93results about How to "Adhesive enough" patented technology

A pressure sensitive adhesive is obtained by polymerizing a mixture containing: (1) 100 mass parts of (meth)acrylic monomer comprising 98-50 mass parts of a first monomer selected from an aliphatic (meth)alkyl acrylate having a carbon number of 4-6 and an aliphatic (meth)alkyl acrylate having a carbon number of 7-12, wherein the glass transition temperature of a homo-polymer thereof is -25 degrees C or less; and 2-50 mass parts of a second monomer comprising one or more selected from the group consisting of: an amide group-containing ethylenic unsaturated copolymerizing monomer, a carboxylic group-containing ethylenic unsaturated copolymerizing monomer, an amino group- containing ethylenic unsaturated copolymerizing monomer, a non-tertial alkyl(meth)acrylate wherein the glass transition temperature of a homo-polymer thereof is -25 degrees C or more; and a monomer represented by the chemical structural formula (I) CH2=CR1COO(R2O)nR3 or CH2=CR1COOR4R5 (R1methyl or H; R2 and R4 = linear or branched alkyl having a carbon number of 1-6; R3 =methyl, ethyl, or substituted or non- substituted phenyl; R5=substituted or non-substituted 4-membered or 5-membered ring containing oxygen; n=1-16); (2) 10-100 mass parts of a block copolymer; (3) 20-100 mass parts of hydrogenated tackifier; and (4) 0.05-1.0 mass parts of a photopolymerization initiator.

An adhesive sheet comprising a pressure-sensitive adhesive layer and a substrate layer, wherein the strength of adhesion between the pressure-sensitive adhesive layer and the substrate layer is controlled by means of irradiation with a radiation and the pressure-sensitive adhesive layer comprises the following ingredients: a a thermoplastic resin, b a heat-polymerizable ingredient, and c a compound which generates a base upon irradiation with the radiation. The adhesive sheet satisfies the following inconsistent requirements: it should have tackiness sufficient to keep semiconductor elements held thereon during dicing and, upon subsequent irradiation with a radiation for regulating the strength of adhesion between the pressure-sensitive adhesive layer and the substrate, come to have such low tackiness that it does not damage the elements during pickup.

The invention relates to an acidic microetching solution used for the surface of copper or copper alloys, is characterized in that the solution contains poly-guanidine. The invention still relates to a method of treating the surface of copper or copper alloys and includes the following steps: firstly, the acidic microetching solution of the invention is used for contacting the surface of copper or copper alloys; and secondly, the surface is covered by an organic coating. Compared with the prior art, the invention has the advantages that the following requirements can be met at the same time, i.e. firstly, the copper surface is provided with a desirable roughness, which can provide enough adhesive power for the combination of the copper surface and the organic coating (a dry film for example); secondly, the treated copper surface is light-colored, friction-resistant and oxidation-resistant; thirdly, the copper surface does not need cleaning in advance, and the microetching and degreasing can be accomplished at the same time; and fourthly, the microetching amount can be as small as possible to meet the lamination requirement of the selective dry film.

The invention relates to a method of manufacturing a negative electrode for a solid-state battery, a method of manufacturing a solid-state battery, and negative electrode slurry. Provided is a method of manufacturing a negative electrode for a solid-state battery, the method including: a step of mixing a negative electrode active material, a sulfide solid electrolyte, a binder, and a solvent with each other to prepare a negative electrode slurry; a step of applying the prepared negative electrode slurry to a surface of a solid electrolyte layer of the solid-state battery or a substrate of the negative electrode; and a step of drying the applied negative electrode slurry. In this method, the solvent is butyl butyrate, and the binder is a copolymer containing a vinylidene fluoride (VDF) monomer unit and a hexafluoropropylene (HFP) monomer unit, in which a molar ratio of the HFP monomer unit to a total amount of the VDF monomer unit and the HFP monomer unit is 10% to 25%.

