CN211311359U

CN211311359U - A night light rupture membrane for cell-phone backshell protection

Info

Publication number: CN211311359U
Application number: CN201922406016.3U
Authority: CN
Inventors: 杨浩
Original assignee: Dongguan Comprehensive Research Aerospace Coating Technology Co ltd
Current assignee: Dongguan Comprehensive Research Aerospace Coating Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-21
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a night light rupture membrane for protecting mobile phone backshell, including transparent PET, set up on the lower terminal surface of transparent PET and be used for gluing the night light rupture membrane to the viscose layer on the mobile phone backshell, set up on the up end of transparent PET and be used for luminous night light coating, be equipped with the wear-resisting protective layer that is used for printing pattern and anti-scratch flower on the night light coating; the thickness of the noctilucent explosion-proof film is 88-145 microns, the thickness of the transparent PET is 50-60 microns, the thickness of the adhesive layer is 25-30 microns, the thickness of the noctilucent coating is 5-8 microns, and the thickness of the wear-resistant protective layer is 3-5 microns. The utility model discloses a night light protection film can carry out individualized design, has night light again and prevents losing the function.

Description

A night light rupture membrane for cell-phone backshell protection

Technical Field

The utility model belongs to the technical field of the protection film and specifically relates to a night light rupture membrane for cell-phone backshell protection.

Background

The modern life of people cannot be kept away from the mobile phone, and the price of the mobile phone is still expensive at present, so that the front screen protection and the rear shell protection of the mobile phone are indispensable. Meanwhile, the use of the protective shell by consumers pays more and more attention to personalized design.

At present, the mobile phone rear shell is protected by two common modes, one mode is a full plastic injection molding type mobile phone rear shell protective sleeve, and the other mode is that a whole protective assembly is formed by adding an explosion-proof film and a frame through injection molding.

In the prior art, the scheme that the whole protection assembly is composed of glass, an explosion-proof film and an injection molding frame is a common and practical scheme. In this scheme, the rupture disk is the main component. But the prior explosion-proof membrane has poor appearance and no luminous anti-loss function.

In the related art, a better technical solution for solving the above problems is still lacking.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the defect of existence among the above-mentioned prior art, provide a night light rupture membrane for cell-phone backshell protection, this night light protection film can carry out individualized design, has night light again and prevents losing the function.

In order to solve the technical problem, the utility model adopts the following technical scheme that the noctilucent explosion-proof film for protecting the rear shell of the mobile phone comprises a transparent PET, wherein an adhesive layer for adhering the noctilucent explosion-proof film to the rear shell of the mobile phone is arranged on the lower end surface of the transparent PET, a luminous coating for emitting light is arranged on the upper end surface of the transparent PET, and a transparent wear-resistant protective layer for printing patterns and preventing scratching is arranged on the luminous coating; the thickness of the noctilucent explosion-proof film is 88-145 microns, the thickness of the transparent PET is 50-60 microns, the thickness of the adhesive layer is 25-30 microns, the thickness of the noctilucent coating is 5-8 microns, and the thickness of the transparent wear-resistant protective layer is 3-5 microns.

As a further elaboration of the above technical solution:

in the above technical scheme, the transparent wear-resistant protective layer is connected with the release type protective film through OCA glue, and release type adhesive paper is arranged on the lower end face of the adhesive layer.

In the above technical scheme, the adhesive layer is an acrylic pressure-sensitive adhesive layer.

In the technical scheme, the noctilucent coating is an acrylic resin coating doped with CaF2 noctilucent powder.

In the technical scheme, the transparent wear-resistant protective layer is an acrylic resin coating doped with a photoinitiator.

In the technical scheme, the thickness of the noctilucent explosion-proof film is 90 micrometers, the thickness of the transparent PET is 50 micrometers, the thickness of the adhesive layer is 30 micrometers, the thickness of the noctilucent coating layer is 5 micrometers, and the thickness of the transparent wear-resistant protective layer is 5 micrometers.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses an at transparent PET's one side coating acrylic pressure-sensitive adhesive, one side coating has the night light coating of storing up light function, at the transparent wear-resisting protective layer of night light coating recoating one deck, the various patterns of printing on the transparent wear-resisting protective layer can adjust out the various colours that have the night light function of red, orange, yellow, green, blue and purple, uses the individuality that can embody the consumer like this night, possesses certain losing-preventing function at night simultaneously.

Drawings

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

fig. 2 is a structural level diagram of the composite release film of the present invention.

