115 results about "ACRYLATES COPOLYMER" patented technology

The invention discloses a delustring medical soft PVC modified material with low temperature resistance and low DOP precipitation, which is prepared from the following ingredients in parts by weight: 100 parts of PVC resin powder, wherein the PVC resin powder consists of the following ingredients in parts by weight: 20% to 80% of delustring resin powder ( with the degree of polymerization ranging from 1000 to 1500 and 19.0% to 25.0% of the content of tetrahydrofuran insoluble substances, i.e. gel), 20 to 80% of common resin powder (with the degree of polymerization ranging from 1000 to 1800); 0 to 5 parts of acrylate copolymer modifier ACR, 20 to 80 parts of plasticizer DOP, 0.8 to 3 parts of stabilizer, 0.2 to 1.5 parts of antioxidant, 1 to 6 parts of assistant stabilizer, i.e. epoxidized soybean oil, and 0.2 to 0.8 parts of lubricant. The delustring medical soft PVC modified material includes excellent low temperature resistance and low plasticizer precipitation property, has the characteristics of delustring and is suitable for the manufacturing of disposable medical liquid (blood) infusion thin-film bag and soft catheter.

A cosmetic cleansing gel comprising myreth sulfate, cocamidopropyl betaine, a cross-linked acrylate copolymer and water. The gel has a viscosity of from about 1,500 to about 10,000 mPa.s. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.

The present invention relates to a gastric retentive tablet composition comprising: (1) coated particles essentially consisting of a drug and an amino methacrylate copolymer, (2) a methacrylic acid copolymer and (3) an excipient, wherein items 1, 2, and 3 are blended together, and then compressed into a gastric retentive tablet. Thus, the coated particles (item 1), a methacrylic acid copolymer and the excipient are evenly distributed in the tablet. The excipient is selected from a group consisting of a retarding agent, a binder, a filler, a chelating agent, a diluent, a disintegrant, a lubricant, a colorant, a solubilizing agent, or a mixture thereof. The coated particles (item 1) do not contain methacrylic acid polymer.

Disclosed are compositions of ethylene and (meth)acrylic acid and ester elastomeric copolymers or of (meth)acrylic ester elastomeric copolymers with polylactones and certain polyethers.

The invention provides an adhesive composition for forming an adhesive phase with good light leak resistance and durability and an optical component using the adhesive composition. The adhesive composition comprises, by weight, 100 parts of (methyl) acrylic ester copolymer. The (methyl) acrylic ester copolymer comprises, by weight, 0-9 parts of monomer containing carboxyl, 0-1.8 parts of (methyl) acrylic acid monomer containing carboxyl and 89.2-99.9 parts of (methyl) acrylate monomer (under the condition that the total amount of the monomer containing carboxyl and (methyl) acrylic acid monomer containing carboxyl is larger than 0) and has weight-average molecular weight as 1000000 to 2000000g / mol. The (methyl) acrylic ester copolymer further comprises, by weight, 0.05-5 parts of carbodiimide crosslinking agent.

The invention relates to a glutinous rice starch / acrylic ester interpolymer and a composite and an application thereof. The glutinous rice starch / acrylic ester interpolymer is a product by adopting crylic acid and esters monomer thereof to be copolymerized with the glutinous rice starch, wherein the glutinous rice starch comprises one or a mixture of a plurality of starch of sticky rice, glutinous rice, glutinous corn, millet, glutinous broom corn and glutinous husked kaoliang and modified starch thereof, wherein the glutinous rice starch / acrylic ester interpolymer and the composite forming by the glutinous rice starch / acrylic ester interpolymer and starch or modified starch as well as cross-linking agent are used as water absorbent, tackifier, adhesive, thickener and solubilizer, and are used as medicinal preparation auxiliary materials in medicine tablet, capsule, gels, emulsion, electuary, film agent, poultice and patch.

The invention relates to a fluorosilicone acrylates copolymer emulsion as well as a preparation method and application thereof. Acrylate monomer, cationic emulsifier, nonionic emulgator and initiator are mixed so as to obtain the mixed emulsion, part of the mixed emulsion reacts through stirring at 75-80 DEG C so as to obtain light blue seed emulsion, vinyl siloxane and trifluoro propyl group trimethyl ring trisiloxanes are added into the left mixed emulsion for pre-emulsification, and the pre-emulsification emulsion is dropped into the seed emulsion for reaction after the temperature rises to 81-86 DEG C, so that cationoid fluorosilicone acrylates copolymer emulsion is obtained. The prepared cationoid fluorosilicone acrylates copolymer emulsion has the characteristics of good stability and low glass-transition temperature, can be applied to modification of road asphalt emulsion, and is beneficial to maintenance of road asphalt in alpine region.

