CN112680165A - Double-component environment-friendly water-based epoxy glue, and preparation method and application thereof - Google Patents
Double-component environment-friendly water-based epoxy glue, and preparation method and application thereof Download PDFInfo
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- CN112680165A CN112680165A CN202011527055.XA CN202011527055A CN112680165A CN 112680165 A CN112680165 A CN 112680165A CN 202011527055 A CN202011527055 A CN 202011527055A CN 112680165 A CN112680165 A CN 112680165A
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- water
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- organic silicon
- epoxy glue
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 229920006335 epoxy glue Polymers 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 30
- 239000010703 silicon Substances 0.000 claims abstract description 30
- 229920005749 polyurethane resin Polymers 0.000 claims abstract description 27
- GCTOSMYFALESJI-UHFFFAOYSA-N azane;2-methylpropan-2-ol Chemical compound N.CC(C)(C)O GCTOSMYFALESJI-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 238000005303 weighing Methods 0.000 claims abstract description 6
- 239000003292 glue Substances 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 11
- 229920000728 polyester Polymers 0.000 claims description 6
- 239000012948 isocyanate Substances 0.000 claims description 5
- 150000002513 isocyanates Chemical class 0.000 claims description 5
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 2
- 229920004934 Dacron® Polymers 0.000 claims 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000012855 volatile organic compound Substances 0.000 description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 229920004933 Terylene® Polymers 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Adhesives Or Adhesive Processes (AREA)
- Epoxy Resins (AREA)
Abstract
The invention provides a bi-component environment-friendly water-based epoxy glue which is composed of a component A and a component B, wherein the component A comprises a water-based polyurethane resin, pure water, dimethyl ethanol ammonia, an organic silicon defoaming agent and an organic silicon flatting agent; the component B adopts a water-based curing agent; wherein the aqueous polyurethane resin: 50-70%; the pure water: 20-30%; the dimethyl ethanol ammonia: 1-2%; the organic silicon defoaming agent comprises the following components: 0.3-0.5%; the organic silicon flatting agent comprises the following components: 0.3-0.5%; the water-based curing agent: 5 percent; the total is 100%. The preparation method sequentially comprises the following steps: step 1, weighing each component according to the respective components; step 2, uniformly stirring and dispersing all the components in the component A, adding the component B, and uniformly stirring and dispersing again; and step 3, testing the viscosity by using a viscometer to be 500-.
Description
Technical Field
The invention relates to the technical field of water-based epoxy glue, in particular to double-component environment-friendly water-based epoxy glue and a preparation method thereof.
Background
The existing PVC and terylene cloth are mostly bonded by oily acrylic glue, however, the existing oily acrylic glue has not good tensile resistance, and the acrylic acid contained in the glue has pungent smell and very big taste, so that the VOC emission does not meet the standard in the process of preparing the oily acrylic glue.
In view of the above, the present inventors have specially designed a two-component environment-friendly water-based epoxy glue and a preparation method thereof.
Disclosure of Invention
In order to solve the problems, the technical scheme of the invention is as follows:
the first scheme of the invention is to provide a bi-component environment-friendly water-based epoxy glue which is composed of a component A and a component B, wherein the component A comprises a water-based polyurethane resin, pure water, dimethyl ethanol ammonia, an organic silicon defoamer and an organic silicon leveling agent; the component B adopts a water-based curing agent; wherein the content of the first and second substances,
the aqueous polyurethane resin: 50-70%;
the pure water: 20-30%;
the dimethyl ethanol ammonia: 1-2%;
the organic silicon defoaming agent comprises the following components: 0.3-0.5%;
the organic silicon flatting agent comprises the following components: 0.3-0.5%;
the water-based curing agent: 5 percent;
the total of the component A and the component B is 100 percent.
Further, the aqueous polyurethane resin is a modified aqueous polyurethane resin.
Further, the water-based curing agent adopts water-based isocyanate.
Further, the aqueous polyurethane resin: 60-70%;
the pure water: 25-30%;
the dimethyl ethanol ammonia: 1.5-2%;
the organic silicon defoaming agent comprises the following components: 0.4-0.5%;
the organic silicon flatting agent comprises the following components: 0.4-0.5%;
the water-based curing agent: 5 percent.
