52 results about "2-hydroxypropyl acrylate" patented technology

A homopolymer of a monomer selected from those having the general formula:

wherein: R1 is H or CH3; R2 is H or an alkyl group having from 1 to about 4 carbon atoms; A is a straight or branched chain alkyl group having from 1 to 10 carbon atoms; and R5, R6, and R7 each are independently an alkyl group having from 1 to 6 carbon atoms; or a copolymer of such monomers as acrylate, acrylamide or methacrylamide may be used to disperse metal sulfides prior to their forming scales during the production and transportation of crude oil. Terpolymers of dimethyldiallylammonium salt, 2-hydroxypropyl acrylate; and acrylic acid may also be used for this purpose. The production fluid may also be treated with a compound that promotes the formation of dispersible sulfide scales.

The invention discloses a water-based polyurethane composite emulsion and a preparation method thereof. The preparation method is characterized by comprising the following steps: by using acetone or butanone and acrylic monomer as solvents, polymerizing diisocyanate (HDI), isophorone diisocyanate (IPDI), mixed polyester polyalcohol, dihydroxymethylpropionic acid, 1,4-butanediol, trimethylolpropane monoene propyl ether, 2-hydroxypropyl acrylate and 2-hydroxyethyl acrylate to obtain carboxylic polyurethane; neutralizing with tertiary amine, and removing the solvents to obtain a self-emulsified double-bond-containing water-based polyurethane anionic emulsion; and by using the emulsion as a seed, adding acrylate monomer and a right amount interpenetrating-network crosslinking agent monomer to carry out pre-emulsification, and carrying out seed emulsion polymerization to obtain the composite emulsion in an interpenetrating network structure. The invention has the advantages of energy saving, environmental protection, high early bonding force, safe and reliable technique and stable product quality.

The invention discloses a high-solid-content high-gloss quick-drying water-soluble hydroxy acrylic resin and a preparation method thereof. The monomers in the monomer-phase solution B is composed of 0-35 wt% of methyl methacrylate, 20-50 wt% of styrene or toluene isoborneol acrylate and toluene cyclohexyl acrylate; 5-15 wt% of methyl acrylate or butyl acrylate or methyl acrylate and butyl acrylate mixture, 5-15 wt% of functional monomer, 15-20 wt% of 2-hydroxyethyl acrylate or 2-hydroxypropyl acrylate, 8-15 wt% of acrylic acid or methacrylic acid and 1-2 wt% of chain-transfer agent. The invention aims to provide a high-solid-content high-gloss quick-drying water-soluble hydroxy acrylic resin, thereby solving the problem of high pollution in the traditional solvent-type hydroxy acrylic resin and the problem that a great amount of organic solvent is needed for dilution when the paint prepared from high-solid-content hydroxy polyacrylate is sprayed, and overcoming the defects of insufficient gloss and fullness and poor drying property in the water-based hydroxy acrylic resin. The invention also discloses a preparation method of the water-soluble hydroxy acrylic resin.

The invention relates to a water-based sealing compound adhesive emulsion which is mainly composed of butyl acrylate, methyl methacrylate, vinyl acetate, polyvinyl alcohol, an emulsifier, a tackifier, methacrylic acid, 2-hydroxypropyl acrylate, an initiator and deionized water. The preparation method mainly comprises the following steps: (1) preparing a preemulsion; (2) carrying out seed emulsion polymerization; (3) carrying out core monomer polymerization; (4) carrying out shell monomer polymerization; (5) curing by keeping the temperature; and (6) discharging. The water-based sealing compound adhesive emulsion can form a film at lower temperature; and the water resistance and adhesive property stability of the adhesive emulsion are enhanced.

The invention relates to a preparation method of low-gloss extinction electrophoretic paint. The low-gloss extinction electrophoretic paint is prepared from acrylic resin and amino resin, wherein theacrylic resin is prepared from the following raw materials in parts by mass: 3-4 parts of isooctyl methacrylate, 6-9 parts of n-butyl acrylate, 5-8 parts of methyl methacrylate, 1-3 parts of styrene,0.5-1 part of acrylic acid, 1-2 parts of 2-hydroxyethyl methacrylate, 3-4 parts of 2-hydroxyethyl acrylate, 3-4 parts of 2-hydroxypropyl acrylate, 2-6 parts of polycarbonate, 0.05-0.3 part of dinonylnaphthalenesulfonic acid, 0.08-0.2 part of composite initiator, 1-2 parts of neutralizer, 0.01-0.02 part of defoamer, 8-15 parts of n-butanol, 8-15 parts of isopropyl alcohol and 10-50 parts of deionized water. The finally prepared electrophoretic paint is good in extinction effect (being less than 10 degrees when being detected by using a 60-degree glossmeter), can be stored for one year or longer, and is free from stratification phenomenon and good in stability; furthermore, a paint film is good in flatness and high in anti-pollution capacity.

