CN108314981B - Environment-friendly thermoplastic resin water-based adhesive - Google Patents
Environment-friendly thermoplastic resin water-based adhesive Download PDFInfo
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- CN108314981B CN108314981B CN201810128557.1A CN201810128557A CN108314981B CN 108314981 B CN108314981 B CN 108314981B CN 201810128557 A CN201810128557 A CN 201810128557A CN 108314981 B CN108314981 B CN 108314981B
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J151/00—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
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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
- C08F261/00—Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group C08F16/00
- C08F261/02—Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group C08F16/00 on to polymers of unsaturated alcohols
- C08F261/04—Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group C08F16/00 on to polymers of unsaturated alcohols on to polymers of vinyl alcohol
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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
- C08F263/00—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00
- C08F263/02—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00 on to polymers of vinyl esters with monocarboxylic acids
- C08F263/04—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00 on to polymers of vinyl esters with monocarboxylic acids on to polymers of vinyl acetate
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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
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J151/00—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J151/08—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses an environment-friendly thermoplastic resin aqueous adhesive, which comprises the following raw materials of acrylic acid, acrylic esters, polyvinyl acetate emulsion, polymer polyol, ammonium persulfate, soybean fatty acid, preservative, dispersant, thickening agent, cross-linking agent, emulsifier and deionized water. The environment-friendly thermoplastic resin water-based adhesive disclosed by the invention has better stability, high drying speed in use, strong moisture resistance of an adhesive film and strong durability, and the used raw materials are environment-friendly and non-toxic, so that the defect of environmental friendliness of the traditional adhesive is overcome, and the environment-friendly thermoplastic resin water-based adhesive has strong practical value.
Description
The invention is a divisional application of a patent with the application number of 2016103337641 and the application date of 2016, 05 and 19, and the name of the invention is 'a preparation method of an environment-friendly thermoplastic resin water-based adhesive'.
Technical Field
The invention relates to preparation of an adhesive, in particular to a preparation method of an environment-friendly thermoplastic resin water-based adhesive.
Background
With the rapid development of commodity economy, the commodity packaging industry develops correspondingly and rapidly, the relationship between the package and the adhesive is very close, and the modern commodity package with five colors can not be realized without the adhesive.
The adhesive has wide application, so the environmental protection problem of the adhesive is also valued by people, a plurality of organic compound raw materials used in the development process of the traditional adhesive, especially toxic and harmful solvents and diluents have larger risks to environmental pollutants and human bodies, and how to seek the adhesive which is environment-friendly and safe, has good stability, high drying speed and strong moisture resistance becomes a technical problem to be solved urgently in the industry.
Thermoplastic resin is a common material for preparing the adhesive, but the traditional preparation method or auxiliary agent has a plurality of places which are unfavorable to the environment, and the problem can be solved by improving the type, content and polymerization condition of specific monomers and developing the water-based adhesive.
Disclosure of Invention
The purpose of the invention is as follows: in order to solve the problems in the prior art, the invention provides a preparation method of an environment-friendly thermoplastic water-based resin adhesive which has the advantages of good stability, easy drying, strong moisture resistance, strong durability, no harm to the environment and safety for human bodies.
The technical scheme is as follows: in order to achieve the above purpose, the invention adopts the following technical scheme: the preparation method of the environment-friendly thermoplastic resin water-based adhesive comprises the following steps:
(1) firstly, preparing the following raw materials by weight: 20-25 parts of acrylic acid, 5-15 parts of acrylates, 12-18 parts of polyvinyl acetate emulsion, 8-12 parts of polymer polyol, 4-8 parts of ammonium persulfate, 3-6 parts of soybean fatty acid, 1-2 parts of preservative, 4-6 parts of dispersant, 5-8 parts of thickener, 3-8 parts of cross-linking agent, 6-12 parts of emulsifier and 50-150 parts of deionized water;
(2) preparation of pre-emulsion: adding half amount of deionized water, acrylic acid, acrylates, polymer polyol, ammonium persulfate and half amount of emulsifier into a closed reaction kettle with a stirrer, and emulsifying under high-speed stirring to obtain pre-emulsion for later use;
(3) adding the rest of water and emulsifier into a polymerization kettle, raising the temperature to 40-50 ℃, adding polyvinyl acetate emulsion, soybean fatty acid, dispersant and cross-linking agent, continuously heating while stirring, raising the temperature to 65-75 ℃, enabling the emulsion in the reaction kettle to be blue and refluxing, adding the pre-emulsion obtained in the step (2) when the reflux is reduced, uniformly mixing, continuously heating to 90 ℃, maintaining for 10-15min, and cooling;
(4) and (4) when the temperature of the mixed solution in the step (3) is reduced to 40-50 ℃, adding the preservative and the thickening agent, stirring uniformly, continuously cooling to room temperature, and discharging to obtain the environment-friendly thermoplastic resin aqueous adhesive.
