CN115477898A - Bio-based formaldehyde decomposition coating and preparation method thereof - Google Patents
Bio-based formaldehyde decomposition coating and preparation method thereof Download PDFInfo
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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
- C09D201/00—Coating compositions based on unspecified macromolecular 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
- C09D7/43—Thickening 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
- C09D7/47—Levelling 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
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- 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
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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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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Abstract
A bio-based formaldehyde decomposition coating comprises titanium dioxide, coarse whiting powder, calcined kaolin, superfine aluminum silicate, a formaldehyde catching agent, guar gum, a dispersing agent, a defoaming agent A, a defoaming agent B, a neutralizing agent, a wetting agent, a film forming aid, an antifreezing agent, a plant mildew preventive, a plant antibacterial agent, a leveling agent, a thickening agent, a bio-based emulsion and deionized water. The preparation method comprises the steps of adding guar gum into deionized water under the stirring state, uniformly stirring, and then sequentially adding a dispersing agent, a defoaming agent A, a neutralizing agent, a wetting agent, a film-forming assistant, an antifreezing agent, a plant mildew preventive and a plant antibacterial agent; then adding titanium dioxide, calcined kaolin, superfine aluminum silicate and heavy calcium powder in sequence, adding defoamer B, bio-based emulsion, formaldehyde catching agent, leveling agent and thickening agent in sequence, and stirring and mixing uniformly. The bio-based formaldehyde decomposition coating disclosed by the invention is safe and environment-friendly, has high formaldehyde decomposition efficiency, strong binding force and good stability, and can better adsorb and decompose free formaldehyde and toluene in air.
Description
Technical Field
The invention relates to the technical field of building coatings, in particular to a bio-based formaldehyde decomposition coating and a preparation method thereof.
Background
At present, with the rapid development of economy, people have higher and higher pursuits on the quality of life, and the home decoration is more and more emphasized. However, in home decoration, volatile organic chemical substances brought by various decoration materials cause pollution of home decoration and excessive indoor harmful substances, and cause certain interference to human bodies. In the house decoration process, as a plurality of adhesives, coatings and paints all contain harmful substances such as formaldehyde, benzene and the like, pollution gases mainly comprising formaldehyde and benzene can be volatilized, and the harm to human bodies is caused. Among these, formaldehyde is one of the volatile organic chemicals which is highly toxic and difficult to remove. The long-term exposure of human body in the air containing formaldehyde can cause various diseases, and seriously endanger the life safety of human body. Formaldehyde is listed as a detection project which is enforced by building decoration engineering in China, and the standard reaching concentration of formaldehyde is regulated differently in different countries. The national standard GB/T18883-2002 (indoor air quality standard) stipulates that the standard concentration of indoor formaldehyde is 0.1mg/m < 3 >, the GB50325-2001 (civil building engineering indoor environmental pollution control standard) stipulates that the standard concentration of formaldehyde of the first type of civil buildings is 0.08mg/m < 3 >, and the standard concentration of formaldehyde of the second type of civil buildings is 0.12mg/m < 3 >.
In order to purify formaldehyde, various methods such as a plant absorption method, a purifying agent spray, activated carbon adsorption, and the like have been proposed. However, although the method can clean formaldehyde, the method still has many defects, for example, the plant absorption method has low purification efficiency and no obvious effect; the spraying effect of the purificant is not lasting, and some purificant only covers the smell and can not eliminate the formaldehyde. The activated carbon has obvious adsorption effect on formaldehyde, but needs to be replaced frequently, and can not completely remove the formaldehyde in the air.
The coating is a necessary material for home decoration, the requirement on the coating for decoration is higher and higher along with the enhancement of environmental protection consciousness of people at present, polyvinyl formal coatings with higher formaldehyde release rate are gradually eliminated, various environment-friendly interior wall coatings which release negative ions, have low VOC and can decompose formaldehyde are used more and more, and the health and environmental protection aspects are further advanced. However, in the prior art, the coating capable of decomposing formaldehyde generally has the problems of low decomposition efficiency, high cost, insufficient safety and environmental protection, and the like.
Disclosure of Invention
Aiming at the problems, the invention aims to provide a bio-based formaldehyde decomposition coating which is safe, environment-friendly, high in formaldehyde decomposition efficiency and strong in binding force and a preparation method thereof.
