CN113773772B - Multifunctional label adhesive and preparation method thereof - Google Patents
Multifunctional label adhesive and preparation method thereof Download PDFInfo
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- CN113773772B CN113773772B CN202110993195.4A CN202110993195A CN113773772B CN 113773772 B CN113773772 B CN 113773772B CN 202110993195 A CN202110993195 A CN 202110993195A CN 113773772 B CN113773772 B CN 113773772B
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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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/30—Emulsion polymerisation with the aid of emulsifying agents non-ionic
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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
- C08F285/00—Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
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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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a multifunctional label adhesive and a preparation method thereof, wherein the multifunctional label adhesive is prepared from the following raw materials in parts by weight: 0.2-1 part of composite emulsifier, 0.05-0.5 part of initiator, 30-60 parts of maleic rosin ester modified acrylate emulsion, 8-30 parts of N, N-dimethylacrylamide aqueous solution, 5-15 parts of tackifying resin, 1-10 parts of crosslinking monomer, 0.1-0.5 part of high-efficiency organic silicon defoamer, 0.05-0.5 part of water-resistant agent, 0.01-0.2 part of pH value regulator and 20-100 parts of deionized water. The multifunctional label adhesive can be used for labeling beer bottles, paper box glue, paper tube glue, advertisement labels and the like, and has wide application range; and has the advantages of strong cohesiveness, high drying speed, good water resistance, simple and convenient process, low price, easy industrial production and the like.
Description
Technical Field
The invention relates to the technical field of adhesives, in particular to a multifunctional label adhesive and a preparation method thereof.
Background
The synthetic adhesive has the characteristics of wide application range, simple and convenient use, high economic benefit, rapid development and the like, is more and more valued by people along with the economic development and the technological progress, and becomes an industry with development prospect. The adhesive application structure can be seen, the packaging industry is the largest industry for adhesive application, the adhesive is widely distributed in various fields of packaging industries such as paper products, printing decoration, plastics and the like, and meanwhile, along with the development of the adhesive industry, the quality and the grade of a packaged product are improved, and the development of the packaging industry is promoted.
Adhesives are of a wide variety and there are generally several methods of classification. The near application objects are classified into structural adhesives and non-structural adhesives; the adhesive can be divided into acrylate adhesive, epoxy resin adhesive, trialdehyde adhesive, polyvinyl acetate adhesive, inorganic adhesive, modified phenolic adhesive, polyurethane adhesive and the like according to chemical components; the form of the coating can be divided into water-soluble type, water-emulsion type, solvent type, various solid types and the like; according to the application method, the coating can be divided into a room temperature curing type, a thermosetting type, a pressure-sensitive type, a hot-melt type and the like.
The acrylate adhesive has the advantages of excellent color retention, light resistance, oxidation resistance, weather resistance, insensitivity to ultraviolet degradation and the like, and is widely applied to various fields of industry, agriculture and daily life. With the continuous improvement of environmental protection consciousness of people, various countries have promulgated a plurality of environmental protection laws and regulations, and the adhesive is promoted to develop towards the novel, environmental protection and high performance direction.
The prior Chinese patent CN 111808560B discloses a multifunctional easy-alkali-washing adhesive and a preparation method thereof, and the invention structurally ensures that the adhesive has good film-forming property by introducing hydroxyl silicone oil; a reactive emulsifier is introduced to improve the compatibility of the adhesive; the tackifier is introduced to improve the bonding performance of the adhesive; the reaction synergist is introduced to increase the compatibility among the components and improve the performance stability of the adhesive. In southern areas of China, because summer time is long, temperature is high, humidity is high, and requirements on drying speed, bonding strength and water resistance of the adhesive are strict, but when the adhesive is used for labeling glass beer bottles, the phenomena of low drying speed, insufficient bonding strength, incapability of meeting market requirements on water resistance and the like can occur in the using process.
Disclosure of Invention
The invention provides a multifunctional label adhesive and a preparation method thereof, and solves the problems that the existing acrylate adhesive is slow in drying speed, insufficient in bonding strength and incapable of meeting market requirements in water resistance.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a multifunctional label adhesive is prepared from the following raw materials in parts by weight: 0.2-1 part of composite emulsifier, 0.05-0.5 part of initiator, 30-60 parts of maleic rosin ester modified acrylate emulsion, 8-30 parts of N, N-dimethylacrylamide aqueous solution, 5-15 parts of tackifying resin, 1-10 parts of crosslinking monomer, 0.1-0.5 part of high-efficiency organic silicon defoamer, 0.05-0.5 part of water-resistant agent, 0.01-0.2 part of pH value regulator and 20-100 parts of deionized water.
