2201 results about "Epoxy acrylate" patented technology

The invention relates to an ultraviolet curing color decorative coating, the components of the coating and the parts by weight thereof are as follows: 5 to 25 parts of epoxy acrylate prepolymer, 5 to 30 parts of polyurethane acrylate prepolymer, 2 to 10 parts of polyester acrylate prepolymer, 15 to 70 parts of acrylate monomer, 1 to 10 parts of photoinitiator, 1 to 35 parts of pigment, 0.5 to 10 parts of dispersant and 0.1 to 2 parts of auxiliary agent, the acrylate monomer is a mixture of the monomer with bifunctionality and the monomer with high functionality, wherein, the mixture ratio of the monomer with high bifunctionality to the monomer with bifunctionality is 1: 0.3 to 8. Compared with an ultraviolet curing transparent varnish, the ultraviolet curing color decorative coating has stronger decorative effect and almost the same curing speed, paint film hardness, adhesion, paint film gloss, and the like; and compared with a traditional solvent based colored paint, the ultraviolet curing color decorative coating does not contain volatile organic solvent, thereby avoiding the pollution and greatly improving the production efficiency. The ultraviolet curing color decorative coating is applicable to the decoration of plastics, wood materials, metals and other base materials.

The present invention discloses a white composition for ultraviolet solidification. The composition comprises the components of the weight percentages: (1) 10 percent to 40 percent of epoxy acrylate containing carboxyl; (2) 5 percent to 20 percent of polyurethane acrylic ester containing carboxyl; (3) 10 percent to 30 percent of super branching polyester acrylate; (4) 15 percent to 40 percent of acrylic monomer of single- or multi-functional degree; (5) 8 percent to 20 percent of titanium dioxide; (6) 1 percent to 8 percent of light initiator; (7) 0.5 percent to 3 percent of auxiliary aid; and (8) 0.5 percent to 10 percent of adhesive assistant agent. The construction process of the coating of the present invention is simple; the coating can be widely used (not limited) for various density boards, and solid plate materials. After the coating is solidified by ultraviolet irradiation, the coating film has good adhesive capability, high hardness, good covering capability and leveling performances.

A functional styrene-butadiene copolymer is disclosed. More specifically, the copolymer is prepared by radical polymerization of a styrene monomer, a butadiene monomer and an epoxy acrylate monomer in an emulsion state and ring-opening of the resultant styrene-butadiene-epoxy acrylate copolymer. When blended with silica, the disclosed copolymer provides excellent wet stopping performance and superior wear resistance. Therefore, it can be usefully applied for industrial materials including fuel-efficient tires, snow tires, belts, hoses, etc.

The invention relates to organic-inorganic hybrid ultraviolet cured paint for metal surface protection. The paint comprises the following components in percentage by weight: 10 to 25 percent of epoxy modified silicon dioxide gel-resin, 15 to 30 percent of bisphenol-A epoxy acrylic ester, 5 to 15 percent of urethane acrylate, 35 to 45 percent of reactive diluent, 2 to 5 percent of toughener, 4 to 6 percent of photoinitiator, 0.5 to 0 percent of addition agent, wherein the epoxy modified silicon dioxide gel-resin is prepared by hydrolyzing a mixture of ethyl orthosilicate and gamma-glycidoxy propyl trimethoxy silane by a sol-gel method first and then adding diethylenetriamine. The paint film formed after the curing of paint has good strength, hardness, flexibility and strong acid and base resistance. The invention solves the problems that the organic-inorganic hybrid paint has high requirement on curing and common ultraviolet cured paint has poor adhesive force and flexibility when cured on metal base materials.

