CN113683928A - High-strength primer for building exterior wall - Google Patents
High-strength primer for building exterior wall Download PDFInfo
- Publication number
- CN113683928A CN113683928A CN202110976761.0A CN202110976761A CN113683928A CN 113683928 A CN113683928 A CN 113683928A CN 202110976761 A CN202110976761 A CN 202110976761A CN 113683928 A CN113683928 A CN 113683928A
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- CN
- China
- Prior art keywords
- primer
- parts
- building exterior
- strength
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000839 emulsion Substances 0.000 claims abstract description 24
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims abstract description 14
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims abstract description 14
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims abstract description 14
- 239000008367 deionised water Substances 0.000 claims abstract description 11
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 23
- 239000012752 auxiliary agent Substances 0.000 claims description 19
- 239000002270 dispersing agent Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 10
- 239000003822 epoxy resin Substances 0.000 claims description 8
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 230000000844 anti-bacterial effect Effects 0.000 claims description 7
- 239000003899 bactericide agent Substances 0.000 claims description 7
- 239000002562 thickening agent Substances 0.000 claims description 7
- 238000009736 wetting Methods 0.000 claims description 7
- 239000002518 antifoaming agent Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 229960004063 propylene glycol Drugs 0.000 claims description 5
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 235000013772 propylene glycol Nutrition 0.000 claims description 2
- 230000002528 anti-freeze Effects 0.000 claims 1
- 239000013530 defoamer Substances 0.000 claims 1
- 239000003973 paint Substances 0.000 abstract description 14
- 230000003796 beauty Effects 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/002—Priming paints
-
- C—CHEMISTRY; METALLURGY
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- 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 provides a high-strength primer for building exterior walls, which comprises the following raw materials in parts by weight: 35-50 parts of high-strength permeable acrylic emulsion, 0.3-0.5 part of hydroxyethyl cellulose, 2-3 parts of film-forming assistant, 3-8 parts of assistant and 20-30 parts of deionized water. In order to prolong the service life of the building outer wall and enhance the beauty of the building outer wall, paint, such as organic paint, is often required to be painted on the surface of the building outer wall. However, part of the organic paint is easy to peel off after long-term use due to low adhesion with concrete. According to the invention, the high-strength permeable acrylic emulsion and the hydroxyethyl cellulose are adopted, so that the building exterior wall surface can be effectively bonded, the bonding capacity with the finish paint is improved, and the adhesion of the finish paint on the building surface is further improved.
Description
Technical Field
The invention relates to the field of coatings, in particular to a high-strength primer for an exterior wall of a building.
Background
The building is built by adopting concrete, the color of the concrete main body is gray, the building is not attractive enough, and if the concrete is in direct contact with the outside, the concrete is easy to damage due to the problems of rainwater soaking, wind blowing and the like, so that the service life of the building outer wall structure is seriously influenced. In order to prolong the service life of the building outer wall and enhance the beauty of the building outer wall, paint, such as organic paint, is often required to be painted on the surface of the building outer wall. However, part of the organic paint is easy to peel off after long-term use due to low adhesion with concrete.
Disclosure of Invention
The invention provides a high-strength primer for building exterior walls, which can be used as a primer to improve the adhesion of a finish on the building surface.
The invention provides a high-strength primer for building exterior walls, which comprises the following raw materials in parts by weight: 35-50 parts of high-strength permeable acrylic emulsion, 0.3-0.5 part of hydroxyethyl cellulose, 2-3 parts of film-forming assistant, 3-8 parts of assistant and 20-30 parts of deionized water.
Further, the auxiliary agent is at least one of a wetting dispersant, a thickening agent, a flatting agent, a defoaming agent, an antifreezing agent and a bactericide.
Further, the pH value of the primer is 8.0-9.5.
Furthermore, the auxiliary agent comprises 0.2-0.3 part of wetting dispersant, 0.3-0.8 part of thickening agent, 0.2-0.3 part of flatting agent, 0.2-0.4 part of defoaming agent, 2-6 parts of antifreezing agent and 0.1-0.2 part of bactericide.
Further, the high-strength permeable acrylic emulsion is a dow 2133 emulsion.
Still further, the coalescent is a decaglycol ester, 1, 2-propanediol, or a combination of both; the leveling agent is a polyether modified leveling agent.
Further, the dispersant is one or more of 731A, 963, and 1124 available from Rohm and Haas.
Further, the preparation method comprises the following steps:
s1, mixing and stirring the high-strength permeable acrylic emulsion, hydroxyethyl cellulose, deionized water and an auxiliary agent uniformly;
s2, after the pH value of the S1 system is adjusted to 8.0-9.5, the film forming auxiliary agent is added under stirring;
s3, filtering the S2 system by using a 80-100 mesh screen to obtain a finished product.
Furthermore, the primer also comprises 5-10 parts of epoxy resin.
