covering. The reinforcement layer is made of fibers and adhesive that are formed into a reinforcement layer of laminated fibers that is operatively connected to the stitches and/or the fibers and adhesive are formed into a layer of fibers and adhesive that is contained within the stitches. The fibers and adhesive are mixed and then moved by an applicator toward the stitches. A curved slip path is formed on a curved portion of the applicator to improve the movement of the fibers and adhesive toward the stitches. A removable tip portion on the end of the curved portion of the applicator improves the penetration of the adhesive and provides compression of the fibers towards the ends of the stitches. A releasable adhesive cover system is provided to cover the layer of fibers for providing additional strength and stability and for providing a releasable attachment of the universal floor covering to a supporting surface.

AQUEOUS FLAME RETARDANT ADHESIVE COMPOSITION AND METHOD FOR PREPARING THE SAME

This invention relates to an aqueous flame retardant adhesive composition that is environment-friendly, can reduce cost of production through replacement of organic flame retardant, improve layer separation of adhesive according to the addition of inorganic flame retardant, and exhibit excellent adhesive force and low temperature stability, and a method for preparing the same. 1. An aqueous flame retardant adhesive composition comprisingbase resin; andaqueous polyvinyl chloride emulsion,wherein the base resin is selected from the group consisting of vinylacetate-ethylene copolymer, acryl-based resin, urethane-based resin, and silicon-based resin, andthe base resin and aqueous polyvinyl chloride emulsion are comprised at the weight ratio of 90:10 to 10:90 on the basis of solid contents.2. The aqueous flame retardant adhesive composition according to claim 1 , wherein the base resin and aqueous polyvinyl chloride emulsion are comprised at the weight ratio of 90:10 to 60:40 on the basis of solid contents.3. The aqueous flame retardant adhesive composition according to claim 1 , wherein the base resin is aqueous emulsion.4. The aqueous flame retardant adhesive composition according to claim 1 , wherein polyvinyl chloride in the aqueous polyvinylchloride emulsion has average particle diameter(D[4 claim 1 ,3]) of 100 nm to 1 μm claim 1 , and weight average molecular weight of 45 claim 1 ,000 g/mol to 300 claim 1 ,000 g/mol.5. The aqueous flame retardant adhesive composition according to claim 1 , further comprising a plasticizer.6. The aqueous flame retardant adhesive composition according to claim 5 , wherein the plasticizer is a cyclohexane dicarboxylate-based compound comprising two Calkyl groups in the molecule.7. The aqueous flame retardant adhesive composition according to claim 5 , wherein the plasticizer comprises di(2-ethylhexyl)cyclohexane-1 claim 5 ,4-dicarboxylate claim 5 , diisononylcyclohexane-1 claim 5 ,2-dicarboxylate claim 5 , di(2-ethylhexyl)cyclohexane- ...

HOT MELT ADHESIVE COMPOSITION COMPRISING AT LEAST ONE PARTICULAR ALDEHYDE SCAVENGER

The present invention relates to a hot melt adhesive composition comprising at least one particular aldehyde scavenger, and the use of said aldehyde scavenger(s) to remove or reduce the volatile organic compound(s) (VOC), particularly volatile aldehyde(s) of a hot melt adhesive composition. 3. Hot melt adhesive composition according to claim 1 , wherein the thermoplastic polymer(s) is (are) chosen from Styrene Block Copolymers and Ethylene-Vinyl-Acetate.4. Hot melt adhesive composition according to claim 3 , wherein the thermoplastic polymer(s) is (are) chosen from Styrene Block Copolymers.5. Hot melt adhesive composition according to claim 1 , wherein the thermoplastic polymer(s) is (are) chosen from Polyolefin.6. Hot melt adhesive composition according to claim 1 , wherein the tackifying resin(s) comprises (comprise) one or several carbon-carbon double bond(s).7. Hot melt adhesive composition according to claim 1 , wherein the tackifying resin(s) comprises (comprise) no carbon-carbon double bond.9. Hot melt adhesive composition according to claim 1 , wherein the aldehyde scavenger(s) is (are) chosen among: 2-aminobenzamide claim 1 , 3-aminobenzamide claim 1 , 1 claim 1 ,8-diaminonaphthalene claim 1 , 2-aminobenzenesulfonamide claim 1 , benzene-1 claim 1 ,2-diamine claim 1 , and mixture thereof.10. Hot melt adhesive composition according to claim 1 , wherein the aldehyde scavenger(s) is (are) 2-aminobenzamide.11. Hot melt adhesive composition according to claim 1 , wherein the aldehyde scavenger(s) is (are) present in an amount ranging from 0.09% to 0.5% by weight of the total weight of the hot melt adhesive composition.12. Hot melt adhesive composition according to claim 1 , wherein said composition comprises:E—from about 0.1% to about 2% by weight of at least one antioxidant; relative to the total weight of the hot melt adhesive composition.13. Assembly product comprising at least two substrates bonded by at least one hot melt adhesive composition as defined in . ...

COMPOSITIONS CONTAINING ROSIN ESTERS

Disclosed are compositions which include an ethylene polymer derived from at least one polar monomer with one or more ester groups, and a rosin ester. The rosin ester can have a low hydroxyl number (e.g., a hydroxyl number seven or less), a low acid number (e.g., an acid number of ten or less), a relatively low PAN number (e.g., a PAN number less than twenty-five), a relatively high third moment or third power average molecular weight (Mz), (e.g., an Mz value in between 2500 and 12000 g/mol), a low sulfur content (e.g., a sulfur content lower than 600 ppm prior to antioxidant addition) or combinations thereof. The compositions can exhibit a high heat stress resistance (e.g., a heat stress pass temperature value higher than 52° C. or in between 48° C. and 60° C.) and/or improved viscosity stability and/or color stability upon thermal aging and/or improved compatibility. 1. A rosin ester derived by esterification of a rosin , wherein the rosin ester is prepared by a process consisting essentially of:contacting reactants consisting essentially of a rosin, a carboxylic acid moiety, and an alcohol at a temperature of at least 170° C.;esterifying the reactants at a maximum temperature of 300° C. in the absence or presence of an esterification catalyst and in the absence of a disproportionation catalyst, or with less than 0.05% by weight of a disproportionation catalyst, forming a rosin ester;stripping off residual reactants and volatiles to recover the rosin ester; a hydroxyl number of seven or less,', {'sub': 'z', 'a Mvalue as determined using gel permeation chromatography (GPC) as described in ASTM D5296-05, between 2500 and 12000 g/mol,'}, 'a first sulfur ppm content of <1000 ppm,', 'a softening point of >100° C.,', 'a PAN number of <25., 'wherein the recovered rosin ester has'}2. The rosin ester of claim 1 , wherein the process for preparing the rosin ester further comprising adding at least an antioxidant or an additive to the recovered rosin ester claim 1 , for a ...

Sealing film suitable for food packaging and preparation method thereof

A sealing film suitable for food packaging is provided, which adopts the following solution. The sealing film comprises, in sequence, a PET layer, a VMPET layer and a PE layer from inside to outside, wherein the PE layer comprises 100-110 parts of PE, 15-20 parts of EVA, 15-20 parts of EAA, 55-60 parts of HDPE and 10-15 parts of LLDPE in parts by mass. In this manner, the addition of HDPE and LLDPE into the PE layer is intended to enhance the tensile strength of the sealing film.

MANUFACTURE OF ETHYLENE/CARBOXYLIC ACID VINYL ESTER COPOLYMERS FROM RENEWABLE MATERIALS, COPOLYMERS OBTAINED AND USES

A process for the manufacture of copolymers of ethylene and of at least one vinyl ester, including the following steps: a) fermentation of renewable starting materials so as to produce at least one alcohol comprising ethanol; b) dehydration of the alcohol obtained so as to produce at least one alkene comprising ethylene and, optionally, purification of the alkene so as to obtain ethylene, c) copolymerization of the ethylene with at least one vinyl ester, d) isolation of the copolymer obtained. Also, the copolymers of ethylene and of at least one vinyl ester in which the ethylene is at least partly obtained from renewable starting materials, and to uses thereof. 1. A copolymer of ethylene and of at least one carboxylic acid vinyl ester , in which the ethylene is at least partially obtained from renewable starting materials.2. The copolymer as claimed in claim 1 , in which at least a portion of the carbon atoms of the carboxylic acid vinyl ester is of renewable origin.3. The copolymer as claimed in claim 1 , characterized in that it is a terpolymer of ethylene claim 1 , of at least one carboxylic acid vinyl ester and of at least one unsaturated carboxylic acid anhydride claim 1 , in which optionally at least a portion of the carbon atoms of the unsaturated carboxylic acid anhydride are of renewable origin.4. The copolymer as claimed in claim 1 , characterized in that it a terpolymer of ethylene claim 1 , of at least one vinyl ester and of at least one unsaturated carboxylic acid ester claim 1 , such as a carboxylic acid acrylic or methacrylic ester claim 1 , in which optionally at least a portion of the carbon atoms of the unsaturated carboxylic acid ester are of renewable origin.5. The copolymer as claimed in claim 1 , characterized in that it is chosen from:random copolymers of ethylene and of at least one carboxylic acid vinyl ester, in particular random copolymers of ethylene and of vinyl acetate and random copolymers of ethylene and of vinyl propionate;random ...

Dielectric heating of foamable compositions

A method for dielectrically heating foamable composition to foam and set the composition is described. In particular, radio frequency (RF) heating is used to heat the foamable composition to provide insulation in the manufacture of an article.

Heat-shrinkable tube, heat-shrinkable cap, and method of waterproofing electrical wire bundle

A heat-shrinkable tube or heat-shrinkable cap includes an adhesive layer disposed on the inner surface thereof, the adhesive layer including a low-viscosity adhesive layer formed of a resin having a viscosity of 10 Pa·s or less at a shear rate of 1 s −1 at the heat shrinkage temperature and a viscosity of 100 Pa·s or more at a shear rate of 1 s −1 at the maximum continuous use temperature. The heat-shrinkable tube or heat-shrinkable cap is used for waterproofing an exposed portion of electrical wires of an electrical wire bundle such as a wire harness, in which merely by placing the heat-shrinkable tube or heat-shrinkable cap over the exposed portion of electrical wires, waterproofing and water blocking between strands can be achieved, and outflow of the resin during heat shrinking does not occur. A method of waterproofing an electrical wire bundle uses the heat-shrinkable tube or heat-shrinkable cap.