Wherein the composite emulsifier is prepared from the following components in a mass ratio of 1: 2 nonylphenol polyoxyethylene ether (NP-10) and allyl polyethoxy sulfonate (SE-10N).
Wherein the initiator is ammonium persulfate or potassium persulfate.
Wherein the tackifying resin is one or two of hydrogenated rosin, hydrogenated methyl abietate and hydrogenated rosin glyceride.
Wherein the crosslinking monomer is polyethylene glycol diacrylate.
Wherein the water-resistant agent is ammonium zirconium carbonate or potassium zirconium carbonate.
Wherein the pH value regulator is ammonia water.
Wherein the maleated rosin ester modified acrylate emulsion is prepared by adopting the method disclosed in the invention patent ZL 201911414854.3.
Wherein, the high-efficiency organic silicon defoamer is a defoamer disclosed in patent ZL 201210582943.0.
A method of preparing a multifunctional label adhesive comprising the steps of:
(1) homogenizing and emulsifying deionized water and a composite emulsifier by using a high-speed dispersing emulsifying machine, adding the homogenized and emulsified deionized water and the composite emulsifier into a reactor, heating to 50-70 ℃, and stirring for 20-40 minutes;
(2) sequentially adding a maleated rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% initiator solution into the reactor, heating to 70-80 ℃, reacting for 50-70 minutes, adding a high-efficiency organic silicon defoamer, tackifying resin and a crosslinking monomer, continuously reacting for 80-100 minutes, adding the rest 10% of the initiator solution, heating to 80-90 ℃, and reacting for 40-60 minutes;
(3) adding a water-resistant agent, reacting for 10 minutes, adding a pH regulator, cooling to below 40 ℃, and discharging to obtain the water-resistant agent.
The invention has the beneficial effects that:
according to the invention, the acrylate emulsion modified by the maleic rosin ester and the N, N-dimethylacrylamide are used as main monomers of the adhesive, and the acrylate emulsion modified by the maleic rosin ester has the advantages of high viscosity, good initial viscosity, and sterilization, corrosion prevention and mildew prevention effects; when N, N-dimethylacrylamide reacts with acrylic monomers, the dispersibility, compatibility, stability and cohesiveness are excellent. The two main monomers are added with tackifying resin in the polymerization reaction, the tackifying resin has strong cohesiveness, good compatibility and no special odor, and the viscosity of the adhesive is improved. Adding bifunctional polyethylene glycol with acrylate groups on both sides of the linear polyethylene glycol as a crosslinking monomer to control the molecular weight of the polymer and improve the adhesiveness of the product. The water-resistant agent can effectively enhance the water resistance of the adhesive. The composite emulsifier improves the stability and compatibility of the adhesive.
The multifunctional label adhesive can be used for labeling beer bottles, paper box glue, paper tube glue, advertisement labels and the like, and has wide application range; and has the advantages of strong caking property, high drying speed, good water resistance, simple and convenient process, low price, easy industrial production and the like.
Detailed Description
The technical solutions of the present invention are clearly and completely described below by using specific embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The maleic rosin ester modified acrylate emulsion in the following examples is prepared by the method disclosed in patent ZL201911414854.3, and specifically comprises the following steps: uniformly shearing and emulsifying water and an HEL-40/S-60 compound at a high speed, adding the mixture into a reactor, sequentially adding ethyl acrylate, butyl acrylate, maleated rosin methyl ester, acryloyloxyethyl trimethyl ammonium chloride and hydroxypropyl methacrylate, dropwise adding ammonium persulfate while stirring, adding polyethylene glycol diacrylate after dropwise adding for 0.5h, heating to 80-90 ℃, carrying out heat preservation reaction for 4h, adding 3-mercaptoacetic acid-2-methyl hexyl ester, continuously stirring for reaction for 1h, cooling to room temperature, and discharging to obtain a product, namely the maleated rosin ester modified acrylate emulsion.