The invention relates to a water-based flocking adhesive. The flocking adhesive is characterized by being prepared from the following raw materials, in parts by weight: 20-30 parts of a water-solubleterminal acrylate hyperbranched polyester, 5-10 parts of 3-chloro-2-hydroxypropyl acrylate ionized modified hyperbranched polyethyleneimine, 30-40 parts of hydroxyl terminated water-based polyurethane, 1-5 parts of a blocked isocyanate crosslinking agent, 1-3 parts of D-mannitol-1,6-bis(2-isocyano-3-methyl-2-butenoate), 0.5-1 part of a fluorine-containing trihydroxysilane compound, 2-5 parts of anemulsifying agent, 0.1-0.5 part of an initiator, and 50-60 parts of water. The invention also discloses a preparation method and use method of the water-based flocking adhesive. The water-based flocking adhesive disclosed by the invention has the advantages of excellent water resistance, wear resistance and weather resistance, high bonding strength, excellent stability, water resistance, hand feeling and air and moisture permeability, and safe, green and environmentally-friendly use.

The invention relates to an environmentally friendly acrylic resin and a preparation method thereof, especially suitable for processing nail polish, and belongs to the technical field of polymer materials. The raw materials of the acrylic resin include, by weight, a kettle bed material, a mixed dropping material, an initiator 1, an initiator 2 and a diluent; the kettle bed material includes E10P,amyl acetate and n-butyl acetate; the mixed dropping material includes methacrylic acid, methyl methacrylate, styrene, tert-butyl acrylate, hydroxyethyl methacrylate, 2-hydroxypropyl acrylate, butyl methacrylate, butyl acrylate, dicumyl peroxide, 1,1-di(tert-butylperoxy)cyclohexane and the n-butyl acetate; the initiator 1 includes the 1,1-di(tert-butylperoxy)cyclohexane and the n-butyl acetate; the initiator 2 includes the 1,1-di(tert-butylperoxy)cyclohexane and the n-butyl acetate; and the diluent includes the n-butyl acetate. The acrylic resin is high in environmental protection, so that theexistence of substances harmful to human bodies can be completely solved, and the use amount of solvents can be greatly reduced.

The invention provides an anti-scaling disperser for water treatment systems, which comprises methyl methacrylate, diacyl hydroperoxide, acrylic acid-2-hydroxypropyl acrylate-AMPS copolymer, maleic anhydride-acrylic acid copolymer, zinc chloride and water, the disperser is fire resistant, it is a stramineus or colorless transparent liquid soluble with water, it possesses the capability of dispersing hydroxide of Fe and Zn, and calcium phosphate in alkaline water solutions, and because the disperser has sulfonic groups, so it has good anti-scaling and dispersing action to calcium carbonate.

The invention discloses a temperature-resistant wear-resistant high-quality acrylic board, belonging to the field of high-polymer materials. The temperature-resistant wear-resistant high-quality acrylic board is prepared from polymethyl methacrylate, ethyl cyanoacrylate, 3-trifluoroacetoxypropyltrimethoxy silane, methylchloroformate, ethoxylated trimethylolpropane triacrylate, acrylamide, 2-hydroxypropyl acrylate, dioctyl ester, tert-butyl peroxybenzoate, modified nano alumina, phthalic anhydride, methyltriethoxysilane, potassium pyrophosphate, methyl cellulose and microcrystalline cellulose. According to the characteristics of the polymethyl methacrylate, organic matters and inorganic matters in proper proportions are added to perform modification treatment so as to obviously enhance the comprehensive properties. The impact strength at normal temperature can reach 30 kJ/m<2> or above, the tensile strength can reach 90 MPa or above, the high temperature resistance is 140 DEG C, the surface Rockwell hardness is up to 100 or above, and the wear resistance is favorable, thereby well widening the application range of the acrylic board.

The invention provides polyether-ether-ketone wire enamel and a preparation method thereof. The wire enamel is prepared from the following raw materials including 4,4'-difluorobenzophenone, hexafluoro bisphenol A, hydroquinone, potassium carbonate, tetramethylene sulfone, styrene, 2-hydroxypropyl acrylate, epoxide resin, tributyl phosphate, glycol ether, ethylene-vinyl acetate copolymers, dimethylformamide, silica sol, adipate, neopentyl glycol, sodium pyrophosphate, oleic acid, polyethylene glycol, lecithin, citric acid and magnesium borate. The preparation method comprises the following steps of firstly preparing fluorinated polyether-ether-ketone, and then mixing other ingredients. The polyether-ether-ketone wire enamel prepared by the method has excellent high-temperature-resistant performance, excellent softening breakthrough temperature and breakthrough voltage, uniform enamel film and good toughness.