WATERBORNE ADHESIVES FOR REDUCED BASIS WEIGHT MULTILAYER SUBSTRATES AND USE THEREOF

The adhesive composition comprising emulsion polymers and microspheres and articles made therefrom are provided. The adhesive is particularly suitable for packages for consumer products that provide sufficient strength and thermal insulation while reducing the overall basis weight of the substrates. 1. An adhesive to decrease the basis weight of a substrate comprising:(a) an emulsion-based polymer selected from the group consisting of vinyl acetate ethylene dispersion, polyvinyl acetate, polyvinyl acetate polyvinyl alcohol, dextrin stabilized polyvinyl acetate, polyvinyl acetate copolymers, vinyl acetate-ethylene copolymers, vinylacrylic, styrene acrylic, acrylic, styrene butyl rubber, polyurethane and mixtures thereof; and(b) about a plurality of microspheres, wherein the microspheres have a volume of about 10 to about 50V/V % in the adhesive.2. The adhesive of claim 1 , wherein the microspheres are radiation and/or heat expandable polymeric microspheres having an expansion temperature (T) of about 80° C. to about 135° C. and a maximum expansion temperature (T) of about 120° C. to about 200° C.4. The method of wherein the substrate is a fiberboard claim 2 , corrugated board claim 2 , SBS claim 2 , kraft paper claim 2 , coated paper claim 2 , oriented polypropylene film.5. The method of wherein the basis weight of the substrate ranges from 2 to 35 pounds per 1000 ft.6. The method of claim 3 , wherein the boards and papers comprise a portion of recycled fiber. The present invention relates to an adhesive and article that comprises a waterborne adhesive interposed between multilayer substrates.Multilayer sheet articles comprise individual substrates bonded together with adhesives. Typically, cellulosic sheet, e.g., paperboard, cardboard, paper, coated paper, films, are bonded together with waterborne adhesives to form containers for consumer products such as cups, food containers, cases, cartons, bags, boxes, envelopes, wraps, clamshells, and the like.Heavier basis ...

SOLAR PANEL

The present disclosure relates to a solar panel, including a frosted protective film, an adhesive layer, a water blocking film, a front package film, a thin film battery chip, a rear package film, and a back plate which are sequentially laminated. 1. A solar panel , comprising: a frosted protective film , an adhesive layer , a water blocking film , a front package film , a thin film battery chip , a rear package film , and a back plate which are sequentially laminated.2. The solar panel according to claim 1 , wherein the frosted protective film is provided with a granular structure on a plane where light is received.3. The solar panel according to claim 1 , wherein the frosted protective film is provided with a trench structure on a plane where light is received.4. The solar panel according to claim 1 , wherein the adhesive layer is an EVA hot melt adhesive film.5. The solar panel according to claim 1 , wherein each of the front package film and the rear package film is one of an EVA film claim 1 , a POE film claim 1 , or a PVB film.6. The solar panel according to claim 5 , wherein the front and rear package films are both POE films.7. The solar panel according to claim 1 , wherein the thin film battery chip is one of a copper indium gallium selenide solar photovoltaic chip claim 1 , a copper indium selenide solar photovoltaic chip claim 1 , a cadmium telluride solar photovoltaic chip claim 1 , and a dye-sensitized solar photovoltaic chip.8. The solar panel according to claim 7 , wherein the thin film battery chip is the copper indium gallium selenide solar photovoltaic chip.9. The solar panel according to claim 1 , wherein the frosted protective film has a thickness ranging from 380 um to 420 um claim 1 , and the water blocking film has a thickness ranging from 0.1 mm to 0.3 mm.10. The solar panel according to claim 1 , wherein the back plate is a fiberboard claim 1 , and the back plate has a thickness ranging from 0.3 mm to 1 mm.11. The solar panel according to ...

Adhesive Packaging System And Laminating Methods Using the Same

An adhesive packaging system, such as a tape or a string, and laminating methods are disclosed. The system comprises a core structure and an adhesive layer coated at least on one surface defined by the core structure. The adhesive layer comprises at least two different heat-activated adhesive materials in alternative sequences over the surface of the core structure, the heat-activated adhesive materials being activated at different temperatures. As the tapes are processed in the laminating machines, some of the adhesives will be heat activated with enough operating range that the tapes will have the proper adhesion to the substrate in any operating conditions, and some of the adhesives will set at the exit of the laminating machines also at any operating conditions of the laminating machines. Hence the tapes will have a much larger operating envelope under a very large range of operating conditions in the laminating machines.

PLASTICISER FOR SEALANTS, PLASTISOLS AND ADHESIVES

A plasticizer composition for mastics, plastisols and adhesives is disclosed. The plasticizer includes at least one hydrocarbon-containing cut or a cut originating from biomass conversion and at least one fatty acid monoester. The plasticizer is free of phthalates. 1. A composition comprising:a) at least one polymer selected from the group consisting of a polyether comprising two silane-type terminal functions, a polyurethane comprising two silane-type terminal functions, a polyvinyl chloride, a polyamide, or a mixture thereof; i) at least one hydrocarbon-containing cut or a cut originating from the conversion of the biomass;', 'ii) at least one fatty acid monoester;', 'iii) less than 1% by weight of phthalates; and, 'b) a plasticizer comprisingc) at least one compound selected from the group consisting of a thickener, a filler, a cross-linking agent, a cross-linking catalyst and a tackifier resin, or a mixture thereof.2. The composition according to claim 1 , in which the plasticizer comprises at least one hydrocarbon-containing cut.3. The composition according to claim 1 , in which the hydrocarbon-containing cut is a hydrotreated claim 1 , hydrocracked or catalytically cracked hydrocarbon-containing cut.4. The composition according to claim 1 , in which the hydrocarbon-containing cut is a de-aromatized and/or desulphurized hydrocarbon-containing cut.5. The composition according to claim 1 , in which the hydrocarbon-containing cut has a boiling point comprised between 230 and 400° C.6. The composition according to claim 1 , in which the hydrocarbon-containing cut has a kinematic viscosity at 40° C. comprised between 2 and 22 mm/s according to the standard ASTM D445.7. The composition according to claim 1 , in which the hydrocarbon-containing cut has a pour point ranging from −50 to +10° C. according to the standard ASTM D97.8. The composition according to claim 1 , in which the hydrocarbon-containing cut has a content of aromatic compounds measured by UV less than ...

THERMALLY EXPANDABLE COMPOSITIONS

The present invention relates to a thermally expandable composition comprising at least one peroxidically crosslinking polymer which does not contain glycidyl (meth) acrylate as a monomer in copolymerized form; at least one polymer, which is polymerized with glycidyl (meth) acrylate as a monomer present in a proportion of from 2 to 20% by weight, based on the respective polymer; at least one peroxide; and at least one endothermic chemical propellant, moldings containing this composition, and a method for sealing and filling cavities in components, for reinforcing or stiffening components, in particular hollow components, and for bonding movable components using such molded bodies. 1. A thermally expandable composition , containinga) at least one peroxidically crosslinking polymer that does not contain glycidyl (meth)acrylate as a monomer in copolymerized form,b) at least one polymer that contains glycidyl (meth)acrylate as a monomer in copolymerized form in a proportion from 2 to 20 wt % with respect to the respective polymer,c) at least one peroxide, andd) at least one endothermic chemical propellant.2. The thermally expandable composition as set forth in claim 1 , wherein the at least one peroxidically crosslinking polymer a) is selected from among ethylene vinyl acetate copolymers claim 1 , functionalized ethylene vinyl acetate copolymers claim 1 , functionalized ethylene butyl acrylate copolymers claim 1 , ethylene propylene diene copolymers claim 1 , styrene butadiene block copolymers claim 1 , styrene isoprene block copolymers claim 1 , ethylene methyl acrylate copolymers claim 1 , ethylene ethyl acrylate copolymers claim 1 , ethylene butyl acrylate copolymers claim 1 , ethylene (meth)acrylic acid copolymers and mixtures thereof.3. The thermally expandable composition as set forth in claim 2 , wherein the at least one peroxidically crosslinking polymer a) is selected from among ethylene vinyl acetate copolymers and functionalized ethylene vinyl acetate ...

HOT MELT ADHESIVE COMPOSITIONS THAT INCLUDE ETHYLENE COPOLYMER

The invention is directed to hot melt adhesive compositions that include one or more ethylene based copolymers, no greater than about 27% by weight of a tackifying agent and a wax. 1. A hot melt adhesive composition comprising:a.) from about 40% to about 85% by weight of an ethylene copolymer derived from ethylene and a co-monomer selected from the group consisting of vinyl acetate, alkyl acrylate, alkyl methacrylate, and combinations thereof,b.) no greater than about 27% by weight of a tackifying agent, andc.) from about 15% to about 35% by weight of a synthetic wax;wherein the ethylene copolymer has a melt index (190° C., 2.16 kgs) of at least about 450 g/10 min and a comonomer content of no greater than 27% by weight, said hot melt adhesive composition having a viscosity at 177° C. of no greater than about 2000 cps.2. The hot melt adhesive composition of wherein the ethylene copolymer is derived from ethylene and vinyl acetate.3. The hot melt adhesive composition of wherein the ethylene copolymer has a comonomer content of no greater than about 20% by weight.4. The hot melt adhesive composition of wherein the ethylene copolymer has a melt index (190° C. claim 1 , 2.16 kgs) of at least about 1000 g/10 min.5. The hot melt adhesive composition of wherein the tackifying agent is a hydrogenated hydrocarbon resin with a melt point of at least about 110° C.6. The hot melt adhesive composition of wherein the tackifying agent is a hydrogenated hydrocarbon resin with an aromatic content of no greater than about 15% by weight.7. The hot melt adhesive composition of wherein the sum of a.) claim 1 , b.) and c.) comprises at least 90% by weight of the composition.8. The hot melt adhesive composition of claim 1 , wherein the composition is free of a functionlized wax.9. The hot melt adhesive composition of wherein the composition further comprises a styrene block copolymer.10. The hot melt adhesive composition of wherein the composition has a viscosity at 149° C. of no greater ...

ADHESIVE COMPOSITION AND ELEMENT FOR ATTACHING TO HUMAN SKIN

An adhesive composition is intended to provide the attaching to human skin, comprising a continuous phase and a discontinuous phase of hydrocolloids, with the continuous phase comprising by weight, based on the total weight of the adhesive composition: (i) 1 to 12% by weight of a sequenced polymer of the styrene-isoprene-styrene or styrene-butadiene-styrene type, (ii) (a) 1 to 15% of a polymer of the elastomer butyl type, possibly as a mixture with up to 25% by weight of a polymer of the polyisobutylene type, or (b) more than 10% to 30% of a polymer of the polyisobutylene type, free of polymer of the elastomer butyl type, (iii) 1 to less than 10% of a polymer of the ethylene vinyl acetate type, with the sum of these three types of polymers representing from 10 to 40%. 1. An adhesive composition intended to provide the attaching on human skin , comprising a continuous phase and a discontinuous phase of hydrocolloids , the continuous phase comprising by weight , based on the total weight of the adhesive composition:1 to 12% by weight of a sequenced polymer of the styrene-isoprene-styrene or styrene-butadiene-styrene type,(ii) (a) 1 to 15% of a polymer of the butyl elastomer type, optionally in a mixture with up to 25% by weight of a polymer of the polyisobutylene type, or(b) more than 10% to 30% of a polymer of the polyisobutylene type, free of polymer of the butyl elastomer type,(iii) 1 to less than 10% of a polymer of the ethylene vinyl acetate type, with the sum of these three types of polymers representing from 10 to 40%.2. The composition according to claim 1 , which is substantially free of polar oil and/or wherein polar phase represents less than 10% by weight.3. The composition according to claim 1 , wherein the continuous phase comprises:(i) 2 to 8% by weight of a sequenced polymer of the styrene-isoprene-styrene or styrene-butadiene-styrene type,(ii) (a) 2 to 10% of a polymer of the butyl elastomer type, optionally in a mixture with up to 25% by weight of ...