Further, the aqueous polyurethane resin: 62 percent;
the pure water: 30 percent;
the dimethyl ethanol ammonia: 2 percent;
the organic silicon defoaming agent comprises the following components: 0.5 percent;
the organic silicon flatting agent comprises the following components: 0.5 percent;
the water-based curing agent: 5 percent.
Further, the aqueous polyurethane resin: 70 percent;
the pure water: 23.4 percent;
the dimethyl ethanol ammonia: 1 percent;
the organic silicon defoaming agent comprises the following components: 0.3 percent;
the organic silicon flatting agent comprises the following components: 0.3 percent;
the water-based curing agent: 5 percent.
The second scheme of the invention is to provide a preparation method of the bi-component environment-friendly water-based epoxy glue, which sequentially comprises the following steps:
step 1, weighing the components according to the components in the scheme one;
step 2, uniformly stirring and dispersing all the components in the component A, adding the component B, and uniformly stirring and dispersing again;
and step 3, testing the viscosity by using a viscometer to be 500-.
The third scheme of the invention is to provide application of the bi-component environment-friendly water-based epoxy glue, which comprises a PVC layer and terylene cloth, wherein the glue in the second scheme is arranged between the terylene cloth and the PVC layer.
Further, coating the glue prepared in the second scheme on the polyester fabric, baking for 10-15 minutes at 110-130 ℃, and placing the PVC layer which is not coated with the glue on the polyester fabric for hot pressing at the temperature of 120-150 ℃.
Further, the thickness of the glue is 0.1-0.8 mm.
The invention has the following beneficial effects:
firstly, the water-based epoxy glue disclosed by the invention not only adopts two components, but also is added with the modified water-based polyurethane resin, so that the water-based epoxy glue has good stretchability and close adhesion strength;
secondly, the water-based epoxy glue disclosed by the invention adopts an environment-friendly material, so that low VOC (volatile organic compound) emission can be realized when a corresponding preparation process is adopted, the water-based epoxy glue belongs to an environment-friendly product, the pollution to the atmosphere is reduced, and the operation environment is improved.
Detailed Description
The technical solution of the present invention is further illustrated by the following examples. The examples do not specify particular techniques or conditions, and are performed according to the techniques or conditions described in the literature in the art or according to the product specifications. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products commercially available.
Example 1
The environment-friendly water-based epoxy glue with two components comprises the following components: the aqueous polyurethane resin: 62 percent; the pure water: 30 percent; the dimethyl ethanol ammonia: 2 percent; the organic silicon defoaming agent comprises the following components: 0.5 percent; the organic silicon flatting agent comprises the following components: 0.5 percent; the water-based curing agent: 5 percent; the waterborne polyurethane resin is a modified waterborne polyurethane resin, and the waterborne curing agent adopts waterborne isocyanate. The preparation method of the water-based epoxy glue sequentially comprises the following steps:
step 1, weighing the components according to the components;
step 2, uniformly stirring and dispersing all the components in the component A by using a dispersing stirrer, adding the component B, and uniformly stirring and dispersing again;
and step 3, testing the viscosity to be 500-1000cps by using a viscometer.
Example 2
The environment-friendly water-based epoxy glue with two components comprises the following components: the aqueous polyurethane resin: 70 percent; the pure water: 23.4 percent; the dimethyl ethanol ammonia: 1 percent; the organic silicon defoaming agent comprises the following components: 0.3 percent; the organic silicon flatting agent comprises the following components: 0.3 percent; the water-based curing agent: 5 percent; the waterborne polyurethane resin is a modified waterborne polyurethane resin, and the waterborne curing agent adopts waterborne isocyanate. The preparation method of the water-based epoxy glue sequentially comprises the following steps:
step 1, weighing the components according to the components;
step 2, uniformly stirring and dispersing all the components in the component A by using a dispersing stirrer, adding the component B, and uniformly stirring and dispersing again;
and step 3, testing the viscosity to be 500-1000cps by using a viscometer.