The invention relates to the technical field of protection films, and particularly relates to a golden blue ray-resistant protection film and a preparation method thereof. The golden blue ray-resistant protection film comprises a main film layer, a protection film layer and a release layer, wherein a blue ray-resistant layer is arranged on the upper surface of the main film layer; a first adhesive layer is arranged between the blue ray-resistant layer and the protection film layer; a second adhesive layer is arranged between the lower surface of the main film layer and the release layer; the blue ray-resistant layer is prepared from 2-10 parts by weight of nano CeO2:Er fluorescent powder and 100 parts by weight of acrylic ester; the acrylic ester is one or a mixture of more of urethane acrylate, epoxy acrylate, methacrylate and polyester acrylate. The preparation method is simple in preparation technology, and low in production cost; large-scale popularization and application are facilitated; the prepared protection film has an effect of resisting the blue ray, and has absorption and conversion functions on bluish violet high-energy short waves; the filtration rate at the blue ray wave band of 360-500nm can be up to over 90%. Therefore, the eye health is well protected.

The present invention provides one kind of water thinned industrial paint based on water dispersed organosilicon epoxy acrylate. The water thinned industrial paint is prepared with water dispersed organosilicon epoxy acrylate, inert antirust pigment, active antirust pigment, nanometer material modified antirust pigment, stuffing, dispersant, wetting agent, thickener, drying agent, mildew inhibitor, preservative, defoaming agent, deionized water and other materials. The water thinned industrial paint with water dispersed organosilicon epoxy acrylate as base material can form coating with the features of high mechanical strength and high anticorrosive performance similar to that of epoxy resin as well as the features of high weather resistance and good decoration performance like acrylate resin. The water thinned industrial paint has convenient use and wide application range.

The present invention discloses one kind of ultraviolet ray cured nanometer antibiotic woodenware lacquer and its preparation process. The ultraviolet ray cured nanometer antibiotic woodenware lacquer includes epoxy acrylate, polyurethane acrylate, diluent, nanometer inorganic antiseptic, nanometer inorganic stuffing and photoinitiator. The preparation process includes adding nanometer inorganic antiseptic and nanometer inorganic stuffing into the diluent, stirring to disperse homogeneously, adding epoxy acrylate, polyurethane acrylate and photoinitiator and mixing homogeneously. The woodenware lacquer with nanometer inorganic antiseptic can inhibit the growth and propagation of bacteria and microbes to produce long term antibiotic effect.

The invention discloses a composition of vis-UV cured water resin, which consists of (A) 10-70 mass % of water epoxy acrylate solidified and modified by the ray; (B) 0 mass % -10 mass % of water acrylate monomer or water acrylate prepolymer; (C) 1 mass % -5 mass % of photochemical initiator; (D) 0.1 mass % -8 mass % of adjuvant; (E) 10 mass % -60 mass % of deionized water or alcoholic dissolvent; the composition can be used for water UV solidifying paint solidified by vis-UV, water UV solidified finishing and water UV solidified ink binding material; the external appearance of the vis-UV cured water composition is lacte or lacte liquid with blue rays; it can be diluted with water, the viscosity can be adjusted and the inducration speed is fast; it is nontoxic, ordorless, safety and environment-friendly; after the solidification by the ultraviolet, its film is neat and smooth, is of high glossiness, and is of good flexibility, scratch resistance, water resistance and solvent resistance.

The invention relates to an ultraviolet curing coating which is characterized in that the ultraviolet curing coating comprises 1-35 wt% of epoxy acrylate, 1-35wt% of urethane acrylate, 20-50wt% of polyfunctional acrylate monomer, 1-15wt% of additive and 1-10wt% of photoinitiator. The coating formed by ultraviolet curing coating obtained by adopting the technical scheme has the advantages of good pollution resistibility, easy cleaning, high strength, strong adherence, high toughness and difficult stripping.

The invention relates to UV cured lithographic ink and purposes thereof. The ink is a compound which comprises the following components by the weight percent: 30 to 50 of polyester acrylic ester, 0 to 15 of epoxy acrylic ester, 2 to 22 of high-viscosity monofunctional polyurethane acrylic ester, 0 to 10 of acrylic monomer, 10 to 15 of photoinitiator, 2 to 5 of filler and 16 to 22 of pigment. The UV curing glue printing ink of the invention can be cured at high speed, can meet the requirements of high-speed packaging, printing and environment protection, does not contain VOC, has little irritation to the human skin, and can be used as lithographic ink for the high-speed printing, and paper and plastic printing of packaging and printing.

