CN114214032A - Nanoscale wear-resistant weather-resistant waterproof adhesive and preparation method thereof - Google Patents
Nanoscale wear-resistant weather-resistant waterproof adhesive and preparation method thereof Download PDFInfo
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- 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
- C09J201/00—Adhesives based on unspecified macromolecular compounds
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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
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Abstract
The invention discloses a nano-scale wear-resistant weather-resistant waterproof adhesive and a preparation method thereof, which relate to the technical field of adhesives and comprise a high-molecular polymer emulsion, a nano inorganic material, a pigment, water and an auxiliary agent, wherein the high-molecular polymer emulsion, the nano inorganic material, the pigment, the water and the auxiliary agent are accurately prepared to form a water-based waterproof adhesive; the waterproof coating of the waterproof adhesive is formed in a permeation crystallization mode; according to the invention, through improvement of the preparation method, the aqueous waterproof adhesive can be prepared, and meanwhile, the aqueous waterproof adhesive can also be effectively wear-resistant and weather-resistant, so that the problem that objects connected by the adhesive cannot be tightly connected due to abrasion and the influence on the use of the objects is prevented, the problem that the adhesive is loosened due to climate change and temperature change is solved, the stability of the bonded objects is ensured, the burden of personnel is reduced, the personnel is well protected, the utilization rate of resources is improved, and the resources are saved.
Description
Technical Field
The invention relates to the technical field of adhesives, in particular to a nano-scale wear-resistant weather-resistant waterproof adhesive and a preparation method thereof.
Background
The adhesive is also called adhesive and caking agent, and is called glue for short. It refers to a substance that can firmly bond two materials of the same or different quality together. The paste used in daily life is the simplest adhesive. With the development of modern science and technology, the adhesive is used as a novel connecting material, and a member which is connected by the adhesive is applied to various fields of national economy more and more widely. Adhesives are an important and indispensable material in the aerospace industry. The adhesive has the advantages of capability of realizing connection of the same or different materials, no stress concentration at a joint part, high bonding strength, easiness in realizing chemical combination automatic operation and the like, is widely applied to various fields in national economy, and becomes an indispensable chemical product for the development of the national economy. The high-speed development of national economy also provides wide space for the development of the adhesive industry, and China now becomes a large producing country and a large consuming country of adhesives and adhesive tapes.
At present, the existing adhesive cannot effectively resist wear and weather, the objects connected by the adhesive cannot be tightly connected due to abrasion, the use of the objects is influenced, the situation that the adhesive is loosened due to climate change and temperature change can be caused, the use of the bonded objects is influenced, unnecessary troubles are brought to personnel, and in the serious case, the health and safety of personnel are influenced, and unnecessary economic loss is caused.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, effective wear resistance and weather resistance cannot be realized, tight connection cannot be realized between objects connected by an adhesive due to abrasion, the use of the objects is influenced, the loosening condition of the adhesive due to climate change and temperature change can be caused, the use of the bonded objects is influenced, unnecessary troubles are brought to personnel, and in severe cases, the health and safety of the personnel are influenced, and unnecessary economic loss is caused.
In order to achieve the purpose, the invention adopts the following technical scheme:
a nano-scale wear-resistant weather-resistant waterproof adhesive comprises a high molecular polymer emulsion, a nano inorganic material, a pigment, water and an auxiliary agent, wherein the high molecular polymer emulsion, the nano inorganic material, the pigment, the water and the auxiliary agent are accurately prepared to form a water-based waterproof adhesive;
the waterproof coating of the waterproof adhesive is formed in a permeation crystallization mode.
Preferably, the content of the high-molecular polymer emulsion in the water-based waterproof adhesive is 40-45%;
the content of the nano inorganic material in the water-based waterproof adhesive is 35-40%;
the pigment content in the water-based waterproof adhesive is 5-10%;
the water content in the water-based waterproof adhesive is 20-25%;
the content of the auxiliary agent in the water-based waterproof adhesive is 1-2%.
