CN112625642A - UV single-component temporary solid adhesive capable of being rapidly dissolved in water and degummed and preparation method thereof - Google Patents
UV single-component temporary solid adhesive capable of being rapidly dissolved in water and degummed and preparation method thereof Download PDFInfo
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- CN112625642A CN112625642A CN202011496496.8A CN202011496496A CN112625642A CN 112625642 A CN112625642 A CN 112625642A CN 202011496496 A CN202011496496 A CN 202011496496A CN 112625642 A CN112625642 A CN 112625642A
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- degummed
- component temporary
- water
- soluble
- temporary fixing
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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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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Abstract
The UV single-component temporary solid adhesive capable of being rapidly degummed by water dissolving relates to the field of water dissolving and degumming, and consists of polyurethane acrylic resin, an acrylic monomer, an auxiliary agent and a filler, wherein the polyurethane acrylic resin has high wear resistance, adhesion, flexibility, high peel strength, excellent low-temperature resistance and excellent optical performance and weather resistance of the polyacrylic resin, and is a radiation curing material with excellent comprehensive performance. The self-made polyurethane acrylic resin can be prepared according to requirements, the operation is simple, the production is convenient, the production cost can be reduced, the functional acrylic monomer can provide various functional groups, and the water solubility and the bonding force of the product are greatly influenced.
Description
The technical field is as follows:
the invention relates to the field of water-soluble degumming, and particularly relates to a UV single-component temporary solid gum capable of being rapidly subjected to water-soluble degumming and a preparation method thereof.
Background art:
in the modern industrial production process, a plurality of process links need to be temporarily bonded, such as: glass, the jewelry, the optical lens piece, electronic processing, the photovoltaic, industries such as semiconductor generally need a glue that carries out interim bonding in the cutting grinding process, the device that will process is fixed on corresponding mould, after accomplishing processing, come unstuck through the hydrolysis, in the prior art, there is AB hydrolysis glue mainly, the anaerobism is glued, UV glues, the technical route that mainly realizes coming unstuck carries out the pyrolysis through the foamer thermal expansion and glues, the mode of coming unstuck of this technical route has the cull volume great, the cull is difficult to handle, the product percent of pass is not high, not environmental protection scheduling problem, in order to solve above-mentioned technical problem, specially provide a new technical scheme.
The invention content is as follows:
the invention aims to overcome the defects of the prior art, and provides a UV single-component temporary solid gum capable of being rapidly degummed by water dissolving and a preparation method thereof, so as to solve the problem of difficult degumming.
The technical scheme adopted by the invention is as follows: the UV single-component temporary solid adhesive capable of being rapidly degummed by water dissolving is composed of 40-50 parts by weight of polyurethane acrylate, 25-35 parts by weight of acrylic acid monomer, 1-5 parts by weight of auxiliary agent and 1-10 parts by weight of filler.
The molar mass of the polyurethane acrylic resin is 12000 mol-1.
The acrylic monomer comprises one or more of acrylic acid, hydroxyethyl acrylate, hydroxypropyl acrylate, polyethylene glycol dimethacrylate, tripropylene glycol diacrylate and trihydroxypropane diacrylate.
The auxiliary agent comprises 1-5 parts of initiator, 0.1-1.5 parts of accelerator, 1-2 parts of coupling agent and 0.5-1 part of thickening agent by weight.
The initiator is one or more of a, a-dimethoxy-a-phenylacetophenone, 2-methyl-2- (4-morpholinyl) -1- [4- (methylthio) phenyl ] -1-acetone, 2-dimethylamino-2-benzyl-1- [4- (4-morpholinyl) phenyl ] -1-butanone and 2-hydroxy-2-methyl-1-phenylacetone.
The accelerator is N, N-dimethyl-p-toluidine.
The coupling agent is one or more of gamma-glycidyl ether propyl trimethoxy silane, gamma-diethylenetriamine propyl methyl dimethoxy silane, 3-glycidyl ether oxy propyl trimethoxy silane and vinyl tri (beta-methoxy ethoxy) silane.
The thickening agent is one or more of fumed silica and organic bentonite.
The filler is one or more of titanium dioxide, microspheres, starch, sodium dodecyl sulfate and 4, 4-oxo-diphenyl sulfonyl hydrazide.
A preparation method of a rapid water-soluble degummed UV single-component temporary-curing adhesive comprises the following steps:
weighing, namely weighing polyurethane acrylic resin, an acrylic monomer, an auxiliary agent and a filler respectively;
step two, mixing, namely putting the weighed polyurethane acrylic resin, acrylic monomer, auxiliary agent and filler into a planetary stirring dispersion machine for uniform dispersion and mixing;
and step three, obtaining a finished product, namely, vacuumizing and defoaming the polyurethane acrylic resin, the acrylic monomer, the auxiliary agent and the filler which are uniformly dispersed and mixed to obtain the finished product.