The invention relates to a novel polyurethane-acrylic acid-epoxy resin photosensitive pre-polymer, a synthesis method of the pre-polymer, a high-performance ultraviolet (UV) cured polyurethane modified acrylic acid epoxy resin adhesive prepared from the pre-polymer and application of the UV cured adhesive to bonding of a nylon membrane material and a polyurethane or modified polyurethane elastic body. A method for preparing the photosensitive pre-polymer comprises the following steps of: 1, synthesizing a lower-viscosity epoxy acrylic ester pre-polymer; 2, preparing a pre-polymer of urethane acrylate resin; and 3, mixing or reacting the two pre-polymers in a certain ratio so as to obtain the polyurethane-acrylic acid-epoxy resin photosensitive pre-polymer. A polyurethane-acrylic acid-epoxy resin UV cured adhesive is further prepared by adding a photoinitiator, a photosensitive diluent, a light curing crosslinking agent, other necessary aids and the like.

The invention discloses an epoxy acrylate modified waterborne alkyd resin and a preparation method and an application thereof. The method comprises the steps: firstly, synthesizing a waterborne alkyd resin from a polyol, a polybasic acid and an oil monomer by adopting a dehydration condensation reaction; then carrying out an epoxy resin ring opening reaction to graft onto the waterborne alkyd resin so as to modify the waterborne alkyd resin; followed by carrying out free radical solution polymerization of acrylic soft and hard monomers with the modified alkyd resin, and modifying the alkyd resin by using acrylic ester; and finally pumping out a part of a polymerization solvent to neutralize the obtained waterborne alkyd resin, adding a cosolvent, and dispersing the alkyd resin to prepare an aqueous dispersion by adopting a high-speed disk dispersion machine and with water as a dispersion medium. In the addition to retaining own excellent characteristics, the modified alkyd resin also has good dryness, adhesive power and corrosion resistance of epoxy resin and the acrylic resin advantages of excellent drying, water resistance, chemical medicine resistance, high hardness, good weathering resistance and the like, and effectively improves the alkyd resin performance of water resistance, weather resistance and the like.

The invention discloses a UV-curable antimicrobial coating, the components of which are as follows: bisphenol A type epoxy acrylate EA; aliphatic PUA; special functional group acrylate PA; TPGDA; TMPTA; photoinitiators; nano acrylate; oxidized silver; and auxiliaries. The preparation method comprises the following steps of: step one, synthesizing special functional group heterocyclic compound PA and later adding phosphorus pentoxide to acrylic acid hydroxy esters so as to react with hydroxyl piperidine and then prepare special functional group heterocyclic compound PA; and step two, taking each component according to the formula, stirring and mixing each component so as to carry out dispersion at the speed of 900 to 1200r per min, then adding silver oxide and photoinitiators after being dispersed evenly, and finally obtaining UV-curable antimicrobial coating through dispersion. The UV-curable antimicrobial coating prepared by the invention has good anti-bacterial effect. As the self-prepared special functional group acrylate PA, the nano acrylate and the silver oxide are added, after UV-curable film-forming, the anti-coli rate can achieve over 99 percent and the anti-staphylococcal rate thereof achieves over 99 percent, and the effectiveness is long.