More preferably, the acrylate is one of ethyl acrylate, 2-ethylhexyl acrylate and 2-hydroxypropyl acrylate.
More preferably, the polymer polyol is polyvinyl alcohol or polyethylene glycol.
More preferably, the preservative is benzoic acid or sodium dehydroacetate.
More preferably, the dispersant is one or more of ethylene-acrylic acid copolymer, ethylene-vinyl acetate copolymer and vinyl bis stearamide.
More preferably, the thickener is diatomaceous earth.
More preferably, the cross-linking agent is a mixture of zinc acetate and dicumyl peroxide in a mass ratio of 1: 2.
More preferably, the emulsifier is a span emulsifier.
More preferably, the span emulsifier is span-20 or span-60.
Has the advantages that: the invention provides a preparation method of an environment-friendly thermoplastic resin water-based adhesive, aiming at the defects of the existing adhesive, the environment-friendly thermoplastic resin water-based adhesive is prepared by acrylic acid, acrylic esters, polyvinyl acetate emulsion, polymer polyol, ammonium persulfate, soybean fatty acid, preservative, dispersant, thickening agent, cross-linking agent, emulsifier and deionized water by a certain method.
Detailed Description
Example 1:
the preparation method of the environment-friendly thermoplastic resin water-based adhesive comprises the following steps:
(1) firstly, preparing the following raw materials by weight: 20 parts of acrylic acid, 5 parts of acrylates, 12 parts of polyvinyl acetate emulsion, 8 parts of polymer polyol, 4 parts of ammonium persulfate, 3 parts of soybean fatty acid, 1 part of preservative, 4 parts of dispersant, 5 parts of thickener, 3 parts of cross-linking agent, 6 parts of emulsifier and 50 parts of deionized water;
(2) preparation of pre-emulsion: adding half amount of deionized water, acrylic acid, acrylates, polymer polyol, ammonium persulfate and half amount of emulsifier into a closed reaction kettle with a stirrer, and emulsifying under high-speed stirring to obtain pre-emulsion for later use;
(3) adding the rest of water and an emulsifier into a polymerization kettle, raising the temperature to 40 ℃, adding a polyvinyl acetate emulsion, a soybean fatty acid, a dispersing agent and a cross-linking agent, continuously heating while stirring, raising the temperature to 65 ℃, enabling the emulsion in the reaction kettle to emit blue light and generate reflux, adding the pre-emulsion obtained in the step (2) when the reflux is reduced, uniformly mixing, continuously heating to 90 ℃, maintaining for 10min, and cooling;
(4) and (4) when the temperature of the mixed solution in the step (3) is reduced to 40 ℃, adding the preservative and the thickening agent, uniformly stirring, continuously cooling to room temperature, and discharging to obtain the environment-friendly thermoplastic resin aqueous adhesive.
Wherein the acrylate is ethyl acrylate; the polymer polyol is polyvinyl alcohol; the preservative is benzoic acid; the dispersing agent is an ethylene-acrylic acid copolymer; the thickening agent is diatomite; the cross-linking agent is a mixture of zinc acetate and dicumyl peroxide in a mass ratio of 1: 2; the emulsifier is span emulsifier, specifically span-20.
Example 2:
the preparation method of the environment-friendly thermoplastic resin water-based adhesive comprises the following steps:
(1) firstly, preparing the following raw materials by weight: 25 parts of acrylic acid, 15 parts of acrylates, 18 parts of polyvinyl acetate emulsion, 12 parts of polymer polyol, 8 parts of ammonium persulfate, 6 parts of soybean fatty acid, 2 parts of preservative, 6 parts of dispersant, 8 parts of thickener, 8 parts of cross-linking agent, 12 parts of emulsifier and 150 parts of deionized water;
(2) preparation of pre-emulsion: adding half amount of deionized water, acrylic acid, acrylates, polymer polyol, ammonium persulfate and half amount of emulsifier into a closed reaction kettle with a stirrer, and emulsifying under high-speed stirring to obtain pre-emulsion for later use;
(3) adding the rest of water and an emulsifier into a polymerization kettle, raising the temperature to 50 ℃, adding a polyvinyl acetate emulsion, a soybean fatty acid, a dispersing agent and a cross-linking agent, continuously heating while stirring, raising the temperature to 75 ℃, enabling the emulsion in the reaction kettle to emit blue light and generate reflux, adding the pre-emulsion obtained in the step (2) when the reflux is reduced, uniformly mixing, continuously heating to 90 ℃, maintaining for 15min, and cooling;
(4) and (4) when the temperature of the mixed solution in the step (3) is reduced to 50 ℃, adding the preservative and the thickening agent, stirring uniformly, continuously cooling to room temperature, and discharging to obtain the environment-friendly thermoplastic resin aqueous adhesive.
