阅读说明：本技术 一种用于太阳能组件背板的修补胶 (Repair adhesive for solar module back plate ) 是由 张国良 吴秀琴 于 2019-08-30 设计创作，主要内容包括：本发明公开了一种用于太阳能组件背板的修补胶,包括胶料A和胶料B,所述胶料A和胶料B的质量比为5:1,所述胶料A按重量份数计包括聚酯80-120份、聚酯改性丙烯酸聚酯树脂20-40份、松焦油6-20份、聚酯树脂3-10份和异氰酸酯固化剂2-6份,所述胶料B按重量份数计包括活性剂5-20份、防老剂1-6份、增粘剂8-25份和促进剂2-8份。本发明所提供的天然聚酯表面缺陷快速修补胶来修补聚酯,粘连性好,粘接快,不会发生脱落现象,本发明旨在提高胶水的生产效率,以及提高胶水本身的粘连强度,胶水抗老化效果。本发明的修补胶,粘度高,固化快,效果好,本发明的修补胶抗老化效果显著,符合抗老化标准,极大地提高了太阳能的使用寿命；密炼生产效率高,产量高,值得推广。(The invention discloses a repair adhesive for a solar module back plate, which comprises an adhesive material A and an adhesive material B, wherein the mass ratio of the adhesive material A to the adhesive material B is 5:1, the adhesive material A comprises 80-120 parts by weight of polyester, 20-40 parts by weight of polyester modified acrylic polyester resin, 6-20 parts by weight of pine tar, 3-10 parts by weight of polyester resin and 2-6 parts by weight of an isocyanate curing agent, and the adhesive material B comprises 5-20 parts by weight of an active agent, 1-6 parts by weight of an anti-aging agent, 8-25 parts by weight of a tackifier and 2-8 parts by weight of an accelerator. The natural polyester surface defect rapid repair glue provided by the invention is used for repairing polyester, has good adhesion and rapid bonding, and can not fall off. The repair adhesive disclosed by the invention is high in viscosity, fast in curing and good in effect, has an obvious anti-aging effect, meets the anti-aging standard, and greatly prolongs the service life of solar energy; the banburying production efficiency is high, the yield is high, and the method is worthy of popularization.)

1. The repairing adhesive for the solar module back plate comprises an adhesive material A and an adhesive material B, and is characterized in that the mass ratio of the adhesive material A to the adhesive material B is 5:1, the adhesive material A comprises 80-120 parts by weight of polyester, 20-40 parts by weight of polyester modified acrylic polyester resin, 6-20 parts by weight of pine tar, 3-10 parts by weight of polyester resin and 2-6 parts by weight of isocyanate curing agent, and the adhesive material B comprises 5-20 parts by weight of active agent, 1-6 parts by weight of anti-aging agent, 8-25 parts by weight of tackifier and 2-8 parts by weight of accelerator.

2. The repair adhesive for the solar module back panel as claimed in claim 1, wherein the adhesive material a comprises, by weight, 100 parts of polyester, 30 parts of polyester-modified acrylic polyester resin, 10 parts of pine tar, 5 parts of polyester resin and 3 parts of an isocyanate curing agent, and the adhesive material B comprises, by weight, 5 parts of an active agent, 1 part of an anti-aging agent, 8 parts of a tackifier and 2 parts of an accelerator.

3. The repair adhesive for the solar module back panel as claimed in claim 1, wherein the adhesive material A comprises, by weight, 100 parts of polyester, 30 parts of polyester modified acrylic polyester resin, 10 parts of pine tar, 5 parts of polyester resin and 3 parts of an isocyanate curing agent, and the adhesive material B comprises, by weight, 20 parts of an active agent, 6 parts of an anti-aging agent, 25 parts of a tackifier and 8 parts of an accelerator.

4. The repair adhesive for the solar module back panel as claimed in claim 1, wherein the adhesive material A comprises, by weight, 120 parts of polyester, 40 parts of polyester modified acrylic polyester resin, 20 parts of pine tar, 10 parts of polyester resin and 6 parts of an isocyanate curing agent, and the adhesive material B comprises, by weight, 10 parts of an active agent, 2 parts of an anti-aging agent, 15 parts of a tackifier and 4 parts of an accelerator.

