CN110564221A - Anti-doodling water-based interior wall coating for children's houses and preparation method thereof - Google Patents
Anti-doodling water-based interior wall coating for children's houses and preparation method thereof Download PDFInfo
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- CN110564221A CN110564221A CN201910770170.0A CN201910770170A CN110564221A CN 110564221 A CN110564221 A CN 110564221A CN 201910770170 A CN201910770170 A CN 201910770170A CN 110564221 A CN110564221 A CN 110564221A
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
-
- 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
- C09D7/20—Diluents or solvents
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/53—Core-shell polymer
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a doodling-preventing water-based interior wall coating for a children's room and a preparation method thereof, belonging to the technical field of coatings, wherein the doodling-preventing water-based interior wall coating for the children's room comprises the following components in parts by weight: 250-300 parts of water-based styrene-acrylic emulsion, 200-300 parts of titanium dioxide, 2-5 parts of cosolvent, 0-10 parts of pigment, 0.1-0.2 part of pH regulator, 0.1-0.2 part of defoamer, 2-5 parts of film-forming assistant, 0.3-0.5 part of dispersant, 0.3-0.5 part of base material wetting agent, 5-10 parts of deionized water and 0.5-1.0 part of thickener. The invention adopts the water-based styrene-acrylic emulsion, utilizes water as an external plasticizer, can better form a film without adding any film forming auxiliary agent, has excellent freeze-thaw resistance, and prepares the environment-friendly interior wall coating with low VOC content and good antifouling performance of the film.
Description
Technical Field
The invention relates to the field of coatings, in particular to a doodling-preventing water-based interior wall coating for a children's room and a preparation method thereof.
Background
the environment-friendly interior wall coating is more and more favored by people and accepted in recent years due to the advantages of simple construction, no toxicity, convenient cleaning, rich colors, small pollution to the environment and the like, and more users have special requirements on the wall surface emulsion paint for children rooms along with the market refinement: generally, the environment-friendly performance is required to be good, and because the immunity of children is poorer than that of adults and is in the growth and development period, the safety requirement of the coating is much stricter than that of the common interior wall coating, and organic volatile substances (VOC), heavy metals, APEO, formaldehyde and the like are not contained (or not added); on the other hand, the interior wall building coating for the children room is required to have good stain resistance, and children like to scribble on the wall surface, so that the white wall surface like the Xixi can be restored by lightly wiping with clear water or alcohol after the wall surface is polluted by the children playing with joys, the cleanness and the beauty can be maintained for a long time, and stubborn stains such as tea stains, ink, crayon prints and the like are far away from the newly-brushed wall surface.
Disclosure of Invention
The invention aims to provide a doodling-preventing water-based interior wall coating for a children's room and a preparation method thereof, which are used for solving the problems in the prior art and providing an interior wall coating with ultralow VOC and good stain resistance.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a doodling-preventing water-based interior wall coating for a children's room, which comprises the following components in parts by mass:
250-300 parts of water-based styrene-acrylic emulsion, 200-300 parts of titanium dioxide, 2-5 parts of cosolvent, 0-10 parts of pigment, 0.1-0.2 part of pH regulator, 0.1-0.2 part of defoamer, 2-5 parts of film-forming assistant, 0.3-0.5 part of dispersant, 0.3-0.5 part of base material wetting agent, 5-10 parts of deionized water and 0.5-1.0 part of thickener.
Furthermore, the water-based styrene-acrylic emulsion is 7653 of Basff, and the emulsion has the advantages of high paint film hardness, good flexibility, high gloss, high fullness, good weather resistance and light resistance, and excellent stain resistance.
Further, the film-forming aid is a propylene glycol phenyl ether film-forming aid. Further preferably an environment-friendly odor-removing film-forming assistant AF of Guangzhou Yutai chemical technology limited company.
Furthermore, the pH value regulator is AMP-95 of Dow chemical industry in America, is used for regulating the acidity and alkalinity of a system, generally has a pH value of 8-9, not only has the effect of regulating the pH value, but also is an organic substance and has certain auxiliary film forming characteristics.
Further, the defoaming agent is a phosphate hydrophobic defoaming foam inhibitor and an organic silicon defoaming agent, and the two types of defoaming agents are mixed for use, wherein the mass ratio is 1: 1; wherein, the phosphate hydrophobic defoaming and foam inhibiting agent is 941PL of MOUSSEX company, and in an aqueous coating system, the appearance of a paint film is not influenced by adding a small amount of the defoaming and foam inhibiting agent, and the defoaming and foam inhibiting agent has good defoaming and foam inhibiting effects; the organic silicon defoaming agent is a defoaming aid BYK-028 or BYK024 of Bike company.
Further, the dispersing agent is polyester modified polyphosphate ester dispersing agent, preferably AFCONA-5010 of AFCONA.