ADHESIVE COMPOSITION COMPRISING POLYETHER CARBONATE POLYOLS

An adhesive composition comprising includes (i) a copolymer of an unsaturated hydrocarbon and an acrylate ester or acid, or of an unsaturated hydrocarbon and a vinyl saturated aliphatic ester or mixtures thereof, and (ii) a polyether carbonate polyol wherein the weight proportion of COranges from 0.5 to 37 wt % with respect to the total weight of the polyether carbonate polyol. The compositions of the invention may be used in PSA or HotMelt adhesive formulations. 1. A composition comprising (i) a copolymer of an unsaturated hydrocarbon and an acrylate ester or acid , or of an unsaturated hydrocarbon and a vinyl saturated aliphatic ester or mixtures thereof , and (ii) a polyether carbonate polyol wherein the weight proportion of COin the polyether carbonate polyol ranges from 0.5 to 37 wt % with respect to the total weight of the polyether carbonate polyol.2. The composition according to claim 1 , wherein the copolymer of an unsaturated hydrocarbon and a vinyl aliphatic ester is ethylene vinyl acetate.3. The composition according to claim 2 , wherein said ethylene vinyl acetate has a vinyl acetate content of between 8 wt % and 50 wt %.4. The composition according to claim 1 , wherein said acrylate ester or acid has the following formula (X) claim 1 , CH═C(R)C(═O)OR claim 1 , wherein Ris hydrogen or a C-Caliphatic saturated hydrocarbon claim 1 , and Ris hydrogen or a C-Caliphatic saturated hydrocarbon.5. The composition according to claim 1 , wherein said copolymer of an unsaturated hydrocarbon and an acrylate ester or acid is a copolymer of ethylene claim 1 , such as a copolymer of ethylene and acrylic ester or acid.6. The composition according to claim 1 , wherein the weight proportion of COin the polyether carbonate polyol ranges from 5 to 30 wt % with respect to the total weight of the polyether carbonate polyol.7. The composition according to claim 1 , wherein the weight average molecular weight (Mw) of the polyether carbonate polyol is above 500 Da.8. The ...

Dot bonding shoe insole using adhesive resin mixed with hydrophobic nano- silica and manufacturing thereof

A present invention related to a method for manufacturing a dot bonding shoe insole using an adhesive resin containing hydrophobic nano-silica, including: melting adhesive resin made of any one selected from thermoplastic polyurethane (TPU) or ethylene vinyl acetate (EVA) containing hydrophobic nano-silica in the range of 0.2 to 5 phr and applying to the surface of the transfer roller in which the intaglio dot pattern is formed in a mesh shape in the shape of the shoe insole; removing the adhesive resin applied other area than the intaglio dot pattern of the surface of the transfer roller; transferring the adhesive resin applied to the intaglio dot pattern of the surface of the transfer roller to either one of the foam or the fabric; bonding the foam and the fabric by compressing; and cutting a shoe insole shape in a package in which the foam and the fabric are bonded.

DIELECTRIC HEATING OF FOAMABLE COMPOSITIONS

A method for dielectrically heating foamable composition to foam and set the composition is described. In particular, radio frequency (RF) heating is used to heat the foamable composition to provide insulation in the manufacture of an article. 2. The method of claim 1 , wherein the water-based polymer is selected from the group consisting of emulsion-based polymer selected from the group consisting of starch claim 1 , vinyl acetate ethylene dispersion claim 1 , polyvinyl acetate claim 1 , polyvinyl acetate polyvinyl alcohol claim 1 , dextrin stabilized polyvinyl acetate claim 1 , polyvinyl acetate copolymers claim 1 , vinyl acetate-ethylene copolymers claim 1 , vinylacrylic claim 1 , styrene acrylic claim 1 , acrylic claim 1 , styrene butyl rubber claim 1 , polyurethane and mixtures thereof.3. The method of claim 1 , wherein the expandable microspheres have a hydrocarbon core and a polyacrylonitrile shell.4. The method of claim 1 , wherein the additive is selected from the group consisting of plasticizer claim 1 , tackifiers claim 1 , humectants claim 1 , preservatives claim 1 , e.g. claim 1 , antioxidant claim 1 , biocide; filler claim 1 , pigment claim 1 , dye claim 1 , stabilizer claim 1 , rheology modifier claim 1 , polyvinyl alcohol claim 1 , and mixtures thereof.5. The method of claim 1 , further comprising defoamer claim 1 , preservative claim 1 , surfactant claim 1 , rheology modifier claim 1 , filler claim 1 , pigment claim 1 , dye claim 1 , stabilizer claim 1 , polyvinyl alcohol claim 1 , humectant claim 1 , and mixtures thereof.6. The method of claim 1 , wherein the composition further comprises an accelerator that is a multivalent water-soluble salt.7. The method of claim 6 , wherein the accelerator is selected from the group consisting of aluminum nitrate claim 6 , zirconium acetate claim 6 , ammonium zirconyl carbonate and mixtures thereof.8. The method of claim 1 , wherein the dielectric heating is radio frequency heating.9. The method of claim 9 , ...

WATERBORNE ADHESIVES FOR REDUCED BASIS WEIGHT MULTILAYER SUBSTRATES AND USE THEREOF

The adhesive composition comprising emulsion polymers and microspheres and articles made therefrom are provided. The adhesive is particularly suitable for packages for consumer products that provide sufficient strength and thermal insulation while reducing the overall basis weight of the substrates. 1. A method of making an article comprising the steps of:(a) providing a first substrate having a first and a second side;(b) preparing an adhesive composition by combining (i) an emulsion-based polymer selected from the group consisting of vinyl acetate ethylene dispersion, polyvinyl acetate, polyvinyl acetate polyvinyl alcohol, dextrin stabilized polyvinyl acetate, polyvinyl acetate copolymers, vinyl acetate-ethylene copolymers, vinylacrylic, styrene acrylic, acrylic, styrene butyl rubber, polyurethane and mixtures thereof; (ii) a plurality of expandable microspheres, wherein the microspheres is present in the adhesive composition in a volume of about 10 V/V % to about 50 V/V %;(c) applying the adhesive onto the first side of the first substrate;(d) providing a second substrate having a first and a second side;(e) contacting the first side of the second substrate directly on the adhesive to form the article; and(f) coalescing the adhesive composition by means of applying heat or radiation.2. The method of making the article of claim 1 , wherein the adhesive composition further comprises a second plurality of expandable microspheres.3. The method of making the article of claim 1 , wherein the adhesive composition further comprises pre-expanded microspheres.4. The method of making the article of claim 1 , wherein the adhesive composition is applied in step (c) in a pattern that is a series of dots claim 1 , stripes claim 1 , waves claim 1 , checkerboards claim 1 , or a polyhedron shape that have substantially a flat base.5. The method of making the article of claim 1 , wherein the step (f) coalescing the adhesive composition is conducted by means of applying direct heat. ...

DAMPING HOT MELT COMPOSITION

The present invention relates to a hot melt composition, which is suitable as a dampening, preferably a sound deadening, composition comprising, 1. A hot melt composition , which is suitable as a dampening comprising ,i) at least one poly-α-olefin;ii) at least one elastomeric styrene based copolymer;iii) at least one thermoplastic polymer having a melt index of 50 to 5000 at 190° C./2.16 kg selected from ethylene vinyl acetate (EVA), ethylene acrylic acid (EAA), alkyl acrylates, alkyl methylacrylates (EMA), ethylene 2-ethyl hexyl acrylate (EEHA) or combinations thereof; andiv) optionally, an additive, selected from fillers; stabilizers; colorants; pigments; waxes; polymers which that are different from i) to iii); moisture scavengers; or combinations thereof.2. The hot melt composition according to claim 1 , whereini) the at least one poly-α-olefin is at least one propylene based poly-α-olefin which has been obtained by metallocene catalysis.3. The hot melt composition according to claim 1 , wherein the at least one poly-α-olefin has a weight average molecular weight of at least 1 claim 1 ,000 g/mol andless than 100,000 g/mol.4. The hot melt composition according to claim 1 , whereini) the at least one poly-α-olefin is selected from copolymers of propylene and a comonomer selected from at least one C2 to C8 alkylene.5. The hot melt composition according to claim 1 , whereinii) the at least one elastomeric styrene based copolymer is selected from the group consisting of a styrene-isoprene-styrene block copolymers; styrene-isoprene -styrene/styrene-isoprene block copolymers; styrene-butadiene-styrene block copolymers; styrene-butadiene-styrene/styrene-butadiene block copolymers; styrene -butadiene block copolymers; styrene-ethylene-butylene-styrene block copolymers; styrene-ethylene-butylene-styrene/styrene-ethylene-butylene block copolymers; and styrene-ethylene-propylene-styrene/styrene-ethylene-propylene block copolymers; and combinations thereof.6. The hot melt ...

RESIN COMPOSITION AND LAMINATE USING SAME

A resin composition is provided for an adhesive layer of a laminate, the resin composition, containing: (A) 55 to 85 mass % of an acid modified polypropylene-based resin; and (B) 45 to 15 mass % of a copolymer of ethylene and one or more comonomers selected from the group consisting of vinyl acetate, an alkyl methacrylate, and an alkyl acrylate; in which the total of the component (A) and the component (B) is 100 mass %; and in which an acid modified amount of the component (A) is 0.5 to 10 mol %. 2. The resin composition according to claim 1 , further comprising (C) 10 to 300 parts by mass of a flame retardant with respect to the total of the component (A) and the component (B) as 100 parts by mass.3. A laminate comprising at least one or more layers each containing the resin composition according to .4. A laminate comprising: a biaxially-oriented polyethylene terephthalate-based resin film; an anchor coat containing a coating material containing a silane coupling agent; and a layer containing the resin composition according to ; wherein the anchor coat and the layer are layered in this order on one side of the resin film.5. The laminate according to claim 4 , wherein the silane coupling agent is one or more selected from the group consisting of a silane coupling agent having an amino group and a silane coupling agent having an epoxy group.6. A laminate comprising: a biaxially-oriented polyethylene terephthalate-based resin film; an anchor coat containing a coating material containing a modified olefin resin varnish; and a layer containing the resin composition according to ; wherein the anchor coat and the layer are layered in this order on one side of the resin film.7. A laminate having a resin film base material and an adhesive layer placed on one side of the resin film base material claim 1 ,wherein the adhesive layer comprises:(A) an acid modified polypropylene-based resin;(B) a copolymer of ethylene and one or more comonomers selected from the group ...