5. The repair adhesive for the solar module back panel as claimed in claim 1, wherein the adhesive material A comprises 80 parts by weight of polyester, 20 parts by weight of polyester modified acrylic polyester resin, 6 parts by weight of pine tar, 3 parts by weight of polyester resin and 2 parts by weight of isocyanate curing agent, and the adhesive material B comprises 10 parts by weight of active agent, 2 parts by weight of anti-aging agent, 15 parts by weight of tackifier and 4 parts by weight of accelerator.

6. The repair adhesive for solar module back sheets according to claim 1, wherein the active agent comprises 3-4 parts by weight of zinc oxide, 2-3 parts by weight of magnesium oxide and 1-2 parts by weight of stearic acid, the tackifier comprises 1-2 parts by weight of thiazole accelerator and 1-2 parts by weight of thiuram accelerator, and the tackifier comprises 3-4 parts by weight of binder RE3-5 parts by weight and binder RH1-2 parts by weight.

7. The repair adhesive for solar module back sheets according to any one of claims 1 to 6, characterized by being prepared by the following preparation method:

s1: adding the polyester, the polyester modified acrylic polyester resin, the pine tar, the polyester resin and the isocyanate curing agent in the rubber material A into a polyester internal mixer for mixing to obtain mixed rubber A;

s2, mixing the activator, the anti-aging agent, the tackifier and the accelerator in the rubber material B with the mixed rubber A obtained in the step S1 for the second time to obtain the repairing rubber;

and S3, detecting the vulcanization characteristic and the physical property of the repair adhesive obtained in the step S2.

8. The repair adhesive for a solar module back sheet as claimed in claim 7, wherein the mixing temperature in step S1 is 130-150 ℃ and the mixing time is 20min, the mixing degree in step S2 is 80-100 ℃ and the mixing time is 10 min.

Technical Field

The invention relates to the technical field of adhesives, in particular to a repairing adhesive for a solar module back plate.

Background

Solar photovoltaic panel has been of a specified duration in the open air, and its backplate can be ageing with the adhesion of other parts, influences solar photovoltaic panel's service life, needs repair it, and repair among the prior art glues the main problem and lies in that the solidification adhesion is slow, and is ageing fast, and life is short, and glue production efficiency is low, and the cost is higher, and output is low, consequently, needs a repair that is used for the solar energy component backplate to glue.

Disclosure of Invention

The invention aims to provide a repair adhesive for a solar module backboard, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the repairing adhesive for the solar module back plate comprises an adhesive material A and an adhesive material B, wherein the mass ratio of the adhesive material A to the adhesive material B is 5:1, the adhesive material A comprises 80-120 parts by weight of polyester, 20-40 parts by weight of polyester modified acrylic polyester resin, 6-20 parts by weight of pine tar, 3-10 parts by weight of polyester resin and 2-6 parts by weight of an isocyanate curing agent, and the adhesive material B comprises 5-20 parts by weight of an active agent, 1-6 parts by weight of an anti-aging agent, 8-25 parts by weight of a tackifier and 2-8 parts by weight of an accelerator.

As a further scheme of the invention: the rubber material A comprises 100 parts by weight of polyester, 30 parts by weight of polyester modified acrylic polyester resin, 10 parts by weight of pine tar, 5 parts by weight of polyester resin and 3 parts by weight of isocyanate curing agent, and the rubber material B comprises 5 parts by weight of activating agent, 1 part by weight of anti-aging agent, 8 parts by weight of tackifier and 2 parts by weight of accelerator.

As a further scheme of the invention: the rubber material A comprises, by weight, 100 parts of polyester, 30 parts of polyester modified acrylic polyester resin, 10 parts of pine tar, 5 parts of polyester resin and 3 parts of an isocyanate curing agent, and the rubber material B comprises, by weight, 20 parts of an active agent, 6 parts of an anti-aging agent, 25 parts of a tackifier and 8 parts of an accelerator.

