CN108610853A - Except the environment-friendly type aqueous paint and preparation method thereof of formaldehyde - Google Patents
Except the environment-friendly type aqueous paint and preparation method thereof of formaldehyde Download PDFInfo
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- CN108610853A CN108610853A CN201810432954.8A CN201810432954A CN108610853A CN 108610853 A CN108610853 A CN 108610853A CN 201810432954 A CN201810432954 A CN 201810432954A CN 108610853 A CN108610853 A CN 108610853A
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
-
- 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
- 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 present invention relates to environment-friendly type aqueous paint technical fields, and in particular to removes the environment-friendly type aqueous paint and preparation method thereof of formaldehyde, raw material is by by weight：Aqueous acrylic emulsion, formaldehyde catching agent, coalescents, wetting advection agent, antifoaming agent, preservative, wax emulsion, thickener, filler and deionized water；Formaldehyde catching agent is added in raw material of the present invention to be mixed by acrylamide and azobisisoheptonitrile, it is using azobisisoheptonitrile as initiator, by introducing acrylamide and aqueous acrylic emulsion initiated polymerization, prepare the water-based acrylic resin with amide groups, the characteristic that can be reacted with formaldehyde to make aqueous haze tallow have, to play the function that reaction removes formaldehyde, and water-based acrylic resin of the gained with amide groups is water-soluble good, modest viscosity, molecular weight is moderate, as interior wall coating or it is coated on artificial board, it can be very good to absorb the formaldehyde that artificial board evaporates, reduce the content of indoor formaldehyde, it has a extensive future.
Description
Technical field
The present invention relates to environment-friendly type aqueous paint technical fields, and in particular to the environment-friendly type aqueous paint except formaldehyde and its preparation side
Method.
Background technology
With the enhancing that the raising of people’s lives level and health environment-friendly are realized, the choosing to the material of household living-- room decoration
More stringent requirements are proposed for material and use.How to meet the requirement of people on the competition increasingly indoor hardware fitting of furniture
Become the problem of all big enterprises pay the utmost attention to.The one kind of water paint as paint system, for improving the adhesive force of paint, providing
Alkali resistance provides corrosion-resistant function, while can ensure the uniform pickup of paint, and paint system is made to play optimum efficiency.But it is existing
Water paint and preparation method thereof the formaldehyde in air cannot be still removed there are many problems, it is not environmentally friendly enough.
(1) the technical issues of solving
In view of the deficiencies of the prior art, formaldehyde catching agent is added in raw material of the present invention by acrylamide and azobisisoheptonitrile
It mixes, is to be polymerize using azobisisoheptonitrile as initiator with aqueous acrylic emulsion initiation by introducing acrylamide
Reaction, prepares the water-based acrylic resin with amide groups, the spy that can be reacted with formaldehyde to make aqueous haze tallow have
Property, to play the function that reaction removes formaldehyde, and water-based acrylic resin of the gained with amide groups is water-soluble good, viscosity
Moderate, molecular weight is moderate, as interior wall coating or is coated on artificial board, can be very good to absorb what artificial board evaporated
Formaldehyde reduces the content of indoor formaldehyde, has a extensive future；In raw material of the present invention filler by titanium dioxide and chitin mixing and
At, titanium dioxide and chitin, titanium dioxide generate ultra-oxygen anion free radical under light illumination as photocatalyst material, association bear oxygen from
Son to the pernicious gases such as formaldehyde in air of effectively degrading, therefore is cooperateed with formaldehyde catching agent going function of removing formaldehyde to have
Effect, in addition titanium dioxide and chitin can improve the antibacterial action of water paint jointly.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：52.5-58.7 parts of aqueous acrylic emulsion, first
2.2-3.5 parts of aldehyde agent for capturing, 0.12-0.25 parts of advection agent of wetting, 0.14-0.3 parts of antifoaming agent, is prevented 2.8-6.6 parts of coalescents
Rotten agent 0.05-0.12 parts, 2.2-4.6 parts of wax emulsion, 0.09-0.14 parts of thickener, 1.2-1.5 parts of filler and deionized water 8-15
Part.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
Preferential, the formaldehyde catching agent is by acrylamide and azobisisoheptonitrile according to mass ratio 8：1 mixes.
Preferential, the filler is by titanium dioxide and chitin according to mass ratio 2：1 mixes.
