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39results about How to "Excellent initial adhesion" patented technology
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Surface protective film
InactiveCN101189317AExcellent stripping workabilityExcellent initial adhesionFilm/foil adhesivesElastomerPolyolefin
Disclosed is a surface protection film which has excellent initial adhesion and can be easily removed from an object to which it is adhered. The adhesive force of this surface protection film does not undesirably increase as time passes. Specifically disclosed is a surface protection film wherein a rubber adhesive layer is arranged on a polyolefin base. The rubber resin component is composed of a styrene elastomer which has a block copolymer of a styrene polymer block (A) and an olefin elastomer component (B), a block copolymer of a styrene polymer block (A) and a random copolymer block (B') of styrene and an elastomer component, or a hydrogenated product of either of the block copolymers as a main backbone. The rubber adhesive layer has a tensile storage modulus at a frequency of 10 Hz of not less than 2.5 109 Pa at -100 DEG C, and a shear storage modulus at a frequency of 10 Hz of from 5 104 to 5 106 Pa at 23 DEG C.
Owner:SEKISUI CHEM CO LTD
Waterproof color building sealing adhesive and its prepn process
InactiveCN101020804AWill not polluteEasy to operateMonocarboxylic acid ester polymer adhesivesCellulose adhesivesBrickAdhesive
The present invention is one kind of waterproof color building sealing adhesive and its preparation process. The waterproof color building sealing adhesive is produced with cement, quartz sand, water soluble cellulase, lignin, pigment, ethyl acetate copolymer latex powder, organic carboxylic metal salt powder and through homogeneous mixing. The adhesive of the present invention can form waterproof surface and possesses the features of waterproofing, adhering, beautiful appearance, high durability and environment friendship. It has integral joint filling and adhering functions and low cost, and is suitable for both joint filling and adhering of outer wall tile, floor tile, inner wall tile, stone material and plaza tile.
Owner:SOUTH CHINA UNIV OF TECH +1
Chloroprene polymer latex composition and use thereof
ActiveCN102666708AFast crystallizationDoes not reduce storage stabilityEster polymer adhesivesChloroprene adhesivesWater basedAdhesive
Owner:RESONAC CORPORATION
Two-sided differential adhesive tape and production method thereof
InactiveCN106833419AExcellent Exhaust ComplianceThen smooth and easyNon-macromolecular adhesive additivesFilm/foil adhesive release linersPolyesterSodium bicarbonate
The invention relates to a two-sided differential adhesive tape. The two-sided differential adhesive tape comprises a first release film, a first adhering layer, a polyester film, a second adhering layer and a second release film in turn from top to bottom, wherein a fluorine plastic release film is served as the first release film; the first release film is adhered to the first adhering layer; the polyester film is arranged between the first adhering layer and the second adhering layer; a single-silicon release film is served as the second release film; the second release film is adhered under the second adhering layer. According to the invention, the mixture of sodium bicarbonate particle and carbon powder is added, so that the radiating mode in the adhering layer can be effectively improved and the radiating effect can be obviously promoted. A novel two-sided differential adhesive tape with an excellent radiating function is supplied.
Owner:WUHU HONGSHENG TECH
Curable organopolysiloxane composition, and protection agent or adhesive composition for electrical/electronic components
ActiveCN110088206AEasy curingExcellent initial adhesionNon-macromolecular adhesive additivesSemiconductor/solid-state device detailsPolymer sciencePtru catalyst
To provide a curable organopolysiloxane composition, etc. which has a particularly excellent effect of improving initial adhesiveness in small amounts and a thin layer with respect to various base materials, in addition to being able to achieve particularly excellent adhesive durability and high adhesive strength after curing. A curable organopolysiloxane composition, containing:(A) an organopolysiloxane having at least two alkenyl groups per one molecule; (B) a trialcoxysilyl containing siloxane having one silicon atom-bonded hydrogen atom and at least one trialcoxysilyl group per one molecule; (C) a chain or cyclic organopolysiloxane having at least two silicon atom-bonded hydrogen atoms per one molecule; (D) a chain organopolysiloxane having at least three silicon atom-bonded hydrogen atoms per one molecule; (E) a catalyst for a hydrosilylation reaction; (F) a catalyst for a condensation reaction; and (G) an adhesion promoter.
