CN111019479A - Coating and preparation method thereof - Google Patents
Coating and preparation method thereof Download PDFInfo
- Publication number
- CN111019479A CN111019479A CN201911330071.7A CN201911330071A CN111019479A CN 111019479 A CN111019479 A CN 111019479A CN 201911330071 A CN201911330071 A CN 201911330071A CN 111019479 A CN111019479 A CN 111019479A
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- parts
- coating
- modified graphene
- weight
- polyacrylamide
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- 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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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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)
- Inorganic Chemistry (AREA)
- Sealing Material Composition (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a coating and a preparation method thereof, wherein the coating comprises the following raw materials in parts by weight: 0.4-0.6 part of modified graphene, 2-3 parts of polyacrylamide, 4-6 parts of sodium silicate, 1-2 parts of n-butyl alcohol, 3-5 parts of glyceryl monostearate, 0.5-0.8 part of carboxymethyl cellulose, 4-7 parts of talcum powder and 40-50 parts of epoxy resin; the modified graphene is prepared by reacting graphene oxide with 3-aminophenylboronic acid. The coating is obtained by mixing the raw materials according to the parts by weight and uniformly stirring. The coating has good stability, corrosion resistance and environmental protection; meanwhile, the components in the coating are not too complex, the preparation is relatively easy, and the coating has a wide application prospect.
Description
Technical Field
The invention relates to the field of coatings, in particular to a coating and a preparation method thereof.
Background
The coating is applied to the surface of a protected or decorated object to play a role of protection or decoration, is an indispensable part in the modern building industry, underground parking lots, factories, furniture and the like need to be applied to the coating, and the paint is one of the coatings. The early paint is limited by the reason of the technology, most of the paint takes vegetable oil as a raw material, the comprehensive performance is poor, the mass production capacity is weak, and the requirements of people on life cannot be met. With the increasing requirements of people on life and work, the defects of easy cracking and non-corrosion resistance caused by heating in the existing coating are more and more emphasized by people, and the existing solutions are usually to set excessively complex formula combinations or to add some precious compounds additionally, so that on one hand, the preparation cost is increased, and on the other hand, some reagents required in the preparation process also pose certain threats to the human body and the environment, and therefore, the coating capable of solving the problems is very significant.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, solve the problems in the prior art and provide a novel coating, which is realized by the following technical scheme:
the coating comprises the following raw materials in parts by weight: 0.4-0.6 part of modified graphene, 2-3 parts of polyacrylamide, 4-6 parts of sodium silicate, 1-2 parts of n-butyl alcohol, 3-5 parts of glyceryl monostearate, 0.5-0.8 part of carboxymethyl cellulose, 4-7 parts of talcum powder and 40-50 parts of epoxy resin; the modified graphene is prepared by reacting graphene oxide with 3-aminophenylboronic acid.
According to the invention, sodium silicate is added as an exciting agent, so that the heat resistance and corrosion resistance of the coating can be improved, and the anti-cracking performance of the waterproof coating can be improved as same as that of carboxymethyl cellulose; the added polyacrylamide can improve the thermal stability of the coating on one hand and can be used as a thickening agent on the other hand; the added glyceryl monostearate can reduce the surface tension of water, so that a certain structural system is formed between ingredients more easily; the added talcum powder and n-butyl alcohol used as a defoaming agent can further improve the compactness of the coating, and in addition, the talcum powder can further improve the corrosion resistance and the thermal stability of the coating. The raw materials are definite in division and matched with each other, so that the prepared coating has good corrosion resistance, adhesive force and thermal stability.
Preferably, the coating comprises the following raw materials in parts by weight: 0.4 part of modified graphene, 2 parts of polyacrylamide, 4 parts of sodium silicate, 1 part of n-butyl alcohol, 5 parts of glyceryl monostearate, 0.8 part of carboxymethyl cellulose, 7 parts of talcum powder and 48 parts of epoxy resin.
Preferably, the coating comprises the following raw materials in parts by weight: 0.5 part of modified graphene, 3 parts of polyacrylamide, 5 parts of sodium silicate, 2 parts of n-butyl alcohol, 4 parts of glyceryl monostearate, 0.7 part of carboxymethyl cellulose, 6 parts of talcum powder and 45 parts of epoxy resin.
Preferably, the coating comprises the following raw materials in parts by weight: 0.6 part of modified graphene, 2 parts of polyacrylamide, 6 parts of sodium silicate, 1 part of n-butanol, 3 parts of glyceryl monostearate, 0.6 part of carboxymethyl cellulose, 5 parts of talcum powder and 42 parts of epoxy resin.