Example 3
The environment-friendly water-based epoxy glue with two components comprises the following components: the aqueous polyurethane resin: 67%; the pure water: 26 percent; the dimethyl ethanol ammonia: 1.2 percent; the organic silicon defoaming agent comprises the following components: 0.4 percent; the organic silicon flatting agent comprises the following components: 0.4 percent; the water-based curing agent: 5 percent; the waterborne polyurethane resin is a modified waterborne polyurethane resin, and the waterborne curing agent adopts waterborne isocyanate. The preparation method of the water-based epoxy glue sequentially comprises the following steps:
step 1, weighing the components according to the components;
step 2, uniformly stirring and dispersing all the components in the component A by using a dispersing stirrer, adding the component B, and uniformly stirring and dispersing again;
and step 3, testing the viscosity to be 500-1000cps by using a viscometer.
The glue prepared in the examples 1, 2 and 3 was coated on each of the polyester fabrics, and baked in an oven at 110-130 ℃ for 10-15 minutes, and the PVC layer without the glue was placed on the polyester fabric and thermocompressed by a laminator at a temperature of 120-150 ℃ to obtain a sample, which was subjected to tensile strength and elongation testing (the peel strength required for testing was Avg. - > 7kgf/3cm width after aging for 24 hours), and the following test results were obtained.
Table 1: test results of examples 1 to 3
The test results in table 1 show that the samples obtained by applying the glue of examples 1-3 in different thicknesses have good tensile strength, specifically, the tensile strength can reach more than 7.0KG, the elongation can reach about 50%, the VOC emission is less than 200ppm, and the standards are met; has good stretch resistance.
The invention has the following beneficial effects:
firstly, the modified waterborne polyurethane resin is added into the waterborne epoxy glue, so that the waterborne epoxy glue has good stretchability and close adhesion strength;
secondly, the water-based epoxy glue disclosed by the invention adopts an environment-friendly material, so that low VOC (volatile organic compound) emission can be realized when a corresponding preparation process is adopted, the VOC emission meets the specified standard, the water-based epoxy glue belongs to an environment-friendly product, the pollution to the atmosphere is reduced, the operation environment is improved, and the effects of reducing pollution and saving resources are obvious.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (10)
1. The double-component environment-friendly water-based epoxy glue is characterized by comprising a component A and a component B, wherein the component A comprises a water-based polyurethane resin, pure water, dimethyl ethanol ammonia, an organic silicon defoaming agent and an organic silicon leveling agent; the component B adopts a water-based curing agent; wherein the content of the first and second substances,
the aqueous polyurethane resin: 50-70%;
the pure water: 20-30%;
the dimethyl ethanol ammonia: 1-2%;
the organic silicon defoaming agent comprises the following components: 0.3-0.5%;
the organic silicon flatting agent comprises the following components: 0.3-0.5%;
the water-based curing agent: 5 percent;
the total is 100%.
2. The two-component environment-friendly water-based epoxy glue according to claim 1, wherein the water-based polyurethane resin is a modified water-based polyurethane resin.
3. The two-component environment-friendly water-based epoxy glue according to claim 1, wherein the water-based curing agent is water-based isocyanate.
4. The two-component environment-friendly water-based epoxy glue according to claim 1, characterized in that,
the aqueous polyurethane resin: 60-70%;
the pure water: 25-30%;
the dimethyl ethanol ammonia: 1.5-2%;
the organic silicon defoaming agent comprises the following components: 0.4-0.5%;
the organic silicon flatting agent comprises the following components: 0.4-0.5%;
the water-based curing agent: 5 percent.
5. The two-component environment-friendly water-based epoxy glue according to claim 4, characterized in that,
the aqueous polyurethane resin: 62 percent;
the pure water: 30 percent;
the dimethyl ethanol ammonia: 2 percent;
the organic silicon defoaming agent comprises the following components: 0.5 percent;
the organic silicon flatting agent comprises the following components: 0.5 percent;
the water-based curing agent: 5 percent.
6. The two-component environment-friendly water-based epoxy glue according to claim 1, characterized in that,
the aqueous polyurethane resin: 70 percent;
the pure water: 23.4 percent;
the dimethyl ethanol ammonia: 1 percent;
the organic silicon defoaming agent comprises the following components: 0.3 percent;
the organic silicon flatting agent comprises the following components: 0.3 percent;
the water-based curing agent: 5 percent.