Owner:DOW TORAY CO LTD
Adhesive for solar battery back sheets
ActiveCN104011104AImprove hydrolysis resistanceExcellent initial adhesionPolyureas/polyurethane adhesivesPhotovoltaic energy generationMeth-Polyol
Owner:HENKEL KGAA
Adhesive for laminated sheets
InactiveCN104583261AModerate curing rateExcellent long-term hydrolysis resistancePolyureas/polyurethane adhesivesSynthetic resin layered productsXylylenePolymer science
Owner:HENKEL KGAA
Urethane adhesive for laminated sheets
PendingCN107001574AAppearance effectLamination process influenceLayered productsPolyureas/polyurethane adhesivesChemistryAdverse effect
Disclosed is an adhesive for laminated sheets comprising a urethane resin obtainable by blending: (A) an acrylic polyol; (B) at least one selected from carboxylic acids and carboxylic anhydrides; and (C) an isocyanate compound, wherein the acrylic polyol (A) is obtainable by the polymerization of a polymerizable monomer, has a glass transition temperature of from -35 to 20 degrees centigrade, and has a hydroxyl value of from 0.5 to 40 mgKOH / g. The adhesive for laminated sheets is excellent in initial adhesion to a film, peel strength after aging and hydrolysis resistance for a long time under high temperature when a laminated sheet is produced, and wherein the adhesive does not impart an adverse effect to the appearance of the laminated sheet and the lamination process of films while improving the curability. The laminated sheet is suitably prepared using the adhesive for laminated sheets. An article comprising the laminated sheet can be prepared using the laminated sheet.
Owner:HENKEL KGAA
Preparation method of polyamide polyamine-polyether amine cylinder adhesive
The invention discloses a preparation method of a polyamide polyamine-polyether amine cylinder adhesive. The method comprises the following steps: under the protection of introduced nitrogen, firstlycarrying out condensation polymerization on an alkenyl amine derivative, grease and dibasic acid or corresponding dibasic ester under normal pressure, then continuously carrying out condensation polymerization under a vacuum condition until the molecular weight is not increased any more, and adding water to form an aqueous solution of a polyamide polyamine intermediate; and adding branched polyether amine into the aqueous solution, carrying out a closed reaction, heating to carry out a cross-linking reaction, finally adding an organic acid to terminate the reaction, and adding water to diluteto obtain the polyamide polyamine-polyether amine cylinder adhesive. The cylinder adhesive prepared by the invention has good adhesion, flexibility, water solubility, uniformity, durability and the like, and the use of epoxy chloropropane is avoided.
Owner:ZHEJIANG TRANSFAR WHYYON CHEM
UV photosensitive adhesive, UV protective film applying UV photosensitive adhesive for wafer and preparation method of UV protective film for wafer
ActiveCN109161367AHigh bonding strengthImprove cohesionNon-macromolecular adhesive additivesFilm/foil adhesivesMicrospherePolyvinyl chloride
The invention discloses a UV photosensitive adhesive, the UV photosensitive adhesive comprises the following components by mass percent: 10%-15% of star SIS, 10%-15% of poly-terpene A, 1%-5% of poly-terpene B, 0.5 per mill-0.8 per mill of a light stabilizer, 1 per mill-4 per mill of an ageing agent, 3 per mill-20 per mill of hollow microspheres, and 60 per mill-75 per mill of a solvent. The UV photosensitive adhesive rapidly reaches the higher bonding strength at the room temperature, is excellent in adherence to substrates like PO (Propylene Oxide) and PVC (Polyvinyl Chloride), can resist the high temperature of 100 DEG C within a short period of time, and is soft, the initial viscosity is quite excellent, and the ageing-resistant performance is excellent. A UV protective film applyingthe UV photosensitive adhesive for a wafer not only has an obvious visbreaking effect after the UV-irradiation, but also can tackify a rubber pressure sensitive adhesive before the pressure sensitiveadhesive.