The invention has the beneficial effects that: the polyurethane acrylic resin has high wear resistance, adhesion, flexibility, high peel strength, excellent low temperature resistance, and excellent optical performance and weather resistance of the polyacrylic resin, and is a radiation curing material with excellent comprehensive performance. The self-made polyurethane acrylic resin can be prepared according to requirements, the operation is simple, the production is convenient, the production cost can be reduced, the functional acrylic monomer can provide various functional groups, and the water solubility and the bonding force of the product are greatly influenced.
The specific implementation mode is as follows:
the invention will be further illustrated with reference to specific examples:
the first embodiment is as follows:
40g of self-made polyurethane acrylic resin, 12000mol-1, 25g of hydroxypropyl acrylate, 1g of initiator a, a-dimethoxy-a-phenylacetophenone, 0.5g of accelerator N, N-dimethyl-p-toluidine, 1g of coupling agent gamma-glycidyl ether propyl trimethoxy silane, 0.5g of thickening agent fumed silica and 3g of filler starch are placed in a stirring kettle to be dispersed uniformly, and then the stirring kettle is vacuumized.
Wiping two glass plates of 12.5mm x 2.5mm with absolute ethyl alcohol, after drying, applying glue to one glass plate surface at a set position by using a glue dispenser, then covering the other glass plate surface with the glue, and placing the two glass plates with the glue on an ultraviolet curing machine 800MJ/CM2 for curing. And cutting the cured glass, and then placing the glass in hot water at 80 ℃ for dispergation.
Example two:
48g of self-made polyurethane acrylic resin, 12000mol-1, 20g of hydroxyethyl acrylate, 1g of initiator 2-methyl-2- (4-morpholinyl) -1- [4- (methylthio) phenyl ] -1-acetone, 0.5g of accelerator N, N-dimethyl-p-toluidine, 1g of coupling agent gamma-glycidyl ether propyl trimethoxy silane, 0.5g of thickening agent fumed silica and 3g of filler starch are placed in a stirring kettle to be dispersed uniformly, and then the stirring kettle is vacuumized.
Wiping two glass plates of 12.5mm x 2.5mm with absolute ethyl alcohol, after drying, applying glue to one glass plate surface at a set position by using a glue dispenser, then covering the other glass plate surface with the glue, and placing the two glass plates with the glue on an ultraviolet curing machine 800MJ/CM2 for curing. And cutting the cured glass, and then placing the glass in hot water at 80 ℃ for dispergation.
Example three:
35g of self-made polyurethane acrylic resin, 12000mol-1, 30g of hydroxyethyl acrylate, 1g of initiator 2-dimethylamino-2-benzyl-1- [4- (4-morpholinyl) phenyl ] -1-butanone, 0.5g of accelerator N, N-dimethyl-p-toluidine, 1g of coupling agent gamma-glycidyl ether propyl trimethoxy silane, 0.5g of thickening agent fumed silica and 3g of filler starch are placed in a stirring kettle to be dispersed uniformly, and then the stirring kettle is vacuumized.
Wiping two glass plates of 12.5mm x 2.5mm with absolute ethyl alcohol, after drying, applying glue to one glass plate surface at a set position by using a glue dispenser, then covering the other glass plate surface with the glue, and placing the two glass plates with the glue on an ultraviolet curing machine 800MJ/CM2 for curing. And cutting the cured glass, and then placing the glass in hot water at 80 ℃ for dispergation.
The above three examples were prepared using the following method:
a preparation method of a rapid water-soluble degummed UV single-component temporary-curing adhesive comprises the following steps:
weighing, namely weighing polyurethane acrylic resin, an acrylic monomer, an auxiliary agent and a filler respectively;
step two, mixing, namely putting the weighed polyurethane acrylic resin, acrylic monomer, auxiliary agent and filler into a planetary stirring dispersion machine for uniform dispersion and mixing;
and step three, obtaining a finished product, namely, vacuumizing and defoaming the polyurethane acrylic resin, the acrylic monomer, the auxiliary agent and the filler which are uniformly dispersed and mixed to obtain the finished product.
Use effect experiment:
in the research, the effect of the temporary fixing adhesive and the preparation method is investigated by 100 volunteers, and the scoring standard of the test items is as follows: the score of 5 is very satisfactory, the score of 4 is satisfactory, the score of 3 is general, the score of 2 is unsatisfactory, and the score of 1 is very unsatisfactory. Wherein the common group is glue;
| test items | Example one | Example two | EXAMPLE III | General group |
| Amount of residual gum | 4.9 | 4.6 | 4.7 | 3.0 |
| Percent of pass | 4.9 | 4.7 | 5.0 | 1.0 |
| Environment-friendly | 4.9 | 4.6 | 4.8 | 3.0 |
| Production cost | 4.9 | 4.7 | 5.0 | 1.0 |
According to the data, the product prepared by the formula and the preparation method has the advantages of small residual gum amount, high qualification rate, low production cost and certain environmental protection effect.