7. The preparation method of the two-component environment-friendly water-based epoxy glue according to any one of claims 1 to 6, characterized by comprising the following steps in sequence:
step 1, weighing the components according to the components of any one of claims 1 to 6;
step 2, uniformly stirring and dispersing all the components in the component A, adding the component B, and uniformly stirring and dispersing again;
and step 3, testing the viscosity by using a viscometer to be 500-.
8. The use of the two-component environmentally friendly aqueous epoxy glue according to any one of claims 1 to 6, comprising a PVC layer and a Dacron fabric, wherein the glue according to claim 7 is disposed between the Dacron fabric and the PVC layer.
9. The method of claim 8, wherein the glue of claim 7 is applied to a polyester fabric, baked at 110-130 ℃ for 10-15 minutes, and the PVC layer without glue is placed on the polyester fabric for thermal compression bonding at 120-150 ℃.
10. The use of the two-component environmentally friendly aqueous epoxy glue according to claim 9, wherein the thickness of the glue is 0.1-0.8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527055.XA CN112680165A (en) | 2020-12-22 | 2020-12-22 | Double-component environment-friendly water-based epoxy glue, and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527055.XA CN112680165A (en) | 2020-12-22 | 2020-12-22 | Double-component environment-friendly water-based epoxy glue, and preparation method and application thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112680165A true CN112680165A (en) | 2021-04-20 |
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| CN202011527055.XA Pending CN112680165A (en) | 2020-12-22 | 2020-12-22 | Double-component environment-friendly water-based epoxy glue, and preparation method and application thereof |
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Citations (6)
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|---|---|---|---|---|
| CN102559123A (en) * | 2011-12-15 | 2012-07-11 | 成都富路其鞋业有限公司 | Water-based adhesive for shoes |
| CN102729559A (en) * | 2012-06-25 | 2012-10-17 | 无锡翔隆高分子面料有限公司 | Preparation method of TPU and PVC blended improved composite fabrics |
| CN103937435A (en) * | 2014-03-31 | 2014-07-23 | 浙江耐和实业有限公司 | Method for preparing solvent-free waterborne polyurethane resin for synthesizing leather bonding layer |
| CN104031225A (en) * | 2013-03-06 | 2014-09-10 | 万华化学集团股份有限公司 | Aqueous polyurethane dispersoid for synthetic leather adhesive and preparation method thereof |
| CN105419712A (en) * | 2015-12-24 | 2016-03-23 | 贝内克-长顺汽车内饰材料（张家港）有限公司 | Aqueous glue used for light-weight polyvinyl chloride, preparation method and application thereof |
| CN109439262A (en) * | 2018-10-29 | 2019-03-08 | 常州浩阳水性新材料有限公司 | A kind of PVC band glue film glue and preparation method thereof |
-
2020
- 2020-12-22 CN CN202011527055.XA patent/CN112680165A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102559123A (en) * | 2011-12-15 | 2012-07-11 | 成都富路其鞋业有限公司 | Water-based adhesive for shoes |
| CN102729559A (en) * | 2012-06-25 | 2012-10-17 | 无锡翔隆高分子面料有限公司 | Preparation method of TPU and PVC blended improved composite fabrics |
| CN104031225A (en) * | 2013-03-06 | 2014-09-10 | 万华化学集团股份有限公司 | Aqueous polyurethane dispersoid for synthetic leather adhesive and preparation method thereof |
| CN103937435A (en) * | 2014-03-31 | 2014-07-23 | 浙江耐和实业有限公司 | Method for preparing solvent-free waterborne polyurethane resin for synthesizing leather bonding layer |
| CN105419712A (en) * | 2015-12-24 | 2016-03-23 | 贝内克-长顺汽车内饰材料（张家港）有限公司 | Aqueous glue used for light-weight polyvinyl chloride, preparation method and application thereof |
| CN109439262A (en) * | 2018-10-29 | 2019-03-08 | 常州浩阳水性新材料有限公司 | A kind of PVC band glue film glue and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 任胜义等: "《土木工程材料》", 31 March 2015, 中国建材工业出版社 * |
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Application publication date: 20210420 |
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