Preferential, the coalescents are lauryl alcohol ester, and the wetting advection agent is alkyl polyoxyethylene ether, the defoaming
Agent defoams for modified organic silicon oils, and the thickener is alkali swelling type acrylic thickener.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, raw material is by by weight：53.5 parts of aqueous acrylic emulsion,
2.8 parts of formaldehyde catching agent, 3.5 parts of coalescents, 0.18 part of advection agent of wetting, 0.19 part of antifoaming agent, 0.08 part of preservative, wax breast
9 parts of 2.9 parts of liquid, 0.12 part of thickener, 1.3 parts of filler and deionized water.
(3) advantageous effect
1, formaldehyde catching agent is added in raw material of the present invention to be mixed by acrylamide and azobisisoheptonitrile, is with azo
Two different heptonitriles are prepared by introducing acrylamide and aqueous acrylic emulsion initiated polymerization with acyl as initiator
The water-based acrylic resin of amido, the characteristic that can be reacted with formaldehyde to make aqueous haze tallow have, is removed to play reaction
The function of formaldehyde is gone, and water-based acrylic resin of the gained with amide groups is water-soluble good, modest viscosity, molecular weight is moderate,
It as interior wall coating or is coated on artificial board, can be very good to absorb the formaldehyde that artificial board evaporates, reduce indoor first
The content of aldehyde, has a extensive future.
2, filler is mixed by titanium dioxide and chitin in raw material of the present invention, titanium dioxide and chitin, titanium dioxide conduct
Photocatalyst material generates ultra-oxygen anion free radical, association negative oxygen ion, to the formaldehyde in air of effectively degrading under light illumination
Equal pernicious gases, therefore going the function of removing formaldehyde to have synergistic effect with formaldehyde catching agent, in addition titanium dioxide and chitin can be with
The common antibacterial action for improving water paint.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, shall fall within the protection scope of the present invention.
Embodiment 1：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：52.5 parts of aqueous acrylic emulsion, formaldehyde catching
2.2 parts of agent, 2.8 parts of coalescents, wetting 0.12 part of advection agent, 0.16 part of antifoaming agent, 0.05 part of preservative, 2.2 parts of wax emulsion,
8 parts of 0.10 part of thickener, 1.3 parts of filler and deionized water.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
Embodiment 2：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：53.2 parts of aqueous acrylic emulsion, formaldehyde catching
2.6 parts of agent, 2.9 parts of coalescents, wetting 0.15 part of advection agent, 0.17 part of antifoaming agent, 0.05 part of preservative, 2.8 parts of wax emulsion,
10 parts of 0.09 part of thickener, 1.7 parts of filler and deionized water.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
Embodiment 3：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：53.6 parts of aqueous acrylic emulsion, formaldehyde catching
2.9 parts of agent, 4.2 parts of coalescents, wetting 0.19 part of advection agent, 0.22 part of antifoaming agent, 0.07 part of preservative, 2.6 parts of wax emulsion,
12 parts of 0.11 part of thickener, 1.4 parts of filler and deionized water.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
Embodiment 4：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：55.3 parts of aqueous acrylic emulsion, formaldehyde catching
3.1 parts of agent, 4.2 parts of coalescents, wetting 0.21 part of advection agent, 0.22 part of antifoaming agent, 0.12 part of preservative, 3.5 parts of wax emulsion,
13 parts of 0.14 part of thickener, 1.5 parts of filler and deionized water.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
Embodiment 5：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：58.7 parts of aqueous acrylic emulsion, formaldehyde catching
3.0 parts of agent, 5.2 parts of coalescents, wetting 0.25 part of advection agent, 0.3 part of antifoaming agent, 0.12 part of preservative, 4.1 parts of wax emulsion,
14 parts of 0.14 part of thickener, -1.5 parts of filler and deionized water.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
Embodiment 6：
Except the environment-friendly type aqueous paint of formaldehyde, raw material is by by weight：53.5 parts of aqueous acrylic emulsion, formaldehyde catching
2.8 parts of agent, 3.5 parts of coalescents, wetting 0.18 part of advection agent, 0.19 part of antifoaming agent, 0.08 part of preservative, 2.9 parts of wax emulsion,
9 parts of 0.12 part of thickener, 1.3 parts of filler and deionized water.