WATERBORNE BONDING ADHESIVE FORMULATION FOR SHEET MEMBRANE INCORPORATING A SOLID PLASTICIZER

An adhesive formulation is provided that is a waterborne bonding adhesive for adhering sheet membranes that may incorporate a solid plasticizer. The formulation is fast-curing and develops bond strength rapidly after application to a substrate as the adhesive dries, when the sheet membrane is mated to the substrate. The fast-curing characteristic is important to ensure the membrane is not displaced from the surface in windy exterior applications. The adhesive is formulated to form the bond between sheet membranes to substrates that illustratively include, steel, wood, concrete, roof boards, insulation, and fiberglass mat roof boards. 1. A method of bonding a sheet membrane to a substrate comprising:applying an adhesive formulation to at least one of the sheet membrane or the substrate, said adhesive formulation comprising:a polyurethane dispersion (PUD);(vinyl acetate/ethylene) copolymer (VAE);an alkanolamine;a tackifying resin;an ether; andwater, wherein the formulation has a pH of from 7.0 to 12.5; andbringing the sheet membrane and the substrate into simultaneous contact with said adhesive formulation to bond the sheet membrane to the substrate.2. The method of wherein the applying is by roller claim 1 , brush claim 1 , or spray.3. The method of wherein the sheet membrane is plain-backed or fleece-backed.4. The method of wherein the applying is to only one of the sheet membrane and the substrate claim 1 , and the sheet membrane and the substrate are mated together and bonded immediately.5. The method of wherein the applying is both sides of the sheet membrane and the substrate and allowing said adhesive formulation to mostly dry to the touch claim 1 , then the sheet membrane and the substrate are mated together.6. The method of wherein the substrate is steel claim 1 , wood claim 1 , concrete claim 1 , a roof board claim 1 , insulation claim 1 , or a fiberglass mat roof board.7. An adhesive formulation comprising:a polyurethane dispersion (PUD);(vinyl acetate/ ...

HYDROGENATED PETROLEUM RESIN, AND PRODUCTION METHOD AND USE THEREFOR

A hydrogenated petroleum resin, and a manufacturing method and use thereof, are provided. More specifically, a hydrogenated petroleum resin manufactured by subjecting dicyclopentadiene and an olefinic monomer to thermal polymerization and then carrying out a hydrogenation reaction, and a manufacturing method and use therefor are provided. The hydrogenated petroleum resin has the advantage of being useful in practical applications, since the petroleum resin is manufactured via thermal polymerization using inexpensive raw materials and on the contrary to conventional catalytic polymerization, a catalyst elimination process can be excluded. The hydrogenated petroleum resin produced in this way can be applied to, for example, an adhesive agent used in environmentally friendly sanitary goods, because the petroleum resin has excellent compatibility, adhesiveness and heat resistance, and has no bad odor. 1. A method for manufacturing a hydrogenated petroleum resin comprising the following steps of:{'sub': 3', '20, 'thermally polymerizing dicyclopentadiene and a Cto Colefinic monomer to prepare a petroleum resin; and'}subjecting the petroleum resin to a hydrogenation reaction with a hydrogenation catalyst.2. The method for manufacturing a hydrogenated petroleum resin of claim 1 , wherein the olefinic monomer is a linear or branched alpha olefinic monomer.3. The method for manufacturing a hydrogenated petroleum resin of claim 2 , wherein the linear alpha olefinic monomer is one selected from the group consisting of propene claim 2 , 1-butene claim 2 , 1-pentene claim 2 , 1-hexene claim 2 , 1-heptene claim 2 , 1-octene claim 2 , 1-decene claim 2 , 1-undecene claim 2 , 1-dodecene claim 2 , 1-tetradecene claim 2 , 1-hexadecene claim 2 , 1-eicosene and a combination thereof.4. The method for manufacturing a hydrogenated petroleum resin of claim 2 , wherein the branched alpha olefinic monomer is one selected from the group consisting of isobutylene claim 2 , 3-methyl-1-butene ...

Blended chitosan-latex binder for high performance nonwoven fabrics

A chitosan-latex binder comprising chitosan and latex binder in a weight ratio of chitosan to latex binder of from about 1:10 to about 1:15,000. A method of making a chitosan-latex binder, the method comprising (a) contacting chitosan with an acidic solution to form a chitosan solution, and (b) contacting at least a portion of the chitosan solution with a latex binder to form the chitosan-latex binder, wherein the chitosan-latex binder is characterized by a chitosan to latex binder weight ratio of from about 1:10 to about 1:15,000.

MONOBENZOATE ANALOGS USEFUL AS PLASTICIZERS IN PLASTISOL COMPOSITIONS

Unique 3-PPB monobenzoate analogs useful as plasticizers in polymeric dispersions, such as plastisols, melt compounds, and adhesives among other applications. The analogs are structurally similar to and/or derived from 3-phenylpropyl benzoate and heretofore were not known for use in industrial applications, particularly not as a plasticizer in polymeric applications. Depending on the application, the advantages rendered by the use of the inventive monobenzoate analogs include, among other things, excellent solvating properties and rheology, low viscosity and significantly improved viscosity over time, comparable or improved Tg suppression, set and open times, as well as health, safety and environmental advantages, over traditional plasticizers. 1. A non-phthalate plasticizer for use in polymeric dispersions , comprising: 2-methyl-3-phenylpropyl benzoate , 2-phenylethyl 2-phenylacetate , benzyl 3-phenylpropanoate , or benzyl 2-methyl-3-phenylpropanoate.2. A plastisol composition comprising:a. a polymeric dispersion; andb. a plasticizer that is an analog of 3-phenylpropyl benzoate, selected from the group consisting of 2-methyl-3-phenylpropyl benzoate, 2-phenylethyl 2-phenylacetate, benzyl 3-phenylpropanoate, or benzyl 2-methyl-3-phenyl-propanoate.wherein the analog is used alone as a primary plasticizer or as a secondary plasticizer in combination with other plasticizers, andwherein the analog provides comparable or better solvation and rheology characteristics and improved viscosity stability over that achieved with traditional high solvating or diluent plasticizers.3. The plastisol of claim 2 , wherein the polymeric dispersion is a PVC- or an acrylic-based polymer.4. The plastisol of wherein the plasticizer is present in amounts of about 70 phr.5. A blend of plasticizers for use in plastisol compositions claim 3 , comprising 2-methyl-3-phenylpropyl benzoate claim 3 , 2-phenylethyl 2-phenylacetate claim 3 , benzyl 3-phenylpropanoate claim 3 , or benzyl 2-methyl-3- ...

AQUEOUS, POLYVINYL ALCOHOL STABILIZED VINYL ACETATE-ETHYLENE-COPOLYMER DISPERSION HAVING HIGH FILLER COMPATIBILITY FOR CARPET COATING COMPOSITIONS

The invention relates to an aqueous vinyl acetate-ethylene-copolymer dispersion for carpet coating compositions, which is obtained by means of radical-initiated emulsion polymerization, in an aqueous medium, of vinyl acetate and ethylene and optionally additional ethylenically unsaturated comonomers, characterized in that, for stabilization of the dispersion, 5 to 10 wt %, based on the total weight of the comonomers, of one or a plurality of partially saponified and low-molecular polyvinyl alcohols having a hydrolysis degree of 80 to 95 mol % and a Höppler viscosity, in 4% aqueous solution, of 1 to 5 mPas (method according to Höppler at 20° C., DIN 53015) are contained. 1. A carpet coating composition for consolidating carpets , which comprises an aqueous vinyl acetate-ethylene copolymer dispersion obtained via free-radically initiated emulsion polymerization , in an aqueous medium , of vinyl acetate and ethylene and optionally further ethylenically unsaturated comonomers , wherein the dispersion comprises a stabilizing system comprising from 5 to 10 wt % , based on total comonomers , of one or more partially hydrolyzed and low molecular weight polyvinyl alcohols having a hydrolysis degree of respectively 80 to 95 mol % and a Hoeppler viscosity , in 4% aqueous solution , of respectively 1 to 5 mPas (DIN 53015 Hoeppler method at 20° C.) and comprising from 100 to 1400 wt % of filler , based on 100 wt % of vinyl acetate-ethylene copolymer (solids/solids).2. The carpet coating composition for consolidating carpets as claimed in claim 1 , wherein from 65 to 99 wt % of vinyl acetate and from 1 to 30 wt % of ethylene and optionally up to 10 wt % of further comonomers are copolymerized.3. The carpet coating composition for consolidating carpets as claimed in claim 1 , wherein partially hydrolyzed and high molecular weight polyvinyl alcohols having a hydrolysis degree of 80 to 95 mol % and a Hoeppler viscosity in 4% aqueous solution of 8 to 40 mPas (DIN 53015 Hoeppler ...

PACKAGING ADHESIVES COMPRISING LOW VOLATILE TACKIFIER COMPOSITIONS

A tackifier composition comprising at least one thermoplastic hydrocarbon resin and an antioxidant composition is provided; wherein a portion of the volatile organic compounds in the thermoplastic hydrocarbon resin has been removed; wherein the antioxidant composition comprises at least one primary antioxidant and at least one secondary antioxidant; and wherein the levels of individual volatile organic compound monitored in the tackifier composition are less than about 0.5 ppm as measured by GC/MS headspace analysis. Processes for producing the tackifier composition are also provided as well as adhesives comprising the tackifier compositions. 1. A hot melt packaging adhesive composition comprising at least at least one base polymer , at least one tackifier composition , optionally at least one plasticizing oil , optionally at least one wax , optionally at least one filler , and optionally at least one additional antioxidant; wherein the tackifier composition comprises at least one thermoplastic hydrocarbon resin and an antioxidant composition; wherein a portion of the volatile organic compounds in the thermoplastic hydrocarbon resin has been removed; wherein the antioxidant composition comprises at least one primary antioxidant , optionally at least one secondary antioxidant , and at least one HALS; and wherein the levels of individual volatile organic compounds of interest in the tackifier composition are less than about 0.5 ppm as measured by GC/MS headspace analysis.2. A hot melt packaging adhesive composition according to wherein said packaging adhesive composition comprises:a) about 5 parts to about 90 parts by weight of at least one base polymer;(b) About 5 parts to about 90 parts by weight of said at least one tackifier composition;(c) 0 to about 50 parts by weight of at least one plasticizer;(d) 0 to about 50 parts by weight of at least one wax;(e) 0 to about 1 part by weight of at least one additional antioxidant; and(f) 0 to about 80 parts by weight of at ...

