49 results about "ALLYL ACRYLATE" patented technology

The invention discloses a betaine type zwitterionic polymer antifogging coating and a preparation method thereof. The coating is prepared from components as follows: 77%-100% of a random copolymer p (BMAm-co-FMAn-co-AMAr) and 0-23% of polyethylene glycol dimethacrylate; the coating is prepared from a betaine type zwitterionic polymer with a crosslinking point and polyethylene glycol dimethacrylate as a cross-linking agent through ultraviolet curing and film-forming, and is a random copolymer formed by betaine type acrylate monomers, fluorinated acrylate and allyl methacrylate through free radical polymerization. Hydrophilic betaine type zwitterionic components are subjected to hydration with water to realize the antifogging effect; with introduction of an appropriate quantity of hydrophobic components, water vapor can be effectively isolated, and interaction of a hydrophobic part and water is not influenced; the crosslinking point is provided by allyl methacrylate, so that stability of the coating is improved; the coating has good transparency and antifogging performance, and light transmittance of the coating in a visible light wavelength range reaches 80% or higher.

The invention belongs to the technical field of antifouling material processing and relates to a method for preparing an antifouling material with surface of spherically raised microstructure which is formed by direct film forming. The antifouling material prevents marine growth from adhering to the surfaces of the ship and marine structures under marine environment. The method is characterized by first utilizing hydrogen-containing silicone oil and allyl methacrylate for hydrosilylation to synthesize a silicone component containing polymerizable double bonds, carrying out free radical copolymerization on the silicone component and acrylonitrile and acrylate monomers to form acrylate resin mixed liquor hinged with silicone gel particles, mixing the mixed liquor with resins and then coating films, thus obtaining the antifouling material. The mixed resin material has the characteristic of low surface energy. The characteristic of spherically raised microstructure is formed, thus improving the hydrophobic property of the antifouling material, so that the antifouling material prevents marine organisms from being contaminated. With the hydrophobic property being improved, the antifouling material reduces the possibility of organism adhesion, has no devastating impacts on the environment and has good application prospect, reduced surface energy, strong capability of preventing adhesion of diatom, simple and easily controlled preparation process and low cost.

The invention relates to a washable oiliness coating adhesive. The washable oiliness coating adhesive comprises the following raw materials by weight percent: 25 to 30 percent of methyl methacrylate, 76 to 86 percent of n-butyl acrylate, 3 to 6 percent of 2-ethylhexyl acrylate, 2 to 4 percent of allyl methacrylate, 1 to 3 percent of vinyl trimethoxy silane, 0.3 to 0.6 percent of sodium dodecyl benzene sulfonate, 3 to 6 percent of fatty alcohol-polyoxyethylene ether XL90, 0.15 to 0.5 percent of sodium hydrogen sulfite, 0.25 to 0.6 percent of ammonium persulfate, 8 to 12 percent of refined castor oil, 180 to 220 percent of deionized water and 3.5 to 4 percent of associated polyurethane leveling rheological agent WT-203; and the raw materials are emulsified, polymerized and thickened to obtain the washable oiliness coating adhesive. The washable oiliness coasting adhesive is used for the after-treatment of textiles, the characteristics of oiliness and firmness can be realized, and a durable washable oiliness effect can be realized.

Disclosed is a positive electrode for secondary batteries, which can achieve high output properties, cycle properties and safety performance. The positive electrode for secondary batteries is characterized by comprising a current collector and an electrode active material layer which is laminated on the current collector and comprises a positive electrode active material comprising manganese and a binder, wherein the binder comprises a constituent unit derived from a (meth) acrylic acid ester monomer, a constituent unit derived from an vinyl monomer having an acid component, a constituent unit derived from an a,ss-unsaturated nitrile monomer, and a constituent unit derived from a monomer having a crosslinkable group, the content of the constituent unit derived from a vinyl monomer having an acid component in the binder is 1.0 to 3.0 mass%, and a constituent unit derived from allyl acrylate or a constituent unit derived from allyl methacrylate is contained as the constituent unit derived from a monomer having a crosslinkable group.