The bio-based formaldehyde decomposition coating comprises the following components in parts by weight: 15 to 25 portions of titanium dioxide, 10 to 15 portions of heavy calcium carbonate powder, 3 to 8 portions of calcined kaolin, 2 to 5 portions of superfine aluminum silicate, 2 to 5 portions of formaldehyde catching agent, 1 to 3 portions of guar gum, 0.5 to 2 portions of dispersing agent, 0.1 to 0.3 portion of defoaming agent A, 0.1 to 0.5 portion of defoaming agent B, 0.1 to 0.3 portion of neutralizing agent, 0.1 to 0.3 portion of wetting agent, 0.1 to 2 portions of film forming additive, 0.5 to 2 portions of antifreezing agent, 0.1 to 2 portions of plant mildew inhibitor, 0.5 to 2 portions of plant antibacterial agent, 0.1 to 2 portions of flatting agent, 0.1 to 0.3 portion of thickening agent, 20 to 40 portions of bio-based emulsion and 15 to 25 portions of deionized water.
Preferably, the titanium dioxide is 606 titanium dioxide, the coarse whiting powder is 1250-mesh coarse whiting powder, the calcined kaolin is HPF-400A calcined kaolin, and the superfine aluminum silicate is superfine aluminum silicate AS881.
Preferably, the formaldehyde scavenger is a FAS formaldehyde scavenger for scavenging free formaldehyde in the air.
Preferably, the guar gum is industrial guar gum and has good thickening and stabilizing effects; the dispersing agent is WS5040 dispersing agent, has excellent wetting and dispersing characteristics, low foamability, capability of improving the fluidity of the coating and excellent stability of slurry viscosity; the defoaming agent A is a CF1382 defoaming agent, can be quickly defoamed in the polymerization process to keep lasting defoaming property, and is mainly used for keeping the defoaming property of the coating in the storage process; the defoaming agent B is a CF1988 defoaming agent and is mainly used for quickly breaking microbubbles in the polymerization process.
Preferably, the neutralizer is a BS168 neutralizer, and has good pH value stability and storage stability; the wetting agent is an EH-40 wetting agent and is used for reducing the surface energy of the coating and enabling the coating to be more easily wetted on a wall; the film forming auxiliary agent is an OXFLIM 351 film forming auxiliary agent, does not contain VOC, is odorless, can effectively reduce the lowest film forming temperature, and has good film forming capability; the anti-freezing agent is an anti-freezing agent AT-100, and can effectively prevent the coating from freezing due to water AT low temperature.
Preferably, the plant mildew preventive is one or more of chitosan and tea polyphenol; the plant antibacterial agent is one or more of castor oil, horseradish extract and vanilla extract.
Preferably, the flatting agent is a flatting agent DE1331, so that the surface tension of the coating can be effectively reduced, the flatting property and uniformity of the coating are improved, and the formed film is uniform and natural; the thickening agent is TT935 thickening agent, which is used for changing the fluid characteristic of the paint system and making the paint system have thixotropy, thereby endowing the paint with good storage stability and application property.
Preferably, the bio-based emulsion is obtained by performing biological processing on linseed oil or castor oil serving as a starting material, and has good thermal storage stability, low-temperature stability and thick-coating cracking resistance of a coating film.
A preparation method of a bio-based formaldehyde decomposition coating comprises the following steps:
(1) Adding guar gum into deionized water under stirring, sequentially adding a dispersing agent, a defoaming agent A, a neutralizing agent, a wetting agent, a film-forming assistant, an antifreezing agent, a plant mildew preventive and a plant antibacterial agent after uniformly stirring, and uniformly stirring and dispersing to obtain a mixture A;
(2) Sequentially adding titanium dioxide, calcined kaolin, superfine aluminum silicate and heavy calcium powder into the mixture A under the stirring state, and uniformly stirring and mixing to obtain a mixture B;
(3) And sequentially adding the defoaming agent B, the bio-based emulsion, the formaldehyde catching agent, the flatting agent and the thickening agent into the mixture B under the stirring state, and uniformly stirring and mixing to obtain the bio-based formaldehyde decomposition coating.
In the step (1), the stirring speed of the mixing treatment is 250-350 r/min, and the stirring time of the mixing treatment is 5-10 min; in the step (2), the mixing speed of the mixing treatment is 600-800 r/min, and the mixing time is 15-20 min; in the step (3), the mixing speed of the mixing treatment is 400-500 r/min, and the mixing time is 5-10 min.
