CN210885920U

CN210885920U - Optical adhesive tape

Info

Publication number: CN210885920U
Application number: CN201921922792.2U
Authority: CN
Inventors: 刘刚; 吴波
Original assignee: Dongguan Zhengxian Adhesive Technology Co ltd
Current assignee: Dongguan Zhengxian Adhesive Technology Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-06-30
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses an optical adhesive tape, including setting up in the top surface from the type membrane with set up in the impressed watermark of bottom surface from the type membrane, from type membrane and impressed watermark from top-down laid OCA optical adhesive layer, ultraviolet resistance layer, COC optical film layer, thermoplastic film, high temperature resistant layer and optical pressure sensitive adhesive layer between the type membrane, COC optical film layer, thermoplastic film amalgamation department between both sides fill up and be equipped with high transparent optical adhesive tape pad, the impressed watermark be equipped with the line from the type membrane face side, improve the high temperature resistance of this sticky tape through the high temperature resistant layer that the inlayer was provided with, make sticky tape effective filtration ultraviolet ray through ultraviolet resistance layer simultaneously, improve life, and then utilize the high transparent optical adhesive tape pad of setting to make the sticky tape strengthen its toughness greatly, be difficult for being broken.

Description

Optical adhesive tape

Technical Field

The utility model belongs to the technical field of the touch-sensitive screen sticky tape technique and specifically relates to an optical adhesive tape is related to.

Background

In recent years, touch screens are developed very rapidly, and in the field of touch control, optical tapes are widely applied to electronic devices such as mobile phones and tablet computers, but most of the optical tapes on the market at present have low ultraviolet resistance, are easy to age quickly, have insufficient toughness, are easy to break, and have low high-temperature resistance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical adhesive tape to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an optical adhesive tape, is including setting up in the top surface from the type membrane and setting up in the impressed watermark of bottom surface from the type membrane, from type membrane and impressed watermark from top-down laid OCA optical adhesive layer, anti ultraviolet layer, COC optical film layer, thermoplastic film, high temperature resistant layer and optics pressure sensitive adhesive layer between the type membrane, COC optical film layer, thermoplastic film amalgamation department between the both sides pad be equipped with high transparent optical adhesive pad, the impressed watermark be equipped with the line from type membrane face side.

As a further technical proposal of the utility model, the thickness of the release film and the embossing release film is 50-60 μm.

As a further technical proposal of the utility model, the thickness of the OCA optical adhesive layer and the optical pressure sensitive adhesive layer is 20-30 μm.

As a further technical proposal of the utility model, the thickness of the ultraviolet resistant layer and the high temperature resistant layer is 60-65 μm.

As a further technical proposal of the utility model, the thickness of the COC optical film layer and the thermoplastic film is 10-18 μm.

As a further technical solution of the present invention, the thermoplastic film is an optical thermoplastic film, and includes one of a reflective film, an antireflection film, a light filter film, an optical protection film, a polarizing film, a light splitting film, and a phase film.

The utility model has the advantages that: the high temperature resistant performance of this sticky tape is improved through the high temperature resistant layer that the inlayer was provided with, makes the sticky tape effectively filter the ultraviolet ray through the anti ultraviolet layer simultaneously, improves life, and then utilizes the high transparent optics cushion that sets up to make the sticky tape strengthen its toughness greatly, is difficult for being broken.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Wherein: release film 1, embossing release film 2, optical pressure sensitive adhesive layer 3, high transparent optical adhesive pad 4, OCA optical adhesive layer 5, ultraviolet resistant layer 6, high temperature resistant layer 7, COC optical film layer 8 and thermoplastic film 9.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings and preferred embodiments.

Referring to fig. 1, an optical adhesive tape includes a release film 1 disposed on a top surface and an embossed release film 2 disposed on a bottom surface, an OCA optical adhesive layer 5, an ultraviolet-resistant layer 6, a COC optical film layer 8, a thermoplastic film 9, a high temperature-resistant layer 7 and an optical pressure-sensitive adhesive layer 3 are laid between the release film 1 and the embossed release film 2 from top to bottom, a highly transparent optical adhesive pad 4 is padded between the COC optical film layer 8 and the thermoplastic film 9, lines are disposed on the side of the embossed release film 2, the high temperature-resistant layer 7 disposed on an inner layer improves the high temperature-resistant performance of the adhesive tape, the ultraviolet-resistant layer 6 effectively filters ultraviolet rays of the adhesive tape, the service life is prolonged, and the adhesive tape is greatly strengthened in toughness by the highly transparent optical adhesive pad 4 and is not easily broken.

Preferably, the thickness of the release film 1 and the embossed release film 2 is 50-60 μm.

Preferably, the thicknesses of the OCA optical adhesive layer 5 and the optical pressure-sensitive adhesive layer 3 are 20-30 μm.

Preferably, the thickness of the ultraviolet-resistant layer 6 and the high-temperature-resistant layer 7 is 60-65 μm.

Preferably, the thickness of the COC optical film layer 8 and the thermoplastic film 9 is 10-18 μm.

Preferably, the thermoplastic film is an optical-grade thermoplastic film, and includes one of a reflective film, an antireflection film, a light filter film, an optical protection film, a polarizing film, a light splitting film and a phase film.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an optical adhesive tape, is including setting up in the top surface from type membrane (1) and setting up in the impressed watermark of bottom surface from type membrane (2), its characterized in that, from type membrane (1) and impressed watermark from top-down laid OCA optical adhesive layer (5), ultraviolet resistance layer (6), COC optical film layer (8), thermoplastic film (9), high temperature resistant layer (7) and optical pressure sensitive adhesive layer (3) between type membrane (2), COC optical film layer (8), thermoplastic film (9) amalgamation department between the both sides pad be equipped with high transparent optical cement pad (4), the impressed watermark be equipped with the line from type membrane (2) face side.

2. An optical adhesive tape according to claim 1, wherein the thickness of the release film (1) and the embossed release film (2) is 50-60 μm.

3. An optical adhesive tape according to claim 1, wherein the thicknesses of the OCA optical adhesive layer (5) and the optical pressure sensitive adhesive layer (3) are 20-30 μm.

4. An optical adhesive tape according to claim 1, wherein the thickness of the ultraviolet-resistant layer (6) and the high temperature-resistant layer (7) is 60-65 μm.

5. An optical tape according to claim 1, wherein the thickness of the COC optical film layer (8) and the thermoplastic film (9) is 10-18 μm.

6. The optical adhesive tape according to claim 1, wherein the thermoplastic film (9) is an optical grade thermoplastic film comprising one of a reflective film, an antireflection film, a light filter film, an optical protective film, a polarizing film, a light splitting film and a phase film.