The invention also provides a preparation method of the coating, which comprises the following steps:
s1: adding modified graphene into water, performing ultrasonic dispersion in an ice-water bath, standing, centrifuging, and taking a supernatant to obtain a modified graphene solution;
s2: mixing the modified graphene solution with epoxy resin, talcum powder, sodium silicate, polyacrylamide, n-butanol, carboxymethyl cellulose and glyceryl monostearate according to the weight parts, uniformly stirring, and adding a proper amount of water to adjust the viscosity, thus obtaining the coating.
The invention has the beneficial effects that: the coating has good stability, corrosion resistance and environmental protection; meanwhile, the components in the coating are not too complex, the preparation is relatively easy, and the coating has a wide application prospect.
Detailed Description
The concept and technical effects of the present invention will be clearly and completely described in the following embodiments to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example 1:
the coating comprises the following raw materials in parts by weight: 0.4 part of modified graphene (prepared by reacting graphene oxide with 3-aminophenylboronic acid), 2 parts of polyacrylamide, 4 parts of sodium silicate, 1 part of n-butyl alcohol, 5 parts of glyceryl monostearate, 0.8 part of carboxymethyl cellulose, 7 parts of talcum powder and 48 parts of epoxy resin. The preparation process comprises the following steps:
s1: adding modified graphene into water, performing ultrasonic dispersion in an ice-water bath, standing, centrifuging, and taking a supernatant to obtain a modified graphene solution;
s2: mixing the modified graphene solution with epoxy resin, talcum powder, sodium silicate, polyacrylamide, n-butanol, carboxymethyl cellulose and glyceryl monostearate according to the weight parts, uniformly stirring, and adding a proper amount of water to adjust the viscosity, thus obtaining the coating.
Example 2:
the coating comprises the following raw materials in parts by weight: 0.5 part of modified graphene (prepared by reacting graphene oxide with 3-aminophenylboronic acid), 3 parts of polyacrylamide, 5 parts of sodium silicate, 2 parts of n-butyl alcohol, 4 parts of glyceryl monostearate, 0.7 part of carboxymethyl cellulose, 6 parts of talcum powder and 45 parts of epoxy resin. The preparation process comprises the following steps:
s1: adding modified graphene into water, performing ultrasonic dispersion in an ice-water bath, standing, centrifuging, and taking a supernatant to obtain a modified graphene solution;
s2: mixing the modified graphene solution with epoxy resin, talcum powder, sodium silicate, polyacrylamide, n-butanol, carboxymethyl cellulose and glyceryl monostearate according to the weight parts, uniformly stirring, and adding a proper amount of water to adjust the viscosity, thus obtaining the coating.
Example 3:
the coating comprises the following raw materials in parts by weight: 0.6 part of modified graphene (prepared by reacting graphene oxide with 3-aminophenylboronic acid), 2 parts of polyacrylamide, 6 parts of sodium silicate, 1 part of n-butyl alcohol, 3 parts of glyceryl monostearate, 0.6 part of carboxymethyl cellulose, 5 parts of talcum powder and 42 parts of epoxy resin. The preparation process comprises the following steps:
s1: adding modified graphene into water, performing ultrasonic dispersion in an ice-water bath, standing, centrifuging, and taking a supernatant to obtain a modified graphene solution;
s2: mixing the modified graphene solution with epoxy resin, talcum powder, sodium silicate, polyacrylamide, n-butanol, carboxymethyl cellulose and glyceryl monostearate according to the weight parts, uniformly stirring, and adding a proper amount of water to adjust the viscosity, thus obtaining the coating.
Example 4:
the coating materials prepared in example 1, example 2 and example 3 and the commercial coating material in the control group were coated on the steel bars, respectively, and the results are shown in table 1, and it can be seen from table 1 that the coating materials prepared in the present invention have excellent adhesion and corrosion resistance.
TABLE 1
Claims (5)
1. The coating is characterized by comprising the following raw materials in parts by weight: 0.4-0.6 part of modified graphene, 2-3 parts of polyacrylamide, 4-6 parts of sodium silicate, 1-2 parts of n-butyl alcohol, 3-5 parts of glyceryl monostearate, 0.5-0.8 part of carboxymethyl cellulose, 4-7 parts of talcum powder and 40-50 parts of epoxy resin; the modified graphene is prepared by reacting graphene oxide with 3-aminophenylboronic acid.