A preparation method of a nano-scale wear-resistant weather-resistant waterproof adhesive comprises the following steps:
sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in a precise ratio;
dispersing: adding the nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder;
primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding water while stirring to obtain a solution A;
and (3) medium-level stirring: adding the high molecular polymer emulsion into a stirring cylinder, stirring, and adding a pigment while stirring to obtain a solution B;
and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding an auxiliary agent while stirring to obtain a water-based waterproof adhesive;
and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the prepared water-based waterproof adhesive meets the standard or not;
canning: and canning the water-based waterproof adhesive meeting the standard.
Preferably, the high molecular polymer emulsion, the nano inorganic material, the pigment, the water and the auxiliary agent are taken according to the precise proportion, and the sampling proportion is as follows:
40-45 parts of high-molecular polymer emulsion; 35-40 parts of nano inorganic material; 5-10 parts of pigment; 20-25 parts of water; and 1-2 parts of an auxiliary agent.
Preferably, the nano inorganic material is added into a high-speed dispersion machine and dispersed by the high-speed dispersion machine to obtain nano inorganic material powder, and the dispersion time is 10-40 minutes.
Preferably, the obtained nano inorganic material powder is added into a stirring cylinder for stirring, and water is added while stirring to obtain solution A, wherein the stirring time is 30-60 minutes.
Preferably, the high molecular polymer emulsion is added into a stirring cylinder, stirring is carried out, and the pigment is added while stirring to obtain the solution B, wherein the stirring time is 20-50 minutes.
Preferably, the obtained solution A and solution B are added into a stirring cylinder for stirring, and the auxiliary agent is added while stirring to obtain the water-based waterproof adhesive, wherein the stirring time is 40-100 minutes.
Preferably, the prepared water-based waterproof adhesive is subjected to sampling detection on appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds, whether the standard is met is judged, and the detection standard is appearance precipitate-free viscous liquid; drying time actual drying time is less than or equal to 24 hours, and surface drying time is less than or equal to 2 hours; the bonding strength is not less than 1.0 MPa; the water impermeability is impervious; free formaldehyde is less than or equal to 100 mg/kg; the total volatile amount of the organic compound is less than or equal to 200 g/L.
Preferably, the prepared water-based waterproof adhesive has the characteristics of weather resistance, wear resistance, no weather change and no temperature influence besides waterproof performance.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through improvement of the preparation method, the aqueous waterproof adhesive can be prepared, and meanwhile, the aqueous waterproof adhesive can also be effectively wear-resistant and weather-resistant, so that the problem that objects connected by the adhesive cannot be tightly connected due to abrasion and the influence on the use of the objects is prevented, the problem that the adhesive is loosened due to climate change and temperature change is solved, the stability of the bonded objects is ensured, the burden of personnel is reduced, the personnel is well protected, the utilization rate of resources is improved, and the resources are saved.
Drawings
FIG. 1 is a schematic view of the overall process of the preparation method of the nano-scale abrasion-resistant weather-resistant waterproof adhesive.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the 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 of the embodiments.
A nano-scale wear-resistant weather-resistant waterproof adhesive comprises a high molecular polymer emulsion, a nano inorganic material, a pigment, water and an auxiliary agent, wherein the high molecular polymer emulsion, the nano inorganic material, the pigment, the water and the auxiliary agent are accurately prepared to form a water-based waterproof adhesive;
the waterproof coating of the waterproof adhesive is formed in a manner of infiltration crystallization.
Wherein, the content of the high molecular polymer emulsion in the water-based waterproof adhesive is 40-45%;
the content of the nano inorganic material in the water-based waterproof adhesive is 35-40%;
the pigment content in the water-based waterproof adhesive is 5-10%;
the water content in the water-based waterproof adhesive is 20-25%;
the content of the auxiliary agent in the water-based waterproof adhesive is 1-2%.