Still further, the primer also comprises 0.1-0.5 part of photoinitiator.
Compared with the prior art, the invention can effectively bond the surface of the building outer wall by adopting the high-strength permeable acrylic emulsion and the hydroxyethyl cellulose, improve the binding capacity with the finish paint and further improve the adhesive force of the finish paint on the building surface.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1
The high-strength primer for the building exterior wall comprises the following raw materials in parts by weight: 35 parts of high-strength permeable acrylic emulsion, 0.5 part of hydroxyethyl cellulose, 3 parts of a film-forming assistant, 3 parts of an assistant and 20 parts of deionized water.
Wherein the auxiliary agent comprises 0.2 part of wetting dispersant, 0.8 part of thickening agent, 0.2 part of flatting agent, 0.2 part of defoaming agent, 6 parts of antifreezing agent and 0.2 part of bactericide.
The high-strength permeable acrylic emulsion is a Dow 2133 emulsion.
The film-forming assistant is 1, 2-propylene glycol; the leveling agent is a polyether modified leveling agent.
The dispersant was 731A from rocheus corporation.
The preparation method provided by the embodiment of the invention comprises the following steps:
s1, mixing and stirring the high-strength permeable acrylic emulsion, hydroxyethyl cellulose, deionized water and an auxiliary agent uniformly;
s2, after the pH value of the S1 system is adjusted to 8.0-9.5, the film forming auxiliary agent is added under stirring;
s3, filtering the S2 system by using a 100-mesh screen to obtain a finished product.
Example 2
The high-strength primer for the building exterior wall comprises the following raw materials in parts by weight: 35 parts of high-strength permeable acrylic emulsion, 0.5 part of hydroxyethyl cellulose, 3 parts of a film-forming auxiliary agent, 3 parts of an auxiliary agent, 20 parts of deionized water, 5 parts of epoxy resin and 0.5 part of a photoinitiator.
Wherein the auxiliary agent comprises 0.2 part of wetting dispersant, 0.8 part of thickening agent, 0.2 part of flatting agent, 0.2 part of defoaming agent, 6 parts of antifreezing agent and 0.2 part of bactericide. The photoinitiator is 2-hydroxy-2-methyl-1-phenyl acetone. The epoxy resin is alicyclic epoxy resin, glycerin epoxy resin and vinyl epoxy resin according to the weight ratio of 5: 1: 2, mixing the components.
The high-strength permeable acrylic emulsion is a Dow 2133 emulsion.
The film-forming assistant is 1, 2-propylene glycol; the leveling agent is a polyether modified leveling agent.
The dispersant was 731A from rocheus corporation.
The preparation method provided by the embodiment of the invention comprises the following steps:
s1, mixing and stirring the high-strength permeable acrylic emulsion, hydroxyethyl cellulose, deionized water and an auxiliary agent uniformly;
s2, after the pH value of the S1 system is adjusted to 8.0-9.5, the film forming auxiliary agent is added under stirring;
s3, filtering the S2 system by using a 100-mesh screen to obtain a finished product.
Comparative example
The comparison example of the invention comprises the following raw materials in parts by weight: 35 parts of acrylic emulsion, 0.5 part of hydroxyethyl cellulose, 3 parts of a film-forming assistant, 3 parts of an assistant and 20 parts of deionized water.
Wherein the auxiliary agent comprises 0.2 part of wetting dispersant, 0.8 part of thickening agent, 0.2 part of flatting agent, 0.2 part of defoaming agent, 6 parts of antifreezing agent and 0.2 part of bactericide. The acrylic emulsion is pure acrylic emulsion.
The film-forming assistant is 1, 2-propylene glycol; the leveling agent is a polyether modified leveling agent.
The dispersant was 731A from rocheus corporation.
The preparation method of the comparison example comprises the following steps:
s1, mixing and stirring the acrylic emulsion, the hydroxyethyl cellulose, the deionized water and the auxiliary agent uniformly;
s2, after the pH value of the S1 system is adjusted to 8.0-9.5, the film forming auxiliary agent is added under stirring;
s3, filtering the S2 system by using a 100-mesh screen to obtain a finished product.
The primers of the examples and the comparative examples of the present invention were sprayed on the concrete surface, cured to form a paint film, and the paint film was tested for physical properties as shown in the following table.
According to the embodiment of the invention, the high-strength permeable acrylic emulsion and the hydroxyethyl cellulose are adopted, so that the building exterior wall surface can be effectively bonded, the bonding capability with the building surface is improved, the adhesive force of the finish paint on the building surface is further improved, and the finish paint has good aging resistance and corrosion resistance. In addition, the effective adhesion to the building surface is further improved by adopting the epoxy resin in the embodiment 2 of the invention.
Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.
Claims (10)
1. The high-strength primer for the building exterior wall is characterized by comprising the following raw materials in parts by weight: 35-50 parts of high-strength permeable acrylic emulsion, 0.3-0.5 part of hydroxyethyl cellulose, 2-3 parts of film-forming assistant, 3-8 parts of assistant and 20-30 parts of deionized water.