The invention discloses an environment-friendly HPVC door frame, which is obtained by kneading and extruding. The main raw materials include PVC, a stabilizer, and a surface treatment agent, and are composed of the following substances by weight: PVC resin powder: 45-55, calcium Zinc composite stabilizer: 1-6, chlorinated polyethylene: 1-6, stearic acid: 0.1-1 part, polyethylene wax 0.1-1 part, ethylene bisstearamide: 0.1-0.8 part, acrylate copolymer Matter: 1-3, active calcium carbonate: 8-20, dioctyl phthalate: 0.1-1.5, epoxy soybean oil 0.3-1.2, triphenyl phosphite: 0.2-1.2, toner: 0.2-1 . The preparation method includes the steps of compounding, kneading, granulation and door frame extrusion. The performance index of the environment-friendly door frame prepared according to the invention meets the requirements of the RoHS directive, and the new formula does not affect the processing performance of the original equipment; the raw materials of the formula are easy to obtain and the price is low, and are suitable for industrial production.

A method is provided for after-treating fabric with a fluoroacrylate emulsion by immersion, typically under poorly-controlled conditions (e.g. field conditions), and a second embodiment of this method is provided for treating large, previously manufactured items comprising fabric (e.g. upholstered furniture, tents, awnings, and the like) with an aerosol spray containing micrometer or submicrometer-sized droplets of a diluted version of the fluoroacrylate emulsion. In both embodiments, the fluoroacrylate emulsion contains, dispersed therein with the aid of a surfactant system containing an amphoteric surfactant, essentially a single particulate fluoroacrylate copolymer having repeating units of the formulas I and II wherein Rf is a fluorinated alkyl radical; R and R1 are hydrogen or alkyl; and R2 is hydrogen or substituted or unsubstituted alkyl. The aqueous dispersion further contains, in addition to the surfactant system, a minor amount of polar organic liquid. In the first embodiment, drying under heat is optional and in any event can be carried out at temperatures below 55 DEG C. In the second embodiment, drying under heat is highly impractical but is also unnecessary.

A transfer-resistant, single phase aqueous cosmetic composition is provided. The composition contains a water-soluble, film-forming acrylic acid- or methacrylic acid-containing acrylates copolymer and a water-soluble ester. The composition is water- and oil-resistant upon drying on the skin, and exhibits high gloss and long-wearing and transfer-resistant properties. Compositions containing pigment also demonstrate high color intensity. The compositions are useful as eyeliner, mascara, lipgloss, lipliner, and other cosmetic products.

The present invention relates to the use of acrylate copolymers, which provide excellent water resistance to personal care products without the undesirable waxy, greasy or heavy feel. Further, these acrylate copolymers are easy for manufacturers to use as they can be easily incorporated into the water phase without special processing.

The invention discloses a solid polymer electrolyte with same structure and different composite and electrolytic film, which is characterized by the following: setting the electrolytic polymer base as random copolymer of vinyl acetate VAc with feeding mole ratio at 8. 5 : 1. 5-1. 5 : 8. 5 and acrylic ester MA, MMA, EA, BA and so on; and setting as vinyl acetate-acrylic ester polymer and second polymer; setting polymer blending base as PMMA, PVdF and so on; adopting semi-continuous seed emulsion polymeric method synthesis; mixing and stirring synthetic vinyl acetate-acrylic ester random copolymer base, second polymer and Li salt under the function of the solvent evenly; getting mixed solution; casting into die; pressing; fetching film; drying; getting the product. This invention possesses better mechanical force property, hot stability and higher light transmittance ratio, which can be used to twice Li battery.

The invention provides an adhesive composition and adhesive sheet with an adhesive layer, the adhesive composition can be formed into the adhesive layer having excellent electrization with the surface resistivity of below 5 X 101 Omega, and having the transparency, durability and light leak resistance fully used in optics, namely, the invention provides the following adhesive composition and adhesive sheet with the adhesive layer formed by the same, characterized in that the adhesive composition contains (methyl) acrylic acid ester copolymers (A) having 1.0 to 15 wt.% of hydroxy-contained monomers as monomer composition units, (methyl) acrylic acid ester copolymers (B) having carboxyl-contained monomers as monomer composition units, lithium salts (C) and alkylene glycol dialkyl ether (D) with 2 to 10 oxyalkylenechain repeated units, moreover, the equivalent ratio of the carboxyl-contained monomers in the copolymers (B) to the hydroxy-contained monomers in the copolymer (A) is more than 0.3.