The high-efficiency organic silicon defoaming agent in the following examples is a defoaming agent disclosed in patent ZL201210582943.0, and is prepared by the following preparation method: 50g of KF-96 and 20g of 201 silicone oil are added into a stainless steel electric heating reaction kettle, the temperature is raised to 200 ℃, a stirrer (120r/min) is started, 5g of fumed silica is added, the mixture is stirred for 30 minutes to fully homogenize the two materials, the temperature is raised to 250 ℃, 8g of dispersing agent IW, 3g of dispersing solubilizer S, 5g of polyether F-6, 4g of polyether F68, 12g of sorbitan monostearate (Span60) and 12g of sorbitan monostearate polyoxyethylene ether (Tween60) are added, 5g of water is added, the temperature is kept for reaction for 2 hours, the temperature is reduced to 100 ℃, 15g of water is added, the temperature is naturally reduced to 80 ℃ by stirring, and the materials are discharged by stirring.
Example 1
The embodiment provides a multifunctional label adhesive which is prepared from the following raw materials in parts by weight: 0.6 part of composite emulsifier, 0.25 part of ammonium persulfate, 45 parts of maleic rosin ester modified acrylate emulsion, 19 parts of N, N-dimethylacrylamide aqueous solution, 10 parts of hydrogenated rosin, 5 parts of polyethylene glycol diacrylate, 0.3 part of high-efficiency organic silicon defoamer, 0.25 part of ammonium zirconium carbonate, 0.12 part of ammonia water and 60 parts of deionized water.
Wherein the composite emulsifier is prepared from the following components in a mass ratio of 1: 2 nonylphenol polyoxyethylene ether and allyl polyethoxy sulfonate.
The preparation method of the multifunctional label adhesive comprises the following steps:
(1) homogenizing and emulsifying deionized water and compound emulsifier with high-speed dispersing emulsifying machine, adding into reactor, heating to 60 deg.C, and stirring for 30 min;
(2) sequentially adding a maleic rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% ammonium persulfate solution into the reactor, heating to 75 ℃ to react for 60 minutes, adding a high-efficiency organic silicon defoamer, hydrogenated rosin and polyethylene glycol diacrylate, continuing to react for 90 minutes, adding the rest 10% ammonium persulfate solution, heating to 85 ℃, and reacting for 50 minutes;
(3) adding ammonium zirconium carbonate, reacting for 10 min, adding ammonia water to obtain a reaction system with a pH value of 7.2, cooling to below 40 ℃, and discharging to obtain the product.
Example 2
The embodiment provides a multifunctional label adhesive which is prepared from the following raw materials in parts by weight: 0.2 part of composite emulsifier, 0.5 part of potassium persulfate, 30 parts of maleic rosin ester modified acrylate emulsion, 30 parts of N, N-dimethylacrylamide aqueous solution, 5 parts of hydrogenated methyl abietate, 10 parts of polyethylene glycol diacrylate, 0.1 part of high-efficiency organic silicon defoamer, 0.5 part of zirconium potassium carbonate, 0.01 part of ammonia water and 100 parts of deionized water.
Wherein the composite emulsifier is prepared from the following components in a mass ratio of 1: 2, nonylphenol polyoxyethylene ether and allyl polyethenoxy sulfonate.
The preparation method of the multifunctional label adhesive comprises the following steps:
(1) homogenizing and emulsifying deionized water and compound emulsifier with high-speed dispersing emulsifying machine, adding into reactor, heating to 50 deg.C, and stirring for 40 min;
(2) sequentially adding a maleated rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% potassium persulfate solution into the reactor, heating to 70 ℃ for reaction for 70 minutes, adding a high-efficiency organic silicon defoamer, hydrogenated methyl abietate and polyethylene glycol diacrylate, continuing to react for 80 minutes, adding the rest 10% potassium persulfate solution, heating to 80 ℃, and reacting for 60 minutes;
(3) adding zirconium potassium carbonate, reacting for 10 minutes, adding a pH regulator, cooling to below 40 ℃, and discharging to obtain the final product, wherein the pH value of the reaction system is 6.
Example 3
The embodiment provides a multifunctional label adhesive which is prepared from the following raw materials in parts by weight: 1 part of composite emulsifier, 0.05 part of ammonium persulfate, 60 parts of maleic rosin ester modified acrylate emulsion, 8 parts of N, N-dimethylacrylamide aqueous solution, 15 parts of hydrogenated rosin glyceride, 1 part of polyethylene glycol diacrylate, 0.5 part of high-efficiency organic silicon defoamer, 0.05 part of zirconium potassium carbonate, 0.2 part of ammonia water and 20 parts of deionized water.