The invention relates to a functional red microsphere which is characterized in that the functional red microsphere includes a cue ball and a shell coated on the cue ball; the cue ball is formed by the polymerization of the monomers selected as follows: divinylbenzene, allyl raethacrylate or glycidyl methacrylate; the dosage of the monomers is 6 portions by weight; perylene is used as a copolymer crosslinking agent and the dosage thereof is 0.05 to 0.4 portions by weight; the shell is the homopolymer of the glycidyl methacrylate; the surface of the shell is processed by acid quaternary ammonium salt. The materials of the reaction related in the invention are easier to be obtained; the product of the invention is not only easy to be treated cleanly, but also does not dissolve in a higher organic solvent. The diameter of the microsphere can achieve 10Mum; and the functional red microsphere can be used as electrophoresis.

A radiation sensitive composition for color filters, which can provide red pixels having high transmittance and high contrast ratio and have rheological characteristics being suitable for the application of a large-sized substrate. The radiation sensitive composition comprises (A) a pigment, (B) a dispersant, (C) an alkali-soluble resin composed of a copolymer of (c1) a carboxyl group-containing unsaturated monomer containing (meth)acrylic acid, (c2) an N-substituted maleimide and (c3) at least one selected from the group consisting of styrene, &agr;-methylstyrene, p-hydroxy-&agr;-methylstyrene, methyl (meth)acrylate, 2-hydroxyethyl (meth)acrylate, allyl (meth)acrylate, benzyl (meth)acrylate, glycerol mono(meth)acrylate, polystyrene macromonomer and polymethyl methacrylate macromonomer, (D) a polyfunctional monomer, (E) a radiation sensitive radical generator and (F) a solvent, wherein the pigment (A) contains 20 wt% or more of C.I. Pigment Red 242 and has an average particle diameter "r" (nm) of 50 to 200.

The invention provides a water-resistant white latex which is composed of the following components in parts by weight: 700-1050 parts of polyvinyl acetate, 300-350 parts of vinyl acetate, 120-145 parts of polyvinyl alcohol, 60-100 parts of dibutyl phthalate, 20-40 parts of diethylene glycol dibenzoate, 10-15 parts of octanol, 30-45 parts of isopropanol, 10-25 parts of allyl methacrylate, 5-10 parts of glycol bis methacrylate, 3-7 parts of toluene diisocyanate, 35-50 parts of sodium bicarbonate, 1400-1500 parts of water, 40-50 parts of emulsifier 5-9 parts of composite initiator, 20-32 parts of hydroxymethyl acrylamide, 10-15 parts of waxy corn starch and 2-7 parts of sodium hypochlorite. The water-resistant white latex does not need formaldehyde or any other solvent, and has the advantages of environment friendliness, high heat stability, short primary drying time, excellent water resistance, excellent binding strength, excellent curing time, excellent comprehensive properties and the like.

Provided is a method for producing n-propyl acetate capable of suppressing the deterioration of a hydrogenation catalyst to such an extent that the catalyst can be industrially used, for example, in the case where n-propyl acetate is produced by performing a hydrogenation reaction in the presence of the hydrogenation catalyst using, as a raw material liquid, a liquid containing allyl acetate or the like which has been produced from propylene, oxygen and acetic acid and obtained using a purification process such as distillation. In such a method for producing n-propyl acetate, the concentration of a formyl group-containing compound (such as acrolein, propionaldehyde or 2-methylcrotonaldehyde) and the concentration of an acryloyloxy group-containing compound (such as acrylic acid or allyl acrylate) in the raw material liquid are respectively set to 100 ppm by mass or less. As a result, the deterioration of the hydrogenation catalyst can be suppressed to such an extent that the catalyst can be industrially used.

