CN111234681A - UV (ultraviolet) treating agent capable of preventing EVA (ethylene-vinyl acetate) from whitening after soaking and preparation method thereof - Google Patents
UV (ultraviolet) treating agent capable of preventing EVA (ethylene-vinyl acetate) from whitening after soaking and preparation method thereof Download PDFInfo
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- CN111234681A CN111234681A CN202010027808.4A CN202010027808A CN111234681A CN 111234681 A CN111234681 A CN 111234681A CN 202010027808 A CN202010027808 A CN 202010027808A CN 111234681 A CN111234681 A CN 111234681A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a UV (ultraviolet) treating agent capable of preventing EVA (ethylene-vinyl acetate) from whitening after being soaked, which comprises the following raw materials: the coating comprises a photoinitiator, a modified active monomer, modified silicon dioxide, dimethyl silicone oil, a leveling agent, ethylene glycol butyl ether, isopropanol, ethyl acetate, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, bisphenol A epoxy acrylate, a silane coupling agent, fluorinated wax powder, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate, a wetting agent and an antifoaming agent, and has the advantages of high surface drying speed, high curing speed, high film forming speed and the like; the energy is saved, the environment is protected, the formula is simple, and the working efficiency of related industries is effectively improved; has wide market prospect.
Description
Technical Field
The invention relates to the technical field of treating agents, in particular to a UV treating agent capable of preventing EVA (ethylene vinyl acetate) from whitening after being soaked and a preparation method thereof.
Background
The UV treatment agent, also known as UV rework water, originally originated in korea. The UV coating is designed mainly aiming at the difficult adhesion material of the UV coating, and is a high and new technology industry which develops rapidly. Radiation curing technology has become popular in many developed countries since the 70 s, growing at an average rate of over 10% per year, and this growth is still maintained for the next several years. This phenomenon indicates that photocurable coatings have great potential for development. In nearly more than ten years in China, the photocureable coating is taken as a new technology facing green industry of twenty-first century. The curing speed is fast, the production efficiency is high, the coating quality is good, the environmental pollution is less, the energy consumption is low, and the coating is more and more widely applied in many fields of national economy. The range of applications has begun to be directed to metals, leather, ceramics, glass, stone.
Disclosure of Invention
The invention aims to provide a UV treating agent which is soaked in EVA and does not whiten and a preparation method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the UV treating agent capable of preventing EVA from whitening after soaking comprises the following raw materials in parts by weight: 2-6 parts of photoinitiator, 60-70 parts of modified active monomer, 8-12 parts of modified silicon dioxide, 1-3 parts of dimethyl silicone oil, 1-3 parts of flatting agent, 2-4 parts of ethylene glycol butyl ether, 1-3 parts of isopropanol, 6-12 parts of ethyl acetate, 30-50 parts of epoxy acrylate aqueous dispersion, 20-40 parts of acrylic polyurethane aqueous dispersion, 15-25 parts of bisphenol A epoxy acrylate, 2-4 parts of silane coupling agent, 0.5-2.5 parts of fluorinated wax powder, 20-40 parts of aliphatic polyurethane acrylate, 15-30 parts of tripropylene glycol diacrylate, 10-20 parts of ethoxylated trimethylolpropane triacrylate, 1-3 parts of wetting agent and 1-3 parts of defoaming agent.
As a further scheme of the invention: the feed comprises the following raw materials in parts by weight: 3-5 parts of photoinitiator, 62-68 parts of modified active monomer, 9-11 parts of modified silicon dioxide, 1.5-2.5 parts of dimethyl silicone oil, 1.5-2.5 parts of flatting agent, 2.5-3.5 parts of butyl cellosolve, 1.5-2.5 parts of isopropanol, 8-10 parts of ethyl acetate, 35-45 parts of epoxy acrylate aqueous dispersion, 25-35 parts of acrylic polyurethane aqueous dispersion, 18-22 parts of bisphenol A epoxy acrylate, 2.5-3.5 parts of silane coupling agent, 1-2 parts of fluorinated wax powder, 25-35 parts of aliphatic polyurethane acrylate, 17-28 parts of tripropylene glycol diacrylate, 12-18 parts of ethoxylated trimethylolpropane triacrylate, 1.5-2.5 parts of wetting agent and 1.5-2.5 parts of defoaming agent.