Wherein the composite emulsifier is prepared from the following components in a mass ratio of 1: 2 nonylphenol polyoxyethylene ether and allyl polyethoxy sulfonate.
The preparation method of the multifunctional label adhesive comprises the following steps:
(1) homogenizing and emulsifying deionized water and compound emulsifier with high-speed dispersing emulsifying machine, adding into reactor, heating to 70 deg.C, and stirring for 20 min;
(2) sequentially adding a maleated rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% ammonium persulfate solution into the reactor, heating to 80 ℃ for reacting for 50 minutes, adding a high-efficiency organic silicon defoamer, hydrogenated rosin glyceride and polyethylene glycol diacrylate, continuing to react for 100 minutes, adding the rest 10% ammonium persulfate solution, heating to 90 ℃ and reacting for 40 minutes;
(3) adding zirconium potassium carbonate, reacting for 10 minutes, adding a pH regulator, cooling to 35 ℃, and discharging to obtain the final product, wherein the pH value of the reaction system is 8.
Example 4
The embodiment provides a multifunctional label adhesive which is prepared from the following raw materials in parts by weight: 0.4 part of composite emulsifier, 0.35 part of potassium persulfate, 40 parts of maleic rosin ester modified acrylate emulsion, 25 parts of N, N-dimethylacrylamide aqueous solution, 4 parts of hydrogenated rosin serving as tackifying resin, 6 parts of hydrogenated methyl abietate, 4 parts of polyethylene glycol diacrylate, 0.4 part of high-efficiency organic silicon defoamer, 0.15 part of ammonium zirconium carbonate, 0.15 part of ammonia water and 40 parts of deionized water.
Wherein the composite emulsifier is prepared from the following components in a mass ratio of 1: 2 nonylphenol polyoxyethylene ether and allyl polyethoxy sulfonate.
The preparation method of the multifunctional label adhesive comprises the following steps:
(1) homogenizing and emulsifying deionized water and compound emulsifier with high-speed dispersing emulsifying machine, adding into reactor, heating to 50 deg.C, and stirring for 30 min;
(2) sequentially adding a maleated rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% potassium persulfate solution into the reactor, heating to 72 ℃ for reacting for 55 minutes, adding a high-efficiency organic silicon defoamer, adding tackifying resin comprising hydrogenated rosin, hydrogenated methyl abietate and polyethylene glycol diacrylate, continuing reacting for 95 minutes, adding the remaining 10% of potassium persulfate solution, heating to 85 ℃, and reacting for 45 minutes;
(3) adding ammonium zirconium carbonate, reacting for 10 min, adding pH regulator to obtain reaction system with pH of 7.3, cooling to below 40 deg.C, and discharging.
Example 5
The embodiment provides a multifunctional label adhesive which is prepared from the following raw materials in parts by weight: 0.8 part of composite emulsifier, 0.15 part of ammonium persulfate, 50 parts of maleic rosin ester modified acrylate emulsion, 15 parts of N, N-dimethylacrylamide aqueous solution, 12 parts of hydrogenated methyl abietate, 4 parts of polyethylene glycol diacrylate, 0.4 part of high-efficiency organic silicon defoamer, 0.15 part of ammonium zirconium carbonate, 0.16 part of ammonia water and 40 parts of deionized water.
Wherein the composite emulsifier is prepared from the following components in a mass ratio of 1: 2, nonylphenol polyoxyethylene ether and allyl polyethenoxy sulfonate.
The preparation method of the multifunctional label adhesive comprises the following steps:
(1) homogenizing and emulsifying deionized water and compound emulsifier with high-speed dispersing emulsifying machine, adding into reactor, heating to 65 deg.C, and stirring for 25 min;
(2) sequentially adding a maleated rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% ammonium persulfate solution into the reactor, heating to 78 ℃ for reacting for 65 minutes, adding a high-efficiency organic silicon defoaming agent, hydrogenated methyl abietate and polyethylene glycol diacrylate, continuing to react for 85 minutes, adding the rest 10% ammonium persulfate solution, heating to 85 ℃, and reacting for 45 minutes;
(3) adding ammonium zirconium carbonate, reacting for 10 min, adding pH regulator to obtain reaction system with pH of 7.4, cooling to below 40 deg.C, and discharging.