Furthermore, as can be seen by reference to the following table,
the polyurethane acrylic resin has high wear resistance, adhesion, flexibility, high peel strength, excellent low temperature resistance, and excellent optical performance and weather resistance of the polyacrylic resin, and is a radiation curing material with excellent comprehensive performance. The self-made polyurethane acrylic resin can be prepared according to requirements, the operation is simple, the production is convenient, the production cost can be reduced, the functional acrylic monomer can provide various functional groups, and the water solubility and the bonding force of the product are greatly influenced.
Various other changes and modifications to the above embodiments and concepts will become apparent to those skilled in the art, and all such changes and modifications are intended to be included within the scope of the present invention as defined in the appended claims.
Claims (10)
1. The UV single-component temporary fixing adhesive capable of being rapidly dissolved in water and degummed is characterized in that: the temporary solid glue consists of 40-50 parts of polyurethane acrylate, 25-35 parts of acrylic monomer, 1-5 parts of assistant and 1-10 parts of filler.
2. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 1, which is characterized in that: the molar mass of the polyurethane acrylic resin is 12000 mol-1.
3. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 1, which is characterized in that: the acrylic monomer comprises one or more of acrylic acid, hydroxyethyl acrylate, hydroxypropyl acrylate, polyethylene glycol dimethacrylate, tripropylene glycol diacrylate and trihydroxypropane diacrylate.
4. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 1, which is characterized in that: the auxiliary agent comprises 1-5 parts of initiator, 0.1-1.5 parts of accelerator, 1-2 parts of coupling agent and 0.5-1 part of thickening agent by weight.
5. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 4, which is characterized in that: the initiator is one or more of a, a-dimethoxy-a-phenylacetophenone, 2-methyl-2- (4-morpholinyl) -1- [4- (methylthio) phenyl ] -1-acetone, 2-dimethylamino-2-benzyl-1- [4- (4-morpholinyl) phenyl ] -1-butanone and 2-hydroxy-2-methyl-1-phenylacetone.
6. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 4, which is characterized in that: the accelerator is N, N-dimethyl-p-toluidine.
7. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 4, which is characterized in that: the coupling agent is one or more of gamma-glycidyl ether propyl trimethoxy silane, gamma-diethylenetriamine propyl methyl dimethoxy silane, 3-glycidyl ether oxy propyl trimethoxy silane and vinyl tri (beta-methoxy ethoxy) silane.
8. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 4, which is characterized in that: the thickening agent is one or more of fumed silica and organic bentonite.
9. The rapidly water-soluble degummed UV single-component temporary fixing adhesive according to claim 1, which is characterized in that: the filler is one or more of titanium dioxide, microspheres, starch, sodium dodecyl sulfate and 4, 4-oxo-diphenyl sulfonyl hydrazide.
10. A preparation method of UV single-component temporary solid gum capable of being rapidly dissolved in water and degummed is characterized by comprising the following steps: the method comprises the following steps:
weighing, namely weighing polyurethane acrylic resin, an acrylic monomer, an auxiliary agent and a filler respectively;
step two, mixing, namely putting the weighed polyurethane acrylic resin, acrylic monomer, auxiliary agent and filler into a planetary stirring dispersion machine for uniform dispersion and mixing;
and step three, obtaining a finished product, namely, vacuumizing and defoaming the polyurethane acrylic resin, the acrylic monomer, the auxiliary agent and the filler which are uniformly dispersed and mixed to obtain the finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011496496.8A CN112625642A (en) | 2020-12-17 | 2020-12-17 | UV single-component temporary solid adhesive capable of being rapidly dissolved in water and degummed and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011496496.8A CN112625642A (en) | 2020-12-17 | 2020-12-17 | UV single-component temporary solid adhesive capable of being rapidly dissolved in water and degummed and preparation method thereof |
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| CN112625642A true CN112625642A (en) | 2021-04-09 |
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| CN202011496496.8A Pending CN112625642A (en) | 2020-12-17 | 2020-12-17 | UV single-component temporary solid adhesive capable of being rapidly dissolved in water and degummed and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116376482A (en) * | 2023-04-25 | 2023-07-04 | 合肥微晶材料科技有限公司 | Hydrolysis UV adhesive for ultrathin glass lamination processing and application method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910853A (en) * | 2015-05-25 | 2015-09-16 | 广州市尤特新材料有限公司 | UV rapidly curable warm water fast hydrolyzed glue and preparation method thereof |
-
2020
- 2020-12-17 CN CN202011496496.8A patent/CN112625642A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910853A (en) * | 2015-05-25 | 2015-09-16 | 广州市尤特新材料有限公司 | UV rapidly curable warm water fast hydrolyzed glue and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116376482A (en) * | 2023-04-25 | 2023-07-04 | 合肥微晶材料科技有限公司 | Hydrolysis UV adhesive for ultrathin glass lamination processing and application method thereof |
| CN116376482B (en) * | 2023-04-25 | 2024-05-14 | 合肥微晶材料科技有限公司 | Hydrolysis UV adhesive for ultrathin glass lamination processing and application method thereof |
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