Described herein are topical skin compositions useful for protecting the skin from the sun. The topical skin compositions comprise cosmetic ingredients such as homosalate, octisalate, oxybenzone, octocrylene, avobenzone, dimethicone, butylene glycol, styrene / acrylates copolymer, C12-15 alkyl benzoate, dicaprylyl carbonate, glycerin, ceteareth-25, dimethicone crosspolymer, magnesium aluminum silicate, acetyl dipeptide-1 cetyl ester, Crithmum maritimum extract, hydrolyzed algin, ascorbic acid, plankton extract, and Opuntia tuna fruit extract. The compositions may also comprise other cosmetic ingredients, examples of which include film formers, preservatives, emulsifiers, conditioning agents, and moisturizers. Also disclosed are methods of using the topical skin compositions.

The invention discloses an adhesive sheet and a preparation method thereof. The adhesive sheet comprises an ABA-structural adhesive resin layer, a light-release-type polyester film layer and a heavy-release-type polyester film layer, wherein the light-release-type polyester film layer is arranged on the ABA-structural adhesive resin layer and the heavy-release-type polyester film layer is arranged under the BA-structural adhesive resin layer. The adhesive sheet is characterized in that the ABA-structural adhesive resin layer comprises adhesive layers A as upper and lower layers and a support layer B as an intermediate layer, each of the adhesive layers A comprises a solvent-based polyacrylate copolymer adhesive resin, a monomer containing unsaturated bonds and a UV initiator and the support layer B comprises the solvent-based polyacrylate copolymer adhesive resin and a crosslinking curing agent. The adhesive layers and the support layer are completely made of solvent-based thermosetting materials, after the adhesive sheet and a laminate are adhered, degassed by virtue of an autoclave and the rear section is fixed and cured by UV radiation so that the problem that bubbles remain in a border caused by the cold contraction of a colloid can be completely avoided; the yield rate of the product is high, the preparation process is simple and the coating process can be specifically selected according to a device.

The invention discloses a heat-resistant modified polylactic acid composite material composed of the following raw material components: polylactic acid, polybutylene succinate, polyadipic acid / butylene terephthalate, erucyl amide, acetyl tributyl citrate, a glycidyl methacrylate grafted ethyl methacrylate copolymer, an antioxidant 10760 and talcum powder. The heat resistance of the polylactic acidcomposite material is improved by three modes of introducing the fully biodegradable polybutylene succinate component with excellent temperature resistance, carrying out toughening treatment by adopting polyadipic acid / butylene terephthalate and promoting the crystallization behavior of a composite system by adopting superfine talcum powder; therefore, the application of the polylactic acid composite material in the field of disposable articles is adapted. A straw formed by extrusion molding of the composite material can be used for processing and preparation of hot drink packaging, and the application of the full-biomass degradable composite material in the field of disposable articles is expanded.

Disclosed herein is a crosslinked fluoropolymer network formed by the free radical initiated crosslinking of a diacrylate fluoropolymer The diacrylate copolymer is of formula CH2═CR′COO—(CH2)n—R—(CH2)n—OOCR′═CH2, wherein R is selected from the group consisting of i) an oligomer comprising copolymerized units of vinylidene fluoride and perfluoro(methyl vinyl ether), ii) an oligomer comprising copolymerized units of vinylidene fluoride and hexafluoropropylene, iii) an oligomer comprising copolymerized units of tetrafluoroethylene and perfluoro(methyl vinyl ether), and iv) an oligomer comprising copolymerized units of tetrafluoroethylene and a hydrocarbon olefin, R′ is H or —CH3, n is 1-4 and wherein said oligomer has a number average molecular weight of 1000 to 25,000 daltons. The source of the free radicals may be a photoinitiator or an organic peroxide.

Disclosed is an anisotropic conductive adhesive film that comprises an acrylic acid ester copolymer as a polymer binder system, an acrylic ester with high reactivity and forming a solid structure after being cured as a curing system, a solid content ratio between a polymer binder system and a curing system of about 40:60 to about 60:40, so that occurrence of bubbles in about 5 seconds or less at about 160 to about 200 DEG C can be prevented, which can not be realized in an epoxy film. Beside, the adhesive film has high adhesive strength, connection reliability and dimensional stability. The invention also discloses a composition for the anisotropic conductive adhesive film and a semiconductor device comprising the anisotropic conductive adhesive film.