Owner:新纶电子材料(常州)有限公司
Base coating composition for non-ferrous metal
ActiveCN106280913AExcellent initial adhesionExcellent adhesion between layersPolyester coatingsPolyesterEpoxy
The invention relates to a base coating composition for non-ferrous metal, which can exhibit excellent initial stage adhesion, interlayer adhesion, recoating performance and scratch resistance in the coating of non-ferrous metal by containing polyester polyhydric alcohol resin, acrylic acid polyhydric alcohol resin, melamine resin, epoxy resin and the balance of a solvent, and a coating object.
Owner:KCC CORP CO LTD
Laminated polyester film
ActiveCN104245806AHigh transparencyInhibition (excellent visibilitySynthetic resin layered productsPolyurea/polyurethane coatingsPolymer scienceCarbamate
Owner:TORAY IND INC
Tissue-adhesive materials
ActiveCN101378791BExcellent initial adhesionImprove adhesionSurgeryCoatingsContact layerBiodegradable polyester
A multi-lamellar tissue-adhesive sheet comprises a structural layer or laminate conjoined to a tissue-contacting layer. The structural layer or laminate comprises one or more synthetic polymers having film-forming properties, and the tissue- contacting layer of material contains tissue-reactive groups. The synthetic polymers having film-forming properties are preferably biodegradable polyesters, and the tissue-reactive groups are most preferably NHS-ester groups.
Owner:TISSUEMED LTD
Resin composition for sealing electrical electronic components, method of producing electrical electronic component, and sealed electrical electronic component
ActiveUS20130331521A1Excellent bonding durabilityImprove adhesion strengthOther chemical processesSemiconductor/solid-state device detailsPolyesterElastomer
It is provided that a resin composition for sealing electrical electronic components which is not susceptible to gelation even when stagnant under high temperature conditions, and which are excellent in initial bond strength to an aluminum material, and which exhibits superior durability under a cooling and heating cycle load and the like. It is also provided that a sealed electrical electronic component with the resin composition for sealing electrical electronic components. A resin composition for sealing electrical electronic components, containing a crystalline polyester-based elastomer (A), a phenol-modified xylene resin (B1) and / or a phenol resin (B2), and a polyolefin resin (C), and having a melt viscosity of 5 dPa·s or more and 3000 dPa·s or less when dried to a water content of 0.1% or less, heated to 220° C., subjected to a pressure of 1 MPa, and extruded through a die with a hole diameter of 1.0 mm and a thickness of 10 mm.
Owner:TOYO TOYOBO CO LTD
Block copolymer composition, adhesive composition, and adhesive sheet
The present invention is a block copolymer composition comprising an aromatic vinyl-isoprene-aromatic vinyl triblock copolymer (A) and an aromatic vinyl-isoprene diblock copolymer (B),(i) a ratio (MwDa / MwDb) of a weight average molecular weight MwDa of a polyisoprene block in the triblock copolymer (A) to a weight average molecular weight MwDb of a polyisoprene block in the diblock copolymer (B) being 0.5 or more to less than 1,(ii) a ratio of an aromatic vinyl monomer unit in all polymer components of the block copolymer composition being 10 to 30 mass %, and(iii) the block copolymer composition having a breaking strength of less than 8 MPa and an elongation at break of less than 1,100%; a pressure-sensitive adhesive composition comprising the block copolymer composition and a tackifying resin; and a pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer that comprises the pressure-sensitive adhesive composition.