In the figure, 100 transparent PET,200 adhesive layers, 300 luminous coatings, 400 transparent wear-resistant protective layers, 500 OCA adhesive layers, 600 release protective films and 700 release adhesive tapes are arranged.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a lesser level than the second feature

FIG. 1 is a structural level diagram of the luminous explosion-proof membrane of the present invention; fig. 2 is a structure level diagram of the luminous explosion-proof membrane composite release type protective membrane of the utility model. The luminous anti-explosion film for protecting the mobile phone rear shell is mainly used for the anti-explosion and anti-loss protection of the mobile phone rear shell, and the anti-loss protection is an anti-loss prompt through a luminous function. The noctilucent and anti-explosion film comprises a transparent PET 100, an adhesive layer 200 for adhering the noctilucent and anti-explosion film to a mobile phone rear shell (not shown) is arranged on the lower end face of the transparent PET 100, a noctilucent coating 300 for emitting light is arranged on the upper end face of the transparent PET 100, a transparent wear-resistant protection layer 400 for printing patterns and preventing scratching is arranged on the noctilucent coating 300, in practice, the transparent wear-resistant protection layer 400 is printed with personalized patterns, the noctilucent coating 300 has a light storage function, and can absorb light in the daytime or under the illumination condition, and can emit light at night after absorbing light, and the printed patterns printed on the transparent wear-resistant protection layer 400 can be illuminated and displayed by the light emitted from the noctilucent coating 300, so that personalized display and anti-loss prompt are realized; the thickness of the noctilucent explosion-proof film is 88-145 microns, the thickness of the transparent PET 100 is 50-60 microns, the thickness of the adhesive layer 200 is 25-30 microns, the thickness of the noctilucent coating layer 300 is 5-8 microns, and the thickness of the transparent wear-resistant protection layer 400 is 3-5 microns.

The utility model discloses an at transparent PET's one side coating acrylic pressure-sensitive adhesive, one side coating has the night light coating of storing up light function, at the transparent wear-resisting protective layer of night light coating recoating one deck, the various patterns of printing on the transparent wear-resisting protective layer can adjust out the various colours that have the night light function of red, orange, yellow, green, blue and purple, uses the individuality that can embody the consumer like this night, possesses certain losing-preventing function at night simultaneously.

It can be understood that, in other embodiments, in order to prevent dust before the noctilucent explosion-proof membrane is used, the release protective membrane 600 is adhered to the transparent wear-resistant protective layer 400 through OCA glue 500, and release adhesive paper 700 is arranged on the lower end face of the adhesive layer 200. When the explosion-proof membrane is actually used, the release adhesive tape 700 is firstly torn off, then the whole explosion-proof membrane is adhered to the rear shell of the mobile phone, and then the release protective membrane 600 on the transparent wear-resistant protective layer 400 is torn off.

It is understood that, in one embodiment, in order to attach the noctilucent explosion-proof film to the mobile phone rear shell, the adhesive layer 200 is an acrylic pressure-sensitive adhesive layer.

It can be understood that, in one embodiment, in order to satisfy the requirement that the explosion-proof membrane has the functions of noctilucence and light storage, the noctilucence coating 300 is an acrylic resin coating doped with CaF2 noctilucence powder, and the acrylic resin coating doped with CaF2 noctilucence powder is non-toxic, non-radioactive and stable in chemical property compared with the traditional fluorescent material.

It is understood that in one embodiment, to achieve light transmission, the transparent abrasion resistant protective layer 400 is an acrylic coating doped with a photoinitiator.

In a preferable embodiment, the total thickness of the noctilucent explosion-proof film is 90 μm, the thickness of the transparent PET 100 is 50 μm, the thickness of the adhesive layer 200 is 30 μm, the thickness of the noctilucent coating layer 300 is 5 μm, and the thickness of the transparent wear-resistant protection layer 400 is 5 μm.

The above description is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A noctilucent explosion-proof film for protecting a mobile phone rear shell is characterized by comprising transparent PET, wherein an adhesive layer for adhering the noctilucent explosion-proof film to the mobile phone rear shell is arranged on the lower end face of the transparent PET, a noctilucent coating for emitting light is arranged on the upper end face of the transparent PET, and a wear-resistant protective layer for printing patterns and preventing scratching is arranged on the noctilucent coating; the thickness of the noctilucent explosion-proof film is 88-145 microns, the thickness of the transparent PET is 50-60 microns, the thickness of the adhesive layer is 25-30 microns, the thickness of the noctilucent coating is 5-8 microns, and the thickness of the wear-resistant protective layer is 3-5 microns.

2. A luminous explosion-proof membrane for protecting the rear shell of a mobile phone according to claim 1, wherein a release type protective membrane is adhered to the wear-resistant protective layer through OCA (optically clear adhesive) glue, and release type adhesive paper is arranged on the lower end face of the adhesive layer.

3. A luminous explosion-proof membrane used for protecting the rear shell of a mobile phone as claimed in claim 2, wherein the adhesive layer is an acrylic pressure-sensitive adhesive layer.

4. A luminous explosion-proof film for protecting the rear shell of a mobile phone as claimed in any one of claims 2 to 3, wherein the thickness of the luminous explosion-proof film is 90 μm, the thickness of the transparent PET is 50 μm, the thickness of the adhesive layer is 30 μm, the thickness of the luminous coating is 5 μm, and the thickness of the wear-resistant protective layer is 5 μm.