CN111925484B - Partially crosslinked copolymer compound type anti-flying sand agent for stone paint and preparation method thereof - Google Patents
Partially crosslinked copolymer compound type anti-flying sand agent for stone paint and preparation method thereof Download PDFInfo
- Publication number
- CN111925484B CN111925484B CN202010616063.5A CN202010616063A CN111925484B CN 111925484 B CN111925484 B CN 111925484B CN 202010616063 A CN202010616063 A CN 202010616063A CN 111925484 B CN111925484 B CN 111925484B
- Authority
- CN
- China
- Prior art keywords
- weight
- parts
- deionized water
- stone paint
- 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.)
- Active
Links
Classifications
-
- 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
-
- 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
-
- 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
Abstract
The invention discloses a partially crosslinked copolymer type anti-sand agent for stone 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 compound type anti-flying sand agent for a stone paint and a preparation method thereof.
Background
The stone-like paint is a building paint prepared by mixing polymer emulsion, natural stone powder with various colors and various auxiliary agents, and can be used for forming the decoration effect of natural stone materials like marble, granite and the like on the outer wall of a building, and is an ideal material for replacing the decoration effect of the natural stone materials. The real mineral varnish in the existing market generally has a large amount of sand splashes in the construction process, and a large amount of shakeout is generated, so that on one hand, the environment is polluted, and on the other hand, a large amount of materials are wasted, and the construction cost is increased. Therefore, it is very necessary to develop a polymer which has good compatibility with stone paint to realize no sand fly and shakeout during construction.
Disclosure of Invention
The invention aims at solving the defect that a large amount of flying sand and falling sand are generated in the construction process of the existing real stone paint, and provides a partially crosslinked copolymer compound type flying sand prevention agent for the real stone paint and a preparation method thereof.
The invention adopts the following technical scheme to achieve the aim, and relates to a preparation method of a partially crosslinked copolymer compound type anti-flying sand agent for stone paint, which 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 partially cross-linked copolymer compound type anti-flying sand agent for the semi-reticular real stone paint;
the monomer is at least three of acrylamide, acrylic acid, sodium allylsulfonate, allyl polyethylene glycol 2000, acrylamide 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 the raw materials in the preparation process of the partial cross-linking copolymer compound 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 compound type anti-flying sand agent for stone paint is characterized by comprising the following specific steps:
step S1: introducing nitrogen into deionized water to remove oxygen, and introducing 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 deoxidized deionized water obtained in the step S1 to prepare an initiator I; dissolving 5 parts by weight of sodium bisulphite in 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare an initiator II;
step S3: dissolving 1 part by weight of mercaptoethanol into 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a chain transfer agent;
step S4: dissolving 5 parts by weight of methylol acrylamide in 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a crosslinking agent I; dissolving 1 part by weight of N, N-methylene bisacrylamide into 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a crosslinking 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 acrylamide propyl trimethyl ammonium chloride and 0.2 part by weight of chain transfer agent in 100 parts by weight of deoxidized deionized water obtained in the step S1, stirring and 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 parts 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 anti-flying sand agent for the real stone paint.
The invention relates to a partially crosslinked copolymer compound type anti-flying sand agent for stone paint, which is characterized by being prepared by the method.
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.
According to the invention, at least one cross-linking agent is introduced to enable the synthesized polymer to form a semi-network structure, so that the intermolecular acting force is greatly improved, the wet strength of the real stone paint is greatly improved when the cross-linking agent is used in the real stone paint, and the defect of sand flying and sand falling of the real stone paint in construction is avoided.
Detailed Description
The above-described matters of the present invention will be described in further detail by way of examples, but it should not be construed that the scope of the above-described subject matter of the present invention is limited to the following examples, and all techniques realized based on the above-described matters of the present invention are within the scope of the present invention.
Example 1
A preparation method of a partially crosslinked copolymer compound type anti-flying sand agent for stone paint comprises the following specific steps:
step S1: introducing nitrogen into deionized water to remove oxygen, and introducing 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 deoxidized deionized water obtained in the step S1 to prepare an initiator I; dissolving 5 parts by weight of sodium bisulphite in 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare an initiator II;
step S3: dissolving 1 part by weight of mercaptoethanol into 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a chain transfer agent;
step S4: dissolving 5 parts by weight of methylol acrylamide in 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a crosslinking agent I; dissolving 1 part by weight of N, N-methylene bisacrylamide into 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a crosslinking 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 acrylamide propyl trimethyl ammonium chloride and 0.2 part by weight of chain transfer agent in 100 parts by weight of deoxidized deionized water obtained in the step S1, stirring and 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 parts 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 anti-flying sand agent for the real stone paint.
While the basic principles, principal features and advantages of the present invention have been described in the foregoing examples, it will be appreciated by those skilled in the art that the present invention is not limited by the foregoing examples, but is merely illustrative of the principles of the invention, and various changes and modifications can be made without departing from the scope of the invention, which is defined by the appended claims.