As a further scheme of the invention: the feed comprises the following raw materials in parts by weight: 4 parts of photoinitiator, 65 parts of modified active monomer, 10 parts of modified silicon dioxide, 2 parts of dimethyl silicone oil, 2 parts of flatting agent, 3 parts of ethylene glycol butyl ether, 2 parts of isopropanol, 9 parts of ethyl acetate, 40 parts of epoxy acrylate aqueous dispersion, 30 parts of acrylic polyurethane aqueous dispersion, 20 parts of bisphenol A epoxy acrylate, 3 parts of silane coupling agent, 1.5 parts of fluorinated wax powder, 30 parts of aliphatic polyurethane acrylate, 23 parts of tripropylene glycol diacrylate, 15 parts of ethoxylated trimethylolpropane triacrylate, 2 parts of wetting agent and 2 parts of defoaming agent.
As a further scheme of the invention: the photoinitiator is 2-hydroxy-methyl phenyl propane-1-ketone.
As a further scheme of the invention: the modified active monomer is prepared by mixing polysorbate, ethyl cellulose, octadecyl amine, trimethylolpropane, p-methyl benzene sulfonic acid, acrylic acid, tetrabutyl titanate and the like in proportion.
As a further scheme of the invention: the leveling agent is polyether modified polydimethylsiloxane copolymer.
As a further scheme of the invention: the wetting agent is alkylphenol polyoxyethylene wetting agent.
As a further scheme of the invention: the defoaming agent is an organic silicon defoaming agent.
The preparation method of the UV treating agent for soaking EVA without whitening comprises the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 20 to 40 minutes at the temperature of between 60 and 80 ℃ to obtain a mixed solution A;
3) adding modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, fluorinated wax powder and a defoaming agent into the rest modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 5-15min at a stirring speed of 300r/min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 40-60min, and filtering with a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not whiten.
Compared with the prior art, the invention has the beneficial effects that:
the product has the advantages of high surface drying speed, high curing speed, high film forming speed and the like, the problems of undercut, color bleeding and poor bonding force do not occur on the surface of the coating after recoating, the smoothness of the treated coating surface is high, the glossiness is high, the smoothness is good, the yield is high, and the product also has the characteristics of good color retention, bending resistance, stripping resistance, impact resistance, corrosion resistance, ageing resistance and the like; the energy is saved, the environment is protected, the formula is simple, and the working efficiency of related industries is effectively improved; has wide market prospect.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
In the embodiment of the invention, the UV treating agent capable of preventing EVA from whitening after soaking comprises the following raw materials in parts by weight: 2 parts of photoinitiator, 60 parts of modified active monomer, 8 parts of modified silicon dioxide, 1 part of dimethyl silicone oil, 1 part of flatting agent, 2 parts of ethylene glycol butyl ether, 1 part of isopropanol, 6 parts of ethyl acetate, 30 parts of epoxy acrylate aqueous dispersion, 20 parts of acrylic polyurethane aqueous dispersion, 15 parts of bisphenol A epoxy acrylate, 2 parts of silane coupling agent, 0.5 part of fluorinated wax powder, 20 parts of aliphatic polyurethane acrylate, 15 parts of tripropylene glycol diacrylate, 10 parts of ethoxylated trimethylolpropane triacrylate, 1 part of wetting agent and 1 part of defoaming agent.
Wherein the photoinitiator is 2-hydroxy-methyl phenyl propane-1-ketone.
The modified active monomer is prepared by mixing polysorbate, ethyl cellulose, octadecyl amine, trimethylolpropane, p-methyl benzene sulfonic acid, acrylic acid, tetrabutyl titanate and the like in proportion.
The leveling agent is polyether modified polydimethylsiloxane copolymer.
The wetting agent is alkylphenol polyoxyethylene wetting agent.
The defoaming agent is an organic silicon defoaming agent.
The preparation method of the UV treating agent for soaking EVA without whitening comprises the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 20min at the temperature of 60 ℃ to obtain a mixed solution A;
3) adding modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, fluorinated wax powder and a defoaming agent into the rest modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 5min at a stirring speed of 300r/min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 40min, and filtering by using a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not turn white.
Example 2
In the embodiment of the invention, the UV treating agent capable of preventing EVA from whitening after soaking comprises the following raw materials in parts by weight: 3 parts of photoinitiator, 62 parts of modified active monomer, 9 parts of modified silicon dioxide, 1.5 parts of dimethyl silicone oil, 1.5 parts of flatting agent, 2.5 parts of ethylene glycol butyl ether, 1.5 parts of isopropanol, 8 parts of ethyl acetate, 35 parts of epoxy acrylate aqueous dispersion, 25 parts of acrylic polyurethane aqueous dispersion, 18 parts of bisphenol A epoxy acrylate, 2.5 parts of silane coupling agent, 1 part of fluorinated wax powder, 25 parts of aliphatic polyurethane acrylate, 17 parts of tripropylene glycol diacrylate, 12 parts of ethoxylated trimethylolpropane triacrylate, 1.5 parts of wetting agent and 1.5 parts of defoaming agent.