The invention discloses an environment-friendly white latex. The white latex comprises the following components in parts by weight: 700-1050 parts of polyvinyl acetate, 300-350 parts of vinyl acetate, 120-145 parts of polyvinyl alcohol, 60-100 parts of dibutyl phthalate, 20-40 parts of diethylene glycol dibenzoate, 10-15 parts of octanol, 30-45 parts of isopropanol, 10-25 parts of allyl methacrylate, 5-10 parts of ethylene glycol dimethacrylate, 3-7 parts of toluene diisocynate, 35-50 parts of sodium bicarbonate, 1400-1500 parts of water, 40-50 parts of emulsifier, 5-10 parts of initiator, 20-32 parts of hydroxymethyl acrylamide, 10-15 parts of waxy corn starch and 2-7 parts of sodium hypochlorite. By adopting the white latex, the environmental protection property of the product is fundamentally improved, the indexes such as the thermal stability, the initial drying time, the hydrolytic resistance, the bonding strength and the curing time are excellent and the comprehensive performance is superior.

The invention relates to a microsphere used for synthesizing electronic paper by embedding dyes as well as the synthesis and application thereof. The invention is characterized in that the microsphere comprises an inner core and a shell; wherein, the inner core is polymer embedding dye. The polymer is formed by copolymerization of the following selected monomers: styrene, divinyl benzene, methyl metharcrylate, isobutyl methacrylate, n-butyl methacrylate, methacrylate, 4-vinylpridine, ethyl acrylate, butyl acrylate, acrylonitrile, glycidolmethacrylate, allyl methacrylate, methylacrylic acid, acrylic acid, vinyl acetate or perchloroethylene; the shell is polymerized by the following monomers: ethylene monomer containing a epoxy group or ethylene monomer containing a pyridyl in a side chain. The microsphere used for electronic paper in the invention has the advantages of excellent flexibility and anti-aggregation performance, thus keeping the stability of microsphere in the medium.

An (meth)acrylate pressure-sensitive adhesive copolymer is described prepared by crosslinking with a (meth)acrylic crosslinking monomer containing an allyl group.

The invention discloses a preparation method of a moisture-conductive polyamide fabric for outdoor clothing, and the preparation method comprises the following operating steps: (1) weaving melt-spun polyamide fiber into a fabric, and putting the obtained polyamide fabric into an activation solution for surface activation; (2) adding polyethylene glycol diacrylate, graphene oxide and an air-dryingadditive into water for ultrasonic wave treatment to obtain a mixed micelle solution, and adding methyl methacrylate, allyl acrylate and an initiator for thermal reaction to obtain the mixed micelle solution to prepare composite hydrogel; and (3) coating the surface of the polyamide fabric with the composite hydrogel and drying to produce the finished product. The moisture-conductive polyamide fabric prepared by the method has excellent mechanical properties and good wear resistance, especially has excellent moisture conductivity and is suitable for preparing the outdoor clothing. Sweat produced by human body can quickly evaporate, and wear comfort is increased.

The invention provides a preparation method of an organic silicone additive and application of the organic silicone additive in water-based acrylic semi-gloss resin emulsion. The method comprises the following steps: uniformly stirring isopropanol chloroplatinate which is used as a catalyst, 2,6-ditertbutyl-4 methylphenol which is used as a polymerization inhibitor, and allyl methacrylate in absence of an solvent and under the dry inertia atmosphere; heating to reach the temperature of 65-105 DEG C; dropwise adding 1,1,1,3,5,5,5-heptamethyltrisiloxane at the rate of 0.5-1 ml / min; then carrying out a continuous reaction for 30-100min; decreasing the temperature to reach room temperature; filtering to obtain the organic silicone additive; the organic silicone additive is added to the preparation of water-based acrylic resin emulsion, and then the emulsion is uniformly coated on a base material to form a film, and finally the film is dried to obtain a water-based acrylic resin coated film. The method is carried out in the absence of the solvent, so that the environmental pollution is avoided; the after-treatment is simple; the production efficiency is high; with the adoption of the organic silicone additive, the surface glossiness and the surface free energy of the resin can be reduced; a delustering agent is saved, thus the production processes are simplified, and the production efficiency is improved.

