CN112961599A - UV (ultraviolet) adhesion primer for 3D printing plate and preparation method and application thereof - Google Patents
UV (ultraviolet) adhesion primer for 3D printing plate and preparation method and application thereof Download PDFInfo
- Publication number
- CN112961599A CN112961599A CN202110279759.8A CN202110279759A CN112961599A CN 112961599 A CN112961599 A CN 112961599A CN 202110279759 A CN202110279759 A CN 202110279759A CN 112961599 A CN112961599 A CN 112961599A
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- CN
- China
- Prior art keywords
- adhesion primer
- primer
- acrylate
- polyurethane acrylate
- adhesion
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- 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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
-
- 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
- C09D5/002—Priming paints
-
- 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
-
- 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 relates to a UV (ultraviolet) adhesion primer for a 3D printing plate and a preparation method and application thereof. The UV adhesion primer provided by the invention comprises the following raw material components in percentage by weight: 15-30% of polyurethane acrylate, 15-30% of aliphatic polyurethane acrylate, 10-20% of epoxy acrylate, 10-30% of polyester acrylate, 15-35% of monomer, 1-5% of photoinitiator and 0.2-1% of auxiliary agent. According to the invention, the UV photoinitiator initiates the UV primer to perform a photocuring reaction with the 3D printing UV ink layer, so that the UV primer and the ink layer perform a partial crosslinking reaction, and the UV primer has excellent adhesion to the 3D plate; the UV primer has high adhesive force with the UV finish paint, so that the adhesive force is not required to be improved by polishing the UV primer, and the construction process is simplified.
Description
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to a UV (ultraviolet) adhesion primer for a 3D printing plate, and a preparation method and application thereof.
Background
On a base layer, a flat ink-jet printer is adopted to print a series of texture effect 3D patterns, a transparent/semitransparent ink/paint layer is sprayed at a specific position, and after solidification, a 3D pattern plate taking decoration as a first purpose can be prepared, but the hardness, wear resistance and other properties of the plate can not meet the requirements of the application field. In order to overcome the defects of the application and performance of the 3D plate, a layer of matched ultraviolet curing primer needs to be coated on the 3D printing plate. However, the corresponding UV primers developed for 3D printed sheets at present mainly have the following disadvantages: firstly, the adhesion force of the UV primer to the 3D plate is poor; secondly, the hardness and the toughness of the primer paint film are difficult to reach balance. Therefore, it is a problem to be solved to develop a novel UV adhesion primer with excellent adhesion and excellent hardness, which can be used for 3D printing plates.
Disclosure of Invention
The invention aims to provide a UV adhesion primer for a 3D printing plate and a preparation method and application thereof, and at least partially solves the problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a UV (ultraviolet) adhesion primer which comprises the following raw material components in percentage by weight: 15-30% of polyurethane acrylate, 15-30% of aliphatic polyurethane acrylate, 10-20% of epoxy acrylate, 10-30% of polyester acrylate, 15-35% of monomer, 1-5% of photoinitiator and 0.2-1% of auxiliary agent.
As a further improvement of the above scheme:
preferably, the urethane acrylate is a 8-10 functionality urethane acrylate.
Preferably, the aliphatic urethane acrylate is an aliphatic urethane acrylate having a functionality of 5 to 7.
Preferably, the monomer is one or more of tripropylene glycol diacrylate, 1, 6-hexanediol diacrylate and hydroxyethyl acrylate.
Preferably, the photoinitiator is one or more of 1-hydroxycyclohexyl phenyl ketone, 2-hydroxy-2-methyl-1-phenyl-1-acetone and 2, 4, 6-trimethylbenzoyl-diphenylphosphine oxide.
Preferably, the auxiliary agent is one or more of an organic silicon surface auxiliary agent, a siloxane bi-surfactant and a defoaming agent without organic silicon.
The invention provides a preparation method of the UV adhesion primer, which is characterized by comprising the following steps: weighing all the raw materials in proportion in a dispersing container, discharging after stirring and dispersing completely and uniformly, and standing for defoaming.
Preferably, the rotation speed of the stirring is 900-.
The invention provides an application of the UV adhesion primer, which is characterized in that: and spraying the UV adhesion primer on the surface of the 3D printing plate.
Preferably, the surface of the 3D printing plate is the surface of the UV ink layer of the 3D printing plate.