Wherein the photoinitiator is 2-hydroxy-methyl phenyl propane-1-ketone.
The modified active monomer is prepared by mixing polysorbate, ethyl cellulose, octadecyl amine, trimethylolpropane, p-methyl benzene sulfonic acid, acrylic acid, tetrabutyl titanate and the like in proportion.
The leveling agent is polyether modified polydimethylsiloxane copolymer.
The wetting agent is alkylphenol polyoxyethylene wetting agent.
The defoaming agent is an organic silicon defoaming agent.
The preparation method of the UV treating agent for soaking EVA without whitening comprises the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 25min at the temperature of 65 ℃ to obtain a mixed solution A;
3) adding modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, wax fluoride powder and a defoaming agent into the remaining modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 8min at a stirring speed of 300r/min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 45min, and filtering by using a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not turn white.
Example 3
In the embodiment of the invention, the UV treating agent capable of preventing EVA from whitening after soaking comprises the following raw materials in parts by weight: 4 parts of photoinitiator, 65 parts of modified active monomer, 10 parts of modified silicon dioxide, 2 parts of dimethyl silicone oil, 2 parts of flatting agent, 3 parts of ethylene glycol butyl ether, 2 parts of isopropanol, 9 parts of ethyl acetate, 40 parts of epoxy acrylate aqueous dispersion, 30 parts of acrylic polyurethane aqueous dispersion, 20 parts of bisphenol A epoxy acrylate, 3 parts of silane coupling agent, 1.5 parts of fluorinated wax powder, 30 parts of aliphatic polyurethane acrylate, 23 parts of tripropylene glycol diacrylate, 15 parts of ethoxylated trimethylolpropane triacrylate, 2 parts of wetting agent and 2 parts of defoaming agent.
Wherein the photoinitiator is 2-hydroxy-methyl phenyl propane-1-ketone.
The modified active monomer is prepared by mixing polysorbate, ethyl cellulose, octadecyl amine, trimethylolpropane, p-methyl benzene sulfonic acid, acrylic acid, tetrabutyl titanate and the like in proportion.
The leveling agent is polyether modified polydimethylsiloxane copolymer.
The wetting agent is alkylphenol polyoxyethylene wetting agent.
The defoaming agent is an organic silicon defoaming agent.
The preparation method of the UV treating agent for soaking EVA without whitening comprises the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 30min at the temperature of 70 ℃ to obtain a mixed solution A;
3) adding 10 parts of modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, fluorinated wax powder and a defoaming agent into the remaining modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture at a stirring speed of 300r/min for 10min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 50min, and filtering by using a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not turn white.
Example 4
In the embodiment of the invention, the UV treating agent capable of preventing EVA from whitening after soaking comprises the following raw materials in parts by weight: 5 parts of photoinitiator, 68 parts of modified active monomer, 11 parts of modified silicon dioxide, 2.5 parts of dimethyl silicone oil, 2.5 parts of flatting agent, 3.5 parts of ethylene glycol butyl ether, 2.5 parts of isopropanol, 10 parts of ethyl acetate, 45 parts of epoxy acrylate aqueous dispersion, 35 parts of acrylic polyurethane aqueous dispersion, 22 parts of bisphenol A epoxy acrylate, 3.5 parts of silane coupling agent, 2 parts of fluorinated wax powder, 35 parts of aliphatic polyurethane acrylate, 28 parts of tripropylene glycol diacrylate, 18 parts of ethoxylated trimethylolpropane triacrylate, 2.5 parts of wetting agent and 2.5 parts of defoaming agent.
Wherein the photoinitiator is 2-hydroxy-methyl phenyl propane-1-ketone.
The modified active monomer is prepared by mixing polysorbate, ethyl cellulose, octadecyl amine, trimethylolpropane, p-methyl benzene sulfonic acid, acrylic acid, tetrabutyl titanate and the like in proportion.
The leveling agent is polyether modified polydimethylsiloxane copolymer.
The wetting agent is alkylphenol polyoxyethylene wetting agent.
The defoaming agent is an organic silicon defoaming agent.
The preparation method of the UV treating agent for soaking EVA without whitening comprises the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 35min at the temperature of 75 ℃ to obtain a mixed solution A;
3) adding modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, fluorinated wax powder and a defoaming agent into the remaining modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 12min at a stirring speed of 300r/min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 55min, and filtering by using a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not turn white.
