CN216434430U

CN216434430U - Polaroid for liquid crystal display

Info

Publication number: CN216434430U
Application number: CN202122645803.0U
Authority: CN
Inventors: 刘军; 涂润瀚
Original assignee: Fujian Yaoli Technology Co ltd
Current assignee: Fujian Yaoli Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-05-03
Anticipated expiration: 2031-11-01

Abstract

The utility model belongs to the technical field of polaroids, in particular to a polaroid for a liquid crystal display, which comprises a release film, a gum layer, a polarizing layer, an protective layer, a reflecting layer and an antistatic layer, wherein the gum layer is coated on the lower surface of the polarizing layer, the release film is arranged at the lower end of the gum layer, the protective layer is a cellulose triacetate film, the polaroid can be prevented from being influenced by ultraviolet lamps, the weather resistance of the polaroid is ensured, the problem that the prior polaroid is not resistant to ultraviolet irradiation, the polaroid is easy to be damaged and the imaging effect of the display is poor is solved, the polaroid can be attached to a liquid crystal screen by arranging the gum layer, the liquid crystal display has good adhesiveness, good transparency and less residual glue, can play a protective role on the gum layer by arranging the release film, and has high strength, not easy to deform, good transparency and high surface flatness.

Description

Polaroid for liquid crystal display

Technical Field

The utility model relates to a polaroid technical field specifically is a polaroid that LCD used.

Background

The polaroid is called as a polaroid because the polaroid facing eyes of a common liquid crystal display is frosted to dissipate surface reflection and scatter light to increase the visual angle of the liquid crystal display.

A liquid crystal display is a display device commonly used today. The liquid crystal display comprises a liquid crystal display module and a backlight module. Due to the optical characteristics of the liquid crystal display module, in order to ensure normal display of the liquid crystal display module, the two sides of the liquid crystal display module need to be attached with polaroids, and if any polaroid is omitted, the liquid crystal display cannot display images. The existing polaroid is not resistant to ultraviolet irradiation when in use, is easy to damage the polaroid, and causes poor imaging effect of the display, and the existing polaroid is not antistatic, and is easy to cause damage to the display due to static electricity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polaroid that liquid crystal display used has solved current polaroid when using not resistant ultraviolet irradiation, causes the damage to the polaroid easily, and the imaging effect that leads to the display is poor, and current polaroid does not prevent static, leads to static to cause the problem of damage to the display easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a polaroid that LCD was used, includes from type membrane, gum layer, polarisation layer, inoxidizing coating, reflection stratum, antistatic backing, the lower surface coating on polarisation layer has the gum layer, the lower extreme of gum layer is provided with from the type membrane, the upper surface on polarisation layer is provided with the inoxidizing coating, the upper surface of inoxidizing coating is provided with the reflection stratum, the upper surface of reflection stratum is provided with antistatic backing.

Preferably, the release film is ethylene ethyl acrylate, and the thickness of the release film is 0.01 mm.

Preferably, the back adhesive layer is a pressure-sensitive adhesive, and the thickness of the back adhesive layer is 0.02 mm.

Preferably, the polarizing layer is polyvinyl alcohol, and the thickness of the polarizing layer is 0.04 mm.

Preferably, the thickness of the protective layer is a cellulose triacetate film, and the thickness of the protective layer is 0.01 mm.

Preferably, the reflecting layer is a single-layer aluminum-evaporated PET film, and the thickness of the reflecting layer is 0.02 mm.

Preferably, the antistatic layer is polycarbonate, and the thickness of the antistatic layer is 0.01 mm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a be provided with the inoxidizing coating, the inoxidizing coating is cellulose triacetate membrane, can prevent that the polaroid from being influenced by ultraviolet lamp, guarantee the weatherability of polaroid, the current polaroid ultraviolet-intolerant irradiation has been solved, cause the damage to the polaroid easily, lead to the poor problem of imaging effect of display, through being provided with the gum layer, can attach this polaroid on the LCD screen, have fine adhesion, the transparency is good, the characteristics that remaining glue is few, through being provided with from the type membrane, can play the guard action to the gum layer, and have intensity height, non-deformable, the transparency is good, the surface roughness is high to be characterized.

2. The utility model discloses a be provided with antistatic backing, antistatic backing is polycarbonate, and the antistatic backing of multiplicable polaroid can effectually play the protecting effect to the display, has solved current polaroid and has not prevented static, leads to static to cause the problem of damage to the display easily, and through being provided with the polarisation layer, can be display imaging effect more when using the polaroid.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front sectional view of fig. 1 according to the present invention.