Owner:ZEON CORP
Cold-patch additive material and preparation method and application thereof
ActiveCN109971187AEasy to storeConvenience to workBuilding insulationsPolymer scienceTrichloroethylene
The invention relates to a cold-patch additive material and a preparation method and application thereof. The material is prepared from 17%-20% of trichloroethylene, 11%-16% of SBS, 9%-13% of EVA, 42%-46% of diesel and13%-21% of clean oil; during preparation, the SBS is added into the trichloroethylene until no solid residues exist to obtain a prepolymer A, the EVA is added into the diesel until no solid residues exist to prepare a prepolymer B, the prepolymer A and the prepolymer B are poured into the clean oil to prepare the cold-patch additive material; when a modified asphalt mixture is prepared, the cold-patch additive material accounts for 10%-14%, asphalt accounts for 72%-80%, and a diluent accounts for 10%-14%. The cold-patch additive material and the preparation method and application thereof have the advantages that a capsule technology and a polymer thickening and reinforcing technology are introduced, the storage performance, workability, initial strength, durability and bonding performance of the modified asphalt mixture can be improved, and it is ensured that the modified asphalt mixture has excellent performance.
Owner:CHANGAN UNIV
Laminated polyester film and antireflection film
ActiveCN102112309ASuppression of interference fringesExcellent initial adhesionSynthetic resin layered productsElectrical equipmentPolymer sciencePolyester resin
Owner:TORAY IND INC
Optical polyester film and optical laminated polyester film
InactiveCN105774155AStrong adhesionExcellent initial adhesionSynthetic resin layered productsPolyurea/polyurethane coatingsEpoxyHigh humidity
The invention discloses an optical polyester film and an optical laminated polyester film.At least one face of a biaxially oriented base film of the optical polyester film is coated with a bottom coating containing an adhesive and anti-adhesion particles, and the adhesive is prepared from, by weight, waterborne ultraviolet light cured polyurethane resin 40-90%, waterborne polyester resin 9-40% and epoxy resin 1-20%.The polyester film layer has excellent initial adhesion to an optical functional layer, also has good adhesion under the conditions of high temperature and high humidity, meanwhile has high transparency and excellent adhesion resistance and is suitable for the fields of LCD, PDP and other display devices.
Owner:HEFEI LUCKY SCI & TECH IND
Gold alloy wire for bonding wire having high initial bondability, high bonding reliability, high roundness of compression ball, high straightness, high resin flowability resistance, and low specific resistance
InactiveUS20090232695A1Easy to integrateEasily influencedSolid-state devicesWelding/cutting media/materialsMetallurgyImpurity
There are provided a gold alloy wire for a bonding wire having high initial bonding ability, high bonding reliability, high roundness of a compression ball, high straightness, high resin flowability resistance, and low specific resistance. The gold alloy wire having high initial bonding ability, high bonding reliability, high roundness of a compression ball, high straightness, high resin flowability resistance, and low specific resistance contains one or more of Pt and Pd of 500 to less than 1000 ppm in total, Ir of 1 to 100 ppm, Ca of more than 30 to 100 ppm, Eu of more than 30 to 100 ppm, Be of 0.1 to 20 ppm, if necessary, one or more of La, Ba, Sr, and Bi of 30 to 100 ppm in total, if necessary, and a balance being Au and inevitable impurities.
Owner:TANAKA DENSHI KOGYO KK
Adhesive sheet
InactiveCN103254808AGood weather resistanceExcellent initial adhesionMonocarboxylic acid ester polymer adhesivesFilm/foil adhesivesLow-density polyethylenePolyolefin
The invention provides an adhesive sheet. The adhesive sheet has the advantages of excellent weatherability, good initial adhesiveness, excellent peeling property and good age adhesiveness even the adhesive sheet is in the ageing process after outdoor exposure or high temperature preservation, and good stress relaxation property. The adhesive sheet is obtained through forming an adhesive layer on at least one side of a substrate layer, the substrate includes at least one layer selected from a white series layer and a black series layer, the adhesive layer is formed through an adhesive containing a propylene series copolymer (A) and a resin (B), the propylene series copolymer (A) includes propylene and C2-12 alpha-olefin except propylene as copolymerization components, and the resin (B) comprises at least one selected from a crystalline olefin blocked C-B-C thermoplastic elastomer (B represents a conjugated diene polymer block and C represents a crystalline polyolefin block) hydride, homopolymerized polypropylene, an ethylene / alpha-olefin biopolymer, a propylene / alpha-olefin biopolymer, low density polyethylene, high density polyethylene and straight-chain low density polyethylene.