2. The primer for the high-strength building exterior wall according to claim 1, wherein the auxiliary agent is at least one of a wetting dispersant, a thickener, a leveling agent, a defoaming agent, an antifreezing agent and a bactericide.
3. The primer for high strength building exterior walls according to claim 1, wherein the pH of the primer is 8.0-9.5.
4. The primer for the high-strength building exterior wall as claimed in claim 2, wherein the auxiliary agent comprises 0.2-0.3 part of wetting dispersant, 0.3-0.8 part of thickener, 0.2-0.3 part of leveling agent, 0.2-0.4 part of defoamer, 2-6 parts of antifreeze and 0.1-0.2 part of bactericide.
5. The primer for high strength building exterior wall according to claim 1, wherein the high strength permeable acrylic emulsion is a dow 2133 emulsion.
6. The primer for high-strength building exterior walls according to claim 2, wherein the film forming aid is a decaglycol ester, 1, 2-propanediol or a combination of the two; the leveling agent is a polyether modified leveling agent.
7. The primer for high strength building exterior wall according to claim 2, wherein the dispersant is one or more of 731A, 963 and 1124 manufactured by Rohm and Haas company.
8. The primer for high-strength building exterior walls according to any one of claims 1 to 7, wherein the preparation method comprises the following steps:
s1, mixing and stirring the high-strength permeable acrylic emulsion, hydroxyethyl cellulose, deionized water and an auxiliary agent uniformly;
s2, after the pH value of the S1 system is adjusted to 8.0-9.5, the film forming auxiliary agent is added under stirring;
s3, filtering the S2 system by using a 80-100 mesh screen to obtain a finished product.
9. The primer for high-strength building exterior walls according to claim 2, wherein the primer further comprises 5-10 parts of epoxy resin.
10. The primer for high strength building exterior walls according to claim 9, wherein the primer further comprises 0.1-0.5 parts of photoinitiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110976761.0A CN113683928A (en) | 2021-08-24 | 2021-08-24 | High-strength primer for building exterior wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110976761.0A CN113683928A (en) | 2021-08-24 | 2021-08-24 | High-strength primer for building exterior wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113683928A true CN113683928A (en) | 2021-11-23 |
Family
ID=78582057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110976761.0A Pending CN113683928A (en) | 2021-08-24 | 2021-08-24 | High-strength primer for building exterior wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113683928A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119463702A (en) * | 2025-01-16 | 2025-02-18 | 寿光市鲁丽木业股份有限公司 | A flame retardant heat-insulating coating and its application in oriented strand board |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086536A (en) * | 2015-08-05 | 2015-11-25 | 天长市开林化工有限公司 | Special high-performance emulsion paint for building external wall |
| CN105131740A (en) * | 2015-09-10 | 2015-12-09 | 三棵树涂料股份有限公司 | Primer for building external wall and preparation method thereof |
| CN106700814A (en) * | 2015-07-20 | 2017-05-24 | 上海三银涂料科技股份有限公司 | Water-based high-adhesion diving joint priming paint as well as preparation method and application thereof |
| CN106905788A (en) * | 2015-12-23 | 2017-06-30 | 天长市高新技术创业服务中心 | A kind of coating used for building exterior wall |
| CN109096805A (en) * | 2018-08-17 | 2018-12-28 | 河南益安新材料有限公司 | A kind of exterior wall high adhesion force, alkali-resisting primer and preparation method thereof |
-
2021
- 2021-08-24 CN CN202110976761.0A patent/CN113683928A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106700814A (en) * | 2015-07-20 | 2017-05-24 | 上海三银涂料科技股份有限公司 | Water-based high-adhesion diving joint priming paint as well as preparation method and application thereof |
| CN105086536A (en) * | 2015-08-05 | 2015-11-25 | 天长市开林化工有限公司 | Special high-performance emulsion paint for building external wall |
| CN105131740A (en) * | 2015-09-10 | 2015-12-09 | 三棵树涂料股份有限公司 | Primer for building external wall and preparation method thereof |
| CN106905788A (en) * | 2015-12-23 | 2017-06-30 | 天长市高新技术创业服务中心 | A kind of coating used for building exterior wall |
| CN109096805A (en) * | 2018-08-17 | 2018-12-28 | 河南益安新材料有限公司 | A kind of exterior wall high adhesion force, alkali-resisting primer and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 崔玉民主编: "《绿色环保功能涂料》", 31 January 2019, 中国书籍出版社 * |
| 汪盛藻主编: "《汽车修补涂料与修补技术》", 30 June 1997, 中国物资出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119463702A (en) * | 2025-01-16 | 2025-02-18 | 寿光市鲁丽木业股份有限公司 | A flame retardant heat-insulating coating and its application in oriented strand board |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20211123 |