2. The coating according to claim 1, characterized by comprising the following raw materials in parts by weight: 0.4 part of modified graphene, 2 parts of polyacrylamide, 4 parts of sodium silicate, 1 part of n-butyl alcohol, 5 parts of glyceryl monostearate, 0.8 part of carboxymethyl cellulose, 7 parts of talcum powder and 48 parts of epoxy resin.
3. The coating according to claim 1, characterized by comprising the following raw materials in parts by weight: 0.5 part of modified graphene, 3 parts of polyacrylamide, 5 parts of sodium silicate, 2 parts of n-butyl alcohol, 4 parts of glyceryl monostearate, 0.7 part of carboxymethyl cellulose, 6 parts of talcum powder and 45 parts of epoxy resin.
4. The coating according to claim 1, characterized by comprising the following raw materials in parts by weight: 0.6 part of modified graphene, 2 parts of polyacrylamide, 6 parts of sodium silicate, 1 part of n-butanol, 3 parts of glyceryl monostearate, 0.6 part of carboxymethyl cellulose, 5 parts of talcum powder and 42 parts of epoxy resin.
5. A method for preparing a coating according to any one of claims 1 to 4, characterized in that it comprises the following steps:
s1: adding modified graphene into water, performing ultrasonic dispersion in an ice-water bath, standing, centrifuging, and taking a supernatant to obtain a modified graphene solution;
s2: mixing the modified graphene solution with epoxy resin, talcum powder, sodium silicate, polyacrylamide, n-butanol, carboxymethyl cellulose and glyceryl monostearate according to the weight parts, uniformly stirring, and adding a proper amount of water to adjust the viscosity, thus obtaining the coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330071.7A CN111019479A (en) | 2019-12-20 | 2019-12-20 | Coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330071.7A CN111019479A (en) | 2019-12-20 | 2019-12-20 | Coating and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111019479A true CN111019479A (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911330071.7A Pending CN111019479A (en) | 2019-12-20 | 2019-12-20 | Coating and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111019479A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117209226A (en) * | 2023-09-13 | 2023-12-12 | 江苏通创现代建筑产业技术研究院有限公司 | Reinforced anti-cracking concrete for assembled building and preparation method thereof |
Citations (4)
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| KR101405322B1 (en) * | 2014-02-28 | 2014-06-11 | 부림산업개발(주) | Inorganic ceramic paint for curing at room temperature and painting method using the same |
| CN107189604A (en) * | 2017-07-12 | 2017-09-22 | 合肥梵腾环保科技有限公司 | A kind of environment-friendly type building construction finishing paint and preparation method thereof |
| CN108424705A (en) * | 2018-03-15 | 2018-08-21 | 厦门大学 | A kind of high dispersion modified graphene oxide, preparation method and its anticorrosive paint |
| CN109261460A (en) * | 2018-09-10 | 2019-01-25 | 镇江朝阳机电科技有限公司 | A kind of composite anti-corrosion cable testing bridge and coating process |
-
2019
- 2019-12-20 CN CN201911330071.7A patent/CN111019479A/en active Pending
Patent Citations (4)
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| KR101405322B1 (en) * | 2014-02-28 | 2014-06-11 | 부림산업개발(주) | Inorganic ceramic paint for curing at room temperature and painting method using the same |
| CN107189604A (en) * | 2017-07-12 | 2017-09-22 | 合肥梵腾环保科技有限公司 | A kind of environment-friendly type building construction finishing paint and preparation method thereof |
| CN108424705A (en) * | 2018-03-15 | 2018-08-21 | 厦门大学 | A kind of high dispersion modified graphene oxide, preparation method and its anticorrosive paint |
| CN109261460A (en) * | 2018-09-10 | 2019-01-25 | 镇江朝阳机电科技有限公司 | A kind of composite anti-corrosion cable testing bridge and coating process |
Non-Patent Citations (3)
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| 哈成勇: "《道路涂料与涂装技术》", 31 July 2001, 化学工业出版社 * |
| 胡宏玖等: "《非石棉垫片复合材料设计与性能》", 31 March 2006, 上海大学出版社 * |
| 陈泽森等: "《水性建筑涂料生产技术》", 31 January 2007, 中国纺织出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117209226A (en) * | 2023-09-13 | 2023-12-12 | 江苏通创现代建筑产业技术研究院有限公司 | Reinforced anti-cracking concrete for assembled building and preparation method thereof |
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Application publication date: 20200417 |