CN112300664A - Powder coating for surface of wood product and spraying method - Google Patents
Powder coating for surface of wood product and spraying method Download PDFInfo
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- CN112300664A CN112300664A CN202011325485.3A CN202011325485A CN112300664A CN 112300664 A CN112300664 A CN 112300664A CN 202011325485 A CN202011325485 A CN 202011325485A CN 112300664 A CN112300664 A CN 112300664A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
- B05D3/0263—After-treatment with IR heaters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
- B05D3/0272—After-treatment with ovens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0466—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being a non-reacting gas
- B05D3/0473—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being a non-reacting gas for heating, e.g. vapour heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
-
- 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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2301/00—Inorganic additives or organic salts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2320/00—Organic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2401/00—Form of the coating product, e.g. solution, water dispersion, powders or the like
- B05D2401/30—Form of the coating product, e.g. solution, water dispersion, powders or the like the coating being applied in other forms than involving eliminable solvent, diluent or dispersant
- B05D2401/32—Form of the coating product, e.g. solution, water dispersion, powders or the like the coating being applied in other forms than involving eliminable solvent, diluent or dispersant applied as powders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
A powder coating for the surface of a wooden product and a spraying method thereof are disclosed, wherein the coating comprises the following raw materials in parts by mass: 100 parts of epoxy resin, 0.2-3 parts of graphene, 2-8 parts of dispersing agent, 3-10 parts of photoinitiator, 5-20 parts of filler, 1-35 parts of silane coupling agent, 0.2-1.0 part of defoaming agent, 1-5 parts of flatting agent and 1.5-5 parts of curing agent; the spraying method comprises the following steps: sealing edges of the wood board; polishing the surface; painting the surface; polishing; preheating; electrostatic powder spraying; and (5) curing. The invention is environment-friendly and safe, and does not contain harmful components such as VOC and the like; the curing speed is high, and the influence of deformation and the like on the heat sensitive base material is avoided; the wood product can not permeate the surface of a wood product, the pores of the wood product base material are completely sealed, and harmful substances in the base material can be effectively sealed; the coating has high glossiness, and achieves the purpose of good decoration; the coating has good physical and chemical properties such as adhesive force, hardness, wear resistance and the like.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to a powder coating for the surface of a wooden product and a spraying method.
Background
The powder coating is applied to the green environment-friendly coating of the metal base material for a long time, along with the technical progress of reducing the curing temperature, improving the spraying technology and the like, the powder spraying is also gradually applied to the coating aspect of the wooden product base material, the moisture content change and the size change of the wooden product can be reduced to the maximum extent, meanwhile, the coating can achieve higher gloss and bright color effect, harmful substances such as formaldehyde in the board can be effectively sealed, the powder coating is healthy and environment-friendly, the coating utilization rate can reach more than 99 percent, and the powder coating is an upgrading substitute for the traditional coating. Because the base materials such as wood products and the like are poor electric conductors, the base materials need to be treated before spraying to obtain good electric conductivity (generally, the surface resistance is 104-109 ohms), so that the base materials can quickly adsorb the charged coating. Spraying a liquid conductive coating or medium on the surface of a substrate is a method for obtaining conductive performance, and the liquid conductive coating or medium is easy to absorb moisture, so that quality defects are easily caused by spraying the liquid conductive coating or medium. If the conductive powder coating is used, the problem of emission of harmful substances such as VOC (volatile organic compounds) of solvent-based coatings (paints) can be solved, and the defect that water in water-based paints is easy to absorb on the surface of a wooden product to induce the quality of a subsequent coating can be solved. Most of the light-cured liquid coatings mentioned in the prior patents of CN201310565790.3, CN201610828394.9, CN201710871526.0 and the like need reactive diluents, but the reactive diluents can partially permeate into a base material and still have certain influence on the environment, and the light-cured powder coatings avoid the use of the components, so that the light-cured powder coatings are energy-saving and efficient environment-friendly products. Although many powder coating enterprises on the market have some research on the powder coating of wood products, the sand grain powder coating is more important.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and providing the powder coating for the surface of the wooden product and the spraying method thereof, wherein the powder coating is environment-friendly and safe, and has high glossiness, strong adhesive force, high hardness and high wear resistance of the coating.