Example 5
In the embodiment of the invention, the UV treating agent capable of preventing EVA from whitening after soaking comprises the following raw materials in parts by weight: 6 parts of photoinitiator, 70 parts of modified active monomer, 12 parts of modified silicon dioxide, 3 parts of dimethyl silicone oil, 3 parts of flatting agent, 4 parts of ethylene glycol butyl ether, 3 parts of isopropanol, 12 parts of ethyl acetate, 50 parts of epoxy acrylate aqueous dispersion, 40 parts of acrylic polyurethane aqueous dispersion, 25 parts of bisphenol A epoxy acrylate, 4 parts of silane coupling agent, 2.5 parts of fluorinated wax powder, 40 parts of aliphatic polyurethane acrylate, 30 parts of tripropylene glycol diacrylate, 20 parts of ethoxylated trimethylolpropane triacrylate, 3 parts of wetting agent and 3 parts of defoaming agent.
Wherein the photoinitiator is 2-hydroxy-methyl phenyl propane-1-ketone.
The modified active monomer is prepared by mixing polysorbate, ethyl cellulose, octadecyl amine, trimethylolpropane, p-methyl benzene sulfonic acid, acrylic acid, tetrabutyl titanate and the like in proportion.
The leveling agent is polyether modified polydimethylsiloxane copolymer.
The wetting agent is alkylphenol polyoxyethylene wetting agent.
The defoaming agent is an organic silicon defoaming agent.
The preparation method of the UV treating agent for soaking EVA without whitening comprises the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 40min at the temperature of 80 ℃ to obtain a mixed solution A;
3) adding modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, fluorinated wax powder and a defoaming agent into the remaining modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 15min at a stirring speed of 300r/min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 60min, and filtering by using a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not turn white.
The product has the advantages of high surface drying speed, high curing speed, high film forming speed and the like, the problems of undercut, color bleeding and poor bonding force do not occur on the surface of the coating after recoating, the smoothness of the treated coating surface is high, the glossiness is high, the smoothness is good, the yield is high, and the product also has the characteristics of good color retention, bending resistance, stripping resistance, impact resistance, corrosion resistance, ageing resistance and the like; the energy is saved, the environment is protected, the formula is simple, and the working efficiency of related industries is effectively improved; has wide market prospect.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The UV treating agent capable of preventing EVA from whitening after soaking is characterized by comprising the following raw materials in parts by weight: 2-6 parts of photoinitiator, 60-70 parts of modified active monomer, 8-12 parts of modified silicon dioxide, 1-3 parts of dimethyl silicone oil, 1-3 parts of flatting agent, 2-4 parts of ethylene glycol butyl ether, 1-3 parts of isopropanol, 6-12 parts of ethyl acetate, 30-50 parts of epoxy acrylate aqueous dispersion, 20-40 parts of acrylic polyurethane aqueous dispersion, 15-25 parts of bisphenol A epoxy acrylate, 2-4 parts of silane coupling agent, 0.5-2.5 parts of fluorinated wax powder, 20-40 parts of aliphatic polyurethane acrylate, 15-30 parts of tripropylene glycol diacrylate, 10-20 parts of ethoxylated trimethylolpropane triacrylate, 1-3 parts of wetting agent and 1-3 parts of defoaming agent.
2. The UV treatment agent for soaking EVA without whitening according to claim 1, which is characterized by comprising the following raw materials in parts by weight: 3-5 parts of photoinitiator, 62-68 parts of modified active monomer, 9-11 parts of modified silicon dioxide, 1.5-2.5 parts of dimethyl silicone oil, 1.5-2.5 parts of flatting agent, 2.5-3.5 parts of butyl cellosolve, 1.5-2.5 parts of isopropanol, 8-10 parts of ethyl acetate, 35-45 parts of epoxy acrylate aqueous dispersion, 25-35 parts of acrylic polyurethane aqueous dispersion, 18-22 parts of bisphenol A epoxy acrylate, 2.5-3.5 parts of silane coupling agent, 1-2 parts of fluorinated wax powder, 25-35 parts of aliphatic polyurethane acrylate, 17-28 parts of tripropylene glycol diacrylate, 12-18 parts of ethoxylated trimethylolpropane triacrylate, 1.5-2.5 parts of wetting agent and 1.5-2.5 parts of defoaming agent.