The invention discloses a method for synthesizing allyl methacrylate. The method comprises the following steps of: A, reacting potassium methacrylate or sodium methacrylate and 3-chloropropene serving as raw materials in a solvent in the presence of a catalyst and a polymerization inhibitor with stirring at the temperature of between 40 and 60 DEG C for 2 to 5 hours; and B, recovering excess 3-chloropropene by distillation, and distilling or fractionating to obtain the allyl methacrylate, wherein the molar ratio of the potassium methacrylate or the sodium methacrylate to the 3-chloropropene is 1:1.5-5; the solvent is selected from dimethyl sulfoxide and N,N-dimethylformamide; the catalyst is selected from hexadecyl trimethyl ammonium bromide serving as a quaternary ammonium salt and benzyl triethyl ammonium chloride; and the polymerization inhibitor is selected from p-benzoquinone and hydroquinone. The method is simple and convenient, is easy to operate, has short reaction time and is low in cost; and by the method, the allyl methacrylate can be prepared at a higher yield.

The invention provides a waterproof, breathable and puncture-proof safety shoe upper and a manufacturing method thereof. The safety shoe upper comprises a moisture absorption inner layer and a waterproof and puncture-proof outer layer, the formula of the moisture absorption inner layer is as follows: jute fiber, polyester fiber, cotton fiber, corn fiber and bamboo charcoal fiber; the waterproof and puncture-proof outer layer sequentially comprises a puncture-proof adhesive and a waterproof membrane from inside to outside, the formula of the puncture-proof adhesive is as follows: epoxy resin, acuring agent, carbomer, latex, cellulose, 1,4,5,8-tetrachloroanthraquinone, and 2-allyl methacrylate; and the waterproof membrane is an expanded polytetrafluoroethylene microporous membrane. The moisture absorption inner layer of the shoe upper disclosed by the invention is blended and woven by a plurality of fibers, so that the shoe upper can be effectively protected, and the comfort of use canbe improved due to the moisture absorption effect; and the waterproof and puncture-proof outer layer can make up the defects of the insufficient puncture-proof performance of the shoe upper, and provides certain puncture-proof performance and waterproof performance for the shoe upper.

The invention relates to a method for producing N,N-dimethylaminoethyl acrylate by the transesterification reaction of an alykl acrylate by N1N-dimethylaminoethanol, and more particularly relates to a method for purifying the azeotropic fraction generated during said reaction, thereby enabling the recycling thereof on the alkyl acrylate production unit. The aim of the method of the invention is in particular to remove the acetaldehyde and the dialkoxyethane contained in the azeotropic fraction, either by the direct distillation of the azeotropic fraction or by the distillation of the aqueous phase resulting from the water scrubbing of the azeotropic fraction.

The invention provides a hybridized covering emulsion for waterborne ink. The hybridized covering emulsion is at least prepared from the raw materials of acrylic acid, 2-benzylacrylicacid, hydroxyethyl acrylate, octyl acrylate, 1-naphthyl acrylate, crotyl acrylate, 6-hydroxyl hexyl acrylate and 2-butyl octyl methacrylate; methyl acrylate, ethyl acrylate, 2-propyl acrylic acid, allyl acrylate, 2-amino-2-acrylic acid, 3-acetyl acrylic acid, ethyl methacrylate and styrene; a compound emulsifier, deionized water, ionic liquid, an initiator, dual-shell titanium dioxide, a dispersing agent, a bufferagent and a pH conditioning agent.