The technical scheme adopted by the invention for solving the technical problems is as follows: a woodwork surface powder coating comprises the following raw materials in parts by mass: 100 parts of epoxy resin, 0.2-3 parts of graphene, 2-8 parts of dispersing agent, 3-10 parts of photoinitiator, 5-20 parts of filler, 1-35 parts of silane coupling agent, 0.2-1.0 part of defoaming agent, 1-5 parts of flatting agent and 1.5-5 parts of curing agent.
Further, the graphene is one or more of graphene and functionalized graphene thereof, and the functionalization refers to oxidation, carboxylation, amination, sulfhydrylation or nitrogen doping.
Further, the dispersing agent is one or more of ethanol, DMF or NMP.
Further, the filler is one or more of titanium dioxide, calcium carbonate, kaolin, talcum powder, white carbon black or barium sulfate.
Further, the silane coupling agent is one or more of monomers or a glycidyl polymer of a hydrolysis product thereof.
A method for spraying powder coating on the surface of a wooden product comprises the following steps: 1) Edge sealing of the wood board: attaching a protective layer to four side edges of the wood board; 2) Surface grinding: polishing the surface of the wood board to make the surface smooth; 3) Surface painting: spraying a layer of coating on the surface of the wood board, and curing to form a coating layer with the thickness of 1-3 mu m for enhancing the conductivity of the surface of the wood board; 4) Polishing: polishing and dedusting the coating layer to make the surface smooth; 5) Preheating: transferring the wood board into a preheating furnace for preheating, wherein the temperature of the preheating furnace is set to be 90-110 ℃, and the preheating time is 5-10 minutes; 6) Electrostatic powder spraying: transferring the wood board into a powder spraying room, uniformly spraying powder on the surface of the wood board by using an electrostatic spray gun to form a powder coating on the surface of the wood board, wherein the relative humidity in the process is more than 85%; 7) And (3) curing: and transferring the board subjected to electrostatic powder spraying into an infrared radiation furnace, introducing high-temperature gas into the infrared radiation furnace, and rapidly curing the powder coating under the simultaneous action of the high-temperature gas and infrared rays to form a coating film with the thickness of 100-120 mu m on the surface of the board.
Further, in the step 1), the protective layer is a PVC edge banding, an ABS edge banding, or glue.
Further, the step 2) is carried out under the conditions of constant temperature and constant humidity, the temperature is 25-30 ℃, and the relative humidity is more than 85%; in the step 3), the coating is dried and cured in a natural surface drying mode under the conditions of constant temperature and constant humidity, the temperature is 25-30 ℃, and the relative humidity is more than 90%.
Further, in step 7), the infrared ray is middle infrared ray with a wavelength of 3.1-3.5 μm, the high temperature gas is inert gas with a temperature of 110-.
The invention has the advantages of environmental protection, safety and no harmful components such as VOC and the like; the curing speed is high, and the influence of deformation and the like on the heat sensitive base material is avoided; the wood product can not permeate the surface of a wood product, the pores of the wood product base material are completely sealed, and harmful substances in the base material can be effectively sealed; the coating has high glossiness, and achieves the purpose of good decoration; the coating has good physical and chemical properties such as adhesive force, hardness, wear resistance and the like.
Detailed Description
The following examples are given to further illustrate the embodiments of the present invention:
example 1: the powder coating for the surface of the wooden product and the spraying method thereof are characterized in that the coating comprises the following raw materials in parts by mass: 100 parts of epoxy resin, 0.2 part of graphene, 3 parts of a dispersing agent, 3 parts of a photoinitiator, 5 parts of a filler, 5 parts of a silane coupling agent, 0.2 part of a defoaming agent, 2 parts of a leveling agent and 1.5 parts of a curing agent; the graphene is graphene oxide, the dispersing agent is ethanol, the filler is titanium dioxide, and the silane coupling agent is a monomer glycidyl polymer.
