CN111925484A - Partially crosslinked copolymer type anti-flying sand agent for stone-like paint and preparation method thereof - Google Patents
Partially crosslinked copolymer type anti-flying sand agent for stone-like paint and preparation method thereof Download PDFInfo
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- CN111925484A CN111925484A CN202010616063.5A CN202010616063A CN111925484A CN 111925484 A CN111925484 A CN 111925484A CN 202010616063 A CN202010616063 A CN 202010616063A CN 111925484 A CN111925484 A CN 111925484A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
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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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Abstract
The invention discloses a partial cross-linking copolymerization compound type anti-flying sand agent for stone-like paint and a preparation method thereof. The polymer prepared by the invention has good compatibility with the real stone paint, greatly improves the wet strength of the real stone paint, and overcomes the defect that the real stone paint generates a large amount of flying sand and shakeout in the construction process.
Description
Technical Field
The invention belongs to the technical field of additives for building coatings, and particularly relates to a partially crosslinked copolymer type anti-flying sand agent for real stone paint and a preparation method thereof.
Background
The stone-like paint is a kind of building paint made up by mixing polymer emulsion, various colours of natural stone powder and several assistants, and can be used for external wall of building to form the decorative effect similar to natural stone material of marble and granite, so that it is an ideal material for replacing natural stone decorative surface effect. The stone-like paint on the existing market generally has a large amount of flying sand spills in the work progress, produces the phenomenon of a large amount of shakeouts, pollutes the environment on the one hand, and on the other hand wastes a large amount of materials and increases construction cost. Therefore, it is very necessary to develop a polymer having good compatibility with stone paint to achieve no sand flying and falling during construction.
Disclosure of Invention
The invention aims to provide a partial cross-linking copolymerization compound type anti-flying sand agent for real stone paint and a preparation method thereof aiming at the defect that the existing real stone paint generates a large amount of flying sand and shakeout in the construction process.
The invention adopts the following technical scheme for realizing the aim, and the preparation method of the partial cross-linking copolymerization compound type sand-flying prevention agent for the stone-like paint is characterized by comprising the following specific processes: dissolving a monomer and a chain transfer agent in deionized water, heating to 45-50 ℃, adding an initiator, initiating a reaction system by using an oxidation-reduction system, and adding a cross-linking agent to react when the temperature is raised to 70-75 ℃ to synthesize the partial cross-linking copolymerization compound type anti-flying sand agent for the semi-network structure real stone paint;
the monomer is at least three of acrylamide, acrylic acid, sodium allylsulfonate, allyl polyethylene glycol 2000, acrylamido propyl trimethyl ammonium chloride or diethyl diallyl ammonium oxide;
the initiator is at least two of ammonium persulfate, potassium persulfate, hydrogen peroxide, sodium bisulfite or ferrous sulfate;
the chain transfer agent is at least one of mercaptoethanol or dodecyl mercaptan;
the cross-linking agent is at least one of methylol acrylamide or N, N-methylene bisacrylamide.
Further limiting, the weight percentage of each raw material in the preparation process of the partially cross-linked copolymer type anti-flying sand agent for the real stone paint is as follows: 25 to 35 percent of monomer, 0.1 to 0.2 percent of chain transfer agent, 0.2 to 0.6 percent of initiator, 0.1 to 0.5 percent of cross-linking agent and the balance of deionized water.
A preparation method of a partially crosslinked copolymer type anti-flying sand agent for real stone paint is characterized by comprising the following specific steps:
step S1: introducing nitrogen into the deionized water to remove oxygen, and introducing the nitrogen into the deionized water for 30min to remove dissolved oxygen in the deionized water;
step S2: dissolving 5 parts by weight of ammonium persulfate in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1 to prepare an initiator I; dissolving 5 parts by weight of sodium bisulfite in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare an initiator II;
step S3: dissolving 1 part by weight of mercaptoethanol in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare a chain transfer agent;
step S4: dissolving 5 parts by weight of hydroxymethyl acrylamide in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1 to prepare a cross-linking agent I; dissolving 1 part by weight of N, N-methylene bisacrylamide in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare a cross-linking agent II;
step S5: dissolving 25 parts by weight of acrylamide, 2 parts by weight of acrylic acid, 1.2 parts by weight of sodium allylsulfonate, 5 parts by weight of allyl polyethylene glycol 2000, 0.8 part by weight of acrylamidopropyl trimethyl ammonium chloride and 0.2 part by weight of chain transfer agent in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1, stirring while heating to 45-48 ℃, adding 1.6 parts by weight of initiator I and 1.6 parts by weight of initiator II, heating to 70-75 ℃, adding 0.8 part by weight of cross-linking agent I and 0.1 part by weight of cross-linking agent II, continuing stirring for 5min, stopping stirring, and carrying out static reaction for 60min to obtain the partial cross-linking copolymer type sand-flying prevention agent for the stone paint.
