CN113980573A - UV (ultraviolet) waterborne photocureable coating with solvent-resistant surface - Google Patents
UV (ultraviolet) waterborne photocureable coating with solvent-resistant surface Download PDFInfo
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- CN113980573A CN113980573A CN202111297879.7A CN202111297879A CN113980573A CN 113980573 A CN113980573 A CN 113980573A CN 202111297879 A CN202111297879 A CN 202111297879A CN 113980573 A CN113980573 A CN 113980573A
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/42—Gloss-reducing agents
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/45—Anti-settling agents
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a UV (ultraviolet) waterborne photocureable coating with a solvent-resistant surface, which comprises the following raw materials in parts by weight: 25-35 parts of water-based polyurethane acrylate resin, 20-30 parts of water-based epoxy acrylic resin, 25-35 parts of a solvent-resistant functional body, 8-12 parts of functional powder, 1-6 parts of a leveling agent, 5-10 parts of a photoinitiator, 0.5-3.5 parts of a modifier and 30-60 parts of a solvent. By adding the nano-alumina powder and the glass fiber, the coating has gorgeous metal texture and higher gloss, can shield the defects of the surface of a coated object, and is added with the polyethylene wax, the polyethylene wax is dissolved in a solvent at high temperature, and the polyethylene wax has the main functions in solvent-based coating: extinction, scratch resistance, wear resistance, polishing resistance, imprint resistance, adhesion resistance and sedimentation resistance; good lubricity and processability; the metallic pigment has positioning property, and the polyethylene wax can float and distribute in the surface layer of the coating in a microcrystalline form after the coating is cured, so that a protective layer is formed on the surface of the coating, and the surface performance and the solvent resistance of the coating are improved.
Description
Technical Field
The invention belongs to the technical field of water-based UV (ultraviolet) coatings, and particularly relates to a UV water-based photocureable coating with a solvent-resistant surface.
Background
Coatings are a mixture of organic or inorganic materials used to decorate and protect objects. The origin of the coating is not yet determined. In 6000 B.A., China has improved the paint by mixing and roasting inorganic compounds and organic pigments. In the mountainous cave of france and spain 1500 b.c. the paint has been used for painting and decoration. In 1500 b.c., egyptian produced blue and red pigments with dyes such as indigo and madder, but this coating was still very imperfect. In the 18 th century, the paint industry developed rapidly due to the development and utilization of linseed oil and zinc oxide. In the 20 th century, the paint technology has been greatly developed, and various colors of paint with higher adhesive force, higher glossiness, flame retardance, corrosion resistance and high thermal stability appear. Both traditional coating products which take natural substances as raw materials and coating products which take synthetic chemical products as raw materials in modern development belong to organic chemical high polymer materials, and the formed coating film belongs to a high polymer compound type. According to the modern popular classification of chemical products, the coating belongs to fine chemical products. Modern coatings are gradually becoming a multifunctional engineering material, an important industry in the chemical industry.
The UV coating has the advantages of high curing speed, energy conservation, normal temperature curing, excellent performance, environmental protection and the like, has high gloss, high film brightness, firm and heat-resistant film surface after drying, can ensure that the surface of a substrate is very bright and smooth, has good refraction effect, can ensure that the substrate generates strong main body feeling, and is widely applied to the fields of chemical industry, machinery, electronics, light industry, communication and the like.
The traditional UV coating is simple in process formula and generally made of transparent resin, when the UV coating is sprayed on a table top, defects on the table top can be enlarged like a magnifying glass, so that poor appearance is caused, after some metal powder is added into the UV coating, the texture is obviously improved, but the metal powder is easy to sink, so that the condition of uneven coating is caused, and secondly, the UV coating is not strong enough in capability of resisting swelling, dissolution, cracking or deformation caused by a solvent, and the surface performance is poor.
Disclosure of Invention
The invention aims to provide a UV water-based light-cured coating with a solvent-resistant surface, which solves the problems of the prior UV water-based light-cured coating in the background art in the using process and has the advantages of good appearance after spraying, uniform texture, no delamination, good surface performance, scratch resistance, wear resistance, polishing resistance, imprint resistance, adhesion prevention and sedimentation prevention.
