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A kind of ultra-thin composite single-sided adhesive tape and its preparation process

A composite, single-sided technology, applied in adhesive types, film/sheet adhesives, adhesives, etc., can solve the problem that single-sided tapes cannot meet the needs of electronic products, lack of targeted design for different products, and single types And other problems, to achieve the effect of increasing the aesthetic appearance, good layout uniformity, and preventing fire

Active Publication Date: 2019-06-25
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 ultra-thin composite single-sided adhesive tape and its preparation process
  • A kind of ultra-thin composite single-sided adhesive tape and its preparation process
  • A kind of ultra-thin composite single-sided adhesive tape and its preparation process

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] Such as figure 1 The ultra-thin composite single-sided tape shown, which includes,

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

[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 an EVA 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 rosin Resin, the particle size of the magnesium hydroxide abrasive particles is 300 μm, and the tackifying resin al...

Embodiment 2

[0056] Such as figure 1 The ultra-thin composite single-sided tape shown, which includes,

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

[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 an EVA 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 tackifying resin also includes a solvent,...

Embodiment 3

[0075] Such as figure 1 The ultra-thin composite single-sided tape shown, which includes,

[0076] The base film layer 1 has a sheet-layer film structure, and the material of the base film layer 1 is a transparent biaxially oriented polypropylene film, and the thickness of the base film layer 1 of the biaxially oriented polypropylene film 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 3±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 an EVA 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 rubber , the particle size ...

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Abstract

The invention provides an ultrathin composite single-sided adhesive tape and a preparation technology thereof. The ultrathin composite single-sided adhesive tape comprises a base film layer, a printing layer, a bonding layer and a protective film, wherein the thickness of the film layer is (2+ / -1)-(15+ / -1) microns; the printing layer is ink coating the base film layer, and the thickness of the film layer is (0.5+ / -1)-(6+ / -1) microns; the bonding layer comprises a two-layer structure; the first layer is a tackifying adhesive film adhered to the surface of the printing layer; the tackifying adhesive film is an EVA resin adhesive film containing stearic acid modified magnesium hydroxide inside; the second layer is tackifying resin containing magnesium hydroxide grinding sand and coating the surface of the first layer; the protection film is of a film structure and is pasted on the surface of the bonding layer; the protection film comprises a first film layer adhered to the surface of the bonding layer and a second film layer adhered to the surface of the first film layer; the first film layer is an EVA resin adhesive film containing stearic acid modified magnesium hydroxide; and the second film layer is a release film. The ultrathin composite single-sided adhesive tape prepared by corresponding preparation method has strong bonding property and excellent performance.

Description

technical field [0001] The invention relates to the field of adhesive tapes, in particular to an ultra-thin composite single-sided 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 an ultra-thin composite single-sided adhesive tape and its preparation process, to prepare a single-sided adhesive tape with special structure and performan...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09J7/25C09J7/24C09J123/08C09J193/04C09J121/00C08K9/04C08K3/22C09D11/102C09D11/104C09D11/03
CPCC08K3/22C08K9/04C08K2003/2224C09D11/03C09D11/102C09D11/104C09J7/241C09J7/25C09J7/255C09J121/00C09J123/0853C09J193/04
Inventor 不公告发明人
Owner SUZHOU KECHUANG ELECTRONICS MATERIAL CO LTD