Adhesive For An Absorbent Article

An absorbent article is disclosed. The absorbent article has a longitudinal centerline, a transverse centerline generally perpendicular to the longitudinal centerline, a wearer-facing surface and an opposing garment-facing surface, a front end region, an opposing back end region, and a central region disposed between the front end region and the back end region. The absorbent article further includes a topsheet; a backsheet; an absorbent system disposed between the topsheet and the backsheet; and a plurality of pre-formed adhesive portions disposed on the garment-facing surface. The absorbent article exhibits a peel force of at least 1.0 N in accordance with the Peel Force test and leaves no residue in accordance with the Adhesive Residue test method. 1. An absorbent article comprising a longitudinal centerline , a transverse centerline generally perpendicular to the longitudinal centerline , a wearer-facing surface and an opposing garment-facing surface , a front end region , an opposing back end region , and a central region disposed between the front end region and the back end region , the absorbent article further comprising:a topsheet;a backsheet;an absorbent system disposed between the topsheet and the backsheet; anda plurality of pre-formed adhesive portions disposed on the garment-facing surface, wherein the absorbent article exhibits a peel force of at least 1.0 N, in accordance with the Peel Force test, and leaves no residue in accordance with the Adhesive Residue test method.2. The absorbent article of claim 1 , wherein the absorbent article exhibits a peel force of from between 1.0 N and about 5.0 N.3. The absorbent article of claim 1 , wherein the plurality of adhesive portions is disposed in the front end region and the back end region.4. The absorbent article of claim 3 , wherein the front end region comprises one or more adhesive portions and wherein a length of the one or more pre-formed portions is at least about 15 percent of a length of the ...

LATEX COMPOSITIONS COMPRISING POLYSACCHARIDES

Disclosed herein are aqueous latex compositions comprising polysaccharide particles and a polymer dispersion or polymer emulsion. In one embodiment the polysaccharide particles comprise poly alpha-1,3-glucan. Also disclosed are an adhesive, film, coating, or binder comprising the latex composition in a dry form, as well as articles comprising the adhesive, film, coating, or binder. 2. The latex composition of claim 1 , wherein the polysaccharide particles have an average particle size in at least one dimension in the range of from about 20 nm to about 5000 microns.3. The latex composition of claim 1 , wherein the polysaccharide particles are present at an amount in the range of from about 0.01 weight percent polysaccharide solids to about 75 weight percent polysaccharide solids claim 1 , based on the total weight of polysaccharide and polymer solids.4. The latex composition of claim 1 , wherein the polysaccharide particles comprise poly alpha-1 claim 1 ,3-glucan.5. The latex composition of claim 1 , wherein the polymer dispersion or polymer emulsion comprises a polymer polymerized from at least one copolymerizable monoethylenically unsaturated monomer; polyurethane; epoxy; a rubber elastomer; or a combination thereof.6. The latex composition of claim 5 , wherein the polymer dispersion or polymer emulsion comprises a polymer polymerized from at least one copolymerizable monoethylenically unsaturated monomer claim 5 , and the monomer comprises vinyl monomers claim 5 , acrylic monomers claim 5 , allylic monomers claim 5 , acrylamide monomers claim 5 , monocarboxylic unsaturated acids claim 5 , dicarboxylic unsaturated acids claim 5 , or a mixture thereof.7. The latex composition of claim 5 , wherein the polymer dispersion or polymer emulsion comprises polyurethane or epoxy.8. The latex composition of claim 5 , wherein the polymer dispersion or polymer emulsion comprises a rubber elastomer claim 5 , and the rubber elastomer comprises natural rubber claim 5 , synthetic ...

APPLICATION OF ADHESIVES

Applying heat activatable adhesive to a substrate, the adhesive is solid at ambient temperature and can be melted at a temperature below its heat activation temperature wherein the adhesive formulation is supplied to a hot melt applicator where it is heated to above its melting point and below its activation temperature and the melt viscosity of the molten adhesive is controlled so that it can be ejected from the hot melt applicator onto a substrate to provide a coherent bead that adheres to the substrate and is dry to the touch on cooling and upon activation the adhesive is capable of expanding with a volume expansion greater than about 250%. 1. A process for the application of a heat activatable adhesive to a substrate , wherein the heat activatable adhesive is solid at ambient temperature and can be melted at a temperature below its heat activation temperature ,wherein a particulate heat activatable adhesive formulation is supplied to a hot melt applicator,wherein the heat activatable adhesive is heated to above its melting point and below its activation temperature,wherein the melt viscosity of the molten adhesive is controlled whereby the molten adhesive is ejected from the hot melt applicator onto a substrate to provide a coherent bead that adheres to the substrate and is dry to the touch on cooling and wherein upon activation the adhesive is capable of expansion when heated with a volume expansion greater than about 250%.2. The process according to claim 2 , wherein the hot melt applicator is a hand held hot melt gun.3. The process according to or claim 2 , wherein the hot melt applicator is equipped with a nozzle having a diameter of about 2 mm to about 8 mm.4. The process according to claim 1 , wherein the heat activatable adhesive is heated to a temperature within the range of about 90° C. to about 115° C.59-. (canceled)10. The process according to claim 1 , wherein the molten adhesive is applied to the substrate at an angle of application within the range ...

Selectively Applied Adhesive Particulate on Nonmetallic Substrates

The manufacturing of articles relies on the bonding of two or more components to form some forms of the articles, such as a shoe sole bonded with a shoe upper. The bonding may be achieved with an adhesive particulate that is applied to a surface of a substrate. The adhesive particulate is selectively fused to the substrate with a controlled energy source, such as a laser. The selective application of laser energy allows for specific geometric structures of adhesive particulate to be formed on the substrate. The substrate having the fused adhesive particulate is mated with another component allowing the fused adhesive particulate to bond the first substrate and the second component.

PROCESS FOR PREPARING WATERBORNE HEAT SEAL COATING COMPOSITIONS

A process for preparing a waterborne heat seal coating composition comprising the steps of: a) melt blending ethylene vinyl acetate copolymer, at least one tackifier, and optionally a surfactant in a mixing and conveying zone to form a melt blend; b) contacting the melt blend with an initial aqueous stream comprising a neutralizing agent, water, and optionally a surfactant in an emulsification zone to form a dispersion; and c) diluting the dispersion with water in a dilution zone to form the waterborne heat seal coating composition wherein the process is a continuous process, is disclosed. 2. The process of claim 1 , wherein the process is performed in an extruder.3. The process of claim 1 , wherein a wax is also added to the ethylene vinyl acetate copolymer claim 1 , tackifier claim 1 , and optional surfactant to form the melt blend of step a).4. The process of claim 1 , wherein the mixing and conveying zone is operated at a temperature in the range of from 140 to 160° C. and the emulsification zone is operated at a temperature in the range of from 80 to 120° C.5. The process of claim 1 , wherein the neutralizing agent is potassium hydroxide.6. The process of claim 1 , wherein the waterborne heat seal coating composition has a degree of neutralization of acid groups in the range of from 25 mole percent to 70 mole percent claim 1 , based on the total acid content of the waterborne heat seal coating composition.7. The process of claim 1 , wherein the waterborne heat seal coating composition comprises from 40 weight percent to 80 weight percent water.8. The process of claim 1 , wherein the ethylene vinyl acetate is present in an amount in the range of from 50 to 85 weight percent claim 1 , and the tackifier is present in an amount in the range of from 6 to 20 weight percent based on the total weight of the solids in the waterborne heat seal coating composition.9. The waterborne heat seal coating composition produced by the process of . The present application claims ...

Modified resins and uses thereof

Modified thermoplastic hydrocarbon thermoplastic resins are provided, as well as methods of their manufacture and uses thereof in rubber compositions. The modified thermoplastic resins are modified by decreasing the relative quantity of the dimer, trimer, tetramer, and pentamer oligomers as compared to the corresponding unmodified thermoplastic resin polymers, resulting in a product that exhibits a greater shift in the glass transition temperature of the elastomer(s) used in tire formulations. This translates to better viscoelastic predictors of tire tread performance, such as wet grip and rolling resistance. The modified thermoplastic resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the modified thermoplastic resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, snow performance, and wet braking performance.

Secondary battery and method for manufacturing the same

The embodiment of the present application relates to the field of Li-ion battery and, in particular, to a secondary battery. The secondary battery includes a cell, a safety component fixed on the cell and thermal conductive adhesive provided between the cell and the safety component, the thermal conductive adhesive contains at least one of hot melt adhesive, silica gel binder or epoxy resin binder, and thermal conductive filling material. The thermal conductive adhesive in the secondary battery performs good thermal conductivity and adhering property, which can stably adhere the safety component with the cell, meanwhile transferring, via the thermal conductive adhesive, heat of the cell to the safety component rapidly, so that the safety component cuts off the circuit to protect the cell during overcharge, thereby avoid situations that the thermal conductive adhesive is separated from the cell due to cell inflation and deformation.

Functionalized Resin Having A Polar Linker

Polar silane linkers are provided that attach to resins to form silane-functionalized resins. The functionalized resins can be bound to hydroxyl groups on the surface of silica particles to improve the dispersibility of the silica particles in rubber mixtures. Further disclosed are synthetic routes to provide the silane-functionalized resins, as well as various uses and end products that benefit from the unexpected properties of the silane-functionalized resins. Silane-functionalized resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the silane-functionalized resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, and wet braking performance. 1. A vulcanized rubber composition , comprising:an elastomer,a filler, anda functionalized resin, {'br': None, 'sub': k', 'n', '2', 'm', 'p', 'q, 'sup': 1', '2, 'resin-[Z—X—R—(CH)—Si(R)]\u2003\u2003(I)'}, 'wherein the functionalized resin comprises Formula Iwherein Z is an aromatic group or an aliphatic group, optionally comprising a heteroatom;wherein X is a linker comprising a heteroatom selected from sulfur, oxygen, nitrogen, a carbonyl group, or a combination thereof;{'sup': '1', 'sub': 1', '18, 'wherein Rcomprises one or more of an aliphatic Cto Cand/or a linkage group comprising a heteroatom;'}{'sup': 2', '2, 'sub': 1', '18', '1', '18, 'wherein each Ris the same or different and is independently selected from a Cto Calkoxy, aryloxy, alkyl, aryl, or H, or OH, and is optionally branched, and wherein at least one Ris Cto Calkoxy, aryloxy, or H, or OH;'}wherein q is an integer from of at least 1;wherein k is an integer of 0 or 1;wherein n is an integer from 1 to 10;wherein m is an integer from 0 to 10; and,wherein p is 1, 2, or 3.2. The vulcanized rubber composition of claim 1 , wherein the resin is obtained by polymerizing or co-polymerizing one or more of an unsaturated ...