The invention discloses a chitosan or polyvinyl alcohol composite cataplasm matrix. The indigents of the invention and the weight of each indigent are as following: chitosan: 0.25 to 0.75g, polyvinyl alcohol: 0.75 to 1.25g, glutaric dialdehyde with the mass concentration being 2 percent: 0.28 to 0.32g, water: 16 to 20g, propanetriol: twice as much as the sum weight of chitosan and polyvinyl alcohol. The preparation procedure is as following: dissolving the polyvinyl alcohol with water and then adding glacial acetic acid to form acetum which is then added with chitosan until stirring to dissolve; adding propanetriol and glutaric dialdehyde successively, which is statically crosslinked to obtain hydrogel; coating the well-prepared hydrogel on non-woven fabrics evenly and then coating a polyethylene film. The chitosan or polyvinyl alcohol composite cataplasm matrix of the invention does not stimulate skin and has good property.

The invention provides a thin film type flame retardant adhering sheet which is an adhering sheet characterized in that at least one face of a substrate of the adhering sheet is provided with an adhesive layer, the adhering sheet has enough adhering strength even if in a thin film adhesive layer of which an adhesive contains a flame retardant agent, and the adhering sheet has excellent flame retardant property and adhering strength. The flame retardant sheet is a flame retardant adhering sheet characterized in that at least one face of a substrate of the flame retardant adhering sheet is provided with an adhesive layer, the substrate has flame retardant property which conforms with the VTM-0 in a test based on the UL94 standard, each face of the adhesive layer is more than 0.6 [mu]m in thickness, and the total thickness of the adhesive layer is less than 7.0 [mu]m. An adhesive which the adhesive layer consists of contains a acrylic acid series copolymer A, a polyurethane resin B, and a flame retardant C, wherein the content of the flame retardant C in the adhesive is 0.1 to 40 mass%; when the content of flame retardant C in the adhesive is Wc (mass%) and the total thickness of the adhesive layer is T([mu]m), the value of T/Wc is 0.07 to 0.45.

A method of repairing, reinforcing or reinstating a bridge, comprising fixing a reinforcing plate in a spaced relationship with an existing plate or girder, especially on the underside of the bridge structure, to form a closed cavity, and injecting plastics or polymer material into said cavity in liquid form, whereby said plastics or polymer material sets or cures so as to bond to said reinforcing and existing plates with sufficient strength to transfer shear forces therebetween.

The invention discloses a suspension type monorail train radial bogie, which comprises a supporting frame and a radial guide frame. Two ends of the supporting frame are provided with radial guide frames, and the four vertices of the radial guide frames are movably connected with guide wheels. A pair of running wheels are mounted on both ends of the support frame. The invention effectively reducesthe abrasion between the track and the guide wheel and the running wheel, reduces the power consumption of the locomotive, has small lateral force between the wheels and the rail, is suitable for heavy load and high-speed development; The contradiction between bogie curve passing performance and lateral stability is effectively solved, which can not only ensure the requirement of bogie curve passing performance, but also improve its lateral stability. Moreover, the radial guide frame can ensure that the wheels and the rails are in intimate contact when the train passes through the curve, so asto provide sufficient adhesion force for the train, so that the traction force will not be reduced.

The invention provides a curable composition for forming a protective film, the protective film and a method for forming the protective film. This curable composition comprises a copolymer of an unsaturated carboxylic acid and/or an unsaturated carboxylic acid anhydride, an epoxy group-containing unsaturated compound and an olefinically unsaturated compound other than the monomers, an epoxy resin other than the component and a compound capable of producing an acid with heat or radiations. The method for forming the protective film comprises coating the top surface of the resin substrate with the curable composition and then carrying out heat and/or light treatment. The treatment is carried out at a temperature without exceeding 180[deg.]C.

The invention relates to a microfiber collagen hemostatic material and a preparation method thereof. The preparation method of the material includes the first step of sodium sulfide unhairing, the second step of shredding and fibrosis, the third step of swelling control, the fourth step of drying, the fifth step of depolymerisation and fluffing, and the sixth step of Co60 radiation sterilization, wherein in the fifth step, the obtained fasciculus is treated using a hammer mill to obtain a microfiber collagen product. According to the method, the use concentration of sodium sulphide is reduced, the efficiency of unhairing is improved, and degreasing and impure protein removal are effectively conducted; collagen materials are not oxidized and degenerated, the activity of microfiber collagen is easy to maintain, and the hemostatic effect is improved. Acid is introduced in the treating process, the degreasing and protein removal are more effective, and the adhesion property of the hemostatic material is guaranteed.