As a further scheme of the invention: the rubber material A comprises, by weight, 120 parts of polyester, 40 parts of polyester modified acrylic polyester resin, 20 parts of pine tar, 10 parts of polyester resin and 6 parts of isocyanate curing agent, and the rubber material B comprises, by weight, 10 parts of activating agent, 2 parts of anti-aging agent, 15 parts of tackifier and 4 parts of accelerator.

As a further scheme of the invention: the rubber material A comprises, by weight, 80 parts of polyester, 20 parts of polyester modified acrylic polyester resin, 6 parts of pine tar, 3 parts of polyester resin and 2 parts of isocyanate curing agent, and the rubber material B comprises, by weight, 10 parts of activating agent, 2 parts of anti-aging agent, 15 parts of tackifier and 4 parts of accelerator.

As a further scheme of the invention: the active agent comprises 3-4 parts of zinc oxide, 2-3 parts of magnesium oxide and 1-2 parts of stearic acid in parts by weight, the tackifier comprises 3-5 parts of binder RE and 1-2 parts of binder RH in parts by weight, and the accelerant comprises 1-2 parts of thiazole accelerant and 1-2 parts of thiuram accelerant in parts by weight.

The repair adhesive for the solar module back plate is prepared by the following steps:

s1: adding the polyester, the polyester modified acrylic polyester resin, the pine tar, the polyester resin and the isocyanate curing agent in the rubber material A into a polyester internal mixer for mixing to obtain mixed rubber A;

s2, mixing the activator, the anti-aging agent, the tackifier and the accelerator in the rubber material B with the mixed rubber A obtained in the step S1 for the second time to obtain the repairing rubber;

and S3, detecting the vulcanization characteristic and the physical property of the repair adhesive obtained in the step S2.

As a further scheme of the invention: the mixing temperature in the step S1 is 130-150 ℃, the mixing time is 20min, the mixing degree in the step S2 is 80-100 ℃, and the mixing time is 10 min.

Compared with the prior art, the invention has the beneficial effects that: the invention aims to improve the production efficiency of the glue, improve the self adhesion strength of the glue and improve the anti-aging effect of the glue. The repair adhesive disclosed by the invention is high in viscosity, fast in curing and good in effect, has an obvious anti-aging effect, meets the anti-aging standard, and greatly prolongs the service life of solar energy; the banburying production efficiency is high, the yield is high, and the method is worthy of popularization.

Detailed Description

The technical solutions in the embodiments of the present invention are 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The repairing adhesive for the solar module back plate comprises an adhesive material A and an adhesive material B, wherein the mass ratio of the adhesive material A to the adhesive material B is 5:1, the adhesive material A comprises 80-120 parts by weight of polyester, 20-40 parts by weight of polyester modified acrylic polyester resin, 6-20 parts by weight of pine tar, 3-10 parts by weight of polyester resin and 2-6 parts by weight of an isocyanate curing agent, and the adhesive material B comprises 5-20 parts by weight of an active agent, 1-6 parts by weight of an anti-aging agent, 8-25 parts by weight of a tackifier and 2-8 parts by weight of an accelerator.

The active agent comprises 3-4 parts of zinc oxide, 2-3 parts of magnesium oxide and 1-2 parts of stearic acid in parts by weight, the tackifier comprises 1-2 parts of thiazole accelerant and 1-2 parts of thiuram accelerant in parts by weight, and the tackifier comprises 3-5 parts of adhesive RE and 1-2 parts of adhesive RH.

The preparation method of the repair adhesive for the solar module back plate comprises the following steps:

s1: adding the polyester, the polyester modified acrylic polyester resin, the pine tar, the polyester resin and the isocyanate curing agent in the rubber material A into a polyester internal mixer for mixing to obtain mixed rubber A;

s2, mixing the activator, the anti-aging agent, the tackifier and the accelerator in the rubber material B with the mixed rubber A obtained in the step S1 for the second time to obtain the repairing rubber;

and S3, detecting the vulcanization characteristic and the physical property of the repair adhesive obtained in the step S2.

The mixing temperature in the step S1 is 130-150 ℃, the mixing time is 20min, the mixing degree in the step S2 is 80-100 ℃, and the mixing time is 10 min.