Wherein the acrylate is 2-ethylhexyl acrylate; the polymer polyol is polyethylene glycol; the preservative is sodium dehydroacetate; the dispersing agent is an ethylene-vinyl acetate copolymer; the thickening agent is diatomite; the cross-linking agent is a mixture of zinc acetate and dicumyl peroxide in a mass ratio of 1: 2; the emulsifier is span emulsifier, specifically span-60.
Example 3:
the preparation method of the environment-friendly thermoplastic resin water-based adhesive comprises the following steps:
(1) firstly, preparing the following raw materials by weight: 22 parts of acrylic acid, 10 parts of acrylates, 15 parts of polyvinyl acetate emulsion, 10 parts of polymer polyol, 6 parts of ammonium persulfate, 4 parts of soybean fatty acid, 1.5 parts of preservative, 5 parts of dispersant, 6 parts of thickener, 5 parts of cross-linking agent, 9 parts of emulsifier and 100 parts of deionized water;
(2) preparation of pre-emulsion: adding half amount of deionized water, acrylic acid, acrylates, polymer polyol, ammonium persulfate and half amount of emulsifier into a closed reaction kettle with a stirrer, and emulsifying under high-speed stirring to obtain pre-emulsion for later use;
(3) adding the rest of water and an emulsifier into a polymerization kettle, raising the temperature to 45 ℃, adding a polyvinyl acetate emulsion, a soybean fatty acid, a dispersing agent and a cross-linking agent, continuously heating while stirring, raising the temperature to 70 ℃, enabling the emulsion in the reaction kettle to emit blue light and generate reflux, adding the pre-emulsion obtained in the step (2) when the reflux is reduced, uniformly mixing, continuously heating to 90 ℃, maintaining for 13min, and cooling;
(4) and (4) when the temperature of the mixed solution in the step (3) is reduced to 45 ℃, adding the preservative and the thickening agent, stirring uniformly, continuously cooling to room temperature, and discharging to obtain the environment-friendly thermoplastic resin aqueous adhesive.
Wherein the acrylate is 2-hydroxypropyl acrylate; the polymer polyol is polyvinyl alcohol; the preservative is sodium dehydroacetate; the dispersing agent is vinyl bis stearamide; the thickening agent is diatomite; the cross-linking agent is a mixture of zinc acetate and dicumyl peroxide in a mass ratio of 1: 2; the emulsifier is span emulsifier, specifically span-20.
The adhesives prepared in examples 1-3 were tested for product performance and the results were as follows: the bonding speed is 8-15s at room temperature, the glue solution is sampled and heated to 70 ℃, and the glue solution is kept unchanged for 2h and is superior to the regulation of related standards.
Compared with the traditional adhesive, the preparation method of the environment-friendly thermoplastic resin water-based adhesive of the embodiments 1 to 3 has the advantages of good stability, high drying speed during use, strong moisture resistance of an adhesive film, strong durability, environment-friendly and nontoxic raw materials, no harm to human health and environment caused by an intermediate in the preparation process, breakthrough of the defect of environmental protection of the traditional adhesive, and strong practical value.
It should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the scope of the present invention.