The invention relates to a water-based ink and a preparation method thereof, especially to an environment-friendly type water-based intaglio ink used for package printing and a preparation method thereof. The ink is prepared by mixing epoxy acrylate composite emulsion, pigments, deionized water, ethanol, triethylamine, wax powder, a wetting dispersant, an anti-foaming agent, a levelling agent, a thickening agent and a film forming auxiliary agent according to a certain mass ratio, wherein, the epoxy acrylate composite emulsion is prepared by modifying acrylate emulsion with an epoxy resin and allowing the epoxy resin and acrylate to organically bind together, has the advantages of good adhesion, thermostability, good chemically-resistant properties and the like and has a certain application value when used as a binder for a water-based ink. The water-based intaglio ink in the invention is applicable to package printing in the field of flexible package which mainly relates to packaging of tobacco, liquor, foodstuffs, beverage, medicines, daily chemical articles and the like; the ink is nontoxic, non-combustible and non-explosible, has no pungent smell, accords with environmental protection requirements, and has a very promising prospect.

The invention discloses ultraviolet light curing vacuum plating primer and finish, wherein primer is formed by random proportion of double function aliphatic polyurethane acrylic ester, epoxy acrylic ester, trifunctional acrylic ester, double function acrylic ester, adhesion promoting resin, photo initiator, diluent, and auxiliary agent, finish is formed by random proportion of high function aliphatic polyurethane acrylic ester, large molecular resin, double functional aliphatic polyurethane acrylic ester, trifunctional aliphatic polyurethane acrylic ester, adhesion promoting resin, photo initiator, diluent, and auxiliary agent. The surface of substrate material is conducted with painting treatment of primer, which increases the plainness and adhesion fastness of the vacuum plating film, and vacuum plating film is conducted with the surface painting treatment of UV vacuum plating finish, which can prevent oxidization of metal film layer and endows vacuum plating film with excellent surface abrasion resistance and extreme wonderful hand feeling.

The invention discloses a sulfydryl/cyano acrylic ester UV curable adhesive composition, which comprises: 5 to 60 percent of sulfydryl compound which is selected from a sulfydryl alkyl acid ester and alkyl hydrosulfide; 5 to 60 percent of alpha-cyanoacrylate of a formula below; 0 to 60 percent of a prepolymer selected from polyester acrylate prepolymers, epoxy acrylate prepolymers and urethane acrylate prepolymers; 0 to 50 percent of active monomer which is selected from acrylic esters having a mono-functional group, double functional groups and multiple functional groups, allyl compounds and ethenyl compounds; 1 to 10 percent of photoinitiator; and 0 to 10 percent of assistant. The UV curable adhesive composition has a quick curing capability, high adhesive strength and low internal stress; and the obtained cured layer is flexible and can be widely to bond metal, metal oxides, plastics, rubber, glass, polyester and other substrate materials.

The invention relates to a graphene/TiO2-based near-infrared/ultraviolet radiation resistant polymer composite film and a preparation method thereof, relating to a near-infrared/ultraviolet radiation resistant composite film and a preparation method thereof. The invention aims to solve the problems of the existing heat reflecting material such as poor heat insulation effect, low transparency, serious light pollution and high production cost and the like. The composite film is prepared by adding the mixed liquid of graphene oxide dispersion and nano-TiO2 dispersion in the curing system of epoxy acrylate at a volume ratio of 1-10:50. The preparation method comprises the following steps: 1) preparing graphene oxide; 2) preparing TiO2 nanoparticles; 3) preparing nanometer graphene/TiO2 composite; and 4) preparing the graphene/TiO2-based near-infrared/ultraviolet radiation resistant polymer composite film. The composite film is mainly used for the glass coating of a building or means of transport for running an air-conditioning system.

The invention discloses a double-solidification system fast-flowing underfill and a preparation method thereof. The underfill comprises the following raw materials in parts by weight: 30-80% of epoxy resin, 10-50% of epoxy acrylate, 5-30% of acrylate, 2-20% of polyol, 1-20% of silane coupling agent, 0.3-4% of cationic initiator, 0.1-3% of radical initiator and 0.1-0.5% of carbon black; and the preparation method comprises the following steps of: weighing the epoxy resin and the cationic initiator in the proportion, putting in a reaction kettle and stirring into a uniform solution; weighing the epoxy acrylate, the acrylate, the polyol, the silane coupling agent, the radical initiator and the carbon black in the proportion, putting in the reaction kettle in sequence, mixing and stirring to obtain the finished product of the double-solidification system fast-flowing underfill.