The invention provides a preparation method of acrylate polymer particles used for modifying PA6 (polyamide 6) / PBT (polybutylene terephthalate) blends. The method is characterized by preparing the radial composition and emulsion particle size controllable particles for modifying the PA6 / PBT blends by adopting n-hexyl acrylate as a nucleus layer rubber elastomer monomer and allyl acrylate as a crosslinking agent, selecting sodium dioctyl sulfosuccinate as an emulsifier, adopting a thermal initiator system and a semi-continuous seed emulsion polymerization method, copolymerizing a functional monomer maleic acid on emulsion particle surfaces at the same time and relying on the effects of the interface chemical reaction between a maleic acid polymer and PA6 and PBT. The preparation method has the beneficial effects that the notch impact strength of the PA6 / PBT blends is improved, thus achieving the aim of toughening; and meanwhile, the water absorption of the PA6 / PBT blends is reduced.

The invention provides a special binder for wooden windows. The binder is prepared from the following components in parts by weight: 700-1,050 parts of polyvinyl acetate, 300-350 parts of vinyl acetate, 120-145 parts of polyvinyl alcohol, 60-100 parts of dibutyl phthalate, 20-40 parts of diethylene glycol dibenzoate, 10-15 parts of octanol, 30-45 parts of isopropanol, 10-25 parts of allyl methacrylate, 5-10 parts of glycol dimethacrylate, 3-7 parts of toluene diisocyanate, 35-50 parts of sodium hydrogen carbonate, 1,400-1,500 parts of water, 35-48 parts of a compound emulsifier, 5-10 parts of an initiator, 20-32 parts of hydroxymethyl acrylamide, 10-15 parts of waxy maize starch and 2-7 parts of sodium hypochlorite. The special binder for wooden windows has excellent comprehensive properties and can meet the strict requirements for quality of high-grade wooden windows.

The invention discloses an anti-stripping-type asphalt cold paving material and a preparation method thereof. The anti-stripping-type asphalt cold paving material is prepared from aggregate, a filler,diesel oil, asphalt, a cold paving agent and a special anti-stripping agent which are mixed, wherein the special anti-stripping agent is prepared in the mode that trichlorosilane, allyl methacrylateand N,N'-bis(2-naphthyl)-p-phenylenediamine react and then are mixed with lime. Aiming at solving the problems that a current cold paving asphalt mixture is poor in water stability and slow in strength formation, a modifier capable of enhancing the asphalt cold paving material mineral aggregate and asphalt bonding property is developed, stripping between asphalt and mineral aggregate in the cold paving material is prevented under the action of water, and the water-resistant stability property of the asphalt cold paving material is improved.

The invention discloses a method for producing a biological fermentation compound fertilizer from organic waste water by glutamic acid fermentation. The method is characterized in that the method is prepared by the following raw materials: glutamic acid fermentation waste liquid, allyl acrylate, potassium phosphate, potassium nitrate, and ammonium phosphate. The method mainly comprises the following steps: multiple-effect evaporative concentration of glutamic acid fermentation waste liquid, extraction of mycoprotein, multiple-effect condensation, low temperature spraying and fluidizing granulation (adding of inorganic components), screening and cooling, so as to obtain the biological fermentation compound fertilizer finished product. The method can be used for overcoming hidden troubles of secondary pollution for atmosphere and soil pollution due to carbide which are caused by coking decomposition of organic matter components at high temperature in spraying granulation process. An innovation road is developed for zero discharge of organic waste water.

The invention provides a preparation method of a shell powder interior wall coating with remarkable humidity-control performance. The preparation method comprises the following operation steps: S1, preparing modified shell powder from alkaline shell powder and hydrogel; S2, preparing a core-shell copolymer emulsion from a copolymer of 2-hydroxyethyl methacrylate and glycidyl methacrylate as a shell and a copolymer of styrene, allyl acrylate, deuterated poly(methyl metha-crylate) and octafluoropentyl acrylate as a core; and S3, adding the core-shell copolymer emulsion, the modified shell powder, a dispersant, a defoamer and a coalescing agent in a high-speed mixer to be uniformly mixed, thereby preparing the shell powder interior wall coating. The shell powder interior wall coating preparedaccording to the preparation method is remarkable in moisture absorption performance and scrubbing resistance, and can effectively adjust the humidity of the indoor environment for a long time.