The beneficial effects of the invention are:
1. the biological-based formaldehyde decomposition coating and the preparation method thereof are simple and easy to implement, and the obtained biological-based formaldehyde decomposition coating is safe and environment-friendly, has high formaldehyde decomposition efficiency, strong binding force, good stability and strong binding force with an inorganic base material, can quickly adsorb and decompose free formaldehyde and toluene in the air, and can decompose formaldehyde and toluene for a long time.
2. The coating of the paint has good formaldehyde adsorption and decomposition capacity, free formaldehyde in the air is captured by using a formaldehyde capture agent, and the formaldehyde is gradually catalytically decomposed under the catalytic action of titanium dioxide and superfine aluminum silicate; the calcium carbonate has a certain adsorption effect on water generated after the formaldehyde is decomposed, and is beneficial to improving the catalytic reaction rate of the formaldehyde, so that the coating keeps higher formaldehyde decomposition efficiency.
3. The coating of the coating has a good three-dimensional structure, and the bio-based emulsion auxiliary film forming substance is compounded with inorganic base materials such as silicate and the like to form a firmly-crosslinked three-dimensional network (-Si-O-Si-) structure, so that organic resin is filled in gaps of the (-Si-O-Si-) structure to shield residual hydroxyl, thereby reducing the sensitivity degree of the coating to water, enabling the coating to have strong water resistance and adhesive force, and enhancing the heat resistance, weather resistance and antioxidant capacity of the coating.
4. The coating formula disclosed by the invention is safe, environment-friendly and stable in performance, the auxiliaries such as guar gum, a dispersing agent, a flatting agent and a thickening agent are favorable for keeping the good comprehensive performance of the coating, and the plant mildew preventive and the antibacterial agent are favorable for keeping the cleanness, mildew-free and sterility of the coating, so that the coating has better weather resistance and practicability.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
the bio-based formaldehyde decomposition coating comprises the following components in parts by weight: 21 parts of titanium dioxide, 12.5 parts of heavy calcium powder, 5 parts of calcined kaolin, 3 parts of superfine aluminum silicate, 3 parts of formaldehyde capture agent, 2 parts of guar gum, 0.6 part of dispersing agent, 0.2 part of defoaming agent A, 0.25 part of defoaming agent B, 0.2 part of neutralizing agent, 0.15 part of wetting agent, 0.5 part of film-forming assistant, 1 part of anti-freezing agent, 0.5 part of plant mildew preventive, 1 part of plant antibacterial agent, 0.5 part of flatting agent, 0.2 part of thickening agent, 30 parts of bio-based emulsion and 18.4 parts of deionized water.
Specifically, the titanium dioxide is 606 titanium dioxide; the coarse whiting powder is 1250-mesh coarse whiting powder; the calcined kaolin is HPF-400A calcined kaolin; the superfine aluminum silicate is superfine aluminum silicate AS881; the formaldehyde scavenger is an FAS formaldehyde scavenger; the guar gum is industrial guar gum; the dispersant is WS5040 dispersant; the defoaming agent A is a CF1382 defoaming agent; the defoaming agent B is a CF1988 defoaming agent; the neutralizer is a BS168 neutralizer; the wetting agent is an EH-40 wetting agent; the film-forming assistant is an OxFLIM 351 film-forming assistant; the antifreezing agent is an antifreezing agent AT-100; the plant mildew preventive is chitosan; the plant antibacterial agent is a combination of castor oil and horseradish extract (weight ratio 2:1); the leveling agent is a leveling agent DE1331, and the thickening agent is a TT935 thickening agent; the bio-based emulsion is obtained by taking linseed oil as a starting material and carrying out biological processing.
A preparation method of a bio-based formaldehyde decomposition coating comprises the following steps:
(1) Adding guar gum into deionized water under stirring, sequentially adding a dispersing agent, a defoaming agent A, a neutralizing agent, a wetting agent, a film-forming assistant, an antifreezing agent, a plant mildew preventive and a plant antibacterial agent after uniformly stirring, and uniformly stirring and dispersing to obtain a mixture A; wherein the stirring speed of the mixing treatment is 250-350 r/min, and the stirring time of the mixing treatment is 5-10 min;
(2) Sequentially adding titanium dioxide, calcined kaolin, superfine aluminum silicate and heavy calcium powder into the mixture A under the stirring state, and uniformly stirring and mixing to obtain a mixture B; wherein the mixing speed of the mixing treatment is 600-800 r/min, and the mixing time is 15-20 min;
(3) And sequentially adding the defoaming agent B, the bio-based emulsion, the formaldehyde catching agent, the flatting agent and the thickening agent into the mixture B under the stirring state, and uniformly stirring and mixing to obtain the bio-based formaldehyde decomposition coating, wherein the stirring speed of the mixed material treatment is 400-500 r/min, and the stirring time is 5-10 min.