The multifunctional label adhesives prepared in examples 1 to 5 were subjected to performance tests, and the results were as follows:
the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The multifunctional label adhesive is characterized by being prepared from the following raw materials in parts by weight: 0.2-1 part of composite emulsifier, 0.05-0.5 part of initiator, 30-60 parts of maleic rosin ester modified acrylate emulsion, 8-30 parts of N, N-dimethylacrylamide aqueous solution, 5-15 parts of tackifying resin, 1-10 parts of crosslinking monomer, 0.1-0.5 part of high-efficiency organic silicon defoamer, 0.05-0.5 part of water-resistant agent, 0.01-0.2 part of pH value regulator and 20-100 parts of deionized water;
the crosslinking monomer is polyethylene glycol diacrylate.
2. The multifunctional label adhesive according to claim 1, characterized in that: the composite emulsifier is prepared from the following raw materials in a mass ratio of 1: 2, nonylphenol polyoxyethylene ether and allyl polyethenoxy sulfonate.
3. The multifunctional label adhesive according to claim 1, characterized in that: the initiator is ammonium persulfate or potassium persulfate.
4. The multifunctional label adhesive according to claim 1, characterized in that: the tackifying resin is one or two of hydrogenated rosin, hydrogenated methyl abietate and hydrogenated rosin glyceride.
5. The multifunctional label adhesive according to claim 1, characterized in that: the water-resistant agent is ammonium zirconium carbonate or potassium zirconium carbonate.
6. The multifunctional label adhesive according to claim 1, characterized in that: the pH value regulator is ammonia water.
7. A method of preparing the multifunctional label adhesive according to any one of claims 1 to 6, characterized by comprising the steps of:
(1) homogenizing and emulsifying deionized water and a composite emulsifier by using a high-speed dispersing emulsifying machine, adding the homogenized and emulsified deionized water and the composite emulsifier into a reactor, heating to 50-70 ℃, and stirring for 20-40 minutes;
(2) sequentially adding a maleated rosin ester modified acrylate emulsion, an N, N-dimethylacrylamide aqueous solution and a 90% initiator solution into the reactor, heating to 70-80 ℃, reacting for 50-70 minutes, adding a high-efficiency organic silicon defoamer, tackifying resin and a crosslinking monomer, continuing to react for 80-100 minutes, adding the rest 10% initiator solution, heating to 80-90 ℃, and reacting for 40-60 minutes;
(3) adding a water-resistant agent, reacting for 10 minutes, adding a pH regulator, cooling to below 40 ℃, and discharging to obtain the product, wherein the pH value of the reaction system is 6-8.
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|---|---|---|---|---|
| CN101058704A (en) * | 2007-05-29 | 2007-10-24 | 林润强 | Multifunctional aqueous adhesive and preparation method thereof |
| CN101880989A (en) * | 2010-06-24 | 2010-11-10 | 杭州杭化播磨造纸化学品有限公司 | Rosin emulsion sizing agent for temperature-resistant paper |
| CN111116848A (en) * | 2019-12-31 | 2020-05-08 | 河南省科学院高新技术研究中心 | Malathion ester modified acrylate emulsion, multifunctional easy-alkaline-washing adhesive and preparation method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2121782A1 (en) * | 2007-01-15 | 2009-11-25 | Basf Se | Pressure-sensitive adhesive for paper labels |
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2021
- 2021-08-26 CN CN202110993195.4A patent/CN113773772B/en active Active
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|---|---|---|---|---|
| CN101058704A (en) * | 2007-05-29 | 2007-10-24 | 林润强 | Multifunctional aqueous adhesive and preparation method thereof |
| CN101880989A (en) * | 2010-06-24 | 2010-11-10 | 杭州杭化播磨造纸化学品有限公司 | Rosin emulsion sizing agent for temperature-resistant paper |
| CN111116848A (en) * | 2019-12-31 | 2020-05-08 | 河南省科学院高新技术研究中心 | Malathion ester modified acrylate emulsion, multifunctional easy-alkaline-washing adhesive and preparation method |
| CN111808560A (en) * | 2019-12-31 | 2020-10-23 | 河南省科学院高新技术研究中心 | Multifunctional easy-to-alkali-wash adhesive and preparation method thereof |
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