In order to achieve the purpose, the invention provides the following technical scheme: the UV water-based photocureable coating with the surface provided with the solvent resistance comprises the following raw materials in parts by weight: 25-35 parts of waterborne polyurethane acrylate resin, 20-30 parts of waterborne epoxy acrylic resin, 25-35 parts of a solvent-resistant functional body, 8-12 parts of functional powder, 1-6 parts of a leveling agent, 5-10 parts of a photoinitiator, 0.5-3.5 parts of a modifier and 30-60 parts of a solvent;
the solvent-resistant functional body is prepared by blending dipentaerythritol hexaacrylate and pentaerythritol triacrylate according to the ratio of 4: 3;
the functional powder is formed by mixing nano alumina powder, glass fiber and polyethylene wax in a weight ratio of 3:1: 1.
Preferably, the leveling agent is an SDY modifier.
Preferably, the photoinitiator is a Ciba photoinitiator.
Preferably, the leveling agent is an acrylic leveling agent.
Preferably, the solvent is formed by mixing water and ethanol according to the proportion of 1: 1.
A preparation method of a UV water-based photocureable coating with a solvent-resistant surface comprises the following steps:
s1, putting the waterborne polyurethane acrylate resin, the waterborne epoxy acrylate resin, the solvent-resistant functional body and the solvent into a stirrer according to parts by weight, starting the stirrer, stirring at the rotating speed of 1300-1500rpm for 12-15min, and stirring into a uniform liquid mixture;
s2, stirring the uniform liquid mixture at the rotating speed of 300rpm, slowly adding the functional powder, adjusting the rotating speed to 1600-1800rpm after the functional powder is completely added, raising the temperature to 100-140 ℃, stirring clockwise for 3-4min, then stirring anticlockwise for 3-4min, and stirring to obtain the uniform liquid mixture;
s3, adding the leveling agent, the photoinitiator and the modifier into the mixture obtained in the S2, stirring the mixture for 4-6min at 500-700rpm, and filtering the mixture by using 400-mesh yarn to obtain the UV aqueous photocuring coating with the solvent resistance on the surface.
Compared with the prior art, the invention has the beneficial effects that:
1. the UV coating prepared by the method has certain mechanical properties such as hardness, tensile strength, impact resistance and the like, and has long service life of scratch resistance and wear resistance.
2. By adding the nano-alumina powder and the glass fiber, the coating has gorgeous metal texture and higher luster, and can shield the defects on the surface of the coated object.
3. By adding the polyethylene wax, the polyethylene wax is dissolved in a solvent at high temperature, and the main functions of the polyethylene wax in a solvent-based coating are as follows: extinction, scratch resistance, wear resistance, polishing resistance, imprint resistance, adhesion resistance, precipitation resistance and thixotropy; good lubricity and processability; and (4) metal pigment positioning property.
4. The polyethylene wax can float in the surface layer of the coating in a microcrystalline form after the coating is cured, so that a protective layer is formed on the surface of the coating, and the surface performance and the solvent resistance of the coating are improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, 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 one
The invention provides a technical scheme that: the UV water-based photocureable coating with the surface provided with the solvent resistance comprises the following raw materials in parts by weight: 35 parts of waterborne polyurethane acrylate resin, 30 parts of waterborne epoxy acrylic resin, 35 parts of a solvent-resistant functional body, 12 parts of functional powder, 6 parts of a leveling agent, 10 parts of a photoinitiator, 3.5 parts of a modifier and 60 parts of a solvent, wherein the waterborne epoxy acrylic resin is introduced on the basis of the waterborne polyurethane acrylic resin, so that the water resistance of a paint film is enhanced;
the solvent-resistant functional body is prepared by mixing dipentaerythritol hexaacrylate and pentaerythritol triacrylate according to the ratio of 4:3, the functional groups of the dipentaerythritol hexaacrylate and the pentaerythritol triacrylate are 3 or more than 3, the cross-linking density of a paint film after photocuring is high, and the paint film has excellent mechanical properties such as hardness, tensile strength and the like;
the functional powder is formed by mixing nano alumina powder, glass fiber and polyethylene wax according to the weight ratio of 3:1:1, the nano alumina powder and the glass fiber are added, so that the coating presents gorgeous metal texture and higher gloss and can shield the defects of the surface of an object to be coated, the polyethylene wax is added, the polyethylene wax is dissolved in a solvent at a high temperature (about 100-140 ℃), and the main functions of the polyethylene wax in a solvent-based coating are as follows: extinction, scratch resistance, wear resistance, polishing resistance, imprint resistance, adhesion resistance, precipitation resistance and thixotropy; good lubricity and processability; the metal pigment has positioning property, and can float in the surface layer of the coating in a microcrystalline form after the coating is cured, so that a protective layer is formed on the surface of the coating, and the surface performance and the solvent resistance of the coating are improved.