The technical scheme provided by the invention has the following beneficial effects: according to the ultraviolet curing adhesive force primer, the reactive diluent monomer containing the hydroxyl group is added into the formula, so that the hydroxyl group has an occlusion effect on the ink layer and the finish paint layer after polymerization, and the adhesive force between the 3D plate and the UV primer as well as the adhesive force between the UV finish paint and the UV primer can be effectively enhanced; meanwhile, the adhesive force between the adhesive force and a 3D printing plate is 0 grade, according to the GB/T9286 plus 1998 'test for drawing a grid of paint films of colored paint and varnish'), the grade of the adhesive force is from 0 to 5 grade, wherein the first three grades (0 to 2 grades) meet the general purpose of the varnish; as a proper amount of high-functionality resin and high-functionality reactive diluent are added, high crosslinking degree can be provided after polymerization, and further the hardness of a paint film is improved, so that the hardness can reach 4-6H, according to the regulation of GB/T6739-1996 pencil determination method for coating hardness, the hardness is divided into 9B-9H, wherein 9B is the softest, 9H is the hardest, and the harder the hardness is the better on the premise of not influencing the grade of adhesive force.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
The technical solution of the embodiment of the present invention will be clearly and completely described below. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
The experimental procedures in the following examples are conventional unless otherwise specified. The test materials used in the following examples were purchased from a conventional reagent store unless otherwise specified. In the quantitative tests in the following examples, three replicates were set, and the data are the mean or the mean ± standard deviation of the three replicates.
In the following examples, the functionality of the urethane acrylate is 8 and AgiSynTM242 aliphatic urethane acrylate with a functionality of 6, AgiSyn, TesmanTM230A2, epoxy acrylate 2 functionality, AgiSyn, TesmanTM1010*Polyester acrylates with a functionality of 4, AgiSyn, TesmanTM705, the monomer is a mixture of tripropylene glycol diacrylate and hydroxyethyl acrylate in a mass ratio of 5:1, the photoinitiator is 1-hydroxycyclohexyl phenyl ketone which is purchased from Tianjin Jieshi New materials company, the defoaming agent is BYK-1790 in Bike company, and the wetting agent is BYK-333 in Bike company.
Example 1
The embodiment provides a UV (ultraviolet) adhesion primer which comprises the following formula components in percentage by mass: 25% of polyurethane acrylate, 20% of aliphatic polyurethane acrylate, 10% of epoxy acrylate, 16% of polyester acrylate, 24.5% of monomer, 4% of photoinitiator, 0.2% of defoaming agent and 0.3% of wetting agent.
The preparation method comprises the following steps: weighing the raw materials according to the formula ratio, placing in a dispersing container, starting a stirrer, and stirring at a high speed for dispersing for 1h at a rotating speed of 1000 r/min; and after the dispersion is completely and uniformly, stopping stirring, discharging, and standing for defoaming. And after the bubbles are eliminated, the construction and application can be carried out.
Example 2
The embodiment provides a UV (ultraviolet) adhesion primer which comprises the following formula components in percentage by mass: 20% of polyurethane acrylate, 20% of aliphatic polyurethane acrylate, 10% of epoxy acrylate, 21% of polyester acrylate, 24.5% of monomer, 4% of photoinitiator, 0.2% of defoaming agent and 0.3% of wetting agent.
The preparation method comprises the following steps: weighing the raw materials according to the formula ratio, placing in a dispersing container, starting a stirrer, and stirring at a high speed for dispersing for 1h at a rotating speed of 1000 r/min; and after the dispersion is completely and uniformly, stopping stirring, discharging, and standing for defoaming. And after the bubbles are eliminated, the construction and application can be carried out.
Example 3
The embodiment provides a UV (ultraviolet) adhesion primer which comprises the following formula components in percentage by mass: 30% of polyurethane acrylate, 20% of aliphatic polyurethane acrylate, 10% of epoxy acrylate, 11% of polyester acrylate, 24.5% of monomer, 4% of photoinitiator, 0.2% of defoaming agent and 0.3% of wetting agent.
The preparation method comprises the following steps: weighing the raw materials according to the formula ratio, placing in a dispersing container, starting a stirrer, and stirring at a high speed for dispersing for 1h at a rotating speed of 1000 r/min; and after the dispersion is completely and uniformly, stopping stirring, discharging, and standing for defoaming. And after the bubbles are eliminated, the construction and application can be carried out.