Owner:NITTO DENKO CORP
Waterproof color building sealing adhesive and its prepn process
InactiveCN100558840CWill not polluteEasy to operateMonocarboxylic acid ester polymer adhesivesCellulose adhesivesCelluloseAdhesive
Owner:SOUTH CHINA UNIV OF TECH +1
Heat curable adhesive composition, article, semiconductor apparatus and method
InactiveCN1662624AExcellent initial adhesionImprove heat resistanceNon-macromolecular adhesive additivesSemiconductor/solid-state device detailsEpoxySemiconductor chip
Provided are a heat curable adhesive composition and an adhesive article suited for dicing of a semiconductor and die-bonding of the diced semiconductor chip, and a semiconductor apparatus and a process for preparing a semiconductor apparatus using the adhesive composition and article. In one embodiment, the present invention provides a heat curable adhesive composition comprising a caprolactone-modified epoxy resin and a tack reducing component. Another embodiment of the present invention provides an adhesive article comprising a heat curable adhesive layer of a heat curable adhesive composition comprising a caprolactone-modified epoxy resin, a tack reducing component, and a backing layer carrying said adhesive layer on at least a portion of the backing layer.
Owner:3M INNOVATIVE PROPERTIES CO
Hot melt polyurethane adhesive for bonding honeycomb panel and preparation method of hot melt polyurethane adhesive
PendingCN110343503AExcellent initial adhesionSuitable opening timePolyureas/polyurethane adhesivesPolyesterPolyol
The invention discloses a hot melt polyurethane adhesive for bonding a honeycomb panel. The hot melt polyurethane adhesive is prepared from the following raw materials in percentage by mass: 40-50% ofpolymer polyols, 15-25% of modified rosin resin, 10-20% of EVA, 1-5% of an additive and 15-20% of polyisocyanate; the modified rosin resin is prepared by reacting linear even carbon polyols and adipic acid in different proportions to obtain polyester polyol with different molecular weights, and then esterifying the polyester polyol with rosin acid to obtain the modified rosin resin with the molecular weight of 500-1500; and the molecular weight of the EVA is 90,000-110,000. According to the hot melt polyurethane adhesive, the initial adhesive force is excellent, the opening time is appropriate, the adhesive force on a base material is good, and final adhesive strength is excellent.
Owner:佛山市顺德区蓝德堡实业有限公司
Hot melt adhesive composition, manufacturing method of the same, and car headlamp
ActiveCN108373897AExcellent initial adhesionHigh initial bond strengthMineral oil hydrocarbon copolymer adhesivesVehicle headlampsElastomerPolyester
An embodiment of the present invention relates to a hot melt adhesive composition comprising 35 to 40 wt% of petroleum resin, 10 to 14 wt% of polyester elastomer resin, 10 to 14 wt% of ethylene vinylacetate resin, 14 to 19 wt% of polyether polyol, 15 to 21 wt% of polyester polyol, 8 to 10 wt% of methylene diphenyl diisocyanate, and 0.1 to 0.5 wt% of an amine catalyst, wherein the hot melt adhesive composition has 20,000 to 50,000 cps of melting viscosity measured at 150 DEG C. The hot melt adhesive composition according to the present invention is excellent in workability as well as initial adhesion, initial adhesive force, initial adhesive properties and heat resistance, has excellent crosslinking properties and bubble preventing properties after final curing, has an excellent curing time reduction effect, and is excellent in impact resistance after curing.