Further, the substrate wetting agent is a polyether modified polysiloxane wetting agent, is used for improving the surface tension and permeability of the coating and enabling the coating to better wet the ground materials, so that the adhesion of the coating is improved, and is preferably Tego-100 of TEGO or AFCONA-3031 of AFCONA.
Further, the thickener is an alkali swelling thickener, preferably HISOL 305.
Further, the titanium dioxide is rutile titanium dioxide, specifically R996 rutile titanium dioxide.
Furthermore, the cosolvent is ethanol and acetic acid with the volume concentration of 35% in a volume ratio of 1:1, and is used for increasing the solubility of the aqueous propyl benzene emulsion and other auxiliaries.
The invention also provides a preparation method of the doodling-preventing water-based interior wall coating for the children's room, which comprises the following steps:
(1) According to the raw material ratio, 1/2 deionized water, 1/2 PH value regulator, dispersant, 1/2 defoamer, pigment and titanium dioxide are mixed and stirred for 20 minutes at the speed of 1500 r/min;
(2) According to the raw material ratio, sequentially adding the water-based styrene-acrylic emulsion, the cosolvent, the film-forming assistant, the pH value regulator of 1/2, the defoaming agent of 1/2, the deionized water of 1/2 and the base material wetting agent under the stirring condition of 500r/min, and stirring for 10 minutes at the speed of 800 r/min; then adding the mixture in the step (1), and stirring for 10 minutes at the speed of 600 r/min; adding the thickening agent, and stirring at the speed of 500r/min for 10 minutes to obtain the doodling-proof water-based interior wall coating for the children's room.
the invention discloses the following technical effects:
The invention selects the special low-odor styrene-acrylic emulsion with the shell-core structure, utilizes water as an external plasticizer, can well form a film without adding any film forming additive, adopts polyvinyl alcohol as a protective colloid, has excellent freeze-thaw resistance, does not need to add an antifreezing agent and a film forming additive, and prepares the environment-friendly interior wall coating with very low VOC content (almost zero) and excellent antifouling performance of the film.
The invention selects the aqueous dispersion and the high-boiling-point environment-friendly film-forming auxiliary agent to obtain the high-decorative and high-hydrophobicity aqueous paint coating, wherein the VOC (volatile organic compound) of the prepared aqueous paint is less than or equal to 10g/L, the odor is very low, and the environmental pollution is prevented.
The high-boiling-point environment-friendly film-forming assistant AF (the boiling point is greater than 242.7 ℃) adopted by the invention is an environment-friendly assistant, is a strong solvent of emulsion polymer, can effectively reduce the lowest film-forming temperature of the emulsion paint, improves the scrub resistance and the film coating quality of the emulsion paint, can obviously improve the film-forming performance, improves the glossiness, the strength, the chalking resistance and the leveling property of a paint film; excellent wet film performance, improved weather resistance and color development.
The polyether modified polysiloxane wetting agent is adopted, so that the paint has insoluble and infusible thermosetting property, integrates the advantages of inorganic powder and organic powder, has good lubricating property, can promote pigment dispersion, prevent pigment and powder particles from caking, and enhances the self-cleaning property, the hydrophobic property, the waterproof property, the stain resistance, the scrub resistance and other properties (self-cleaning property, and lotus leaf effect is achieved) of the paint; in addition, the hybrid filler has the advantages of (1) the service temperature of the coating can be increased; (2) the mechanical property of the coating can be improved; (3) can prevent the metal powder and the like from settling and agglomerating.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The various auxiliary agents can be any auxiliary agent adopted in the field, can be directly purchased and prepared, and can also be prepared according to a conventional preparation method.
In addition, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In other instances, methods, instrumentalities, and/or procedures known to those skilled in the art have not been described in detail so as not to obscure the present invention. In the present invention, the units indicating the contents of the raw materials are based on parts by weight unless otherwise specified. In addition, the determination methods of the technical indexes of the invention are all standard methods used in the field, and specific reference can be made to the latest national standard unless otherwise stated.
Examples 1 to 6
The doodling-preventing water-based interior wall coating for the children room comprises the following components in parts by mass:
250-300 parts of water-based styrene-acrylic emulsion, 200-300 parts of titanium dioxide, 2-5 parts of cosolvent, 0-10 parts of pigment, 0.1-0.2 part of pH regulator, 0.1-0.2 part of defoamer, 2-5 parts of film-forming assistant, 0.3-0.5 part of dispersant, 0.3-0.5 part of base material wetting agent, 5-10 parts of deionized water and 0.5-1.0 part of thickener.
The components and proportions of each example are shown in Table 1.
