Waterproof liquid crystal screen protective film

Abstract

The utility model discloses a waterproof liquid crystal screen protective film which comprises a film body, and the film body comprises a base layer. The waterproof liquid crystal screen protective film is provided with the compression-resistant structure, the compression-resistant capability of the base material layer can be improved through the compression-resistant structure, digital equipment is better protected, the equipment is prevented from being damaged, the overall anti-static effect of the protective film can be effectively improved through the anti-static layer, the situation that the protective film is prone to adsorbing dust and impurities can be effectively avoided, and the service life of the protective film is prolonged. The protection film does not generate static electricity in the using process, potential safety hazards are reduced, the first waterproof film and the second waterproof film are internally composed of PVC waterproof films, nanometer diaphragms and waterproof silicon films, the PVC waterproof films are arranged, the beneficial effects of being environmentally friendly and good in waterproof performance are achieved, the nanometer diaphragms are high in surface density, water molecules cannot pass through the nanometer diaphragms, and the waterproof silicon films are not prone to falling off. And a layer of compact thin film is arranged on the surface of the waterproof silicon film, so that the effect of enhancing water permeation resistance is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of protective films, in particular to a waterproof liquid crystal screen protective film. Background Art

[0002] Protective films can be divided into digital product protective films, car protective films, household protective films, food preservative protective films, etc. according to their uses. With the popularity of digital products such as mobile phones in China, protective films have gradually become a general term for screen protective films, and their functions in the field of screen protective films are also varied. The earliest one was high-definition anti-scratch film. For the increasingly mature industrialized industry, protective film is a common industrial consumables. Now there are functional protective films such as AR anti-reflective film, AG matte anti-reflective film, mobile phone mirror film, anti-peep film, high-definition anti-scratch film, etc.

[0003] When the existing protective film is used, its waterproof and breathable properties are insufficient, which can easily reduce the use effect of the protective film. In addition, the structural strength of the existing protective film itself is insufficient, which in turn reduces the service life and safety of the protective film. The existing protective film for digital devices only protects the surface of the electrical appliance and cannot block external moisture, which can easily cause external moisture to enter the interior of the digital device and cause damage to the appliance. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a waterproof liquid crystal screen protective film, which solves the problem of insufficient structural strength and inability to block external moisture.

[0005] To achieve the above purpose, the utility model is implemented through the following technical scheme: a waterproof liquid crystal screen protective film, including a film body, the film body includes a base layer, the top of the base layer is fixedly connected to a protective layer, and the top of the protective layer is fixedly connected to a first waterproof layer, the bottom of the base layer is fixedly connected to a buffer layer, and the top of the first waterproof layer is fixedly connected to an antistatic layer, and the top of the antistatic layer is fixedly connected to a second waterproof layer.

[0006] Preferably, a release film is bonded to the bottom of the buffer layer, and the release film is a silicone release film or a fluoroplastic release film.

[0007] Preferably, the antistatic layer is a polyol ester antistatic layer or a quaternary ammonium salt antistatic layer, and the quaternary ammonium salt antistatic layer is any one of dodecyltrimethylammonium chloride, tetradecyltrimethylammonium chloride, hexadecyltrimethylammonium chloride, octadecyltrimethylammonium chloride, stearyldimethylpentylammonium chloride and trihydroxyethylmethyl quaternary ammonium methyl sulfate.

[0008] Preferably, the buffer layer is a component made of silicone material, the first waterproof layer and the second waterproof layer are made of the same material, and the first waterproof layer and the second waterproof layer have the same thickness.

[0009] Preferably, the interiors of the first waterproof layer and the second waterproof layer are both composed of a PVC waterproof membrane, a nano-membrane and a waterproof silicon membrane.

[0010] Preferably, a compression-resistant structure is provided inside the base layer, and the compression-resistant structure is an elastic rib.

[0011] Beneficial Effects

[0012] The utility model provides a waterproof LCD screen protective film. Compared with the prior art, the utility model has the following beneficial effects: the waterproof LCD screen protective film is provided with a pressure-resistant structure, which can improve the pressure resistance of the substrate layer, better protect digital devices, and avoid device damage; the antistatic layer can effectively improve the overall antistatic effect of the protective film, effectively avoid the situation that the protective film is easy to absorb dust and impurities, and the protective film will not generate static electricity during use, reducing safety hazards; the interior of the first waterproof film and the second waterproof film are both composed of a PVC water-proof film, a nano-membrane and a waterproof silicon film; the PVC water-proof film is provided, which has the advantages of good environmental protection and water-proof performance; the surface density of the nano-membrane is high, water molecules cannot pass through, and it has strong waterproof performance; the surface of the waterproof silicon film is provided with a layer of dense film, which plays a role in strengthening the waterproof penetration effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the front view of the structure of the utility model;

[0014] Figure 2 It is a cross-sectional view of the structure of the utility model;

[0015] Figure 3 It is a cross-sectional view of the basic structure of the utility model.