FUNCTIONALIZED RESIN HAVING A POLAR LINKER

Polar silane linkers are provided that attach to resins to form silane-functionalized resins. The functionalized resins can be bound to hydroxyl groups on the surface of silica particles to improve the dispersibility of the silica particles in rubber mixtures. Further disclosed are synthetic routes to provide the silane-functionalized resins, as well as various uses and end products that benefit from the unexpected properties of the silane-functionalized resins. Silane-functionalized resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the silane-functionalized resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, and wet braking performance. 1. A functionalized resin comprising formula I:{'br': None, 'sub': k', 'n', '2', 'm', 'p', 'q, 'sup': 1', '2, 'resin-[Z—X—R—(CH)—Si(R)]\u2003\u2003(I)'}wherein Z is an aromatic group or an aliphatic group, optionally comprising a heteroatom;wherein X is a linker comprising a heteroatom selected from sulfur, oxygen, nitrogen, a carbonyl group, or a combination thereof;{'sup': '1', 'sub': 1', '18, 'wherein Rcomprises one or more of an aliphatic and/or aromatic Cto Cand/or a linkage group comprising a heteroatom;'}{'sup': 2', '2, 'sub': 1', '18', '1', '18, 'wherein each Ris the same or different and is independently selected from a Cto Calkoxy, aryloxy, alkyl, aryl, or H, or OH, and is optionally branched, and wherein at least one Ris Cto Calkoxy, aryloxy, or H, or OH;'}wherein q is an integer from of at least 1;wherein k is an integer of 0 or 1;wherein n is an integer from 1 to 10;wherein m is an integer from 0 to 10; and,wherein p is 1, 2, or 3.2. The functionalized resin of claim 1 , wherein the resin is obtained by polymerizing or co-polymerizing one or more of an unsaturated aliphatic monomer claim 1 , terpenes claim 1 , rosin acid claim 1 , unsaturated cycloaromatic monomers ...

FUNCTIONALIZED RESIN HAVING A POLAR LINKER

Polar silane linkers are provided that attach to resins to form silane-functionalized resins. The functionalized resins can be bound to hydroxyl groups on the surface of silica particles to improve the dispersibility of the silica particles in rubber mixtures. Further disclosed are synthetic routes to provide the silane-functionalized resins, as well as various uses and end products that benefit from the unexpected properties of the silane-functionalized resins. Silane-functionalized resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the silane-functionalized resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, and wet braking performance. 1. A composition , comprising:about 10 to about 90 weight percent of at least one polymer,about 4 to about 70 weight percent of at least one functionalized resin,about 0 to about 70 weight percent of at least one thermoplastic tackifying resin,about 0 to about 50 weight percent of at least one wax,about 0 to about 60 weight percent of at least one oil or plasticizer,about 0.5 to about 3 weight percent of at least one stabilizer, andabout 0 to about 70 weight percent of at least one filler,wherein the composition is non-vulcanized, {'br': None, 'sub': k', 'n', '2', 'm', 'p', 'q, 'sup': 1', '2, 'resin-[Z—X—R—(CH)—Si(R)]\u2003\u2003(I)'}, 'wherein the functionalized resin comprises Formula Iwherein Z is an aromatic group or an aliphatic group, optionally comprising a heteroatom;wherein X is a linker comprising a heteroatom selected from sulfur, oxygen, nitrogen, a carbonyl group, or a combination thereof;{'sup': '1', 'sub': 1', '18, 'wherein Rcomprises one or more of an aliphatic Cto Cand/or a linkage group comprising a heteroatom;'}{'sup': 2', '2, 'sub': 1', '18', '1', '18, 'wherein each Ris the same or different and is independently selected from a Cto Calkoxy, aryloxy, alkyl, ...

DIELECTRIC HEATING OF FOAMABLE COMPOSITIONS

A method for dielectrically heating foamable composition to foam and set the composition is described. In particular, radio frequency (RF) heating is used to heat the foamable composition to provide insulation in the manufacture of an article. 1. A process for forming an article comprising the steps of:(a) preparing the composition comprising (i) a water-based polymer, (ii) a plurality of expandable microspheres having an expansion temperature Texp, and a maximum expandable temperature of Tmax; and (iii) optionally, an additive; and(b) applying the composition onto a first substrate;(c) applying a second substrate onto the composition, whereby the composition is sandwiched between the two substrates; and(d) coalescing the composition.2. The process of claim 1 , wherein the water-based polymer is selected from the group consisting of emulsion-based polymer selected from the group consisting of starch claim 1 , vinyl acetate ethylene dispersion claim 1 , polyvinyl acetate claim 1 , polyvinyl acetate polyvinyl alcohol claim 1 , dextrin stabilized polyvinyl acetate claim 1 , polyvinyl acetate copolymers claim 1 , vinyl acetate-ethylene copolymers claim 1 , vinylacrylic claim 1 , styrene acrylic claim 1 , acrylic claim 1 , styrene butyl rubber claim 1 , polyurethane and mixtures thereof.3. The process of claim 1 , wherein the plurality of expandable microspheres have a hydrocarbon core and a polyacrylonitrile shell.4. The process of claim 1 , further comprising defoamer claim 1 , preservative claim 1 , surfactant claim 1 , rheology modifier claim 1 , filler claim 1 , pigment claim 1 , dye claim 1 , stabilizer claim 1 , polyvinyl alcohol claim 1 , humectant claim 1 , and mixtures thererof.5. The process of claim 1 , wherein the cellulosic substrate is a fiberboard claim 1 , corrugated board claim 1 , solid bleached boards claim 1 , kraft paper or coated paper.6. The process of claim 1 , wherein the composition comprises from about 0.1 to about 70 wt % by weight of the ...

SELF-PRIMING ADHESIVE

The present disclosure is directed to a self-priming adhesive layer comprising a polyfunctional aziridine compound and an olefinic polymer that may be used as a tie layer in multilayer films for dissimilar polymers. 125-. (canceled)26. A self-priming adhesive composition comprises a polyfunctional aziridine compound and an olefinic polymer , wherein the olefinic polymer is selected from polyethylene , polypropylene , polybutene-1 , poly(3-methylbutene) , poly(4-methylpentene) and copolymers of ethylene with propylene , 1-butene , 1-hexene , 1-octene , 1-decene , 4-methyl-1-pentene , and 1-octadecene.27. The primer composition of comprising 0.1 to 10 wt % of the polyfunctional aziridine compound in the olefinic polymer.32. The composition of wherein the olefinic polymer is selected from polymers and copolymers derived from one or more olefinic monomers of the general formula CH═CHR claim 26 , wherein Ris hydrogen or Calkyl.33. A multilayer article comprising a fluoropolymer layer claim 26 , a non-fluorinated polymer layer claim 26 , and the self-priming adhesive composition of any of .34. The article of wherein the fluoropolymer comprises homo- and copolymer of monomer include perfluoroolefins.35. The article of wherein the fluoropolymer contains at least 50 mole percent (mol %) of its interpolymerized units derived from TFE and/or CTFE claim 34 , and/or HFP.36. The article of wherein the fluoropolymer comprises homo- and copolymer of fluorovinyl ethers.37. The article of wherein the fluoropolymer comprises homo- and copolymer of the fluorovinyl ether of the formula:{'br': None, 'sub': 2', 'f', 'a', 'f', 'b', 'f, 'sup': 2', '3', '4, 'CF═CFO(RO)(RO)R,'}{'sub': f', 'f', 'f, 'sup': 2', '3', '4, 'where Rand Rare the same or are different linear or branched perfluoroalkylene groups of 1-6 carbon atoms; a and b are, independently, 0 or an integer from 1 to 10; and Ris a perfluoroalkyl group of 1-6 carbon atoms.'}38. The article of wherein the fluoropolymer comprises homo- ...

Low-temperature thermal laminating film and preparation method and application thereof

The present disclosure provides a low-temperature thermal laminating film ( 10 ), and a preparation method and the use thereof. The low-temperature thermal laminating film ( 10 ) includes a film substrate ( 100 ) and an adhesive layer ( 200 ), wherein the adhesive layer ( 200 ) is disposed on the film substrate ( 100 ), and the raw materials of the adhesive layer ( 200 ) include an ethylene-vinyl acetate resin, a tackifier and an antioxidant, wherein the weight percentage of the ethylene-vinyl acetate resin is 70%-90%, the weight percentage of the tackifier is 5%-25%, and the weight percentage of the antioxidant is 3%-5%. The adhesive layer ( 200 ) in the low-temperature thermal laminating film ( 10 ) has a strong bonding force with the film substrate ( 100 ), and the low-temperature thermal laminating film can be laminated at relatively low-temperatures and can achieve a good laminating effect.

Hot melt adhesive composition for panel bordering

The present invention relates to a hot melt adhesive composition for panel bordering comprising glass particles and at least one hot-melt adhesive, The hot melt adhesive composition of the invention has a final transparent appearance and is of limited mass, so as to reduce the annoying and unsightly visibility of the glue line evident after gluing, The hot melt adhesive composition of the present invention has also excellent water resistance, and a high thermal resistance in terms of temperature at which the material softens., In addition, the hot melt adhesive composition is energetically convenient, non-toxic, and allows easy cleaning of the machinery.

HOT MELT ADHESIVE COMPRISING ISOTHIAZOLINONE FUNGICIDES

The present invention relates to hot melt adhesive compositions comprising ethylene vinyl acetate copolymer(s) and isothiazolinone fungicides according to formula (I). Such hot melt adhesives show improved fungus resistance and are thus particularly suited for applications where such properties are desirable, such as ventilation and air-conditioning systems and air filters. The invention further relates to the use of said hot melt adhesives in such ventilation and air-conditioning systems and air filters as well as for bonding, stabilizing and sealing of pleats, edge and frame bonding, or seam sealing of bag filters. Further encompassed are air filters comprising the hot melt adhesives and methods of their manufacture using the hot melt adhesives of the invention. 2: The hot melt adhesive according to claim 1 , comprising at least one fungicideii) according to formula (I) selected from methylisothiazolinone, methylchloroisothiazolinone, benzisothiazolinone, octylisothiazolinone, dichlorooctylisothiazolinone and n-butyl-benzisothiazolinone.3: The hot melt adhesive according to further comprisingiii) at least one tackifier.4: The hot melt adhesive according to claim 1 , further comprisingiv) at least one wax.5: The hot melt adhesive according to claim 1 , further comprisingv) at least one additive, selected from the group consisting of dyes, antioxidants, adhesion promoters, surfactants, colorants, UV-stabilizers, fillers, oils, rheology modifiers, cross-linking agents, and further polymers different from i).6: The hot melt adhesive according to claim 1 , wherein the compounds are present in the following amount claim 1 , based on the total weight of the composition:i) from 20 to 70 wt.-% of the ethylene-vinyl acetate copolymer;ii) from 0.01 to 0.5 wt.-% of the fungicide;iii) from 20 to 50 wt.-% of the tackifier;iv) from 5 to 30 wt.-% of the wax; andv) from 0.2 to 30 wt.-% of the additive.7: The hot melt adhesive according to claim 1 , wherein the hot melt adhesive ...

Adhesion promotion to difficult substrates for hot melt adhesives

Hot melt adhesive compositions which have enhanced adhesion to difficult substrates, particularly at refrigerator/freezer temperatures or at elevated temperatures. The inventive compositions require a base polymer comprising an ethylene vinyl acetate-containing polymer; a tackifier; an adhesion promoting additive comprising at least one semi-crystalline polymer having a weight average molecular weight of about 30,000 daltons or less; and optional wax; and an optional antioxidant. It has been found that the adhesion promoting additive of this invention enhances the adhesion properties of a hot melt adhesive composition having ethylene vinyl acetate-containing polymer, particularly at elevated temperatures or at low refrigerator and freezer temperatures where other conventional adhesives have been unsuccessful.