The partial cross-linking copolymerization compound type flying-sand preventing agent for the stone-like paint is characterized by being prepared from the above.
According to the invention, at least three monomers and at least one chain transfer agent are introduced, so that the synthesized polymer and the real stone paint have good compatibility, and further the real stone paint has good suspension property and stability.
The invention introduces at least one cross-linking agent to enable the synthesized polymer to form a semi-network structure, greatly improves intermolecular force, greatly improves the wet strength of the real stone paint when being used in the real stone paint, and enables the real stone paint to have no defects of flying sand and falling sand during construction.
Detailed Description
The present invention is described in further detail below with reference to examples, but it should not be construed that the scope of the above subject matter of the present invention is limited to the following examples, and that all the technologies realized based on the above subject matter of the present invention belong to the scope of the present invention.
Example 1
A preparation method of a partially crosslinked copolymer type anti-flying sand agent for real stone paint comprises the following specific steps:
step S1: introducing nitrogen into the deionized water to remove oxygen, and introducing the nitrogen into the deionized water for 30min to remove dissolved oxygen in the deionized water;
step S2: dissolving 5 parts by weight of ammonium persulfate in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1 to prepare an initiator I; dissolving 5 parts by weight of sodium bisulfite in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare an initiator II;
step S3: dissolving 1 part by weight of mercaptoethanol in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare a chain transfer agent;
step S4: dissolving 5 parts by weight of hydroxymethyl acrylamide in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1 to prepare a cross-linking agent I; dissolving 1 part by weight of N, N-methylene bisacrylamide in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare a cross-linking agent II;
step S5: dissolving 25 parts by weight of acrylamide, 2 parts by weight of acrylic acid, 1.2 parts by weight of sodium allylsulfonate, 5 parts by weight of allyl polyethylene glycol 2000, 0.8 part by weight of acrylamidopropyl trimethyl ammonium chloride and 0.2 part by weight of chain transfer agent in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1, stirring while heating to 45-48 ℃, adding 1.6 parts by weight of initiator I and 1.6 parts by weight of initiator II, heating to 70-75 ℃, adding 0.8 part by weight of cross-linking agent I and 0.1 part by weight of cross-linking agent II, continuing stirring for 5min, stopping stirring, and carrying out static reaction for 60min to obtain the partial cross-linking copolymer type sand-flying prevention agent for the stone paint.
The foregoing embodiments illustrate the principles, principal features and advantages of the invention, and it will be understood by those skilled in the art that the invention is not limited to the foregoing embodiments, which are merely illustrative of the principles of the invention, and that various changes and modifications may be made therein without departing from the scope of the principles of the invention.
Claims (4)
1. A preparation method of a partially crosslinked copolymer type anti-flying sand agent for real stone paint is characterized by comprising the following specific processes: dissolving a monomer and a chain transfer agent in deionized water, heating to 45-50 ℃, adding an initiator, initiating a reaction system by using an oxidation-reduction system, and adding a cross-linking agent to react when the temperature is raised to 70-75 ℃ to synthesize the partial cross-linking copolymerization compound type anti-flying sand agent for the semi-network structure real stone paint;
the monomer is at least three of acrylamide, acrylic acid, sodium allylsulfonate, allyl polyethylene glycol 2000, acrylamido propyl trimethyl ammonium chloride or diethyl diallyl ammonium oxide;
the initiator is at least two of ammonium persulfate, potassium persulfate, hydrogen peroxide, sodium bisulfite or ferrous sulfate;
the chain transfer agent is at least one of mercaptoethanol or dodecyl mercaptan;
the cross-linking agent is at least one of methylol acrylamide or N, N-methylene bisacrylamide.
2. The preparation method of the partially crosslinked copolymer type anti-flying sand agent for stone-like paint as claimed in claim 1, wherein the weight percentage of the raw materials in the preparation process is as follows: 25 to 35 percent of monomer, 0.1 to 0.2 percent of chain transfer agent, 0.2 to 0.6 percent of initiator, 0.1 to 0.5 percent of cross-linking agent and the balance of deionized water.