Preferably, the leveling agent is an SDY modifier, and the SDY modifier can improve the flexibility of a paint film.
Preferably, the photoinitiator is a Ciba photoinitiator which is produced by Ciba of Switzerland, and the initiation system of the photoinitiator is instantly cured, and has high curing speed and wide absorption range under the irradiation of ultraviolet rays.
Preferably, the leveling agent is an acrylic leveling agent, and the leveling performance of the formula system is enhanced.
Preferably, the solvent is formed by mixing water and ethanol according to the proportion of 1:1, the dissolving degree of the resin can be enhanced by mixing a proper amount of ethanol in the water, and meanwhile, the curing process of the coating can be accelerated by the volatility of the alcohol substances.
A preparation method of a UV water-based photocureable coating with a solvent-resistant surface comprises the following steps:
s1, putting the waterborne polyurethane acrylate resin, the waterborne epoxy acrylic resin, the solvent-resistant functional body and the solvent into a stirrer according to parts by weight, starting the stirrer, stirring for 15min at the rotating speed of 1500rpm, and stirring into a uniform liquid mixture;
s2, stirring the uniform liquid mixture at the rotating speed of 300rpm, slowly adding the functional powder, adjusting the rotating speed to 1800rpm after the functional powder is completely added, raising the temperature to 140 ℃, stirring for 4min clockwise, then stirring for 4min anticlockwise, and stirring to form the uniform liquid mixture;
and S3, adding the leveling agent, the photoinitiator and the modifier into the mixture obtained in the S2, stirring the mixture at 700rpm for 6min, and filtering the mixture by using 400-mesh yarn to obtain the UV aqueous photocuring coating with the solvent resistance arranged on the surface.
Example two
The UV water-based photocureable coating with the surface provided with the solvent resistance comprises the following raw materials in parts by weight: 25 parts of waterborne polyurethane acrylate resin, 20 parts of waterborne epoxy acrylic resin, 25 parts of solvent-resistant functional body, 8 parts of functional powder, 1 part of flatting agent, 5 parts of photoinitiator, 0.5 part of modifier and 30 parts of solvent;
the solvent-resistant functional body is prepared by blending dipentaerythritol hexaacrylate and pentaerythritol triacrylate according to the ratio of 4: 3;
the functional powder is formed by mixing nano alumina powder, glass fiber and polyethylene wax in a weight ratio of 3:1: 1.
Preferably, the leveling agent is an SDY modifier.
Preferably, the photoinitiator is a Ciba photoinitiator.
Preferably, the leveling agent is an acrylic leveling agent.
Preferably, the solvent is formed by mixing water and ethanol according to the proportion of 1: 1.
A preparation method of a UV water-based photocureable coating with a solvent-resistant surface comprises the following steps:
s1, putting the waterborne polyurethane acrylate resin, the waterborne epoxy acrylic resin, the solvent-resistant functional body and the solvent into a stirrer according to parts by weight, starting the stirrer, stirring at the rotating speed of 1300rpm for 12min, and stirring into a uniform liquid mixture;
s2, stirring the uniform liquid mixture at the rotating speed of 300rpm, slowly adding the functional powder, adjusting the rotating speed to 1600rpm after the functional powder is completely added, raising the temperature to 100 ℃, stirring the mixture clockwise for 3min, then stirring the mixture anticlockwise for 3min, and stirring the mixture into the uniform liquid mixture;
and S3, adding the leveling agent, the photoinitiator and the modifier into the mixture obtained in the S2, stirring the mixture for 4min at 500rpm, and filtering the mixture by using 400-mesh yarn to obtain the UV aqueous photocuring coating with the solvent resistance arranged on the surface.
EXAMPLE III
The UV water-based photocureable coating with the surface provided with the solvent resistance comprises the following raw materials in parts by weight: 30 parts of waterborne polyurethane acrylate resin, 25 parts of waterborne epoxy acrylic resin, 305 parts of a solvent-resistant functional body, 10 parts of functional powder, 3 parts of a leveling agent, 7 parts of a photoinitiator, 2 parts of a modifier and 40 parts of a solvent;
the solvent-resistant functional body is prepared by blending dipentaerythritol hexaacrylate and pentaerythritol triacrylate according to the ratio of 4: 3;
the functional powder is formed by mixing nano alumina powder, glass fiber and polyethylene wax in a weight ratio of 3:1: 1.
Preferably, the leveling agent is an SDY modifier.
Preferably, the photoinitiator is a Ciba photoinitiator.
Preferably, the leveling agent is an acrylic leveling agent.
Preferably, the solvent is formed by mixing water and ethanol according to the proportion of 1: 1.
A preparation method of a UV water-based photocureable coating with a solvent-resistant surface comprises the following steps:
s1, putting the waterborne polyurethane acrylate resin, the waterborne epoxy acrylic resin, the solvent-resistant functional body and the solvent into a stirrer according to parts by weight, starting the stirrer, stirring at the rotating speed of 1400rpm for 13min, and stirring into a uniform liquid mixture;
s2, stirring the uniform liquid mixture at the rotating speed of 300rpm, slowly adding the functional powder, adjusting the rotating speed to 1700rpm after the functional powder is completely added, raising the temperature to 120 ℃, stirring clockwise for 3.5min, then stirring anticlockwise for 3min, and stirring to form the uniform liquid mixture;
and S3, adding the leveling agent, the photoinitiator and the modifier into the mixture obtained in the S2, stirring the mixture for 4min at 600rpm, and filtering the mixture by using 400-mesh yarn to obtain the UV aqueous photocuring coating with the solvent resistance arranged on the surface.
Example four
The UV water-based photocureable coating with the surface provided with the solvent resistance comprises the following raw materials in parts by weight: 30 parts of waterborne polyurethane acrylate resin, 30 parts of waterborne epoxy acrylic resin, 30 parts of solvent-resistant functional body, 10 parts of functional powder, 3 parts of flatting agent, 7 parts of photoinitiator, 2 parts of modifier and 40 parts of solvent;
the solvent-resistant functional body is prepared by blending dipentaerythritol hexaacrylate and pentaerythritol triacrylate according to the ratio of 4: 3;
the functional powder is formed by mixing nano alumina powder, glass fiber and polyethylene wax in a weight ratio of 3:1: 1.
Preferably, the leveling agent is an SDY modifier.
Preferably, the photoinitiator is a Ciba photoinitiator.
Preferably, the leveling agent is an acrylic leveling agent.
Preferably, the solvent is formed by mixing water and ethanol according to the proportion of 1: 1.
A preparation method of a UV water-based photocureable coating with a solvent-resistant surface comprises the following steps:
s1, putting the waterborne polyurethane acrylate resin, the waterborne epoxy acrylic resin, the solvent-resistant functional body and the solvent into a stirrer according to parts by weight, starting the stirrer, stirring at the rotating speed of 1400rpm for 13min, and stirring into a uniform liquid mixture;
s2, stirring the uniform liquid mixture at the rotating speed of 300rpm, slowly adding the functional powder, adjusting the rotating speed to 1700rpm after the functional powder is completely added, raising the temperature to 120 ℃, stirring clockwise for 3min, then stirring anticlockwise for 3min, and stirring to form the uniform liquid mixture;
and S3, adding the leveling agent, the photoinitiator and the modifier into the mixture obtained in the S2, stirring the mixture for 5min at 600rpm, and filtering the mixture by using 400-mesh yarn to obtain the UV aqueous photocuring coating with the solvent resistance arranged on the surface.