MODIFIED ETHYLENE VINYL ACETATE COMPOSITIONS, POLYMER BLENDS AND FILMS MADE THEREFROM

Compositions may include an EVA copolymer produced from ethylene, vinyl acetate, and one or more polar comonomers, wherein at least one of the one or more polar comonomers include an amine moiety. Methods may include preparing a polymer composition by adding ethylene, vinyl acetate and one or more polar comonomers to a reactor or extruder, wherein at least one of the one or more polar comonomers include an amine moiety; and reacting the ethylene, vinyl acetate and one or more comonomers to produce the polymer composition. Compositions may include an adhesive film composition that include at least one layer including a polymer produced from ethylene, vinyl acetate, and one or more polar comonomers, wherein at least one of the one or more polar comonomers include an amine moiety. 1. A composition , comprising:an EVA polymer produced from ethylene, vinyl acetate, and one or more polar comonomers, wherein at least one of the one or more polar comonomers comprises an amine moiety.2. The composition of claim 1 , wherein the composition comprises EVA at a percent by weight of the composition (wt %) ranging from 55 wt % to 99 wt %.3. The composition of claim 1 , wherein the EVA comprises a vinyl acetate content at a percent by weight (wt %) of the EVA component ranging from 8 wt % and 40 wt %.4. The composition of claim 1 , wherein the one or more polar comonomers are present at a percent by weight of the composition (wt %) ranging from 0.25 wt % to 25 wt %.5. The composition of claim 1 , wherein the amine of the one or more polar comonomers is a primary amine or a secondary amine.6. The composition of claim 1 , wherein the one or more polar comonomers comprise tert-butylaminoethyl methacrylate.7. The composition of claim 1 , wherein the composition further comprises one or more additional comonomers selected from a group consisting of unsaturated polycarboxlyic acid claim 1 , unsaturated anhydrides and unsaturated multiesters.8. The composition of claim 7 , wherein the ...

APPLICATION OF A RANDOM-LAID WEB FOR ROADWAY CONSTRUCTION WITH IMPROVED ADHESION PROPERTIES

A method for producing a roadway construction, including the steps of applying a random-laid web composed of an adhesive composition which includes at least one solid epoxy resin and at least one thermoplastic polymer solid at room temperature to a substrate including a bearing structure, preferably a concrete structure, and applying a bitumen-based bearing course. The method permits rapid and efficient production of a roadway construction with improved adhesion of asphalt to the substrate. To some extent, primer pretreatment of surfaces is no longer needed. 1. Method for producing a roadway construction , comprising the steps of(i) applying a random-laid web composed of an adhesive composition which comprises at least one solid epoxy resin and at least one thermoplastic polymer solid at room temperature to a substrate comprising a bearing structure, and(ii) applying a bitumen-based bearing course.2. Method according to claim 1 , wherein the adhesive composition is extruded on site and the extruded strand or strands are laid onto the substrate to form the random-laid web.3. Method according to wherein the bitumen-based bearing course is applied directly to the random-laid web.4. Method according to claim 1 , wherein the random-laid web is applied directly to the bearing structure.5. Method according to claim 1 , the method further comprising claim 1 , prior to the application of the random-laid web claim 1 , the following steps for forming the substrate:(i′) applying a primer to the bearing structure, and(i″) applying a liquid-polymeric film to the bearing structure primed according to step (i′).6. Method according to claim 5 , wherein a polymeric primer is applied to the liquid-polymeric film claim 5 , and the random-laid web is applied within the open time of the polymeric primer to the liquid-polymeric primer.7. Method according to claim 5 , wherein the random-laid web is applied to the liquid-polymeric film without a polymeric primer being applied beforehand to ...

Simple application of an adhesive material to a substrate with excellent adhesion to asphalt

A method for producing a roadway structure includes the steps: applying pellets of an adhesive composition to a non-tacky surface of a substrate having a support structure, wherein the adhesive composition has at least one solid epoxy resin and at least one thermoplastic polymer that is solid at room temperature; and applying a bitumen-based bearing course. The method permits rapid and efficient production of a roadway structure with good adhesion between the substrate and the asphalt and is suitable in particular for the restoration of asphalt coverings, which must be carried out under time pressure. The application of primer courses is not required.

Compositions Containing Rosin Esters and Ethylene Polymers

Disclosed are compositions which include an ethylene polymer derived from at least one polar monomer with one or more ester groups, and a rosin ester. The rosin ester can have a low hydroxyl number (e.g., a hydroxyl number seven or less), a low acid number (e.g., an acid number of ten or less), a relatively low PAN number (e.g., a PAN number less than twenty-five), a relatively high third moment or third power average molecular weight (M), (e.g., an Mvalue in between 2500 and 12000 g/mol), a low sulfur content (e.g., a sulfur content lower than 600 ppm prior to antioxidant addition) or combinations thereof. The compositions can exhibit a high heat stress resistance (e.g., a heat stress pass temperature value higher than 52° C. or in between 48° C. and 60° C.) and/or improved viscosity stability and/or color stability upon thermal aging and/or improved compatibility. 1. A composition comprising ,an ethylene polymer derived from at least one polar monomer with one or more ester groups and ethylene; anda rosin ester having a hydroxyl number of less than 7, and an Mz value between 2500 and 12000; (a) esterifying a rosin having a second sulfur ppm content value, and', '(b) stripping off volatiles;, 'wherein the rosin ester is obtained by'}wherein the rosin ester after steps (a) and (b) has a first sulfur ppm content value before addition of a sulfur-containing additive; andwherein the first sulfur ppm content value minus the second sulfur ppm content value is lower than 200.2. The composition of claim 1 , wherein the first sulfur ppm content value divided by the second sulfur ppm content value is equal to or lower than 0.82.3. The composition of claim 1 , wherein the rosin ester has an acid number of 10 or less.4. The composition of claim 3 , wherein the sum of the hydroxyl number and the acid number is 12 or less.5. The composition of any of claim 1 , wherein the rosin ester has a PAN number of 25 or less.6. The composition of claim 1 , wherein the rosin ester is ...

ELECTRICALLY CONDUCTIVE ADHESIVES COMPRISING BLEND ELASTOMERS

Disclosed herein is an electrically conductive adhesive composition and its use in solar cell modules, wherein the electrically conductive adhesive comprises a polymer matrix and dispersed in the polymer matrix about 40-90 wt % of conductive particles, with the wt % of all components comprised in the compositions totaling to 100 wt %, and wherein the polymer matrix comprises or is formed of a blend of at least one ethylene/alkyl (meth)acrylate copolymer elastomer and at least one ethylene vinyl acetate copolymer at a weight ratio ranging from about 10:90 to about 70:30. 2. The solar cell module of claim 1 , wherein the weight ratio of the at least one ethylene/alkyl (meth)acrylate copolymer elastomer and at least one ethylene vinyl acetate copolymer ranges from 15:85 to 70:30.3. The solar cell module of claim 1 , wherein the at least one ethylene/alkyl (meth)acrylate copolymer elastomer comprises polymerized units of ethylene and 40-90 wt % of polymerized units of at least one alkyl (meth)acrylate claim 1 , based on the total weight of the ethylene/alkyl (meth)acrylate copolymer elastomer.4. The solar cell module of claim 3 , wherein the at least one ethylene/alkyl (meth)acrylate copolymer elastomer is selected form the group consisting of ethylene/methyl acrylate copolymers claim 3 , ethylene/ethyl acrylate copolymers claim 3 , ethylene/butyl acrylate copolymers.5. The solar cell module of claim 1 , wherein the at least one ethylene vinyl acetate copolymer comprises polymerized units of ethylene and 5-50 wt % of copolymerized units of vinyl acetates claim 1 , based on the total weight of the ethylene vinyl acetate copolymer.6. The solar cell module claim 1 , wherein the at least one ethylene/alkyl (meth)acrylate copolymer elastomer and/or the at least one ethylene vinyl acetate copolymer is cross-linked with a cross-linking agent.7. The solar cell module of claim 1 , wherein the conductive particles are selected from metal particles and non-metal particles.8. The ...

THERMAL INSULATION WINDOW FILM

An object is to provide a thermal insulation window film that can be easily attached to a window and does not leave an adhesive on the window when removed. The thermal insulation window film comprises one or more principal-component resins selected from the group consisting of a vinyl chloride resin, an ethylene vinyl acetate copolymer resin, an ethylene methacrylic acid copolymer resin, a polyurethane resin, a polyacrylic resin, and a polyester resin, and a plasticizer, wherein the attached state of the film is maintained via a viscous material resulting from a mixture of the principal-component resin and the plasticizer. 1. A thermal insulation window film comprising:one or more principal-component resins selected from the group consisting of a vinyl chloride resin, an ethylene vinyl acetate copolymer resin, an ethylene methacrylic acid copolymer resin, a polyurethane resin, a polyacrylic resin, and a polyester resin; anda plasticizer, whereinthe attached state of the film is maintained via a viscous material resulting from a mixture of the principal-component resin and the plasticizer.2. The thermal insulation window film according to claim 1 , wherein the plasticizer has a content of 20 to 40 parts by weight based on 100 parts by weight of the principal-component resin.3. The thermal insulation window film according to claim 1 , wherein the plasticizer is one or more selected from the group consisting of dioctyl phthalate claim 1 , diisononyl phthalate claim 1 , dibutyl phthalate claim 1 , dioctyl adipate claim 1 , diisononyl adipate claim 1 , trioctyl trimellitate claim 1 , carboxylic acid glycol esters claim 1 , and cresyl phosphate.4. The thermal insulation window film according to claim 1 , further comprising one or more infrared absorbers selected from the group consisting of antimony-doped tin oxide claim 1 , tin oxide-doped indium oxide claim 1 , tin oxide-doped tungsten oxide claim 1 , lanthanum boride claim 1 , rhodium oxide claim 1 , silver claim 1 , ...

Crosslinking resin composition and sealing material

The present invention provides a crosslinking resin composition comprising an ethylene copolymer and a crosslinking aid, in which the crosslinked product of the resin composition has excellent insulation properties (volume resistivity value). The present invention provides a heat-crosslinking resin composition comprising an ethylene copolymer, a crosslinking agent and a urethane poly(meth)acrylate as a crosslinking aid, and (2) a radiation-crosslinking resin composition comprising an ethylene copolymer and a urethane poly(meth)acrylate as a crosslinking aid.