Disclosed are multi-staged acrylic based core-shell polymers comprising a linear core polymer and at least one subsequently polymerized shell polymers is crosslinked. The core-shell polymers surprisingly provide desirable rheological, clarity, and aesthetic properties in aqueous surfactant containing compositions, particularly at low pH.

The present invention relates generally to methods of use and compositions useful for treating skin. The composition includes a combination of one or more of Butyrospermum parkii (shea butter), PEG-50 shea butter, glycerin, Helianthus annuus (sunflower) seed oil, Prunus armeniaca (apricot) kernel oil, acrylates copolymer, sodium lauryl sulfate, lauramidopropyl betaine, sodium methyl cocoyl taurate, glycerin, and polyquaternium-7.

The invention discloses a wood-plastic material which comprises, by weight, 50.3% to 77% of poly ethylene (PE), propene polymer (PP), poly vinyl chloride (PVC) or acrylonitrile butadiene styrene styrene (ABS) resins; 8.8% to 25.1% of plant fibers; 0.9% to 3.0% of tribasic lead sulfate; 0.1% to 0.5% of zinc stearate; and 0.1% to 0.5% of calcium stearate; and further comprises dibasic lead phosphate, paraffins, stearic acid, acrylate copolymer, chlorinated polyethylene, titanium dioxide, chitin, chitosan and light calcium carbonate. According to the wood-plastic material, the chitin and the chitosan are added to improve the comprehensive performance of the wood-plastic material, the performance of the wood-plastic material achieves the performance of outdoor doors and windows manufactured by common pure polymer materials through a unique formula including mainly fibers, polymer materials, necessary processing agents, chitin and chitosan.

Described herein are topical skin compositions useful for protecting the skin from the sun. The topical skin compositions comprise cosmetic ingredients such as homosalate, octisalate, oxybenzone, octocrylene, avobenzone, dimethicone, butylene glycol, styrene / acrylates copolymer, C12-15 alkyl benzoate, dicaprylyl carbonate, glycerin, ceteareth-25, dimethicone crosspolymer, magnesium aluminum silicate, acetyl dipeptide-1 cetyl ester, Crithmum maritimum extract, hydrolyzed algin, ascorbic acid, plankton extract, and Opuntia tuna fruit extract. The compositions may also comprise other cosmetic ingredients, examples of which include film formers, preservatives, emulsifiers, conditioning agents, and moisturizers. Also disclosed are methods of using the topical skin compositions.

The invention provides an antidandruff and antipruritic shampoo. The antidandruff and antipruritic shampoo is prepared from the following raw materials in parts by weight: 65-70 parts of water, 18-20parts of sodium lauryl polyoxyethylene ether sulfate, 3-4 parts of cocamidopropyl betaine, 2-4 parts of a polydimethylsiloxane emulsion, 1.5-2.5 parts of cocamide MEA, 1 part of pyrithione zinc, 1 part of a soapnut extract, 0.8 part of an essence, 0.3-0.5 part of guar hydroxypropyltrimonium chloride, 0.4 part of mentha arvensis leaf oil, 0.2-0.4 part of piroctone olamine, 0.2-0.3 part of sodium styrene / acrylates copolymer, 0.2 part of DMDM hydantoin and 0.2 part of sodium chloride. The antidandruff and antipruritic shampoo has antidandruff and antipruritic effects and further has a conditioning function, hair can be protected while washed, poison and stimulation are avoided, and a production process is simple.

Provided is an oral care composition comprising a phosphate / acrylate co-polymer, a whitening agent and an orally acceptable carrier and methods of using the same.

The invention relates to aqueous environmental-friendly nanometer structure automobile priming paint and a preparation method of the aqueous environmental-friendly nanometer structure automobile priming paint and belongs to the technical field of paint production. The paint comprises the following major ingredients in percentage by mass: 40 to 80 percent of nanometer polymer emulsion, 1 to 30 percent of pigment, 5 to 20 percent of inert anti-rust pigment, 0.1 to 2 percent of active anti-rust pigment, 5 to 20 percent of filling materials, 0.2 to 6 percent of auxiliary agents, 0.1 to 0.5 percent of pH regulating agents and the balance deionized water. A paint system consists of the water dispersing nanometer polymer emulsion with the grain size smaller than 100nm, the deionized water, the pigment, the inert anti-rust pigment, the active anti-rust pigment, the filling materials, the auxiliary agents and the like. The aqueous nanometer polymer emulsion consists of hydrophilic acrylate copolymers, hydrophobic copolymers, tru-sealer and deionized water, wherein the hydrophobic copolymers are one kind of material from epoxy polyester and unsaturated fatty acid or dry oil modified epoxy polyester. The novel aqueous automobile priming paint has the advantages of compact coating film, high thermodynamic and mechanical stability, good anti-corrosion performance, good weatherability and the like and can be comparable to the traditional oily automobile priming paint.