The invention discloses a touch-sensitive display panel, a composition for forming a sealant and the sealant. The touch-sensitive display panel comprises a first base panel, a second base plate, a touch-sensitive structure, a display medium and the sealant, wherein the touch-sensitive structure and the display medium are sealed between the first base panel and the second base panel by the sealant; and the sealant is formed by the polyreaction of the composition. The composition comprises the components by weight percent: 20 to 50% of bisphenol A epoxy acrylate monomer, 2 to 8% of acrylic acid monomer, 0.5 to 5% of light initiating agent and 1 to 5% of hardening agent. The chemical formula of the acrylic acid monomer is showed in the formula 1, wherein R1 is hydrogen or an alkyl radical with 1 to 3 carbon atoms and R2 is hydrogen or an alkyl radical with 1 to 20 carbon atoms.

The invention discloses an epoxy resin microcapsule and a preparation method thereof. The epoxy resin microcapsule comprises a capsule core and a capsule wall, wherein, the capsule core is an epoxy resin, and the capsule wall is a composition of an aepoxy acrylate resin, a polymerizable emulsifying agent, a crosslinking agent and an optical initiator; and the polymerization method of the capsule wall is ultraviolet irradiation and film forming through curing. The preparation method for the microcapsule comprises the following steps that: core materials, wall materials and an ultraviolet initiator are added into a water solution which is dissolved with a surfactant in turn under the condition of high-speed stirring; after an oil-in-water emulsion system is prepared by emulsification, ultraviolet light is immediately used for irradiating the emulsion, and the surface compositions of oil-in-water liquid droplets undergo in-situ polymerization and film forming through curing; a great dealof water is added for repeated sedimentation and water scrubbing; and microcapsule products are prepared through vacuum freeze drying of microcapsule deposits. The method has a simple technique, low energy consumption, quick speed and friendly environment. The capsule prepared takes the shape of a regular sphere, has good leak tightness and heat resistance, and can be widely applied to self-repairing of self-setting thread fasteners and thermosetting resin substrate composite materials.

The present invention relates to the field of ink and a preparation process thereof, and particularly to a LED-UV surface light source light-curing silk-screen printing ink composition and a preparation method thereof. The composition is characterized by comprising 25-55% by weight of an LED-UV resin and 10-25% by weight of an LED-UV monomer, wherein the LED-UV resin is a mixture comprising one or a plurality of materials selected from an amine-modified epoxy acrylate resin, an amine-modified polyester acrylate resin, and an amine-modified polyether acrylate resin, and the LED-UV monomer is a mixture comprising one or a plurality of materials selected from a 2-(vinylethoxy)ethyl diacrylate monomer, a trimethylolpropane triacrylate monomer, and a dipentaerythritol hexaacrylate monomer. The LED-UV surface light source light-curing silk-screen printing ink composition of the present invention has advantages of rapid curing speed, good film coating property, high glossiness, environment protection, energy saving, and the like.manufacturing process

An ultraviolet ray-cured paint consists of active oligomer, active diluent, light polymerization initiator and diluent; and the active oligomer is maleic anhydride-modified epoxy acrylic ester with acid value of 10-30 mg KOH/g. It has also adhesion strengthening resin containing epoxy group. It has the components includes maleic anhydride-modified epoxy acrylic ester 30-60 wt%, active diluent 15-45 wt%, adhesion strengthening resin containing epoxy group 2-5 wt%, light polymerization initiator 1.0-10 wt%, and diluent 0-20 wt%. It has high adhesion between the film and the metal substrate, high heat resistance, proper cost/performance ratio and lightened environment and human body harm, and is especially suitable for use in antirust decorative of metal surface.