The invention discloses a tensile cable sheath material. The tensile cable sheath material is prepared from, by weight, 35-50 parts of ethylene-vinyl acetate copolymer, 3-9 parts of dibutyltin maleate polymer, 35-50 parts of polyethylene, 1-5 parts of allyl acrylate, 0.6-2.5 parts of N,N'-bis(2-naphthyl)-p-phenylenediamine, 1-4 parts of epoxidized butyl stearate, 0.7-3.6 parts of furfuryl polyether, 1.2-2.8 parts of sodium 2-nitroaniline-4-sulfonate, 1-3 parts of 8-hydroxypyrene-1,3,6-trisulfonate, 2-4 parts of methyltriethoxysilane, 0.3-0.9 part of sorbitan tristearate, 0.1-0.5 part of magnesium stearate, 2-6 parts of light calcium carbonate, 1-4 parts of carbon black and 2-3 parts of attapulgite clay. The tensile cable sheath material has an excellent tensile property and is also excellent in elongation at break, breaking elongation retention rate after ageing and impact brittle temperature.

The invention relates to the field of modified silicone oil, and particularly discloses acrylate modified silicone oil and a preparation method thereof. The acrylate modified silicone oil is characterized by being prepared from the following raw materials in parts by weight under the action of a catalyst: 100-120 parts of hydrogen-containing silicone oil, 150-200 parts of allyl acrylate, 2-5 parts of a polymerization inhibitor and 10-12 parts of a chain transfer agent, wherein the catalyst is a rhodium catalyst. The preparation method comprises the following steps: S1, uniformly mixing allyl acrylate, a rhodium catalyst and a polymerization inhibitor in proportion, and cooling to 5-8 DEG C to obtain a mixed raw material; s2, adjusting the temperature of the hydrogen-containing silicone oil to 10-15 DEG C to obtain pretreated hydrogen-containing silicone oil; s3, mixing the pretreated hydrogen-containing silicone oil and a mixed raw material for hydrosilylation reaction; the step S1 and the step S2 are not divided into a sequence. The method has the advantage that the product quality is improved.

The invention discloses a new synthetic method of allyl acrylate. According to the method, an organic silicon monomer with functional groups is used, and the allyl acrylate is prepared under the soft reaction condition. The synthetic method of the allyl acrylate includes three steps that (1) acryloxytrimethylsilane is synthesized; (2) allyloxy silane is synthesized; and (3) the acryloxytrimethylsilane and the allyloxy silane are mixed. According to the raw materials used in a reaction, chlorine elements are fully converted into inorganic salt, low-boiling-point chloride like phosphorus trichloride is not used, and it is guaranteed that the chlorine elements are not contained in a prepared product; reaction conditions are soft, and the requirement for the equipment is not high; purification is easy, boiling points of all components are large in difference, and reduced pressure distillation separation is easy; water washing is not needed, and amplification is easy; and trifluoromethanesulfonic acid serves as a catalyst, the high acidity is achieved, and double bonds cannot be damaged.

The invention relates to the technical field of anti-static paint, and discloses anti-static paint for a solid buoyance material substrate surface. The paint comprises the following raw materials in parts by weight: 5 to 8 parts of sodium dodecyl benzene sulfonate, 3.9 parts of absolute ethyl alcohol, 1 to 4 parts of potassium peroxodisulfate, 4.8 to 14.5 parts of pyrrole monomers, 4 to 8 parts ofmethacrylonitrile, 4.1 to 6.1 parts of methacrylic acid, 0.1 to 0.3 part of azodiisobutyronitrile, 3 to 6 parts of tertiary butanol, 1 mL of allyl methacrylate and 2 to 3 parts of polyvinyl alcohol.The paint solves the technical problem that the anti-static paint for the solid buoyance material substrate surface in the prior art cannot effectively reduce the self weight while effectively achieving the anti-static effects.