Claims (1)
1. A preparation method of an environment-friendly thermoplastic resin water-based adhesive is characterized by comprising the following steps: the method comprises the following steps:
(1) firstly, preparing the following raw materials by weight: 22 parts of acrylic acid, 10 parts of acrylates, 15 parts of polyvinyl acetate emulsion, 10 parts of polymer polyol, 6 parts of ammonium persulfate, 4 parts of soybean fatty acid, 1.5 parts of preservative, 5 parts of dispersant, 6 parts of thickener, 5 parts of cross-linking agent, 9 parts of emulsifier and 100 parts of deionized water;
(2) preparation of pre-emulsion: adding half amount of deionized water, acrylic acid, acrylates, polymer polyol, ammonium persulfate and half amount of emulsifier into a closed reaction kettle with a stirrer, and emulsifying under high-speed stirring to obtain pre-emulsion for later use;
(3) adding the rest of water and an emulsifier into a polymerization kettle, raising the temperature to 45 ℃, adding a polyvinyl acetate emulsion, a soybean fatty acid, a dispersing agent and a cross-linking agent, continuously heating while stirring, raising the temperature to 70 ℃, enabling the emulsion in the reaction kettle to emit blue light and generate reflux, adding the pre-emulsion obtained in the step (2) when the reflux is reduced, uniformly mixing, continuously heating to 90 ℃, maintaining for 13min, and cooling;
(4) when the temperature of the mixed solution in the step (3) is reduced to 45 ℃, adding a preservative and a thickening agent, uniformly stirring, continuously cooling to room temperature, and discharging to obtain the environment-friendly thermoplastic resin aqueous adhesive;
wherein the acrylate is 2-hydroxypropyl acrylate; the polymer polyol is polyvinyl alcohol; the preservative is sodium dehydroacetate; the dispersing agent is vinyl bis stearamide; the thickening agent is diatomite; the cross-linking agent is a mixture of zinc acetate and dicumyl peroxide in a mass ratio of 1: 2; the emulsifier is span-20.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810128557.1A CN108314981B (en) | 2016-05-19 | 2016-05-19 | Environment-friendly thermoplastic resin water-based adhesive |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810128557.1A CN108314981B (en) | 2016-05-19 | 2016-05-19 | Environment-friendly thermoplastic resin water-based adhesive |
| CN201610333764.1A CN105838297B (en) | 2016-05-19 | 2016-05-19 | The preparation method of environment-protecting thermoplastic resin aqueous adhesive |
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| CN201610333764.1A Division CN105838297B (en) | 2016-05-19 | 2016-05-19 | The preparation method of environment-protecting thermoplastic resin aqueous adhesive |
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| CN108314981B true CN108314981B (en) | 2020-10-02 |
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| CN106349958A (en) * | 2016-08-30 | 2017-01-25 | 惠州市赛亚实业有限公司 | Boiling-resistant water-based packaging adhesive and preparation method thereof |
| CN106398352B (en) * | 2016-08-31 | 2018-11-27 | 惠州市新赛达实业有限公司 | A kind of aqueous Quick-drying Adhesive and preparation method thereof |
| CN106433491A (en) * | 2016-08-31 | 2017-02-22 | 惠州市新赛达实业有限公司 | Water-based adhesive for paper packaging and preparation method of water-based adhesive |
| CN111300290B (en) * | 2019-11-28 | 2021-10-08 | 东莞金太阳研磨股份有限公司 | A kind of composition for setting heavy sandpaper and preparation method thereof |
| CN111005224A (en) * | 2019-12-11 | 2020-04-14 | 扬州博思特新材料科技有限公司 | Production process of base fabric with good stability |
| CN110964463B (en) * | 2019-12-20 | 2021-07-13 | 湖南达美程智能科技股份有限公司 | Quick-drying environment-friendly glue suitable for toy book mounting process and preparation method thereof |
| CN112280496A (en) * | 2020-10-21 | 2021-01-29 | 江苏共创人造草坪股份有限公司 | Water-based thermoplastic adhesive and application thereof in artificial turf |
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| CN101698783A (en) * | 2009-04-30 | 2010-04-28 | 北京高盟化工有限公司 | Dry-type compound aqueous paper/plastic laminating emulsion adhesive and preparation method thereof |
| CN103113838A (en) * | 2013-01-27 | 2013-05-22 | 宿州鹏御源新材料科技有限公司 | Novel environment-friendly aqueous joint adhesive and preparation method thereof |
| CN104629633A (en) * | 2015-01-28 | 2015-05-20 | 海安县紫石涂料有限公司 | Water-resistant white latex |
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| JP4020349B2 (en) * | 1999-01-11 | 2007-12-12 | 昭和高分子株式会社 | Resin composition and adhesive for plywood using the same |
| CN103012662B (en) * | 2012-12-25 | 2015-04-29 | 常德市雄鹰科技有限责任公司 | Preparation method for emulsion used for high temperature-resistant aluminized transfer glue |
| CN103113837B (en) * | 2012-12-26 | 2014-12-17 | 海南必凯水性涂料有限公司 | Environment-friendly high-speed package adhesive for cigarette and copolymerization preparation method of environment-friendly high-speed package adhesive |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101698783A (en) * | 2009-04-30 | 2010-04-28 | 北京高盟化工有限公司 | Dry-type compound aqueous paper/plastic laminating emulsion adhesive and preparation method thereof |
| CN103113838A (en) * | 2013-01-27 | 2013-05-22 | 宿州鹏御源新材料科技有限公司 | Novel environment-friendly aqueous joint adhesive and preparation method thereof |
| CN104629633A (en) * | 2015-01-28 | 2015-05-20 | 海安县紫石涂料有限公司 | Water-resistant white latex |
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| CN105838297B (en) | 2018-03-20 |
| CN105838297A (en) | 2016-08-10 |
| CN108314981A (en) | 2018-07-24 |
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