The invention has the following use process: the UV water-based photocuring coating with the solvent resistance arranged on the surface is sprayed on a substrate, leveling is carried out for 2min, the coating is dried for 1min by utilizing hot air at 90 ℃, and finally the coating is placed on an ultraviolet lamp to be cured into a film.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The UV water-based photocureable coating with the surface provided with the solvent resistance is characterized in that: the composite material comprises the following raw materials in parts by weight: 25-35 parts of waterborne polyurethane acrylate resin, 20-30 parts of waterborne epoxy acrylic resin, 25-35 parts of a solvent-resistant functional body, 8-12 parts of functional powder, 1-6 parts of a leveling agent, 5-10 parts of a photoinitiator, 0.5-3.5 parts of a modifier and 30-60 parts of a solvent;
the solvent-resistant functional body is prepared by blending dipentaerythritol hexaacrylate and pentaerythritol triacrylate according to the ratio of 4: 3;
the functional powder is formed by mixing nano alumina powder, glass fiber and polyethylene wax in a weight ratio of 3:1: 1.
2. A UV water-based photocurable coating with a surface provided with solvent resistance according to claim 1, characterized in that: the leveling agent is an SDY modifier.
3. A UV water-based photocurable coating with a surface provided with solvent resistance according to claim 1, characterized in that: the photoinitiator is a Ciba photoinitiator.
4. A UV water-based photocurable coating with a surface provided with solvent resistance according to claim 1, characterized in that: the leveling agent is an acrylic acid leveling agent.
5. A UV water-based photocurable coating with a surface provided with solvent resistance according to claim 1, characterized in that: the solvent is formed by mixing water and ethanol according to the proportion of 1: 1.
6. The method for preparing the UV aqueous photocurable coating with the surface provided with the solvent resistance according to claim 1, characterized in that: the method comprises the following steps:
s1, putting the waterborne polyurethane acrylate resin, the waterborne epoxy acrylate resin, the solvent-resistant functional body and the solvent into a stirrer according to parts by weight, starting the stirrer, stirring at the rotating speed of 1300-1500rpm for 12-15min, and stirring into a uniform liquid mixture;
s2, stirring the uniform liquid mixture at the rotating speed of 300rpm, slowly adding the functional powder, adjusting the rotating speed to 1600-1800rpm after the functional powder is completely added, raising the temperature to 100-140 ℃, stirring clockwise for 3-4min, then stirring anticlockwise for 3-4min, and stirring to obtain the uniform liquid mixture;
s3, adding the leveling agent, the photoinitiator and the modifier into the mixture obtained in the S2, stirring the mixture for 4-6min at 500-700rpm, and filtering the mixture by using 400-mesh yarn to obtain the UV aqueous photocuring coating with the solvent resistance on the surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111297879.7A CN113980573A (en) | 2021-11-04 | 2021-11-04 | UV (ultraviolet) waterborne photocureable coating with solvent-resistant surface |
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| CN202111297879.7A CN113980573A (en) | 2021-11-04 | 2021-11-04 | UV (ultraviolet) waterborne photocureable coating with solvent-resistant surface |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105969161A (en) * | 2016-05-19 | 2016-09-28 | 深圳市嘉卓成科技发展有限公司 | High-water-resistance quick-photocuring pearlescent water-based UV paint, and preparation method and application method thereof |
| CN108410346A (en) * | 2018-02-28 | 2018-08-17 | 江苏宏泰高分子材料有限公司 | A kind of aqueous UV types protective coating of stainless steel with excellent resistance to CNC performances |
| CN112480805A (en) * | 2020-10-30 | 2021-03-12 | 中山市鑫峰光固化材料有限公司 | Novel water-based ultraviolet-curing wear-resistant coating and preparation method and use method thereof |
-
2021
- 2021-11-04 CN CN202111297879.7A patent/CN113980573A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105969161A (en) * | 2016-05-19 | 2016-09-28 | 深圳市嘉卓成科技发展有限公司 | High-water-resistance quick-photocuring pearlescent water-based UV paint, and preparation method and application method thereof |
| CN108410346A (en) * | 2018-02-28 | 2018-08-17 | 江苏宏泰高分子材料有限公司 | A kind of aqueous UV types protective coating of stainless steel with excellent resistance to CNC performances |
| CN112480805A (en) * | 2020-10-30 | 2021-03-12 | 中山市鑫峰光固化材料有限公司 | Novel water-based ultraviolet-curing wear-resistant coating and preparation method and use method thereof |
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Application publication date: 20220128 |