Example 2:
the present embodiment 2 differs from embodiment 1 only in that:
the bio-based formaldehyde decomposition coating comprises the following components in parts by weight: 15 parts of titanium dioxide, 15 parts of heavy calcium powder, 3 parts of calcined kaolin, 3.7 parts of superfine aluminum silicate, 5 parts of formaldehyde capture agent, 1 part of guar gum, 0.5 part of dispersing agent, 0.1 part of defoaming agent A, 0.1 part of defoaming agent B, 0.1 part of neutralizing agent, 0.1 part of wetting agent, 0.1 part of film-forming assistant, 0.5 part of antifreezing agent, 0.1 part of plant mildew inhibitor, 0.5 part of plant antibacterial agent, 0.1 part of flatting agent, 0.1 part of thickening agent, 40 parts of bio-based emulsion and 15 parts of deionized water.
Wherein the plant mildew preventive is tea polyphenol; the plant antibacterial agent is vanilla extract; the bio-based emulsion is obtained by taking castor oil as an initial raw material and carrying out biological processing.
Example 3:
this embodiment 3 differs from embodiment 1 only in that:
the bio-based formaldehyde decomposition coating comprises the following components in parts by weight: 25 parts of titanium dioxide, 10 parts of heavy calcium powder, 8 parts of calcined kaolin, 5 parts of superfine aluminum silicate, 2 parts of formaldehyde catching agent, 3 parts of guar gum, 2 parts of dispersing agent, 0.3 part of defoaming agent A, 0.5 part of defoaming agent B, 0.3 part of neutralizing agent, 0.3 part of wetting agent, 2 parts of film-forming assistant, 2 parts of antifreezing agent, 2 parts of plant mildew preventive, 2 parts of plant antibacterial agent, 0.3 part of flatting agent, 0.3 part of thickening agent, 20 parts of bio-based emulsion and 15 parts of deionized water.
Wherein the plant antibacterial agent is castor oil.
Example 4:
this embodiment 4 differs from embodiment 1 only in that:
the bio-based formaldehyde decomposition coating comprises the following components in parts by weight: 18 parts of titanium dioxide, 13 parts of heavy calcium powder, 5 parts of calcined kaolin, 2 parts of superfine aluminum silicate, 3 parts of formaldehyde catching agent, 2 parts of guar gum, 0.6 part of dispersing agent, 0.2 part of defoaming agent A, 0.3 part of defoaming agent B, 0.2 part of neutralizing agent, 0.2 part of wetting agent, 0.5 part of film-forming assistant, 1 part of antifreezing agent, 0.8 part of plant mildew preventive, 1 part of plant antibacterial agent, 2 parts of flatting agent, 0.2 part of thickening agent, 25 parts of bio-based emulsion and 25 parts of deionized water.
The above description is only exemplary of the present invention and should not be taken as limiting the invention, as any modification, combination, equivalent replacement and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A bio-based formaldehyde decomposition coating is characterized in that: the paint comprises the following components in parts by weight: 15 to 25 portions of titanium dioxide, 10 to 15 portions of heavy calcium carbonate powder, 3 to 8 portions of calcined kaolin, 2 to 5 portions of superfine aluminum silicate, 2 to 5 portions of formaldehyde catching agent, 1 to 3 portions of guar gum, 0.5 to 2 portions of dispersing agent, 0.1 to 0.3 portion of defoaming agent A, 0.1 to 0.5 portion of defoaming agent B, 0.1 to 0.3 portion of neutralizing agent, 0.1 to 0.3 portion of wetting agent, 0.1 to 2 portions of film forming additive, 0.5 to 2 portions of antifreezing agent, 0.1 to 2 portions of plant mildew inhibitor, 0.5 to 2 portions of plant antibacterial agent, 0.1 to 2 portions of flatting agent, 0.1 to 0.3 portion of thickening agent, 20 to 40 portions of bio-based emulsion and 15 to 25 portions of deionized water.
2. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the titanium dioxide is 606 titanium dioxide, the coarse whiting powder is 1250-mesh coarse whiting powder, the calcined kaolin is HPF-400A calcined kaolin, and the superfine aluminum silicate is superfine aluminum silicate AS881.
3. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the formaldehyde scavenger is an FAS formaldehyde scavenger.
4. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the guar gum is industrial guar gum; the dispersant is WS5040 dispersant; the defoaming agent A is a CF1382 defoaming agent; the antifoaming agent B is a CF1988 antifoaming agent.
5. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the neutralizer is a BS168 neutralizer; the wetting agent is an EH-40 wetting agent; the film-forming assistant is an OxFLIM 351 film-forming assistant; the antifreezing agent is an antifreezing agent AT-100.
6. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the plant mildew preventive is one or more of chitosan and tea polyphenol; the plant antibacterial agent is one or more of castor oil, horseradish extract and vanilla extract.
7. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the leveling agent is a leveling agent DE1331; the thickener is TT935 thickener.
8. The bio-based formaldehyde-decomposing coating according to claim 1, wherein: the bio-based emulsion is obtained by performing biological processing on linseed oil or castor oil serving as a starting material.
9. The method for preparing a bio-based formaldehyde-decomposing paint according to any one of claims 1 to 8, wherein: the method comprises the following steps:
(1) Adding guar gum into deionized water under stirring, sequentially adding a dispersing agent, a defoaming agent A, a neutralizing agent, a wetting agent, a film-forming assistant, an antifreezing agent, a plant mildew preventive and a plant antibacterial agent after uniformly stirring, and uniformly stirring and dispersing to obtain a mixture A;
(2) Sequentially adding titanium dioxide, calcined kaolin, superfine aluminum silicate and heavy calcium powder into the mixture A under the stirring state, and uniformly stirring and mixing to obtain a mixture B;
(3) And sequentially adding the defoaming agent B, the bio-based emulsion, the formaldehyde catching agent, the flatting agent and the thickening agent into the mixture B under the stirring state, and uniformly stirring and mixing to obtain the bio-based formaldehyde decomposition coating.
10. The method for preparing the low-carbon inorganic fire-resistant coating according to claim 9, wherein the method comprises the following steps: in the step (1), the stirring speed of the material mixing treatment is 250-350 r/min, and the stirring time of the material mixing treatment is 5-10 min; in the step (2), the stirring speed of the mixed material treatment is 600-800 r/min, and the stirring time is 15-20 min; in the step (3), the mixing speed of the mixing treatment is 400-500 r/min, and the mixing time is 5-10 min.
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| CN202211133397.2A CN115477898A (en) | 2022-09-18 | 2022-09-18 | Bio-based formaldehyde decomposition coating and preparation method thereof |
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| JPS5918766A (en) * | 1982-07-23 | 1984-01-31 | Nippon Telegr & Teleph Corp <Ntt> | Fire-resistant coating material |
| CN103059679A (en) * | 2013-01-30 | 2013-04-24 | 中国地质大学（武汉） | Odorless anti-formaldehyde environment-friendly internal wall latex paint and preparation method thereof |
| CN108395775A (en) * | 2018-04-19 | 2018-08-14 | 佛山市康东照明科技有限公司 | A kind of phenylpropyl alcohol negative ion paint containing formaldehyde catching agent |
| CN110330841A (en) * | 2019-05-24 | 2019-10-15 | 鳄鱼制漆(上海)有限公司 | A kind of ordor removing indoor decorative paint of biology base and preparation method thereof |
| CN113845793A (en) * | 2021-10-08 | 2021-12-28 | 河北三棵树涂料有限公司 | Slow-release mildew-proof coating and preparation method thereof |
-
2022
- 2022-09-18 CN CN202211133397.2A patent/CN115477898A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5918766A (en) * | 1982-07-23 | 1984-01-31 | Nippon Telegr & Teleph Corp <Ntt> | Fire-resistant coating material |
| CN103059679A (en) * | 2013-01-30 | 2013-04-24 | 中国地质大学（武汉） | Odorless anti-formaldehyde environment-friendly internal wall latex paint and preparation method thereof |
| CN108395775A (en) * | 2018-04-19 | 2018-08-14 | 佛山市康东照明科技有限公司 | A kind of phenylpropyl alcohol negative ion paint containing formaldehyde catching agent |
| CN110330841A (en) * | 2019-05-24 | 2019-10-15 | 鳄鱼制漆(上海)有限公司 | A kind of ordor removing indoor decorative paint of biology base and preparation method thereof |
| CN113845793A (en) * | 2021-10-08 | 2021-12-28 | 河北三棵树涂料有限公司 | Slow-release mildew-proof coating and preparation method thereof |
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