A method for spraying powder coating on the surface of a wooden product comprises the following steps: 1) Edge sealing of the wood board: a protective layer is attached to four side edges of the wood board, and the protective layer is a PVC edge sealing strip, an ABS edge sealing strip or glue; 2) Surface grinding: the method is carried out under the conditions of constant temperature and constant humidity, the temperature is 25 ℃, the relative humidity is more than 85 percent, and the surface of the wood board is polished to be smooth; 3) Surface painting: spraying a layer of coating on the surface of the wood board, forming a coating layer with the thickness of 1-3 mu m after curing, and drying and curing the coating layer under the conditions of constant temperature and constant humidity in a natural surface drying mode, wherein the temperature is 25-30 ℃, and the relative humidity is more than 90%; 4) Polishing: polishing and dedusting the coating layer to make the surface smooth; 5) Preheating: transferring the wood board into a preheating furnace for preheating, wherein the temperature of the preheating furnace is set to be 90 ℃, and the preheating time is 5 minutes; 6) Electrostatic powder spraying: transferring the wood board into a powder spraying room, uniformly spraying powder on the surface of the wood board by using an electrostatic spray gun to form a powder coating on the surface of the wood board, wherein the relative humidity in the process is more than 85%; 7) And (3) curing: transferring the board subjected to electrostatic powder spraying into an infrared radiation furnace, introducing high-temperature gas into the infrared radiation furnace, and rapidly curing the powder coating under the simultaneous action of the high-temperature gas and the infrared ray to form a coating film with the thickness of 100 microns on the surface of the board, wherein the infrared ray is middle infrared ray and the wavelength of the middle infrared ray is 3.1 microns, the high-temperature gas is inert gas, the temperature of the high-temperature gas is 110 ℃, and the curing time is 10 min.
Example 2: the powder coating for the surface of the wooden product and the spraying method thereof are characterized in that the coating comprises the following raw materials in parts by mass: 100 parts of epoxy resin, 2 parts of graphene, 5 parts of a dispersing agent, 5 parts of a photoinitiator, 10 parts of a filler, 20 parts of a silane coupling agent, 0.5 part of a defoaming agent, 4 parts of a leveling agent and 4 parts of a curing agent; the graphene is carboxylated graphene, the dispersing agent is ethanol and DMF, the filler is titanium dioxide and calcium carbonate, and the silane coupling agent is a glycidyl polymer of a single hydrolysis product.
A method for spraying powder coating on the surface of a wooden product comprises the following steps: 1) Edge sealing of the wood board: a protective layer is attached to four side edges of the wood board, and the protective layer is a PVC edge sealing strip, an ABS edge sealing strip or glue; 2) Surface grinding: the method is carried out under the conditions of constant temperature and constant humidity, the temperature is 30 ℃, the relative humidity is more than 85%, and the surface of the wood board is polished to be flat; 3) Surface painting: spraying a layer of coating on the surface of the wood board, forming a coating layer with the thickness of 1-3 mu m after curing, and drying and curing the coating layer under the conditions of constant temperature and constant humidity in a natural surface drying mode, wherein the temperature is 30 ℃ and the relative humidity is more than 90%; 4) Polishing: polishing and dedusting the coating layer to make the surface smooth; 5) Preheating: transferring the wood board into a preheating furnace for preheating, wherein the temperature of the preheating furnace is set to be 110 ℃, and the preheating time is 10 minutes; 6) Electrostatic powder spraying: transferring the wood board into a powder spraying room, uniformly spraying powder on the surface of the wood board by using an electrostatic spray gun to form a powder coating on the surface of the wood board, wherein the relative humidity in the process is more than 85%; 7) And (3) curing: transferring the board subjected to electrostatic powder spraying into an infrared radiation furnace, introducing high-temperature gas into the infrared radiation furnace, and rapidly curing the powder coating under the simultaneous action of the high-temperature gas and the infrared ray to form a coating film with the thickness of 120 mu m on the surface of the board, wherein the infrared ray is middle infrared ray with the wavelength of 3.5 mu m, the high-temperature gas is inert gas with the temperature of 140 ℃ and the curing time is 30 min.
Those not described in detail in the specification are well within the skill of the art.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as being within the protection scope of the present invention.
Claims (9)
1. The wood product surface powder coating is characterized by comprising the following raw materials in parts by mass: 100 parts of epoxy resin, 0.2-3 parts of graphene, 2-8 parts of dispersing agent, 3-10 parts of photoinitiator, 5-20 parts of filler, 1-35 parts of silane coupling agent, 0.2-1.0 part of defoaming agent, 1-5 parts of flatting agent and 1.5-5 parts of curing agent.
2. The wood product surface powder coating according to claim 1, wherein said graphene is one or more of graphene and functionalized graphene thereof, and said functionalization is oxidation, carboxylation, amination, sulfhydrylation or nitrogen doping.