The invention relates to a polymer dressing and dressing patch. The dressing patch comprises a base cloth on which glue and the dressing are coated and release paper covering the glue and dressing. The dressing is prepared by mixing the following active ingredients by weight percent: 24-30% of sanguisorba officinalis root extracts, 20-27% of polygonum cuspidatum extracts, 18-25% of chitin, 12-18% of D-glucopyranoside and 10-15% of mannan. The dressing and the dressing patch can stop bleeding quickly, prevent infections, promote wound healing, reduce pains of patients, shorten the rehabilitative periods of patients and avoid pathogen harms and nerve fiber lesions.

A stuffing machine for filling concrete plate along stone dyke is composed by machine body and two wheels on body's two sides. The body includes a motor, which is connected through a speed regulator to screw extruder in a hopper, at least one heater along the material moving line, a mode head at the hopper outlet for shape control of extruded material.

The invention relates to a silicone-acrylic low surface energy marine anti-fouling paint and the process for preparation, which relates to a marine anti-fouling paint. The invention provides a silicone-acrylic low surface energy marine anti-fouling paint with lower surface energy which can keep environmental protection property, economy and excellent dust-proof effect, can be permanently used, and utilizes a novel multi-component silicone-acrylic block polymer to be base material and the process for preparation. The silicone-acrylic low surface energy marine anti-fouling paint is remixed by base material, pigments, additives and paint solvent, wherein the base material is dimethyl silicone polymer-b-polymethyl methacryate-b-poly butyl methacrylate ternary silicone-acrylic block copolymer, and the additive is methyl silicone oil and di-n-octyl phthalate. Methyl silicone oil and di-n-octyl phthalate are mixed to get coating auxiliary A, dimethyl silicone polymer-b-polymethyl methacryate-b-poly butyl methacrylate ternary silicone-acrylic block copolymer and pigments are mixed to get a mixture B, the coating auxiliary A is added in the mixture B to get a mixture C, and the mixture C is dissolved in solvent solvent to get a mixture D, and products are got after stewing.

The invention discloses a negative photoresist composition which is prepared by an anodic electrodeposition process. The photoresist composition mainly contains deionized water, (A) a photosensitive acrylic AED (Anodic Electrodeposition) base material, (B) a polyfunctional reactive diluent, (C) antalkali, (D) a photo-initiation body and (E) a water-based colour paste. A photoresist has high degree of automation through an AED method, and a film layer is thin and compact, has uniform thickness, and is tightly combined with the surface of an electrode. The photoresist can have enough and strong adhesive force on a filament during refining, the reliability during development and etching can be increased, and VOC emission is reduced to a great extent. The photoresist material can be applied to the fields of etching-resisting imaging printing ink, color filters of liquid crystal displays and the like.

The invention provides a low-temperature heatable cigarette having mint taste. The low-temperature heatable cigarette comprises an atomization substrate section and a cooling cigarette holder connected with each other, the structure of the cooling cigarette holder is a hollow cylindrical tubular structure and sequentially comprises a shell, an adhesive layer and a cooling layer from outside to inside, the adhesive layer enables the shell and the cooling layer bonded together, the adhesive layer is provided with an internally contained dissolution agent and a thermosensitive microcapsule for tobacco flavor containing mint, the thermosensitive microcapsule begins to release the dissolution agent and the tobacco flavor after response temperate is reached, accordingly the bonding state and flavor state between the shell and the cooling layer are changed, and the surface area of the cooling layer and a smoke flow path is changed. Under the influence of multiple effects of lubrication, dissolution and the like of the dissolution agent released by the thermosensitive microcapsule on an adhesive, the stickiness of the cooling layer and the shell is reduced, accordingly the effect of makingthe cooling layer shedding from the shell is achieved, a smoke cooling effect is remarkable, meanwhile the tobacco flavor containing mint fragrance, and a sensory cooling effect is better.