Example 4
The embodiment provides a UV (ultraviolet) adhesion primer which comprises the following formula components in percentage by mass: 25% of polyurethane acrylate, 26% of aliphatic polyurethane acrylate, 12% of epoxy acrylate, 8% of polyester acrylate, 24.5% of monomer, 4% of photoinitiator, 0.2% of defoaming agent and 0.3% of wetting agent.
The preparation method comprises the following steps: weighing the raw materials according to the formula ratio, placing in a dispersing container, starting a stirrer, and stirring at a high speed for dispersing for 1h at a rotating speed of 1000 r/min; and after the dispersion is completely and uniformly, stopping stirring, discharging, and standing for defoaming. And after the bubbles are eliminated, the construction and application can be carried out.
Example 5
The embodiment provides a UV (ultraviolet) adhesion primer which comprises the following formula components in percentage by mass: 25% of polyurethane acrylate, 20% of aliphatic polyurethane acrylate, 15% of epoxy acrylate, 14% of polyester acrylate, 21.5% of monomer, 4% of photoinitiator, 0.2% of defoaming agent and 0.3% of wetting agent.
The preparation method comprises the following steps: weighing the raw materials according to the formula ratio, placing in a dispersing container, starting a stirrer, and stirring at a high speed for dispersing for 1h at a rotating speed of 1000 r/min; and after the dispersion is completely and uniformly, stopping stirring, discharging, and standing for defoaming. And after the bubbles are eliminated, the construction and application can be carried out.
Example 6
The embodiment provides a UV (ultraviolet) adhesion primer which comprises the following formula components in percentage by mass: 25% of polyurethane acrylate, 20% of aliphatic polyurethane acrylate, 13% of epoxy acrylate, 16% of polyester acrylate, 24.5% of monomer, 1% of photoinitiator, 0.2% of defoaming agent and 0.3% of wetting agent.
The preparation method comprises the following steps: weighing the raw materials according to the formula ratio, placing in a dispersing container, starting a stirrer, and stirring at a high speed for dispersing for 1h at a rotating speed of 1000 r/min; and after the dispersion is completely and uniformly, stopping stirring, discharging, and standing for defoaming. And after the bubbles are eliminated, the construction and application can be carried out.
The UV adhesion primers of examples 1 to 6 according to the invention were subjected to adhesion and hardness measurements, the adhesion being determined with reference to GB/T9286-1998 test for the test of the paint and varnish; hardness was determined with reference to GB/T6739-.
The results obtained are shown in table 1 below:
TABLE 1 adhesion and hardness measurements
According to the invention, the UV photoinitiator initiates the UV primer to perform a photocuring reaction with the 3D printing UV ink layer, so that the UV primer and the ink layer perform a partial crosslinking reaction, and the UV primer has excellent adhesion to the 3D plate. The UV primer has high adhesive force with the UV finish paint, so that the adhesive force is not required to be improved by polishing the UV primer, and the construction process is simplified.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the invention, and these modifications and decorations should also be regarded as the inventive content of the present invention.
Claims (10)
1. The UV adhesion primer is characterized by comprising the following raw material components in percentage by weight: 15-30% of polyurethane acrylate, 15-30% of aliphatic polyurethane acrylate, 10-20% of epoxy acrylate, 10-30% of polyester acrylate, 15-35% of monomer, 1-5% of photoinitiator and 0.2-1% of auxiliary agent.
2. The UV adhesion primer of claim 1, characterized by: the polyurethane acrylate is polyurethane acrylate with 8-10 functionality.
3. The UV adhesion primer of claim 1, characterized by: the aliphatic polyurethane acrylate is aliphatic polyurethane acrylate with the functionality of 5-7.
4. The UV adhesion primer of claim 1, characterized by: the monomer is one or more of tripropylene glycol diacrylate, 1, 6-hexanediol diacrylate and hydroxyethyl acrylate.
5. The UV adhesion primer of claim 1, characterized by: the photoinitiator is one or more of 1-hydroxycyclohexyl phenyl ketone, 2-hydroxy-2-methyl-1-phenyl-1-acetone and 2, 4, 6-trimethylbenzoyl-diphenyl phosphine oxide.