The invention relates to a preparation method of a water-based acrylate pressure-sensitive adhesive, and an application of the adhesive in household appliance protective films. A component A of the pressure-sensitive adhesive is an alkyl (methyl) acrylate polymer, and a component B of the pressure-sensitive adhesive is a polyfunctional aziridine-series crosslinking agent. The component A is obtained through polymerization of butyl acrylate, isooctyl acrylate, methyl methacrylate, butyl methacrylate, 2-hydroxypropyl acrylate, acrylic acid and (methyl) acrylate containing two double bonds, wherein the polymerization is initiated by ammonium sulfate. The pressure-sensitive adhesive provided by the invention has the advantages of good leveling property, less foam, fisheye-free property in coating, and the like. When the adhesive is applied on a needed substrate to prepare a household appliance protective film, the protective film has good high-temperature resistance, good high-humidity resistance and good aging resistance. When the protective film is torn from the surface of a household appliance, no residual adhesive or spot is left.

The invention belongs to the technical field of radar wave-absorbing materials and particularly relates to a high-temperature resistant radar wave-absorbing material based on a double-layer metamaterial and a preparation method of the high-temperature resistant radar wave-absorbing material. The high-temperature resistant radar wave-absorbing material is prepared from an inner dielectric layer, aninner resistor type high-temperature metamaterial layer, a middle dielectric layer, an outer resistor type high-temperature metamaterial layer and an outer dielectric layer in turn from inside to outside, wherein the inner resistor type high-temperature metamaterial layer is prepared from the following raw materials in parts by weight: polyphenylene sulfide, polytetrafluoroethylene, silicon nitride, ferrosoferric oxide, 2-hydroxypropyl acrylate, copper fiber and a lubricant; the outer resistor type high-temperature metamaterial layer is prepared from the following raw materials in parts by weight: polypyrrole, polytetrafluoroethylene, nano zinc oxide, barium lanthanum hexaboride, dimethylaminoethyl acrylate, calcium sulfate, copper fiber and a lubricant. The high-temperature resistant radar wave-absorbing material based on a double-layer metamaterial provided by the invention has the advantages of simple structure, wide wave-absorbing frequency band, strong wave-absorbing ability, lowdensity and high stability.

The invention relates to high-glossiness acrylic resin for electrophoretic coating and a preparation method thereof. The high-glossiness acrylic resin for electrophoretic coating is prepared from thefollowing raw materials in parts by mass: 3 to 4 parts of isooctyl methacrylate, 6 to 9 parts of n-butyl acrylate, 5 to 8 parts of methyl methacrylate, 1 to 3 parts of styrene, 2 to 4 parts of acrylicacid, 0.1 to 0.5 part of 2-hydroxyethyl methacrylate, 1 to 2 parts of 2-hydroxyethyl acrylate, 1 to 2 parts of 2-hydroxypropyl acrylate, 0.5 to 1 part of polycarbonate, 0.05 to 0.3 part of dinonylnaphthalenesulfonic acid, 0.5 to 1 part of compound initiator, 1 to 2 parts of neutralizing agent, 0.01 to 0.02 part of de-foaming agent, 8 to 15 parts of n-butyl alcohol, 8 to 15 parts of isopropyl alcohol and 10 to 50 parts of de-ionized water. The finally-prepared electrophoretic coating has high glossiness (the glossiness is greater than 75 degrees when being detected by a 60-degree glossiness instrument), can be stored for one year or more, has no layering phenomenon and has good stability; a paint film has good planeness and a strong anti-pollution capability.

The invention relates to the technical field of wood paint and particularly relates to acrylic resin for water-borne wood paint primer, and aims to provide water-borne wood paint primer which has theadvantages of high solid content, low viscosity, high hardness, fast drying and high fullness. The acrylic resin is mainly prepared from the following raw materials in parts by weight: 5-15 parts of 2-hydroxypropyl acrylate, 10-20 parts of methacrylic acid, 20-30 parts of n-butyl methacrylate, 15-25 parts of isobornyl methacrylate, 25-35 parts of cycloaliphaticacrylate, 0.5-2 parts of initiator, 3.75-28 parts of silane coupling agent and 7.5-15 parts of prepolymer.

The invention relates to the field of coating materials and particularly relates to PU paint. The PU paint is prepared from the following substances in parts by weight: 15-25 parts of castor-oil fatty acid, 15-20 parts of glycerine, 2-6 parts of benzoic acid, 35-45 parts of dilute solvent, 0.8-1.2 parts of catalyst hypophosphorous acid, 15-25 parts of glycidyl tertcarbonate, 10-15 parts of butyl acrylate, 5-10 parts of acrylic acid, 5-15 parts of 2-hydroxypropyl acrylate, 2-8 parts of hydroxyethyl methacrylate, 9-15 parts of crude terephthalic acid, 5-15 parts of phthalic anhydride, 15-20 parts of methyl methacrylate, 5-10 parts of styrene, 0.1-0.3 part of chain transfer agent, 0.05-0.08 part of antioxidant, 3-8 parts of organosilicone auxiliaries, 0.8-1.2 parts of initiator, 5-10 parts of curing agent, 5-8 parts of diluent and 40-50 parts of solvent. According to the PU paint provided by the invention, a paint film is thick in hand feeling, the gloss is soft, the chromaticity is uniform, the impact strength is good, and the leveling property and chemical corrosion resistance are good.