The preparation method of the doodling-preventing water-based interior wall coating for children's houses of examples 1 to 6 includes the steps of:
(1) according to the raw material ratio, 1/2 deionized water, 1/2 PH value regulator, dispersant, 1/2 defoamer, pigment and titanium dioxide are mixed and stirred for 20 minutes at the speed of 1500 r/min;
(2) According to the raw material ratio, sequentially adding the water-based styrene-acrylic emulsion, the cosolvent, the film-forming assistant, the pH value regulator of 1/2, the defoaming agent of 1/2, the deionized water of 1/2 and the base material wetting agent under the stirring condition of 500r/min, and stirring for 10 minutes at the speed of 800 r/min; then adding the mixture in the step (1), and stirring for 10 minutes at the speed of 600 r/min; adding the thickening agent, and stirring at the speed of 500r/min for 10 minutes to obtain the doodling-proof water-based interior wall coating for the children's room.
comparative examples 1 to 2
Comparative examples 1-2 differ from example 1 in the ratio of the component ratios, and the rest of the procedure and parameters were the same as in example 1. The compositions of comparative examples 1-2 are shown in Table 1.
TABLE 1 Components and proportions of examples 1-6 and comparative examples 1-2
The children's room graffiti-preventing aqueous interior wall coating materials of examples 1 to 6 and comparative examples 1 to 2 were subjected to performance tests, and the results are shown in table 2.
Table 2 results of performance testing
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (10)
1. the doodling-preventing water-based interior wall coating for the children room is characterized by comprising the following components in parts by mass:
250-300 parts of water-based styrene-acrylic emulsion, 200-300 parts of titanium dioxide, 2-5 parts of cosolvent, 0-10 parts of pigment, 0.1-0.2 part of pH regulator, 0.1-0.2 part of defoamer, 2-5 parts of film-forming assistant, 0.3-0.5 part of dispersant, 0.3-0.5 part of base material wetting agent, 5-10 parts of deionized water and 0.5-1.0 part of thickener.
2. the children's room graffiti-proof water-based interior wall coating of claim 1, wherein the water-based styrene-acrylic emulsion is basf's 7653.
3. The graffiti-proof aqueous interior wall coating material for children's homes according to claim 1, wherein the film-forming aid is a propylene glycol phenyl ether-based film-forming aid.
4. The children's room graffiti-proof water-based interior wall coating material of claim 1, wherein the PH modifier is AMP-95 of the dow chemical industry, usa.
5. The graffiti-proof aqueous interior wall coating material for children's rooms as claimed in claim 1, wherein the defoaming agent is a phosphate ester type hydrophobic defoaming and foam suppressing agent and a silicone type defoaming agent.
6. The doodling-preventing water-based interior wall coating for the children's room as claimed in claim 1, wherein the dispersant is a polyester-modified polyphosphate dispersant.
7. The graffiti-proof aqueous interior wall coating material for children's houses according to claim 1, wherein the substrate wetting agent is a polyether-modified polysiloxane-based wetting agent.
8. The graffiti-proof aqueous interior wall coating material for children's homes according to claim 1, wherein the thickener is an alkali swelling thickener.
9. the graffiti-proof water-based interior wall coating for children's houses according to claim 1, wherein the titanium dioxide is rutile titanium dioxide.
10. a method for preparing the doodling-preventing water-based interior wall paint for children's houses according to any one of claims 1 to 9, comprising the steps of:
(1) According to the raw material ratio, 1/2 deionized water, 1/2 PH value regulator, dispersant, 1/2 defoamer, pigment and titanium dioxide are mixed and stirred for 20 minutes at the speed of 1500 r/min;
(2) According to the raw material ratio, sequentially adding the water-based styrene-acrylic emulsion, the cosolvent, the film-forming assistant, the pH value regulator of 1/2, the defoaming agent of 1/2, the deionized water of 1/2 and the base material wetting agent under the stirring condition of 500r/min, and stirring for 10 minutes at the speed of 800 r/min; then adding the mixture in the step (1), and stirring for 10 minutes at the speed of 600 r/min; adding the thickening agent, and stirring at the speed of 500r/min for 10 minutes to obtain the doodling-proof water-based interior wall coating for the children's room.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770170.0A CN110564221A (en) | 2019-08-20 | 2019-08-20 | Anti-doodling water-based interior wall coating for children's houses and preparation method thereof |
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| CN201910770170.0A CN110564221A (en) | 2019-08-20 | 2019-08-20 | Anti-doodling water-based interior wall coating for children's houses and preparation method thereof |
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| CN110564221A true CN110564221A (en) | 2019-12-13 |
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| CN201910770170.0A Pending CN110564221A (en) | 2019-08-20 | 2019-08-20 | Anti-doodling water-based interior wall coating for children's houses and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115073977A (en) * | 2022-07-05 | 2022-09-20 | 上海涂固安高科技有限公司 | Preparation method of washable high-grade water-based interior wall coating for children's houses |
-
2019
- 2019-08-20 CN CN201910770170.0A patent/CN110564221A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115073977A (en) * | 2022-07-05 | 2022-09-20 | 上海涂固安高科技有限公司 | Preparation method of washable high-grade water-based interior wall coating for children's houses |
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Application publication date: 20191213 |