Referring to fig. 1, a preparation method of a nano-scale wear-resistant weather-resistant waterproof adhesive comprises the following steps:
s1: sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in accurate proportion, wherein the sampling proportion is as follows:
40-45 parts of high-molecular polymer emulsion; 35-40 parts of nano inorganic material; 5-10 parts of pigment; 20-25 parts of water; 1-2 parts of an auxiliary agent;
s2: dispersing: adding the nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder, wherein the dispersion time is 10-40 minutes;
s3: primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding water while stirring to obtain a solution A, wherein the stirring time is 30-60 minutes;
s4: and (3) medium-level stirring: adding the high molecular polymer emulsion into a stirring cylinder, stirring, and adding the pigment while stirring to obtain a solution B, wherein the stirring time is 20-50 minutes;
s5: and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding an auxiliary agent while stirring to obtain a water-based waterproof adhesive, wherein the stirring time is 40-100 minutes;
s6: and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the obtained water-based waterproof adhesive meets the standard, wherein the detection standard is viscous liquid without sediment in the appearance; drying time actual drying time is less than or equal to 24 hours, and surface drying time is less than or equal to 2 hours; the bonding strength is not less than 1.0 MPa; the water impermeability is impervious; free formaldehyde is less than or equal to 100 mg/kg; the total volatile amount of the organic compound is less than or equal to 200 g/L;
s7: canning: and canning the water-based waterproof adhesive meeting the standard.
Example 1:
s1: sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in accurate proportion, wherein the sampling proportion is as follows:
40 parts of high-molecular polymer emulsion; 35 parts of nano inorganic material; the pigment content is 5 parts; the water content is 20 parts; the content of the auxiliary agent is 1 part;
s2: dispersing: adding 35 parts of nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder, wherein the dispersion time is 10 minutes;
s3: primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding 20 parts of water while stirring to obtain a solution A, wherein the stirring time is 30 minutes;
s4: and (3) medium-level stirring: adding 40 parts of high molecular polymer emulsion into a stirring cylinder, stirring, and adding 5 parts of pigment while stirring to obtain a solution B, wherein the stirring time is 20 minutes;
s5: and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding 1 part of auxiliary agent while stirring to obtain a water-based waterproof adhesive, wherein the stirring time is 40 minutes;
s6: and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the obtained water-based waterproof adhesive meets the standard, wherein the detection result is shown in table 1;
s7: canning: and canning the water-based waterproof adhesive meeting the standard.
Water-based waterproof adhesive detection table 1
Example 2:
s1: sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in accurate proportion, wherein the sampling proportion is as follows:
45 parts of high-molecular polymer emulsion; 35 parts of nano inorganic material; 10 parts of pigment; 20 parts of water; the auxiliary agent is 2 parts;
s2: dispersing: adding 35 parts of nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder, wherein the dispersion time is 10 minutes;
s3: primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding 20 parts of water while stirring to obtain a solution A, wherein the stirring time is 40 minutes;
s4: and (3) medium-level stirring: adding 45 parts of high-molecular polymer emulsion into a stirring cylinder, stirring, and adding 10 parts of pigment while stirring to obtain a solution B, wherein the stirring time is 30 minutes;
s5: and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding 2 parts of auxiliary agent while stirring to obtain a water-based waterproof adhesive, wherein the stirring time is 60 minutes;
s6: and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the obtained water-based waterproof adhesive meets the standard, wherein the detection result is shown in a table 2;
s7: canning: and canning the water-based waterproof adhesive meeting the standard.
Detection table 2 for water-based waterproof adhesive
Example 3:
s1: sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in accurate proportion, wherein the sampling proportion is as follows:
40 parts of high-molecular polymer emulsion; 40 parts of nano inorganic material; the pigment is 5 parts; 25 parts of water; the auxiliary agent is 2 parts;
s2: dispersing: adding 40 parts of nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder, wherein the dispersion time is 40 minutes;
s3: primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding 25 parts of water while stirring to obtain a solution A, wherein the stirring time is 60 minutes;
s4: and (3) medium-level stirring: adding 40 parts of high molecular polymer emulsion into a stirring cylinder, stirring, and adding 5 parts of pigment while stirring to obtain a solution B, wherein the stirring time is 20 minutes;
s5: and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding 2 parts of auxiliary agent while stirring to obtain a water-based waterproof adhesive, wherein the stirring time is 65 minutes;
s6: and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the obtained water-based waterproof adhesive meets the standard, wherein the detection result is shown in a table 3;
s7: canning: and canning the water-based waterproof adhesive meeting the standard.