3. The method for preparing the partial cross-linking copolymerization compound type anti-flying sand agent for the stone-like paint as claimed in claim 1, which is characterized by comprising the following steps:
step S1: introducing nitrogen into the deionized water to remove oxygen, and introducing the nitrogen into the deionized water for 30min to remove free oxygen in the deionized water;
step S2: dissolving 5 parts by weight of ammonium persulfate in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1 to prepare an initiator I; dissolving 5 parts by weight of sodium bisulfite in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare an initiator II;
step S3: dissolving 1 part by weight of mercaptoethanol in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare a chain transfer agent;
step S4: dissolving 5 parts by weight of hydroxymethyl acrylamide in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1 to prepare a cross-linking agent I; dissolving 1 part by weight of N, N-methylene bisacrylamide in 100 parts by weight of the deoxygenated deionized water obtained in the step S1 to prepare a cross-linking agent II;
step S5: dissolving 25 parts by weight of acrylamide, 2 parts by weight of acrylic acid, 1.2 parts by weight of sodium allylsulfonate, 5 parts by weight of allyl polyethylene glycol 2000, 0.8 part by weight of acrylamidopropyl trimethyl ammonium chloride and 0.2 part by weight of chain transfer agent in 100 parts by weight of the oxygen-removed deionized water obtained in the step S1, stirring while heating to 45-48 ℃, adding 1.6 parts by weight of initiator I and 1.6 parts by weight of initiator II, heating to 70-75 ℃, adding 0.8 part by weight of cross-linking agent I and 0.1 part by weight of cross-linking agent II, continuing stirring for 5min, stopping stirring, and carrying out static reaction for 60min to obtain the partial cross-linking copolymer type sand-flying prevention agent for the stone paint.
4. A partially crosslinked copolymer type fly-out preventing agent for a real stone paint, characterized by being prepared by the method of any one of claims 1 to 3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010616063.5A CN111925484B (en) | 2020-07-01 | 2020-07-01 | Partially crosslinked copolymer compound type anti-flying sand agent for stone paint and preparation method thereof |
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| CN202010616063.5A CN111925484B (en) | 2020-07-01 | 2020-07-01 | Partially crosslinked copolymer compound type anti-flying sand agent for stone paint and preparation method thereof |
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| CN111925484A true CN111925484A (en) | 2020-11-13 |
| CN111925484B CN111925484B (en) | 2023-05-09 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015107163A1 (en) * | 2014-01-17 | 2015-07-23 | Nuplex Resins B.V. | Waterborne coating composition with improved open time |
| CN105441056A (en) * | 2015-10-26 | 2016-03-30 | 中国石油集团西部钻探工程有限公司井下作业公司 | Polymer thickener for high-temperature-resistant water-based fracturing fluid and production method for polymer thickener |
| CN106146730A (en) * | 2015-03-25 | 2016-11-23 | 中国石油天然气股份有限公司 | A kind of acrylamide copolymer thickening agent and preparation method thereof and fracturing fluid |
| CN106830753A (en) * | 2017-01-05 | 2017-06-13 | 安徽柏瑞特家居装饰品有限公司 | A kind of true mineral varnish of high-quality and preparation method thereof |
| CN107177261A (en) * | 2017-06-23 | 2017-09-19 | 张聪聪 | High-performance sand textured coating and preparation method thereof |
| CN109455983A (en) * | 2018-10-10 | 2019-03-12 | 舒城白桦林涂料有限公司 | A kind of sand textured coating of preventing sand drop and preparation method thereof |
-
2020
- 2020-07-01 CN CN202010616063.5A patent/CN111925484B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015107163A1 (en) * | 2014-01-17 | 2015-07-23 | Nuplex Resins B.V. | Waterborne coating composition with improved open time |
| CN106146730A (en) * | 2015-03-25 | 2016-11-23 | 中国石油天然气股份有限公司 | A kind of acrylamide copolymer thickening agent and preparation method thereof and fracturing fluid |
| CN105441056A (en) * | 2015-10-26 | 2016-03-30 | 中国石油集团西部钻探工程有限公司井下作业公司 | Polymer thickener for high-temperature-resistant water-based fracturing fluid and production method for polymer thickener |
| CN106830753A (en) * | 2017-01-05 | 2017-06-13 | 安徽柏瑞特家居装饰品有限公司 | A kind of true mineral varnish of high-quality and preparation method thereof |
| CN107177261A (en) * | 2017-06-23 | 2017-09-19 | 张聪聪 | High-performance sand textured coating and preparation method thereof |
| CN109455983A (en) * | 2018-10-10 | 2019-03-12 | 舒城白桦林涂料有限公司 | A kind of sand textured coating of preventing sand drop and preparation method thereof |
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Effective date of registration: 20230419 Address after: 453000 Yuan, 50 meters north of Wanggucheng Village, Pingyuan Township, Weibin District, Xinxiang City, Henan Province Applicant after: Xinxiang Haichuan New Material Technology Co.,Ltd. Address before: 453000 North of Wang Gucheng Village, Pingyuan Township, Weibin District, Xinxiang City, Henan Province Applicant before: Xinxiang Shiji Coatings Co.,Ltd. |
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