LOW PRESSURE 2-K HANDHELD SPRAY GUN

A low pressure limited overspray handheld aerosol spray gun for spraying a two-component adhesive, a method for spraying a two-component adhesive and a two-component adhesive obtainable by that method. In manufacturing of larger objects, such as matrasses and furniture, adhesives are often applied to fix parts of the large object together. Most adhesives are applied using either air-spray equipment or air-assisted spray equipment. 1. A low pressure limited overspray handheld aerosol spray gun for spraying a two-component adhesive comprising 80-97 wt. % of a first fluid and 3-20 wt. % of a second fluid , the wt. percentage calculated on a combined first and second fluid , comprising:(a) a first and second connection for supply of the first and second fluid, respectively,(b) a first nozzle and a second nozzle,(c) a separate fluid passageway for the first and second fluid between the connection and nozzle, respectively,(d) a first and second mechanism for opening and closing of the passage way of each fluid to the nozzle,(e) a trigger for simultaneous control of the mechanisms,(f) a third fluid passageway for providing air,(g) a chamber wherein the second and third passage ways enter and from which access to the second nozzle is provided, and(h) a first removable nozzle tip attached to the first nozzle, andwherein the first nozzle tip has a slit incorporated therein, andwherein the system is capable of withstanding a first fluid airless pressure of 200-800 kPa (2-8 Bar) and capable of withstanding a second fluid air-assisted pressure of 12-100 kPa (0.12-1.0 Bar).2. The aerosol gun according to claim 1 , wherein the second nozzle is directed such that the second fluid intimately mixes with the first fluid at a distance of 1-10 cm of the first nozzle.3. The aerosol spray gun according to claim 1 , wherein the first nozzle has an opening with a first area claim 1 , wherein the second nozzle has an opening with a second area claim 1 , wherein a ratio between the first area ...

DIELECTRIC HEATING ADHESIVE FILM AND ADHESION METHOD USING DIELECTRIC HEATING ADHESIVE FILM

A dielectric welding configured to weld a plurality of adherends of the same material or different materials through dielectric heating is provided. The dielectric welding film contains an A component in a form of a thermoplastic resin and a B component in a form of a dielectric filler, the A component including a polyolefin resin having a polar part, a content of the B component in the dielectric welding film ranging from 3 volume % to 40 volume %. 1. A dielectric welding film configured to weld a plurality of adherends of the same material or different materials though dielectric heating , the dielectric welding film comprising:a thermoplastic resin as an A component; anda dielectric filler as a B component, whereinthe A component comprises a polyolefin resin having a polar part,a content of the B component in the dielectric welding film ranges from 3 volume % to 40 volume %, anda dielectric property (tan δ/ϵ′), which is calculated based on a dissipation factor tan δ and permittivity ϵ′ of the dielectric welding film measured at 23 degrees C. and 40 MHz frequency, is 0.005 or more.2. The dielectric welding film according to claim 1 , whereinthe B component is at least one compound selected from the group consisting of zinc oxide, silicon carbide (SiC), and anatase-type titanium oxide.3. The dielectric welding film according to claim 1 , whereinthe B component generates heat when applied with a high-frequency wave ranging from 1 kHz to 300 MHz.4. The dielectric welding film according to claim 1 , whereina mean particle size of the dielectric filler as the B component measured according to JIS Z 8819-2 (2001) is in a range from 0.1 μm to 30 μm.5. The dielectric welding film according to claim 1 , whereina constituent unit derived from olefin in the A component is derived from ethylene or propylene.6. The dielectric welding film according to claim 1 , whereinthe polar part is a carboxy group, or an acid anhydride moiety.7. A welding method using a dielectric welding ...

MODIFIED RESINS AND USES THEREOF

Modified thermoplastic hydrocarbon thermoplastic resins are provided, as well as methods of their manufacture and uses thereof in rubber compositions. The modified thermoplastic resins are modified by decreasing the relative quantity of the dimer, trimer, tetramer, and pentamer oligomers as compared to the corresponding unmodified thermoplastic resin polymers, resulting in a product that exhibits a greater shift in the glass transition temperature of the elastomer(s) used in tire formulations. This translates to better viscoelastic predictors of tire tread performance, such as wet grip and rolling resistance. The modified thermoplastic resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the modified thermoplastic resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, snow performance, and wet braking performance. 1. An adhesive composition , comprising:about 10 to about 90 weight percent of at least one polymer,about 5 to about 70 weight percent of at least one modified thermoplastic resin,about 0 to about 60 weight percent of at least one thermoplastic tackifying resin,about 0 to about 50 weight percent of at least one wax,about 0 to about 60 weight percent of at least one oil or plasticizer,about 0.5 to about 3 weight percent of at least one stabilizer, andabout 0 to about 70 weight percent of at least one filler,wherein the composition is non-vulcanized,wherein the at least one modified thermoplastic resin has a glass transition temperature (Tg) of between −50° C. and 160° C.,wherein the at least one modified thermoplastic resin has a number average (Mn) molecular weight of less than 3,000 g/mol,wherein the at least one modified thermoplastic resin has a z-average molecular weight (Mz) of less than 9,000 g/mol,wherein the modified thermoplastic resin is a pure monomer thermoplastic (PMR) resin, a C5 thermoplastic ...

Tower Gripz

The present invention discloses an advanced system of handgrip apparatus including a hollow housing defining a handgrip surface and forming an enclosure and a rigid surface for the slip free holding of assembly. The shock dampening hand grip wraps around various diameters of raw stainless steel or powder coated railings commonly used on all types of recreational boats. When applied to a railing, grab bar, T-Top or ladder, the inner EVA (ethylene vinyl acetate) copolymer foam provides an adhesive surface which prevents the grip from sliding up or down or side to side. The present technology presents an ergonomic hand grip with a predetermined length to propose a superior support, vibration dampening and impact absorption, thereby reducing fatigue for the users' hand. I. A hand grip with a predetermined length where:a shock dampening hand grip wraps around various diameters of raw stainless steel or powder coated railings;an inner EVA (ethylene vinyl acetate) copolymer foam;a grip having a slit down the middle to wrap around the assembly;a slit secured at the top and bottom with any locking device with a diameter less than 0.31 inches;a typical securing device including D-ring, carabiner or zip;an outer grip portion having a rectangular fillet from top to bottom that conform to the user's hand. A portion of the disclosure of this patent document contains material which is subject to copyright protection. The copyright owner has no objection to the facsimile reproduction by anyone of the patent disclosure, as it appears in the Patent and Trademark Office patent files or records, but otherwise reserves all copyright rights whatsoever.This invention relates to an improved grip for recreational boats and is more particularly related to grips for hand operated assembly which are made from a reversible copolymer foam material that is designed for use without fatigue or pain in users' hand.A common concern on recreational boat is a lack of places to grip hand to, especially ...

Activatable Polymer Composition Comprising At Least Two Carboxylic Acids as Blowing Agent

The invention relates to a curable volume expandable polymer composition comprising an organic acid component, wherein the organic acid component comprises a first organic acid, a second organic acid, and optionally one or more additional organic acids; wherein said polymer composition, when being heated to an activation of expansion temperature above room temperature, undergoes volume expansion. When the organic acid component is heated to the activation of expansion temperature, the first organic acid and/or the second organic acid and/or the optionally present one or more additional organic acids decarboxylate and thus release carbon dioxide. The polymer composition traps the thus released carbon dioxide thereby causing the polymer composition to undergo volume expansion. 1: A curable volume expandable polymer composition comprising:an organic acid component, wherein the organic acid component comprises a first organic acid, and a second organic acid;wherein said polymer composition, when being heated to an activation of expansion temperature above room temperature, undergoes volume expansion due to decarboxylation of the first organic acid and/or the second organic acid and wherein the relative weight ratio of the first organic acid to the second organic acid is within the range of from 10:1 to 1:10.2: The polymer composition according to claim 1 , wherein the first organic acid and/or the second organic acid independently of one another have a molecular weight of at most 500 g/mol claim 1 , or even at most 300 g/mol.3: The polymer composition according to claim 1 , including one or more additional organic acids having a molecular weight of at most 300 g/mol.4: The polymer composition according to claim 1 , wherein the content of the organic acid component is at least 0.1 wt.-% claim 1 , relative to the total weight of the polymer composition.5: The polymer composition according to claim 1 , wherein the content of the organic acid component is at least 5.0 wt.-% ...

Heat sealable compositions and uses thereof

Ethylene unsaturated ester copolymers combined with a resin are disclosed for use in the sealing layers of laminates and films.

Peelable multilayer surface protecting film and articles thereof

Disclosed is a peelable surface protective film comprising a structure layer and an adhesive layer comprising a blend of at least one ethylene/vinyl acetate copolymer or at least one ethylene/alkyl acrylate copolymer, an anhydride modified ethylene copolymer and tackifier. The film can be used to protect the surface of plates or panels used in construction materials, vehicles, and the like, particularly during transportation, storage and/or assembly. Also disclosed are articles comprising the film and a process for using the film.

Adhesive blend powders

Powders of multi-component adhesive blends are provided. The powders are a blend of a polyolefin base resin component and acid or acid derivative functionalized polyolefin component with one or more optional components. The powders are produced by a dispersion process and have median particle sizes from 5 to 250 micrometers.

Microfine adhesive powders and process

Microfine powder adhesive blends are provided. The powders are comprised of a polyolefin base resin component and acid or acid derivative functionalized polyolefin component with one or more optional components. The microfine powders are produced from melt blended adhesive products using a dispersion process and have median particle sizes from 5 to 250 micrometers.

Rheology-modified grafts and adhesive blends

Rheologically-modified functionalized polyolefins and tie-layer adhesive blends formulated therewith which exhibit improved adhesion in multi-layer barrier films are provided. Multi-layer barrier shrink films having improved adhesion are also disclosed.

Microfine adhesive powders and process

Microfine powder adhesive blends are provided. The powders are comprised of a polyolefin base resin component and acid or acid derivative functionalized polyolefin component with one or more optional components. The microfine powders are produced from melt blended adhesive products using a dispersion process and have median particle sizes from 5 to 250 micrometers.

Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers

Polyethylene-based adhesive compositions which contain as little as 5 weight percent, and up to 35 weight percent of an acid-grafted metallocene polyethylene have superior peel strength to comparable compositions containing an acid grafted non-metallocene and EVA or EMA polyethylene. Compositions where the acid-grafted metallocene polyethylene component is based on a metallocene polyethylene having a melt-flow ratio of less than 6.53 and an Mw/Mn of greater than the melt flow ratio less 4.63 are as good adhesive compositions as those based on metallocene resins falling outside these parameters.

Compositions of ethylene/vinyl acetate copolymers for heat-sealable easy opening packaging

Disclosed are compositions comprising ethylene/vinyl acetate copolymers, tackifying resins and optionally polyolefins (for example, polyethylene and polypropylene) that provide strong, tight hermetic heat seals with an easily peelable opening feature to fluoropolymers such as polychlorotrifluoroethylene. Also disclosed are multilayer structures and packages comprising these compositions.

Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers

Polyethylene-based adhesive compositions which contain as little as 5 weight percent, and up to 35 weight percent of an acid-grafted metallocene polyethylene have superior peel strength to comparable compositions containing an acid grafted non-metallocene and EVA or EMA polyethylene. Compositions where the acid-grafted metallocene polyethylene component is based on a metallocene polyethylene having a melt-flow ratio of less than 6.53 and an Mw/Mn of greater than the melt flow ratio less 4.63 are as good adhesive compositions as those based on metallocene resins falling outside these parameters.