In the figure: 1. a release film; 2. a back glue layer; 3. a polarizing layer; 4. a protective layer; 5. a reflective layer; 6. and an antistatic layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a polarizer for a liquid crystal display includes a release film 1, a back adhesive layer 2, a polarizing layer 3, a protective layer 4, a reflective layer 5, and an anti-static layer 6, wherein the back adhesive layer 2 is coated on a lower surface of the polarizing layer 3, the release film 1 is disposed at a lower end of the back adhesive layer 2, the protective layer 4 is disposed on an upper surface of the polarizing layer 3, the reflective layer 5 is disposed on an upper surface of the protective layer 4, and the anti-static layer 6 is disposed on an upper surface of the reflective layer 5.

Referring to fig. 2, the release film 1 is ethylene ethyl acrylate, the thickness of the release film 1 is 0.01mm, the adhesive backing layer 2 plays a role in protection, the phenomenon of bubbles and the like in the adhesive backing layer 2 can be effectively prevented, and the adhesive backing film has the characteristics of high strength, difficulty in deformation, good transparency and high surface flatness.

Referring to fig. 2, the back adhesive layer 2 is a pressure sensitive adhesive, and the thickness of the back adhesive layer 2 is 0.02mm, so that the polarizer can be attached to the liquid crystal display, and the liquid crystal display has the characteristics of good adhesion, good transparency and less residual glue.

Referring to fig. 2, the polarizing layer 3 is made of polyvinyl alcohol, and the thickness of the polarizing layer 3 is 0.04mm, so that the polarizer has a polarizing effect.

Referring to fig. 2, the thickness of the protective layer 4 is cellulose triacetate film, and the thickness of the protective layer 4 is 0.01mm, so that the polarizer is not affected by ultraviolet rays, and the weather resistance of the polarizer is ensured.

Referring to fig. 2, the reflective layer 5 is a single-layer aluminum-evaporated PET film, and the thickness of the reflective layer 5 is 0.02mm, which can increase the reflective effect of the display.

Referring to fig. 2, the antistatic layer 6 is made of polycarbonate, and the thickness of the antistatic layer 6 is 0.01mm, so that the antistatic effect of the polarizer can be enhanced, and the display can be prevented from being damaged.

The utility model discloses the concrete implementation process as follows: the protective function of the release film 1 can be realized for the gum layer 2 by the release film 1, the release film 1 is ethylene ethyl acrylate, the phenomena of bubbles and the like can be prevented, the protective film has the characteristics of high strength, difficult deformation, good transparency and high surface flatness, the protective layer 2 is pressure-sensitive adhesive and can be used for bonding the polarizer on a liquid crystal screen by the gum layer 2 and the gum layer 2, the polarizer has better effect by the polarizing layer 3 and the polyvinyl alcohol 3, the imaging effect of the display is better, the protective layer 4 is arranged, the ultraviolet resistance effect of the polarizer can be improved by the cellulose triacetate film which is arranged on the protective layer 4, the effect of a reflecting light source of the display can be improved by the reflective layer 5 and the single-layer aluminum-evaporated PET film which is arranged on the reflective layer 5, the imaging effect of the display can also be better, the antistatic layer 6 is arranged on the antistatic layer 6 and is polycarbonate, the electrostatic effect of the polarizer can be increased, and the display can be prevented from being unusable due to damage of the display circuit caused by static electricity.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a polaroid that LCD used, includes from type membrane (1), gum layer (2), polarisation layer (3), inoxidizing coating (4), reflection stratum (5), antistatic backing (6), its characterized in that: the lower surface coating of polarisation layer (3) has gum layer (2), the lower extreme of gum layer (2) is provided with from type membrane (1), the upper surface of polarisation layer (3) is provided with inoxidizing coating (4), the upper surface of inoxidizing coating (4) is provided with reflection stratum (5), the upper surface of reflection stratum (5) is provided with antistatic backing (6).

2. A polarizer for a liquid crystal display according to claim 1, wherein: the release film (1) is ethylene ethyl acrylate, and the thickness of the release film (1) is 0.01 mm.

3. A polarizer for a liquid crystal display according to claim 1, wherein: the back adhesive layer (2) is a pressure-sensitive adhesive, and the thickness of the back adhesive layer (2) is 0.02 mm.

4. A polarizer for a liquid crystal display according to claim 1, wherein: the polarizing layer (3) is polyvinyl alcohol, and the thickness of the polarizing layer (3) is 0.04 mm.

5. A polarizer for a liquid crystal display according to claim 1, wherein: the thickness of protective layer (4) is cellulose triacetate membrane, the thickness of protective layer (4) is 0.01 mm.

6. A polarizer for a liquid crystal display according to claim 1, wherein: the reflecting layer (5) is a single-layer aluminum-evaporated PET film, and the thickness of the reflecting layer (5) is 0.02 mm.

7. A polarizer for a liquid crystal display according to claim 1, wherein: the antistatic layer (6) is made of polycarbonate, and the thickness of the antistatic layer (6) is 0.01 mm.