[0016] In the figure: 1-membrane body, 11-base layer, 12-protective layer, 13-first waterproof layer, 14-buffer layer, 15-buffer layer, 16-second waterproof layer, 17-release film, 18-pressure-resistant structure. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3 The utility model provides a technical solution: a waterproof liquid crystal screen protective film, including a film body 1, the film body 1 includes a base layer 11, the top of the base layer 11 is fixedly connected with a protective layer 12, and the top of the protective layer 12 is fixedly connected with a first waterproof layer 13, the bottom of the base layer 11 is fixedly connected with a buffer layer 14, and the top of the first waterproof layer 13 is fixedly connected with an antistatic layer 15, and the top of the antistatic layer 15 is fixedly connected with a second waterproof layer 16.

[0019] Specifically, a release film 17 is bonded to the bottom of the buffer layer 14 , and the release film 17 is a silicon release film or a fluoroplastic release film.

[0020] Specifically, the antistatic layer 15 is a polyol ester antistatic layer or a quaternary ammonium salt antistatic layer, and the quaternary ammonium salt antistatic layer is any one of dodecyltrimethylammonium chloride, tetradecyltrimethylammonium chloride, hexadecyltrimethylammonium chloride, octadecyltrimethylammonium chloride, stearyldimethylpentylammonium chloride and trihydroxyethylmethyl quaternary ammonium methyl sulfate.

[0021] Specifically, the buffer layer 14 is a component made of silicone material, the first waterproof layer 13 and the second waterproof layer 16 are made of the same material, and the first waterproof layer 13 and the second waterproof layer 16 have the same thickness.

[0022] Specifically, the interior of the first waterproof layer 13 and the second waterproof layer 16 are both composed of a PVC waterproof membrane, a nano-membrane and a waterproof silicon membrane.

[0023] Specifically, a compression-resistant structure 18 is disposed inside the base layer 11 , and the compression-resistant structure 18 is an elastic rib.

[0024] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waterproof liquid crystal screen protective film, comprising a film body (1), characterized in that: The membrane body (1) comprises a base layer (11), the top of the base layer (11) is fixedly connected to a protective layer (12), the top of the protective layer (12) is fixedly connected to a first waterproof layer (13), the bottom of the base layer (11) is fixedly connected to a buffer layer (14), the top of the first waterproof layer (13) is fixedly connected to an antistatic layer (15), and the top of the antistatic layer (15) is fixedly connected to a second waterproof layer (16).

2. The waterproof LCD screen protective film according to claim 1, characterized in that: A release film (17) is bonded to the bottom of the buffer layer (14), and the release film (17) is a silicone release film or a fluoroplastic release film.

3. The waterproof LCD screen protective film according to claim 1, characterized in that: The antistatic layer (15) is a polyol ester antistatic layer or a quaternary ammonium salt antistatic layer, and the quaternary ammonium salt antistatic layer is any one of dodecyltrimethylammonium chloride, tetradecyltrimethylammonium chloride, hexadecyltrimethylammonium chloride, octadecyltrimethylammonium chloride, stearyldimethylpentylammonium chloride and trihydroxyethylmethyl quaternary ammonium methyl sulfate.

4. The waterproof LCD screen protective film according to claim 1, characterized in that: The buffer layer (14) is a component made of silica gel, the first waterproof layer (13) and the second waterproof layer (16) are made of the same material, and the first waterproof layer (13) and the second waterproof layer (16) have the same thickness.

5. The waterproof LCD screen protective film according to claim 1, characterized in that: The interiors of the first waterproof layer (13) and the second waterproof layer (16) are both composed of a PVC waterproof membrane, a nano-membrane and a waterproof silicon membrane.

6. The waterproof LCD screen protective film according to claim 1, characterized in that: A compression-resistant structure (18) is provided inside the base layer (11), and the compression-resistant structure (18) is an elastic rib.

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