3. The wood product surface powder coating according to claim 2, wherein said dispersant is one or more of ethanol, DMF or NMP.
4. The wood product surface powder coating according to claim 3, characterized in that said filler is one or more of titanium dioxide, calcium carbonate, kaolin, talc, white carbon or barium sulfate.
5. The wood product surface powder coating according to claim 4, wherein said silane coupling agent is one or more of monomers or glycidyl polymers of their hydrolysis products.
6. The method for spraying powder coating on the surface of wood products according to any of claims 1-4, comprising the following steps: 1) Edge sealing of the wood board: attaching a protective layer to four side edges of the wood board; 2) Surface grinding: polishing the surface of the wood board to make the surface smooth; 3) Surface painting: spraying a layer of coating on the surface of the wood board, and curing to form a coating layer with the thickness of 1-3 mu m for enhancing the conductivity of the surface of the wood board; 4) Polishing: polishing and dedusting the coating layer to make the surface smooth; 5) Preheating: transferring the wood board into a preheating furnace for preheating, wherein the temperature of the preheating furnace is set to be 90-110 ℃, and the preheating time is 5-10 minutes; 6) Electrostatic powder spraying: transferring the wood board into a powder spraying room, uniformly spraying powder on the surface of the wood board by using an electrostatic spray gun to form a powder coating on the surface of the wood board, wherein the relative humidity in the process is more than 85%; 7) And (3) curing: and transferring the board subjected to electrostatic powder spraying into an infrared radiation furnace, introducing high-temperature gas into the infrared radiation furnace, and rapidly curing the powder coating under the simultaneous action of the high-temperature gas and infrared rays to form a coating film with the thickness of 100-120 mu m on the surface of the board.
7. The method for spraying powder coating on the surface of a wooden product according to claim 6, wherein in the step 1), the protective layer is a PVC edge banding, an ABS edge banding or glue.
8. The method for spraying the powder coating on the surface of the wood product according to the claim 7, wherein the step 2) is carried out under the conditions of constant temperature and constant humidity, the temperature is 25-30 ℃, and the relative humidity is more than 85%; in the step 3), the coating is dried and cured in a natural surface drying mode under the conditions of constant temperature and constant humidity, the temperature is 25-30 ℃, and the relative humidity is more than 90%.
9. The method for spraying powder coating on the surface of wood products as claimed in claim 8, wherein in step 7), said infrared is middle infrared with a wavelength of 3.1-3.5 μm, said high temperature gas is inert gas with a temperature of 110-140 ℃, and said curing time is 10-30 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011325485.3A CN112300664A (en) | 2020-11-24 | 2020-11-24 | Powder coating for surface of wood product and spraying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011325485.3A CN112300664A (en) | 2020-11-24 | 2020-11-24 | Powder coating for surface of wood product and spraying method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112300664A true CN112300664A (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011325485.3A Withdrawn CN112300664A (en) | 2020-11-24 | 2020-11-24 | Powder coating for surface of wood product and spraying method |
Country Status (1)
| Country | Link |
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| CN (1) | CN112300664A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385399A (en) * | 2021-04-16 | 2021-09-14 | 华南农业大学 | Surface-chemically-modified multifunctional wood material and preparation method and application thereof |
| CN114653561A (en) * | 2022-03-23 | 2022-06-24 | 江苏无锡欧派集成家居有限公司 | Powder coating method for wood base material |
| CN116200098A (en) * | 2023-02-17 | 2023-06-02 | 广东涂墨技术有限公司 | Wear-resistant high-hardness powder coating and preparation method thereof |
-
2020
- 2020-11-24 CN CN202011325485.3A patent/CN112300664A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385399A (en) * | 2021-04-16 | 2021-09-14 | 华南农业大学 | Surface-chemically-modified multifunctional wood material and preparation method and application thereof |
| CN114653561A (en) * | 2022-03-23 | 2022-06-24 | 江苏无锡欧派集成家居有限公司 | Powder coating method for wood base material |
| CN116200098A (en) * | 2023-02-17 | 2023-06-02 | 广东涂墨技术有限公司 | Wear-resistant high-hardness powder coating and preparation method thereof |
| CN116200098B (en) * | 2023-02-17 | 2023-08-15 | 广东涂墨技术有限公司 | Wear-resistant high-hardness powder coating and preparation method thereof |
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Application publication date: 20210202 |
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