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Pressure-sensitive adhesive tape glue synthesis process

A pressure-sensitive adhesive tape and synthesis process technology, applied in the direction of pressure-sensitive film/sheet, adhesive, adhesive additive, etc., can solve the problems of anti-solution corrosion, poor insulation performance, etc., and achieve good high temperature resistance effect

Inactive Publication Date: 2019-02-01
湖州骏才科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The invention provides a pressure-sensitive tape glue synthesis process, which solves the problems of high temperature resistance, solution corrosion resistance and poor insulation performance in the prior art

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] Step (1), add 15 parts of ethyl ester to reactor A, raise the temperature to 65°C, add 10 parts of octyl ester dropwise to reactor A for 30 minutes, raise the temperature to 80°C at the same time, stir for 1.5 hours and raise the temperature to 80°C, When a reflux reaction occurs, add 8 parts of octyl ester and 18 parts of ethyl ester dropwise for 2.5 hours, keep the temperature at 85°C for 4 hours to maintain reflux, add 15 parts of ethyl ester dropwise for 30 minutes, and finish the reaction after cooling down to 60°C to obtain glue B;

[0014] Step (2), add 10 parts of ethyl ester to reaction kettle B, raise the temperature to 70°C, add 3 parts of butyl ester dropwise for 35 minutes, raise the temperature to 80°C at the same time, stir for 1.5 hours and raise the temperature to 83°C, reflux reaction occurs, drop Add 6 parts of butyl ester and 10 parts of ethyl ester for 2.5 hours, keep warm at 85°C for 2 hours and keep reflux, add 15 parts of BPO initiator, keep warm ...

Embodiment 2

[0020] Step (1), add 15 parts of ethyl ester to reactor A, raise the temperature to 60°C, add 6 parts of octyl ester dropwise to reactor A for 35 minutes, raise the temperature to 80°C at the same time, stir for 1 hour and raise the temperature to 82°C, When a reflux reaction occurs, add 10 parts of octyl ester and 15 parts of ethyl ester dropwise for 2.2 hours, keep the temperature at 80°C for 4 hours to maintain reflux, add 12 parts of ethyl ester dropwise for 25 minutes, and stop the reaction after cooling down to 60°C to obtain glue B;

[0021] Step (2), add 6 parts of ethyl ester to reaction kettle B, raise the temperature to 65°C, add 2 parts of butyl ester dropwise for 30 minutes, raise the temperature to 78°C at the same time, stir for 1 hour and raise the temperature to 81°C, reflux reaction occurs, drop Add 5 parts of butyl ester and 10 parts of ethyl ester for 2 hours, keep warm at 82°C for 2 hours and keep reflux, add 12 parts of BPO initiator, keep warm for 3 hours...

Embodiment 3

[0027] Step (1), add 20 parts of ethyl ester to reactor A, raise the temperature to 60°C, add 5 parts of octyl ester dropwise to reactor A for 30 minutes, raise the temperature to 75°C at the same time, stir for 1 hour and raise the temperature to 80°C, When a reflux reaction occurs, add 10 parts of octyl ester and 20 parts of ethyl ester dropwise for 2 hours, keep the temperature at 82°C for 4 hours to maintain reflux, add 10 parts of ethyl ester dropwise for 20 minutes, and stop the reaction after cooling down to 60°C to obtain glue B;

[0028] Step (2), add 6 parts of ethyl ester to reaction kettle B, raise the temperature to 60°C, add 2 parts of butyl ester dropwise for 30 minutes, raise the temperature to 75°C at the same time, stir for 1 hour and raise the temperature to 82°C, reflux reaction occurs, drop Add 4 parts of butyl ester and 9 parts of ethyl ester for 2 hours, keep warm at 82°C for 2 hours and keep reflux, add 11 parts of BPO initiator, keep warm for 3 hours, a...

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PUM

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Abstract

The invention discloses a pressure-sensitive adhesive tape glue synthesis process which comprises the following steps: (1) adding ethyl ester and octyl ester into a reaction kettle A to react to obtain B glue; (2) adding ethyl ester, butyl ester and BPO initiator into a reaction kettle B to react to obtain C glue; (3) mixing the B glue and the C glue obtained in the step (2) in proportion and adding p-toluenesulfonic acid; (4) stirring the mixed glue evenly and coating a polyimide film with the mixed glue to obtain a pressure-sensitive adhesive tape; (5) plasticizing the pressure-sensitive adhesive tape obtained in step (4) at high temperature through an oven group. The pressure-sensitive adhesive tape of the invention is mainly used for termination and fixation of capacitors and lithium batteries, and has features of high temperature resistance, solution corrosion resistance and good insulation performance.

Description

Technical field: [0001] The invention relates to a pressure-sensitive adhesive synthesis process, in particular to a pressure-sensitive adhesive tape glue synthesis process. Background technique: [0002] Heat-curing special pressure-sensitive tape (also known as high-temperature-resistant pressure-sensitive tape) is an important auxiliary material for the production of capacitors and lithium batteries in the electronic industry. The pressure-sensitive adhesive tape in the prior art has high temperature resistance, solution corrosion resistance and poor insulation performance. Invention content: [0003] The invention provides a pressure-sensitive adhesive tape glue synthesis process, which solves the problems of high temperature resistance, solution corrosion resistance and poor insulation performance in the prior art. [0004] The technical solutions of the present invention are as follows: a pressure-sensitive tape glue synthesis process includes the following steps: s...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09J7/38C09J7/25C09J11/06
CPCC09J7/25C09J7/38C09J11/06C09J2479/026
Inventor 李伏维
Owner 湖州骏才科技有限公司