Personal privacy type film

Abstract

The utility model provides a personal privacy type film. The personal privacy type film comprises a base material layer, a silver coating and a back coating, wherein the base material layer is made of a high-density PP film, and the thickness of the base material layer is 0.2-0.35 mm; wherein the silver plating layer is made of 0.05-0.1 micron thin silver; the back coating is made of semi-fluid silica gel, and the thickness of the back coating is 60-100 micrometers. By further optimizing the material composition and the preparation method, the utility model provides a more excellent personal privacy type film. The film not only has excellent performance in the aspects of privacy protection and adsorption performance, but also is remarkably improved in the aspects of durability and oxidation resistance, and is suitable for being applied to various glass and automobile privacy films.

Description

TECHNICAL FIELD

[0001] The utility model relates to a film for personal privacy protection especially suitable for the field of glass and car privacy film. BACKGROUND

[0002] The privacy film on the market at present is mainly used for protecting personal privacy, avoiding outside prying, and also has the functions of sun protection and beauty. However, the existing privacy film has certain deficiencies in transparency, reflectivity and adsorption, and cannot completely meet the needs of high-end users. Therefore, it is necessary to design a film material with excellent privacy protection effect. SUMMARY

[0003] The utility model provides a kind of with PP (polypropylene) film as base material, by inner layer silver plating and back face spraying environmental protection material semi-fluid silica gel process the film of personal privacy type. The film has the characteristics of inside looking outside permeable, outside looking inside reflective and not transparent, and is suitable for glass and car privacy film and other fields.

[0004] The utility model provides a kind of for personal privacy type film, including base material layer, silver plating layer and back coating;

[0005] The base material layer is made of high-density PP film with a thickness of 0.2mm-0.35mm.

[0006] The silver plating layer is made of 0.05-0.1 micron thin silver.

[0007] The back coating is made of semi-fluid silica gel with a thickness of 60-100 microns.

[0008] Preferably, the surface of the base material film is subjected to plasma treatment to improve the adhesion of the silver plating layer.

[0009] Preferably, the silver plating layer is plated by magnetron sputtering technology, and a layer of transparent nano anti-oxidation coating is coated on the silver layer to prevent the silver layer from oxidizing and discoloring.

[0010] Preferably, the back coating adds a nano antibacterial agent to the semi-fluid silica gel to increase the antibacterial function.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] Through further optimization of material composition and preparation method, the utility model provides a more excellent personal privacy type film. The film not only performs well in privacy protection and adsorption performance, but also has significant improvement in durability and oxidation resistance, and is suitable for various glass and car privacy film applications. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0014] Fig. 1 The structural view of the present application;

[0015] Fig. 2 The component distribution table of the present application.

[0016] Explanation of reference signs:

[0017] 1, base material layer; 2, silver plating layer; 3, back coating. Specific embodiments

[0018] The technical solutions of the present application will be described below in conjunction with the embodiments. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0019] Please refer to Figs. 1-2 The present application provides a technical solution:

[0020] A personal privacy type film, comprising a base material layer 1, a silver plating layer 2 and a back coating 3;

[0021] The base material layer 1 is made of high-density PP film with a thickness of 0.2-0.35mm.

[0022] The silver plating layer 2 is made of 0.05-0.1 micron thin silver.

[0023] The back coating 3 is made of semi-fluid silica gel with a thickness of 60-100 microns.

[0024] The surface of the base material film is subjected to plasma treatment to improve the adhesion of the silver plating layer 2.

[0025] The silver plating layer 2 is plated by magnetron sputtering technology, and a layer of transparent nano anti-oxidation coating is coated on the silver layer to prevent the silver layer from being oxidized and discolored.

[0026] The back coating 3 adds nano antibacterial agent in the semi-fluid silica gel to increase the antibacterial function.

[0027] Preparation of base material:

[0028] The high-density PP film with a thickness of 0.2mm-0.35mm is selected as the base material, and the silver plating layer 2 is improved in adhesion by plasma surface treatment.

[0029] Silver plating on the inner layer:

[0030] A thin silver layer with a thickness of 0.05-0.1 microns is plated on the inner wall of the PP film using magnetron sputtering technology to ensure uniform and stable plating. After silver plating, a nano-antioxidant coating is applied to prevent silver layer oxidation and discoloration.

[0031] Back spraying:

[0032] The back of the PP film is sprayed with environmentally friendly semi-fluid silicone with a thickness of 60-100 microns. Nano-level antibacterial agents are added to the silicone to improve hygiene performance.

[0033] Curing treatment:

[0034] After the back coating 3 is sprayed, curing treatment is performed to firmly bond the semi-fluid silicone with the PP film, increasing the adsorption and durability of the film.

[0035] Improve privacy protection effect:

[0036] Silver plating is achieved through magnetron sputtering technology to ensure the uniformity of the inner silver plating layer 2, enhance the reflection effect, and improve the privacy protection performance.

[0037] Enhance adsorption performance:

[0038] The back coating 3 uses high-transparency semi-fluid silicone with the addition of nano-level antibacterial agents to enhance adsorption performance while maintaining long-term hygiene.

[0039] Improve durability and oxidation resistance:

[0040] A nano-antioxidant coating is used to protect the silver layer from oxidation and discoloration, improving the durability and appearance of the film.

[0041] Example 1:

[0042] The high-density PP film with a thickness of 0.2mm is selected as the base material, the inner silver plating thickness is 0.06 microns, the back spraying thickness is 70 microns, and nano-level antibacterial agents are added. The film is used for privacy protection of household windows, is easy to install, has significant use effect, and has no odor during long-term use.

[0043] Example 2:

[0044] The high-density PP film with a thickness of 0.3mm microns is selected as the base material, the inner silver plating thickness is 0.1 microns, the back spraying thickness is 80 microns, and nano-level antibacterial agents are added. The film is used for privacy protection of office building glass windows, has good reflection effect, excellent privacy protection performance, and strong durability.

[0045] Example three:

[0046] The high-density PP film with a thickness of 0.35 mm is selected as a base material, the inner layer is plated with silver with a thickness of 0.08 microns, the back is sprayed with a thickness of 100 microns, and a nano-level antibacterial agent is added. The film is used for privacy protection of automobile side windows and rear windows, has good sun protection and aesthetic effect, and does not discolor after long-term use.

[0047] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A personal privacy film comprising: It comprises a substrate layer, a silver plating layer and a back coating layer; The substrate layer is made of high-density PP film with a thickness of 0.2-0.35 mm; The silver plating layer is made of 0.05-0.1 micron thin silver; The back coating layer is made of semi-fluid silica gel with a thickness of 60-100 microns.

2. A personal privacy film according to claim 1, wherein The surface of the substrate film is subjected to plasma treatment to improve the adhesion of the silver plating layer.

3. A personal privacy film according to claim 1, wherein The silver plating layer is plated by using a magnetron sputtering technique, and a transparent nano-oxidation-resistant coating layer is coated on the silver layer to prevent the silver layer from being oxidized and discolored.

4. A personal privacy film according to claim 1, wherein The back coating layer is made of semi-fluid silica gel with a thickness of 60-100 microns.

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