Claims (3)
1. The application of the partially crosslinked copolymer compound as a real stone paint anti-flying agent is characterized in that the partially crosslinked copolymer compound is prepared by the following steps: dissolving monomers and chain transfer agents in deionized water, heating to 45-50 ℃, adding an initiator, initiating a reaction system by using a redox system, adding a cross-linking agent to react to synthesize a half-network structure partially cross-linked copolymer compound when the temperature is raised to 70-75 ℃, and introducing at least three monomers and at least one chain transfer agent to ensure that the synthesized partially cross-linked polymer has good compatibility with the real stone paint, so that the real stone paint has good suspension property and stability, and introducing at least one cross-linking agent to ensure that the synthesized partially cross-linked polymer forms a half-network structure, so that the intermolecular acting force is greatly improved, the wet strength of the real stone paint is greatly improved when the real stone paint is used in the real stone paint, and the real stone paint has no flying sand and shakeout during construction;
the monomer is at least three of acrylamide, acrylic acid, sodium allylsulfonate, allyl polyethylene glycol 2000, acrylamide propyl trimethyl ammonium chloride or diethyl diallyl ammonium chloride;
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 use according to claim 1, characterized in that the weight percentages of the raw materials in the preparation of the partially crosslinked copolymer compound are: 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. Use according to claim 1, characterized in that the specific preparation steps of the partially crosslinked copolymer compound are:
step S1: introducing nitrogen into deionized water to remove oxygen, and introducing 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 deoxidized deionized water obtained in the step S1 to prepare an initiator I; dissolving 5 parts by weight of sodium bisulphite in 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare an initiator II;
step S3: dissolving 1 part by weight of mercaptoethanol into 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a chain transfer agent;
step S4: dissolving 5 parts by weight of methylol acrylamide in 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a crosslinking agent I; dissolving 1 part by weight of N, N-methylene bisacrylamide into 100 parts by weight of deoxidized deionized water obtained in the step S1 to prepare a crosslinking 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 acrylamide propyl trimethyl ammonium chloride and 0.2 part by weight of chain transfer agent in 100 parts by weight of deoxidized deionized water obtained in the step S1, stirring and 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 parts 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 anti-flying sand agent for the real stone paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111925484A CN111925484A (en) | 2020-11-13 |
| CN111925484B true CN111925484B (en) | 2023-05-09 |
Family
ID=73316788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010616063.5A Active CN111925484B (en) | 2020-07-01 | 2020-07-01 | Partially crosslinked copolymer compound type anti-flying sand agent for stone paint and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111925484B (en) |
Family Cites Families (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 |
| CN106146730B (en) * | 2015-03-25 | 2018-07-13 | 中国石油天然气股份有限公司 | A kind of acrylamide copolymer thickener 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 |
| CN107177261B (en) * | 2017-06-23 | 2019-07-26 | 河北晨阳工贸集团有限公司 | 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
Also Published As
| Publication number | Publication date |
|---|---|
| CN111925484A (en) | 2020-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106543333B (en) | High-corrosion-resistance acrylic emulsion, preparation method thereof and water-based acrylic anticorrosive paint | |
| CN112266439B (en) | Ammonia-free waterproof emulsion and preparation method thereof | |
| CN105461866B (en) | A kind of viscosity reduction type polycarboxylate water-reducer and preparation method thereof | |
| CN106752621A (en) | Aqueous environment protection water-fast, solvent resistant water paint high and its synthetic method | |
| CN111333783A (en) | Preparation method of hydroxyl acrylate emulsion for water-based wood paint | |
| CN111925484B (en) | Partially crosslinked copolymer compound type anti-flying sand agent for stone paint and preparation method thereof | |
| CN104774287B (en) | Polyacrylate emulsion microgel and preparation method thereof | |
| MXPA00010748A (en) | Emulsion polymers. | |
| CN108329422A (en) | A kind of water-in-water type microballoon profile control agent and preparation method thereof | |
| KR102464782B1 (en) | Acrylic copolymer composition, method for preparing the copolymer composition and resin composition comprising the copolymer composition | |
| CN111040077A (en) | Modified itaconic acid and maleic acid copolymer, preparation method and application thereof | |
| CA1134549A (en) | Carboxylated vinyl pyrrolidone copolymers | |
| CN113736027A (en) | Polymer gel temporary plugging agent, multistage structure gel temporary plugging agent obtained by using same and preparation method of multistage structure gel temporary plugging agent | |
| CN106590189A (en) | Fluororesin-modified high-chlorinated polyethylene anti-corrosion composite coating and preparation method of same | |
| CN106590188A (en) | High-chlorinated polyethylene composite anti-corrosion coating being excellent in fireproofing performance and preparation method thereof | |
| CN107459603B (en) | Hydroxy-rich micro-gel emulsion and preparation method thereof | |
| CN116715797B (en) | High-gloss ultra-long salt fog-resistant aqueous acrylic emulsion and preparation method thereof | |
| CN106543352A (en) | A kind of hydrophobic associated polymer and its preparation method and application | |
| CN105585272A (en) | Novel concrete reinforcing agent | |
| CN108727917A (en) | A kind of Sun-proof Powder Paint for Automobile and preparation method thereof | |
| EP0317662B1 (en) | Thixotropic thickening agent for aqueous systems | |
| CN112063281B (en) | Water-based two-component wood paint and preparation method thereof | |
| CN114773945B (en) | Water-resistant elastic white water coating and preparation method thereof | |
| CN112661898A (en) | Synthesis method of concrete state regulator | |
| CN111635656A (en) | Preparation of high-vitrification film-forming-temperature acrylic modified emulsion and anticorrosive paint thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
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. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |