CN111019564A - Glue - Google Patents
Glue Download PDFInfo
- Publication number
- CN111019564A CN111019564A CN201911162731.5A CN201911162731A CN111019564A CN 111019564 A CN111019564 A CN 111019564A CN 201911162731 A CN201911162731 A CN 201911162731A CN 111019564 A CN111019564 A CN 111019564A
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- Prior art keywords
- component
- glue
- stirring
- agent
- plant
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- 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.)
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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
- C09J129/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Adhesives based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Adhesives based on derivatives of such polymers
- C09J129/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses glue, which relates to the technical field of glue and specifically comprises a component A, a component B and a component C, wherein the content ratio of the component A to the component B to the component C is 3:4:3, the component A comprises gum, plant slurry and purified water, the component B comprises water, polyvinyl alcohol, hydrochloric acid, formaldehyde, urea and a defoaming agent, and the component C comprises polyvinyl formal, a bisphenol A epoxy acrylate modifier, polyimide, an epoxy resin integrating agent, a polyurethane sealant, super absorbent resin and other reagents. The glue adopts a three-component mixing system, not only comprises a plant-property glue system, but also comprises a chemical-property glue system, so that glue raw materials are developed to a greater extent, the environmental protection and the accessibility of glue products are improved, the consistency and the viscosity of glue finished products are greatly improved, and the comprehensive performance of the products is improved.
Description
Technical Field
The invention relates to the technical field of glue, in particular to glue.
Background
The glue is an intermediate for connecting two materials, mostly appears as a water agent, belongs to the fine chemical engineering class, is various in types, is mainly classified by a bonding material, a physical form, a hardening method and a material of an object to be bonded, and is generally classified into instant glue, epoxy resin bonding class, anaerobic glue, UV glue and the like.
Glue relates to multiple chemical industry raw materials, and different glue is chooseed for use in different occasions, also has on the market also less and rarely can glue multi-purpose glue product, and depositing of glue also needs extra care, if the glue bottle is not opened very much, very easily solidifies behind the entering air to seriously influence the use.
The existing glue product has low viscosity, even if the glue product is strong glue, the glue product is easy to fall off in the middle and later stages, the firmness is low, after more water is mixed into the glue, the drying speed of the glue product is greatly reduced, the problem of water inflow inside the glue product in the use process cannot be avoided, and the problem is also one of important reasons for influencing the use of the glue product, causing the failure of the glue product or reducing the efficacy of the glue product.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides glue, which solves the problems in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: the glue comprises a component A, a component B and a component C, wherein the content ratio of the component A to the component B to the component C is 3:4:3, the component A is composed of gum, plant pulp and purified water, and the content ratio of the gum to the plant pulp to the purified water is 3: 2: and 5, the component B consists of water, polyvinyl alcohol, hydrochloric acid, formaldehyde, urea and a defoaming agent, and the weight ratio of water: polyvinyl alcohol: hydrochloric acid: formaldehyde: urea: defoaming agent 5:2: 1:1: 0.8: 0.2, the component C comprises polyvinyl formal, a bisphenol A epoxy acrylate modifier, polyimide, an epoxy resin integrating agent, a polyurethane sealant, super absorbent resin and other reagents, wherein the polyvinyl formal comprises the following components in percentage by weight: bisphenol a epoxy acrylate modifier: polyimide (I): epoxy resin integrating agent: polyurethane sealant: high water absorption resin: other reagents were 2.5:2:1:1.5:0.8:1.2: 1.
Optionally, in the component A, the gum is selected from one or two of peach gum and Chinese toon gum, and the plant pulp is selected from one or two or more of vegetable oil, plant secretion and plant paste.
Optionally, the plant secretion is plant stem liquid with viscosity, and the plant paste is a pasty sticky substance prepared by decocting plant fruits, rhizomes and leaves with water.
Optionally, the defoaming agent is specifically an oily glue defoaming agent.
Optionally, the specific preparation process of the component B is as follows:
a. adding water into a reaction vessel, heating to 80 ℃, stirring at a low speed of 200r/min, slowly adding polyvinyl alcohol during the stirring, gradually heating until the water surface boils, and maintaining the heating temperature at 90-95 ℃;
b. after the polyvinyl alcohol is completely dissolved, stopping heating, continuously stirring at a low speed of 200r/min, and gradually cooling the polyvinyl alcohol solution to 80 ℃;
c. continuously stirring, adding hydrochloric acid, and stirring for 20-25 min;
d. reducing the stirring speed to 150r/min, uniformly adding formaldehyde, reducing the temperature of the obtained solution to 65 ℃ after 1h, adding urea, and continuously stirring at the rotating speed of 150 r/min;
e. adjusting the pH value to be neutral, cooling to 45 ℃, taking the obtained solution out of the reaction vessel, bottling, sealing and preserving.
Optionally, in the component C, the bisphenol a epoxy acrylate modifier is obtained by modifying bisphenol a epoxy acrylate with polyurethane.
Optionally, in the component C, the epoxy resin integrating agent includes an epoxy resin adhesive and an epoxy resin curing agent.
Optionally, in the component C, the other reagent is one, two or more of a leveling agent, an antioxidant, a water-based epoxy curing agent and a dispersant, wherein the dispersant is specifically a polyester type hyper-dispersant.
Optionally, the specific preparation process of the component C is as follows:
a. pouring polyvinyl formal, bisphenol A epoxy acrylate modifier and epoxy resin integrating agent into a stirring container at the same time, stirring at the rotating speed of 200-300r/min for 20-25 min;
b. adding polyimide and polyurethane sealant into a stirring container, keeping the rotating speed unchanged, and stirring for 15 min;
c. adding other reagents into the stirring container, uniformly stirring, adding the super absorbent resin, and stirring for 5-10 min;
d. taking out the solution, bottling, sealing and preserving.
Optionally, the preparation process of the glue is as follows:
a. heating the component A in a heating environment of 90-95 ℃, and stirring the component A at a rotating speed of 200-300r/min during heating so that the component A forms a homogeneous liquid;
b. when the temperature of the component A is reduced to 65 ℃, the rotating speed is increased to 450r/min, the component B is added into the component A, and the mixture is stirred for 30 min;
c. finally, adding the component C, wherein the stirring time is 45min, the stirring is carried out at the speed of 450r/min for the first 25min, and the stirring is carried out at the speed of 300r/min for the last 20 min;
d. defoaming treatment: placing the obtained solution in a vacuum oven, heating to 75 ℃, and intermittently vacuumizing and degassing;
e. sampling, inspecting, vacuum packaging and warehousing after passing inspection, and storing at normal temperature in a dark environment.
The invention provides glue which has the following beneficial effects:
1. the glue adopts a three-component mixing system, not only comprises a plant-property glue system, but also comprises a chemical-property glue system, so that glue raw materials are developed to a greater extent, the environmental protection and the accessibility of glue products are improved, the consistency and the viscosity of glue finished products are greatly improved, and the comprehensive performance of the products is improved.
2. The glue is also added with super absorbent resin which is insoluble in water and organic solvent, can absorb water hundreds to thousands of times of the weight of the glue, has strong water retention, can ensure that the water content in the glue is maintained within an allowable value range constantly due to excellent water absorption characteristic that pressurized water can not be extruded, and does not need to worry about the problem of excessive water inflow in the glue in the use process.
3. Utilize polyurethane to modify bisphenol A epoxy acrylate in this glue, it is not enough to have avoided bisphenol A epoxy acrylate curing film pliability, the defect that the fragility is big, make the pliability of epoxy acrylate curing back membrane after the modification get good, thereby make the difficult fragility of glue film formation back, the strong viscidity and the bonding firmness of glue have then been guaranteed, polyimide makes glue have can be able to bear or endure the physical characteristics of extremely low temperature and insulation, the sealed glue of polyurethane makes glue have high tensile strength, good elasticity, the wearability, oil resistance and cold resistance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
The invention provides a technical scheme that: the glue comprises a component A, a component B and a component C, wherein the content ratio of the component A to the component B to the component C is 3:4:3, the component A is composed of gum, plant pulp and purified water, and the content ratio of the gum to the plant pulp to the purified water is 3: 2: 5, in the component A, gum is selected from one or two of peach gum and Chinese toon gum, and plant pulp is selected from one or two or more of vegetable oil, plant secretion and plant paste, wherein the plant secretion is plant stem liquid with viscosity, and the plant paste is pasty sticky matter prepared by decocting plant fruits, rhizomes and leaves with water;
the component B consists of water, polyvinyl alcohol, hydrochloric acid, formaldehyde, urea and a defoaming agent, wherein the weight ratio of water: polyvinyl alcohol: hydrochloric acid: formaldehyde: urea: defoaming agent 5:2: 1:1: 0.8: 0.2, wherein the defoaming agent is specifically an oily glue defoaming agent;
further, the specific preparation process of the component B is as follows:
a. adding water into a reaction vessel, heating to 80 ℃, stirring at a low speed of 200r/min, slowly adding polyvinyl alcohol during the stirring, gradually heating until the water surface boils, and maintaining the heating temperature at 90-95 ℃;
b. after the polyvinyl alcohol is completely dissolved, stopping heating, continuously stirring at a low speed of 200r/min, and gradually cooling the polyvinyl alcohol solution to 80 ℃;
c. continuously stirring, adding hydrochloric acid, and stirring for 20-25 min;
d. reducing the stirring speed to 150r/min, uniformly adding formaldehyde, reducing the temperature of the obtained solution to 65 ℃ after 1h, adding urea, and continuously stirring at the rotating speed of 150 r/min;
e. adjusting the pH value to be neutral, cooling to 45 ℃, taking the obtained solution out of the reaction container, bottling, sealing and preserving;
the component C comprises polyvinyl formal, a bisphenol A epoxy acrylate modifier, polyimide, an epoxy resin integrating agent, a polyurethane sealant, super absorbent resin and other reagents, wherein the polyvinyl formal comprises the following components in percentage by weight: bisphenol a epoxy acrylate modifier: polyimide (I): epoxy resin integrating agent: polyurethane sealant: high water absorption resin: in the component C, a bisphenol A epoxy acrylate modifier is obtained by modifying bisphenol A epoxy acrylate through polyurethane, an epoxy resin integrating agent comprises epoxy resin glue and an epoxy resin curing agent, and other reagents comprise one, two or more than two of a flatting agent, an antioxidant, a water-based epoxy curing agent and a dispersing agent, wherein the dispersing agent is specifically a polyester type hyper-dispersant;
further, the specific preparation process of the component C is as follows:
a. pouring polyvinyl formal, bisphenol A epoxy acrylate modifier and epoxy resin integrating agent into a stirring container at the same time, stirring at the rotating speed of 200-300r/min for 20-25 min;
b. adding polyimide and polyurethane sealant into a stirring container, keeping the rotating speed unchanged, and stirring for 15 min;
c. adding other reagents into the stirring container, uniformly stirring, adding the super absorbent resin, and stirring for 5-10 min;
d. taking out the solution, bottling, sealing and preserving;
finally, the preparation process of the glue is as follows:
a. heating the component A in a heating environment of 90-95 ℃, and stirring the component A at a rotating speed of 200-300r/min during heating so that the component A forms a homogeneous liquid;
b. when the temperature of the component A is reduced to 65 ℃, the rotating speed is increased to 450r/min, the component B is added into the component A, and the mixture is stirred for 30 min;
c. finally, adding the component C, wherein the stirring time is 45min, the stirring is carried out at the speed of 450r/min for the first 25min, and the stirring is carried out at the speed of 300r/min for the last 20 min;
d. defoaming treatment: placing the obtained solution in a vacuum oven, heating to 75 ℃, and intermittently vacuumizing and degassing;
e. sampling, inspecting, vacuum packaging and warehousing after passing inspection, and storing at normal temperature in a dark environment.
In conclusion, the glue is added with the super absorbent resin which is insoluble in water and insoluble in organic solvent, can absorb water which is hundreds to thousands of times of the self weight, has strong water retention property, can constantly ensure that the water content in the glue is maintained in an allowable value range even if pressurized water is not extruded, does not need to worry about the problem of excessive water inflow in the glue in the use process, utilizes polyurethane to modify bisphenol A epoxy acrylate, avoids the defects of insufficient flexibility and large brittleness of a bisphenol A epoxy acrylate cured film, ensures that the flexibility of the modified epoxy acrylate cured film is good, ensures that the glue is not easy to crack after being formed into a film, ensures the strong viscosity and bonding firmness of the glue, enables the glue to have the physical property of resisting extremely low temperature insulation by polyimide, and enables the glue to have high tensile strength by the polyurethane sealant, Excellent elasticity, wear resistance, oil resistance and cold resistance.
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 glue is characterized by comprising a component A, a component B and a component C, wherein the content ratio of the component A to the component B to the component C is 3:4:3, the component A is composed of gum, plant pulp and purified water, and the content ratio of the gum to the plant pulp to the purified water is 3: 2: and 5, the component B consists of water, polyvinyl alcohol, hydrochloric acid, formaldehyde, urea and a defoaming agent, and the weight ratio of water: polyvinyl alcohol: hydrochloric acid: formaldehyde: urea: defoaming agent 5:2: 1:1: 0.8: 0.2, the component C comprises polyvinyl formal, a bisphenol A epoxy acrylate modifier, polyimide, an epoxy resin integrating agent, a polyurethane sealant, super absorbent resin and other reagents, wherein the polyvinyl formal comprises the following components in percentage by weight: bisphenol a epoxy acrylate modifier: polyimide (I): epoxy resin integrating agent: polyurethane sealant: high water absorption resin: other reagents were 2.5:2:1:1.5:0.8:1.2: 1.
2. The glue of claim 1, wherein: in the component A, gum is selected from one or two of peach gum and Chinese toon gum, and plant pulp is selected from one or more of vegetable oil, plant secretion and plant paste.
3. A glue according to claim 2, wherein: the plant secretion is plant stem liquid with viscosity, and the plant paste is pasty sticky matter prepared by decocting plant fruits, rhizomes and flower leaves with water.
4. The glue of claim 1, wherein: the defoaming agent is specifically an oily glue defoaming agent.
5. The glue of claim 1, wherein: the specific preparation process of the component B is as follows:
a. adding water into a reaction vessel, heating to 80 ℃, stirring at a low speed of 200r/min, slowly adding polyvinyl alcohol during the stirring, gradually heating until the water surface boils, and maintaining the heating temperature at 90-95 ℃;
b. after the polyvinyl alcohol is completely dissolved, stopping heating, continuously stirring at a low speed of 200r/min, and gradually cooling the polyvinyl alcohol solution to 80 ℃;
c. continuously stirring, adding hydrochloric acid, and stirring for 20-25 min;
d. reducing the stirring speed to 150r/min, uniformly adding formaldehyde, reducing the temperature of the obtained solution to 65 ℃ after 1h, adding urea, and continuously stirring at the rotating speed of 150 r/min;
e. adjusting the pH value to be neutral, cooling to 45 ℃, taking the obtained solution out of the reaction vessel, bottling, sealing and preserving.
6. The glue of claim 1, wherein: in the component C, the bisphenol A epoxy acrylate modifier is obtained by modifying bisphenol A epoxy acrylate through polyurethane.
7. The glue of claim 1, wherein: in the component C, the epoxy resin integrating agent comprises epoxy resin glue and an epoxy resin curing agent.
8. The glue of claim 1, wherein: in the component C, other reagents consist of one, two or more than two of a flatting agent, an antioxidant, a water-based epoxy curing agent and a dispersing agent, wherein the dispersing agent is a polyester type hyper-dispersant.
9. The glue of claim 1, wherein: the specific preparation process of the component C is as follows:
a. pouring polyvinyl formal, bisphenol A epoxy acrylate modifier and epoxy resin integrating agent into a stirring container at the same time, stirring at the rotating speed of 200-300r/min for 20-25 min;
b. adding polyimide and polyurethane sealant into a stirring container, keeping the rotating speed unchanged, and stirring for 15 min;
c. adding other reagents into the stirring container, uniformly stirring, adding the super absorbent resin, and stirring for 5-10 min;
d. taking out the solution, bottling, sealing and preserving.
10. The glue of claim 1, wherein: the preparation process of the glue is as follows:
a. heating the component A in a heating environment of 90-95 ℃, and stirring the component A at a rotating speed of 200-300r/min during heating so that the component A forms a homogeneous liquid;
b. when the temperature of the component A is reduced to 65 ℃, the rotating speed is increased to 450r/min, the component B is added into the component A, and the mixture is stirred for 30 min;
c. finally, adding the component C, wherein the stirring time is 45min, the stirring is carried out at the speed of 450r/min for the first 25min, and the stirring is carried out at the speed of 300r/min for the last 20 min;
d. defoaming treatment: placing the obtained solution in a vacuum oven, heating to 75 ℃, and intermittently vacuumizing and degassing;
e. sampling, inspecting, vacuum packaging and warehousing after passing inspection, and storing at normal temperature in a dark environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162731.5A CN111019564A (en) | 2019-11-25 | 2019-11-25 | Glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162731.5A CN111019564A (en) | 2019-11-25 | 2019-11-25 | Glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111019564A true CN111019564A (en) | 2020-04-17 |
Family
ID=70203502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911162731.5A Pending CN111019564A (en) | 2019-11-25 | 2019-11-25 | Glue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111019564A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113308223A (en) * | 2021-06-18 | 2021-08-27 | 义乌壹统胶科技有限公司 | High-purity glue and glue making process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004000964A1 (en) * | 2002-06-21 | 2003-12-31 | 3M Innovative Properties Company | Humidity resistant water-based adhesive compositions |
| CN107502238A (en) * | 2017-09-08 | 2017-12-22 | 宁波津华文具有限公司 | A kind of polyvinyl alcohol adhesive and preparation method thereof |
| CN108977143A (en) * | 2018-06-29 | 2018-12-11 | 怀宁县科林木业有限公司 | Urea formaldehyde resin adhesive of low burst size of methanal and preparation method thereof |
| CN109181584A (en) * | 2018-09-07 | 2019-01-11 | 卜沈宝 | A kind of manufacturing process of white glue with vinyl |
-
2019
- 2019-11-25 CN CN201911162731.5A patent/CN111019564A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004000964A1 (en) * | 2002-06-21 | 2003-12-31 | 3M Innovative Properties Company | Humidity resistant water-based adhesive compositions |
| CN107502238A (en) * | 2017-09-08 | 2017-12-22 | 宁波津华文具有限公司 | A kind of polyvinyl alcohol adhesive and preparation method thereof |
| CN108977143A (en) * | 2018-06-29 | 2018-12-11 | 怀宁县科林木业有限公司 | Urea formaldehyde resin adhesive of low burst size of methanal and preparation method thereof |
| CN109181584A (en) * | 2018-09-07 | 2019-01-11 | 卜沈宝 | A kind of manufacturing process of white glue with vinyl |
Non-Patent Citations (2)
| Title |
|---|
| 吴景梅主编: "《有机化学实验》", 30 September 2016, 安徽大学出版社 * |
| 沈锡华主编: "《密封材料手册》", 30 April 1991, 中国石化出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113308223A (en) * | 2021-06-18 | 2021-08-27 | 义乌壹统胶科技有限公司 | High-purity glue and glue making process thereof |
| CN113308223B (en) * | 2021-06-18 | 2023-04-07 | 义乌壹统胶科技有限公司 | High-purity glue and glue making process thereof |
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| PB01 | Publication | ||
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Application publication date: 20200417 |