Owner:HYUNDAI MOBIS CO LTD +1
Room-temperature-curable organopolysiloxane composition and protective agent or adhesive composition for electric/electronic components
Owner:DOW TORAY CO LTD
Low-pressure paste additive
InactiveCN107652904AImprove shear resistanceImprove heat resistanceNon-macromolecular adhesive additivesMacromolecular adhesive additivesSodium metasilicatePaperboard
The invention provides a low-pressure paste additive, belongs to the technical field of paperboard production, and specifically relates to a low-pressure paste additive. The low-pressure paste additive comprises starch, an antifoaming agent, sodium metasilicate pentahydrate, polyvinyl alcohol, sodium carboxymethylcellulose, ethoxylated dipentaerythritol, acrylic acid, maleic anhydride, ethynyl diol, a filling material and dioctyl pyrophosphate. According to the invention, a mixed paste has excellent shear-force resistance and heat resistance, and the stable viscosity of the paste is maintainedin the process of recycling, so the paste has great stability; a molecule in an additive can replace a hydroxyl group in a starch molecule, so stable crosslinking is formed; the starch molecule is encircled by an additive molecule, and capacities of resisting heat and shear force are reinforced, so the viscosity stability of the paste is maintained in the process of recycling; thus, the situationthat continuous size decrease and sharp viscosity decrease of the starch molecule due to shearing and heating during recycling causes poor bonding is reduced or avoided.
Owner:东莞市森宝新能源有限公司
A kind of production process of pressure-sensitive adhesive for waterproof membrane
ActiveCN109370489BClear colorGood weather resistanceMineral oil hydrocarbon copolymer adhesivesNon-macromolecular adhesive additivesPolymer scienceAdhesive
Owner:湖北纽凯伦轨道交通新材料有限公司
A kind of preparation method of polyamide polyamine-polyetheramine cylinder sticking agent
ActiveCN111440324BHigh initial molecular weightGood water solubilityPolyamide coatingsOrganic acidPolymer science
The invention discloses a preparation method of a polyamide polyamine-polyetheramine cylinder sticking agent. The method adopted in the present invention is as follows: under the protection of nitrogen gas, the polycondensation reaction of alkenylamine derivatives and oils and dibasic acids or corresponding dibasic esters is carried out under normal pressure, and then the polycondensation reaction is continued under vacuum until the molecular weight is no longer become larger, add water to form an aqueous solution of polyamide polyamine intermediate; add branched polyetheramine to the aqueous solution, seal the reaction, raise the temperature to carry out crosslinking reaction, finally add organic acid to terminate the reaction, add water to dilute to obtain polyamide polyamine ‑Polyetheramine cylinder sticking agent. The cylinder sticking agent prepared by the invention has good cohesive force, softness, water solubility, uniformity and durability, etc., and avoids the use of epichlorohydrin.
Owner:ZHEJIANG TRANSFAR WHYYON CHEM
Undercoat used for base material with copper film, base material with copper film, manufacturing method for base material with copper film, and conductive film
ActiveCN105462468AGood adhesionGood alkali-resistant adhesion and acid-resistant adhesionVacuum evaporation coatingSputtering coatingDouble bondTM compound
An objective of the invention is to provide an undercoat. The undercoat has excellent initial-stage adhesion, acid-resisting adhesion, and alkali-resisting adhesion with a base material and a copper film. The invention relates to an undercoat of a base material with a copper film. The undercoat contains acrylic copolymer (A) with hydroxyl, alkyl ester groups, nitrile groups, and required primary amide groups, polyisocyanates (B) at least containing three isocyanate groups, an active energy line aggregate compound (C) at least containing three carbon-carbon double bond groups, and a reactive alkoxy silyl group compound (D) represented by a formula (1): X1-Si(R1)a(OR2)3-A, wherein in the formula (1), X1 is a group containing the following functional groups, the functional groups react with at least a group selected from a group formed by hydroxyl, isocyanate groups, and groups containing polymeric carbon-carbon double bonds, R1 represents hydroxyl with 1-9 hydrogen or carbon number, R2 represents hydroxyl with 1-8 carbon number, and a represents 0, 1, or 2.
Owner:ARAKAWA CHEM IND LTD
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