6. The UV adhesion primer of claim 1, characterized by: the auxiliary agent is one or more of an organic silicon surface auxiliary agent, a siloxane bi-surfactant and a defoaming agent without organic silicon.
7. A method of preparing the UV adhesion primer of any one of claims 1-6, comprising the steps of: weighing all the raw materials in proportion in a dispersing container, discharging after stirring and dispersing completely and uniformly, and standing for defoaming.
8. The method of preparing a UV adhesion primer according to claim 7, characterized in that: the rotating speed of the stirring is 900-1100r/min, and the stirring time is 0.5-1.5 h.
9. Use of a UV adhesion primer according to any one of claims 1 to 6, characterized in that: and spraying the UV adhesion primer on the surface of the 3D printing plate.
10. Use of a UV adhesion primer according to claim 9, characterized in that: the surface of the 3D printing plate is the surface of the UV ink layer of the 3D printing plate.
Priority Applications (1)
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CN202110279759.8A CN112961599A (en) | 2021-03-16 | 2021-03-16 | UV (ultraviolet) adhesion primer for 3D printing plate and preparation method and application thereof |
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CN202110279759.8A CN112961599A (en) | 2021-03-16 | 2021-03-16 | UV (ultraviolet) adhesion primer for 3D printing plate and preparation method and application thereof |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114656871A (en) * | 2022-01-06 | 2022-06-24 | 惠州市百时达化工有限公司 | UV colored paint coating for automotive interior and preparation method thereof |
CN115651500A (en) * | 2022-10-26 | 2023-01-31 | 天津中晶建筑材料有限公司 | UV (ultraviolet) primer-topcoat integrated paint for 3D printing plate and preparation method thereof |
CN115678418A (en) * | 2022-11-21 | 2023-02-03 | 辽宁宝山生态涂料有限公司 | Elastic UV roller coating open clear primer for scientific and technological veneer as well as preparation method and application of open clear primer |
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CN1796478A (en) * | 2004-12-20 | 2006-07-05 | 比亚迪股份有限公司 | Coating material solidified by ultraviolet light and prepartion method |
CN101260253A (en) * | 2008-04-22 | 2008-09-10 | 惠州市长润发涂料有限公司 | Ultraviolet solidifying protection paint applied for polyester substrate surface |
CN102732133A (en) * | 2012-06-29 | 2012-10-17 | 惠州市长润发涂料有限公司 | Anti-sagging spraying prime coat |
CN105670463A (en) * | 2016-04-11 | 2016-06-15 | 广东深展实业有限公司 | Ultraviolet curing vacuum coating metal primer capable of achieving electrostatic spraying |
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2021
- 2021-03-16 CN CN202110279759.8A patent/CN112961599A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1796478A (en) * | 2004-12-20 | 2006-07-05 | 比亚迪股份有限公司 | Coating material solidified by ultraviolet light and prepartion method |
CN101260253A (en) * | 2008-04-22 | 2008-09-10 | 惠州市长润发涂料有限公司 | Ultraviolet solidifying protection paint applied for polyester substrate surface |
CN102732133A (en) * | 2012-06-29 | 2012-10-17 | 惠州市长润发涂料有限公司 | Anti-sagging spraying prime coat |
CN105670463A (en) * | 2016-04-11 | 2016-06-15 | 广东深展实业有限公司 | Ultraviolet curing vacuum coating metal primer capable of achieving electrostatic spraying |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114656871A (en) * | 2022-01-06 | 2022-06-24 | 惠州市百时达化工有限公司 | UV colored paint coating for automotive interior and preparation method thereof |
CN114656871B (en) * | 2022-01-06 | 2023-08-18 | 惠州市百时达化工有限公司 | UV (ultraviolet) colored paint coating for automotive interiors and preparation method thereof |
CN115651500A (en) * | 2022-10-26 | 2023-01-31 | 天津中晶建筑材料有限公司 | UV (ultraviolet) primer-topcoat integrated paint for 3D printing plate and preparation method thereof |
CN115678418A (en) * | 2022-11-21 | 2023-02-03 | 辽宁宝山生态涂料有限公司 | Elastic UV roller coating open clear primer for scientific and technological veneer as well as preparation method and application of open clear primer |
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Application publication date: 20210615 |