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A kind of high-strength adhesive tape and its preparation process

A high-strength, tape technology, used in adhesives, polymer adhesive additives, non-polymer adhesive additives, etc., can solve the problem that single-sided tape cannot meet the needs of electronic products, different products lack targeted design, and a single type and other problems, to achieve good layout uniformity, improve tensile strength and breaking strength, and prevent ignition.

Active Publication Date: 2019-05-28
SUZHOU KECHUANG ELECTRONICS MATERIAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, single-sided tape is widely used in the field of electronics. With the development of the electronics industry, traditional single-sided tape can no longer meet the needs of electronic products.
Existing single-sided tapes are often of a single type, low in strength, and lack of targeted design for different products

Method used

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  • A kind of high-strength adhesive tape and its preparation process
  • A kind of high-strength adhesive tape and its preparation process
  • A kind of high-strength adhesive tape and its preparation process

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] Such as figure 1 High-strength tapes shown, including:

[0038] The base film layer 1 is a lamellar film structure, the film thickness of the base film layer 1 is 2±1 μm, the material of the base film layer 1 is polyethylene terephthalate, and the polyethylene terephthalate The ethylene glycol formate base film layer 1 is a transparent polyethylene terephthalate base film;

[0039] The printing layer 2 is the ink coated on the base film layer 1, and the film thickness of the printing layer 2 is 0.5+1 μm;

[0040] Adhesive layer 3, adhered to the printing layer 2, the adhesive layer 3 includes a two-layer structure: the first layer is a tackifying adhesive film adhered to the surface of the printing layer 2, and the tackifying adhesive The film is a polyurethane resin film containing stearic acid modified magnesium hydroxide; the second layer is a tackifying resin containing magnesium hydroxide abrasive grains coated on the surface of the first layer, and the tackifyin...

Embodiment 2

[0056] Such as figure 1 High-strength tapes shown, including:

[0057] The base film layer 1 has a lamellar film structure, the material of the base film layer 1 is polyimide, the polyimide base film layer 1 is an amber polyimide base film, and the layer thickness is 12.5± 1μm;

[0058] The printing layer 2 is the ink coated on the base film layer 1, and the film thickness of the printing layer 2 is 6±1 μm;

[0059] Adhesive layer 3, adhered to the printing layer 2, the adhesive layer 3 includes a two-layer structure: the first layer is a tackifying adhesive film adhered to the surface of the printing layer 2, and the tackifying adhesive The film is a polyurethane resin film containing stearic acid modified magnesium hydroxide; the second layer is a tackifying resin containing magnesium hydroxide abrasive grains coated on the surface of the first layer, and the tackifying resin is terpene Enphenol resin, the magnesium hydroxide abrasive particle size is 600 μm, the tackifyi...

Embodiment 3

[0075] Such as figure 1 High-strength tapes shown, including:

[0076] The base film layer 1 is a laminar film-like structure, and the base film layer 1 is selected as a biaxially oriented polypropylene film, and the base film layer 1 of the biaxially oriented polypropylene film is a transparent biaxially oriented polypropylene film. The thickness of the biaxially oriented polypropylene film base film layer 1 is 12±1 μm;

[0077] The printing layer 2 is the ink coated on the base film layer 1, and the film thickness of the printing layer 2 is 5±1 μm;

[0078] Adhesive layer 3, adhered to the printing layer 2, the adhesive layer 3 includes a two-layer structure: the first layer is a tackifying adhesive film adhered to the surface of the printing layer 2, and the tackifying adhesive The film is a polyurethane resin film containing stearic acid modified magnesium hydroxide; the second layer is a tackifying resin containing magnesium hydroxide abrasive grains coated on the surfa...

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Abstract

The invention provides high-strength adhesive tape which comprises a base film layer which is 2+ / -1 mu.m to 15+ / -1 mu.m, a printing layer which is 0.5+ / -1 mu.m to 6+ / -1 mu.m, an adhesive layer which comprises two layers of structures: a first layer is a tackifying adhesive film adhered to the surface of the printing layer, and a second layer is magnesium hydroxide grind sand-containing tackifying resin coated on the surface of the first layer, and the particle size of the magnesium hydroxide grind sand is 300 to 600 mu.m; and a protection film which is of a film type structure and is adhered to the surface of the adhesive layer, wherein the protection film comprises a first film layer adhered to the surface of the adhesive layer and a second film layer adhered to the surface of the first film layer; the first film layer is a stearic acid modified magnesium hydroxide-containing polyurethane resin adhesive film, and the second film layer is a release film. The high-strength adhesive tape prepared by a corresponding preparation method is high in adhesive property and excellent in performance.

Description

technical field [0001] The invention relates to the field of adhesive tapes, in particular to a high-strength adhesive tape and a preparation process thereof. Background technique [0002] At present, single-sided adhesive tape is widely used in the electronic field. With the development of the electronic industry, the traditional single-sided adhesive tape can no longer meet the needs of electronic products. Existing single-sided adhesive tapes often have a single type, low strength, and lack of targeted design for different products. Contents of the invention [0003] An object of the present invention is to solve at least the above problems and / or disadvantages and to provide at least the advantages as will be described hereinafter. [0004] Another object of the present invention is to provide a high-strength adhesive tape and its preparation process, to prepare a single-sided adhesive tape with special structure and performance. [0005] In order to achieve these ob...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09J7/38C09J7/25C09J7/50C09J175/04C09J11/04C09J11/08C09D11/102C09D11/104C09D11/03
CPCC08K2201/014C08L2201/02C09D11/03C09D11/102C09D11/104C09J7/22C09J7/30C09J7/38C09J11/04C09J11/08C09J175/04C09J2203/326C09J2301/122C09J2301/208C09J2423/106C09J2467/006C09J2475/00C09J2479/086C08L93/04C08K9/04C08K2003/2224C08L21/00C08L45/00
Inventor 李彦
Owner SUZHOU KECHUANG ELECTRONICS MATERIAL CO LTD