Water-based waterproof adhesive detection table 3
Example 4:
s1: sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in accurate proportion, wherein the sampling proportion is as follows:
45 parts of high-molecular polymer emulsion; 40 parts of nano inorganic material; 10 parts of pigment; 25 parts of water; the auxiliary agent is 2 parts;
s2: dispersing: adding 40 parts of nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder, wherein the dispersion time is 40 minutes;
s3: primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding 25 parts of water while stirring to obtain a solution A, wherein the stirring time is 60 minutes;
s4: and (3) medium-level stirring: adding 45 parts of high-molecular polymer emulsion into a stirring cylinder, stirring, and adding 10 parts of pigment while stirring to obtain a solution B, wherein the stirring time is 50 minutes;
s5: and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding 1 part of auxiliary agent while stirring to obtain a water-based waterproof adhesive, wherein the stirring time is 100 minutes;
s6: and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the obtained water-based waterproof adhesive meets the standard, wherein the detection result is shown in a table 4;
s7: canning: and canning the water-based waterproof adhesive meeting the standard.
Water-based waterproof adhesive detection table 4
Example 5:
s1: sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in accurate proportion, wherein the sampling proportion is as follows:
43 parts of high-molecular polymer emulsion; 38 parts of nano inorganic material; the pigment is 8 parts; 23 parts of water; 1.5 parts of an auxiliary agent;
s2: dispersing: adding 38 parts of nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder, wherein the dispersion time is 25 minutes;
s3: primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding 23 parts of water while stirring to obtain a solution A, wherein the stirring time is 45 minutes;
s4: and (3) medium-level stirring: adding 43 parts of high-molecular polymer emulsion into a stirring cylinder, stirring, and adding 8 parts of pigment while stirring to obtain a solution B, wherein the stirring time is 35 minutes;
s5: and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding 1.5 parts of an auxiliary agent while stirring to obtain a water-based waterproof adhesive, wherein the stirring time is 70 minutes;
s6: and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the obtained water-based waterproof adhesive meets the standard, wherein the detection result is shown in a table 5;
s7: canning: and canning the water-based waterproof adhesive meeting the standard.
Water-based waterproof adhesive detection table 5
The comparison of the detection results shown in table 6 shows that the product produced by real-time example 5 has better functionality and more stable indexes.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The nanoscale wear-resistant weather-resistant waterproof adhesive is characterized by comprising a high-molecular polymer emulsion, a nano inorganic material, a pigment, water and an auxiliary agent, wherein the high-molecular polymer emulsion, the nano inorganic material, the pigment, the water and the auxiliary agent are accurately prepared to form a water-based waterproof adhesive;
the waterproof coating of the waterproof adhesive is formed in a permeation crystallization mode.
2. The nanoscale abrasion-resistant weather-resistant waterproof adhesive as claimed in claim 1, wherein the content of the high molecular polymer emulsion in the aqueous waterproof adhesive is 40-45%;
the content of the nano inorganic material in the water-based waterproof adhesive is 35-40%;
the pigment content in the water-based waterproof adhesive is 5-10%;
the water content in the water-based waterproof adhesive is 20-25%;
the content of the auxiliary agent in the water-based waterproof adhesive is 1-2%.
3. A preparation method of a nano-scale wear-resistant weather-resistant waterproof adhesive is characterized by comprising the following steps:
sampling: taking high molecular polymer emulsion, nano inorganic material, pigment, water and auxiliary agent in a precise ratio;
dispersing: adding the nano inorganic material into a high-speed dispersion machine, and dispersing by the high-speed dispersion machine to obtain nano inorganic material powder;
primary stirring: adding the obtained nano inorganic material powder into a stirring cylinder, stirring, and adding water while stirring to obtain a solution A;
and (3) medium-level stirring: adding the high molecular polymer emulsion into a stirring cylinder, stirring, and adding a pigment while stirring to obtain a solution B;
and (3) final stirring: adding the obtained solution A and solution B into a stirring cylinder, stirring, and adding an auxiliary agent while stirring to obtain a water-based waterproof adhesive;
and (3) detection: sampling and detecting the appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds of the prepared water-based waterproof adhesive, and judging whether the prepared water-based waterproof adhesive meets the standard or not;
canning: and canning the water-based waterproof adhesive meeting the standard.