3. The UV treatment agent for soaking EVA without whitening according to claim 2, which is characterized by comprising the following raw materials in parts by weight: 4 parts of photoinitiator, 65 parts of modified active monomer, 10 parts of modified silicon dioxide, 2 parts of dimethyl silicone oil, 2 parts of flatting agent, 3 parts of ethylene glycol butyl ether, 2 parts of isopropanol, 9 parts of ethyl acetate, 40 parts of epoxy acrylate aqueous dispersion, 30 parts of acrylic polyurethane aqueous dispersion, 20 parts of bisphenol A epoxy acrylate, 3 parts of silane coupling agent, 1.5 parts of fluorinated wax powder, 30 parts of aliphatic polyurethane acrylate, 23 parts of tripropylene glycol diacrylate, 15 parts of ethoxylated trimethylolpropane triacrylate, 2 parts of wetting agent and 2 parts of defoaming agent.
4. The soaked EVA non-whitening UV treatment according to claim 1, characterised in that the photoinitiator is 2-hydroxy-methylphenylpropane-1-one.
5. The EVA-soaked non-whitening UV treatment agent according to claim 1, wherein the modified reactive monomer is prepared by proportionally mixing polysorbate, ethyl cellulose, octadecylamine, trimethylolpropane, p-toluenesulfonic acid, acrylic acid, tetrabutyl titanate and the like.
6. The soaked EVA non-whitening UV treatment of claim 1, wherein the leveling agent is a polyether-modified polydimethylsiloxane interpolymer.
7. The soaked EVA non-whitening UV treatment of claim 1, wherein the wetting agent is an alkylphenol ethoxylate wetting agent.
8. The soaked EVA non-whitening UV treatment according to claim 1, characterised in that the defoamer is a silicone defoamer.
9. The method for preparing the EVA non-whitening UV treatment agent according to any one of claims 1 to 8, comprising the following steps:
1) weighing the raw materials according to the proportion;
2) taking half of the modified active monomer solution, adding a photoinitiator, a leveling agent, isopropanol, an epoxy acrylate aqueous dispersion, an acrylic polyurethane aqueous dispersion, a silane coupling agent, aliphatic polyurethane acrylate, tripropylene glycol diacrylate, ethoxylated trimethylolpropane triacrylate and a wetting agent into the modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 20 to 40 minutes at the temperature of between 60 and 80 ℃ to obtain a mixed solution A;
3) adding modified silicon dioxide, dimethyl silicone oil, ethylene glycol butyl ether, ethyl acetate, bisphenol A epoxy acrylate, fluorinated wax powder and a defoaming agent into the rest modified active monomer solution, feeding the mixture into a stirring kettle, and stirring the mixture for 5-15min at a stirring speed of 300r/min to obtain a mixed solution B;
4) and mixing the mixed solution A and the mixed solution B, stirring at 800r/min for 40-60min, and filtering with a 100-mesh sieve to obtain the UV treating agent which is required to be soaked in EVA and does not whiten.
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| CN202010027808.4A CN111234681A (en) | 2020-01-10 | 2020-01-10 | UV (ultraviolet) treating agent capable of preventing EVA (ethylene-vinyl acetate) from whitening after soaking and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589324A (en) * | 2013-11-12 | 2014-02-19 | 惠州市长润发涂料有限公司 | UV (ultraviolet) anti-scratch matte finishing paint |
| CN110066578A (en) * | 2019-05-21 | 2019-07-30 | 临沂优彩新能源环保科技有限公司 | A kind of aqueous UV surface treating agent of woodenware |
| CN110128935A (en) * | 2019-05-24 | 2019-08-16 | 临沂优彩新能源环保科技有限公司 | A kind of UV ceramics special surface treating agent |
| CN110195132A (en) * | 2019-06-19 | 2019-09-03 | 南宝树脂（佛山）有限公司 | A kind of aqueous UV inorganic agent |
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2020
- 2020-01-10 CN CN202010027808.4A patent/CN111234681A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589324A (en) * | 2013-11-12 | 2014-02-19 | 惠州市长润发涂料有限公司 | UV (ultraviolet) anti-scratch matte finishing paint |
| CN110066578A (en) * | 2019-05-21 | 2019-07-30 | 临沂优彩新能源环保科技有限公司 | A kind of aqueous UV surface treating agent of woodenware |
| CN110128935A (en) * | 2019-05-24 | 2019-08-16 | 临沂优彩新能源环保科技有限公司 | A kind of UV ceramics special surface treating agent |
| CN110195132A (en) * | 2019-06-19 | 2019-09-03 | 南宝树脂（佛山）有限公司 | A kind of aqueous UV inorganic agent |
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