The invention, which belongs to the technical field of polymer copolymer detection methods, relates to a method for detecting a residual solvent, a monomer and an initiator decomposition product of atertiary amine containing methacrylate copolymer. According to the provided detection method, the copolymer is dissolved by using acid or a mixed solution of acid and a high-boiling-point organic solvent; a test solution is prepared when a pH value is adjusted and to-be-tested component reference substances are added into the test solution to prepare a reference solution; and sample injection analysis is carried out by using headspace gas chromatography. According to the provided detection method, residual monomers (C1-C4 alkyl ester of methacrylic acid), residual solvents (methanol, ethanol,isopropanol, butanol and benzene) and initiator decomposition products (methyl isobutyrate, dimethyl methylsuccinate, and tetramethylsuccinonitrile) in the copolymer can be accurately detected at thesame time; and problems of the matrix effect and precipitation of water-insoluble to-be-detected components are solved.

The present invention relates to a solvent-free epoxy paint used to repair cracks of long transportation pipeline and preparation method thereof, which comprises a solution A and solution B, wherein the solution A is made by bisphenol F epoxy resins, polycarboxylic acids solution containing amine derivatives, acrylic ester co-polymer, polysiloxane solution, polyether siloxane copolymer, ethyl urethane oligopolymer solution, black carbon, barium sulfate, mica powder, silica flour, aerosol, silicon carbide and chromium hemitrioxide green; the solution B is made by confecting polyamide wax and modified alicyclic amine. Mix the solution A and solution B to solidify paint film when using. The invention is provided with good constructability and storage stability, and the paint film has good corrosion resistance, quick curing velocity, and can be used to repair cracks of long transportation pipeline; the paint has good racking strength with thermal contraction strap after dry, and has favorable corrosion resistance.

Compositions for inhibiting the attachment of microbes to surfaces are disclosed. The compositions include a carrier and an effective amount of an anti-adherent agent. The anti-adherent agents include Hydroxypropyl methylcellulose; Methylcellulose, Hydroxypropylcellulose, Hydroxyethylcellulose, Dimethicone PEG-7 Phosphate, Propylene Glycol Alginate, Bis-PEG-15 Dimethicone / IPDI Copolymer, Polyimide-1, Polyquaternium-101, Polyester-5, Hydrolyzed Wheat Protein / PVP Crosspolymer, Polymethacrylamidopropyl Trimonium Chloride, Ethylene Oxide / Propylene Oxide Block Copolymer, Trideceth-9 PG-Amodimethicone (and) Trideceth-12, PEG-12 Dimethicone, Cyclopentasiloxane (and) Caprylyl Dimethicone Ethoxy Glucoside, Dimethicone PEG-8 succinate, Linoleamidopropyl PG-Dimonium Chloride Phosphate Dimethicone, Polyvinyl Pyrrolidone; Gum; Polyacrylate Crosspolymer-11; PEG-8 SMDI Copolymer; Polyvinyl Alcohol; VP / Dimethylaminoethylmethacrylate / Polycarbamyl Polyglycol Ester; VP / Polycarbamyl Polyglycol Ester; VP / Dimethiconylacrylate / polycarbamyl Polyglycol Ester; Acrylates / Steareth-20 Methacrylate Copolymer; a mixture of Acrylates Copolymer and VP / Polycarbamyl Polyglycol Ester; and any combination thereof. Various delivery vehicles, such as wipes, may be used to deliver the composition to surfaces.

The invention discloses a waterborne EVA (ethylene-vinyl acetate) treating agent and a preparation method thereof, wherein the treating agent is characterized by taking emulsion acrylate copolymer as main base material, and mixture of de-ionized water and micro cluster water as main dispersion medium. When the treating agent is used, pollution hardly exists; the emulsion stability is high; the product has better freezing resistance and can treat EVA soft polymer material with high hardness.