4. The preparation method of the nano-scale wear-resistant weather-resistant waterproof adhesive according to claim 3, wherein the high molecular polymer emulsion, the nano-inorganic material, the pigment, the water and the auxiliary agent are taken according to the precise ratio, and the sampling ratio is as follows:
40-45 parts of high-molecular polymer emulsion; 35-40 parts of nano inorganic material; 5-10 parts of pigment; 20-25 parts of water; and 1-2 parts of an auxiliary agent.
5. The preparation method of the nano-scale abrasion-resistant weather-resistant waterproof adhesive according to claim 3, wherein the nano-inorganic material is added into a high-speed dispersion machine and dispersed by the high-speed dispersion machine to obtain nano-inorganic material powder, and the dispersion time is 10-40 minutes.
6. The preparation method of the nano-scale abrasion-resistant weather-resistant waterproof adhesive as claimed in claim 3, wherein the obtained nano inorganic material powder is added into a stirring cylinder for stirring, and water is added while stirring to obtain the solution A, and the stirring time is 30-60 minutes.
7. The method for preparing the nano-scale abrasion-resistant weather-resistant waterproof adhesive according to claim 3, wherein the high molecular polymer emulsion is added into a stirring cylinder for stirring, and the pigment is added while stirring to obtain the solution B, wherein the stirring time is 20-50 minutes.
8. The preparation method of the nano-scale abrasion-resistant weather-resistant waterproof adhesive according to claim 3, wherein the obtained solution A and solution B are added into a stirring cylinder for stirring, and the auxiliary agent is added while stirring to obtain the water-based waterproof adhesive, wherein the stirring time is 40-100 minutes.
9. The preparation method of the nano-scale abrasion-resistant weather-resistant waterproof adhesive according to claim 3, characterized in that the prepared water-based waterproof adhesive is subjected to sampling detection of appearance, drying time, bonding strength, impermeability, free formaldehyde and total volatile amount of organic compounds, whether the standard is met is judged, and the detection standard is viscous liquid without precipitation in appearance; drying time actual drying time is less than or equal to 24 hours, and surface drying time is less than or equal to 2 hours; the bonding strength is not less than 1.0 MPa; the water impermeability is impervious; free formaldehyde is less than or equal to 100 mg/kg; the total volatile amount of the organic compound is less than or equal to 200 g/L.
10. The preparation method of the nano-scale abrasion-resistant weather-resistant waterproof adhesive according to claim 3, wherein the prepared water-based waterproof adhesive has the characteristics of weather resistance, abrasion resistance, no weather change and no temperature influence besides waterproof performance.
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| US20080275176A1 (en) * | 2005-12-21 | 2008-11-06 | Henkel Ag & Co. Kgaa | Silylated Polymer Emulsion and Its Preparation Method and Uses Thereof |
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2021
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| US20080275176A1 (en) * | 2005-12-21 | 2008-11-06 | Henkel Ag & Co. Kgaa | Silylated Polymer Emulsion and Its Preparation Method and Uses Thereof |
| CN105802553A (en) * | 2016-05-11 | 2016-07-27 | 南京京锦元科技实业有限公司 | Preparation method of waterborne polyurethane adhesive |
| CN108084945A (en) * | 2017-12-05 | 2018-05-29 | 江苏光辉粘合科技有限公司 | A kind of polyaminoester emulsion adhesive containing nano organic montmorillonite |
| CN113429914A (en) * | 2021-07-14 | 2021-09-24 | 广西美博新材料科技有限公司 | Production process and application of nano micro silica powder stone waterproof back adhesive |
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