Preferential, the environment-friendly type aqueous paint of formaldehyde is removed, preparation method includes the following steps：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, is defoamed at a slow speed
Afterwards, preservative is added dropwise and stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
To sum up, as a control group by traditional water paint and preparation method thereof, the environment-friendly type water of formaldehyde is removed using the present invention
Property paint and preparation method thereof be used as experimental group, the prepared water paint present invention of control group and 1-6 of the embodiment of the present invention are applied
It is put on the surface of E1 grades of wood-based plates and compares.Under the same conditions, every achievement data such as following table is obtained：
By data it is found that the prepared water paint of 1-6 of the embodiment of the present invention is apparent except effect of formaldehyde, wherein embodiment 6
Except effect of formaldehyde it is the most apparent.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. except the environment-friendly type aqueous paint of formaldehyde, which is characterized in that its raw material is by by weight：Aqueous acrylic emulsion 52.5-
58.7 parts, 2.2-3.5 parts of formaldehyde catching agent, 2.8-6.6 parts of coalescents, wetting 0.12-0.25 parts of advection agent, antifoaming agent
0.14-0.3 parts, 0.05-0.12 parts of preservative, 2.2-4.6 parts of wax emulsion, 0.09-0.14 parts of thickener, 1.2-1.5 parts of filler
With 8-15 parts of deionized water.
2. removing the environment-friendly type aqueous paint of formaldehyde as described in claim 1, which is characterized in that preparation method includes following step
Suddenly：
A, coalescents, wetting advection agent, antifoaming agent, wax emulsion and thickener are subjected to premix, obtain mixed liquor A；
B, aqueous acrylic emulsion is added under agitation into step a in mixed liquor A, obtains mixed liquid B；
C, formaldehyde catching agent, filler and deionized water are mixed again, aqueous solution is made；
D, finally mixed liquid B in the step b is added under agitation into step c in aqueous solution, after defoaming at a slow speed, drop
Adding preservative agent simultaneously stirs up to the environment-friendly type aqueous paint of formaldehyde is removed.
3. removing the environment-friendly type aqueous paint of formaldehyde as described in claim 1, it is characterised in that：The formaldehyde catching agent is by acryloyl
Amine and azobisisoheptonitrile are according to mass ratio 8：1 mixes.
4. removing the environment-friendly type aqueous paint of formaldehyde as described in claim 1, it is characterised in that：The filler is by titanium dioxide and crust
Element is according to mass ratio 2：1 mixes.
5. removing the environment-friendly type aqueous paint of formaldehyde as described in claim 1, it is characterised in that：The coalescents are lauryl alcohol
Ester, the wetting advection agent are alkyl polyoxyethylene ether, and the antifoaming agent defoams for modified organic silicon oils, and the thickener is
Alkali swelling type acrylic thickener.
6. removing the environment-friendly type aqueous paint of formaldehyde as described in claim 1, it is characterised in that：Its raw material is by by weight：Water
Property 53.5 parts of acrylic emulsion, 2.8 parts of formaldehyde catching agent, 3.5 parts of coalescents, wetting 0.18 part of advection agent, antifoaming agent 0.19
Part, 0.08 part of preservative, 2.9 parts of wax emulsion, 0.12 part of thickener, 1.3 parts of filler and 9 parts of deionized water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810432954.8A CN108610853A (en) | 2018-05-08 | 2018-05-08 | Except the environment-friendly type aqueous paint and preparation method thereof of formaldehyde |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810432954.8A CN108610853A (en) | 2018-05-08 | 2018-05-08 | Except the environment-friendly type aqueous paint and preparation method thereof of formaldehyde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108610853A true CN108610853A (en) | 2018-10-02 |
Family
ID=63662135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810432954.8A Pending CN108610853A (en) | 2018-05-08 | 2018-05-08 | Except the environment-friendly type aqueous paint and preparation method thereof of formaldehyde |
Country Status (1)
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| CN (1) | CN108610853A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831809A (en) * | 2021-10-19 | 2021-12-24 | 黄明彦 | Environment-friendly resin-grade water-based paint and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101020794A (en) * | 2007-03-23 | 2007-08-22 | 陈晓鹏 | Green water-base lacquer without formaldehyde and its prepn |
| CN106188390A (en) * | 2016-07-13 | 2016-12-07 | 广东工业大学 | For removing methanal paint and preparation thereof except the water-borne acrylic resin of formaldehyde, aqueous |
-
2018
- 2018-05-08 CN CN201810432954.8A patent/CN108610853A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101020794A (en) * | 2007-03-23 | 2007-08-22 | 陈晓鹏 | Green water-base lacquer without formaldehyde and its prepn |
| CN106188390A (en) * | 2016-07-13 | 2016-12-07 | 广东工业大学 | For removing methanal paint and preparation thereof except the water-borne acrylic resin of formaldehyde, aqueous |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831809A (en) * | 2021-10-19 | 2021-12-24 | 黄明彦 | Environment-friendly resin-grade water-based paint and preparation method thereof |
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Application publication date: 20181002 |