CN215799275U

CN215799275U - Multilayer structural adhesive for cambered surface of toughened glass film

Info

Publication number: CN215799275U
Application number: CN202120908483.0U
Authority: CN
Inventors: 李永福; 罗鸿志
Original assignee: Dongguan Qixinxing Technology Co ltd
Current assignee: Dongguan Qixinxing Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-02-11
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the field of toughened glass films, in particular to a toughened glass film cambered surface multilayer structure adhesive which comprises a first release film, wherein a toughened glass film adhesive body is attached to the upper surface of the first release film, a first substrate is attached to the upper surface of the toughened glass film adhesive body, an ultra-soft adhesive body is attached to the upper surface of the first substrate, the ultra-soft adhesive body is uniformly coated on the surface of the first substrate, a cambered surface is formed in the center of the upper surface of the ultra-soft adhesive body, a second substrate matched with the cambered surface of the ultra-soft adhesive body is attached to the upper surface of the ultra-soft adhesive body, a mobile phone cambered surface adhesive body is uniformly coated on the upper surface of the second substrate, the thickness of each position of the mobile phone cambered surface adhesive body is the same, a second release film is attached to the upper surface of the mobile phone cambered surface adhesive body, gaps formed after glass is heated are filled by the toughened glass film adhesive body and the mobile phone cambered surface adhesive body, prevent the bubbles from being generated between the mobile phone and the toughened glass film.

Description

Multilayer structural adhesive for cambered surface of toughened glass film

Technical Field

The utility model relates to the field of toughened glass films, in particular to a cambered surface multilayer structure adhesive for a toughened glass film.

Background

Toughened glass belongs to safety glass, and glass has fairly good wear-resisting characteristic, and is very hard, and its vickers hardness has reached 622 to 701, and toughened glass is really a prestressed glass, for improving glass's intensity, uses chemical or physical method usually, forms compressive stress on the glass surface, and glass offsets surface layer stress at first when bearing external force to improve bearing capacity, reinforcing glass self anti-wind pressure nature, the nature of catching a cold or hot, impact nature etc. and toughened glass protection film is the protection to the higher security level of cell-phone screen.

The existing toughened glass film is attached to enable the toughened glass film to be attached to a screen of a mobile phone by using an attaching colloid, and the existing toughened glass film is likely to deform after being heated due to heat generated by the mobile phone when being used, so that air gap difference bubbles exist between the release film and the mobile phone, and the toughened film cannot play a role in protecting the screen of the mobile phone.

Disclosure of Invention

The utility model provides a cambered surface multilayer structure adhesive for a toughened glass film, and aims to solve the problems that the toughened glass film in the prior art needs to be attached to a mobile phone screen by using an attaching adhesive, and the gap difference between a release film and a mobile phone is caused by the deformation of the toughened glass film after being heated due to the heat generated by the mobile phone when the existing toughened glass film is used, so that the toughened film cannot play a role in protecting the mobile phone screen.

The technical scheme adopted by the utility model for solving the technical problems is as follows: toughened glass membrane cambered surface multilayer structure glues, including first from the type membrane, first laminating on the upper surface from the type membrane has pasted toughened glass membrane colloid, the laminating has first substrate on the upper surface of pasting toughened glass membrane colloid, the laminating has super soft colloid on the upper surface of first substrate, the laminating has the second substrate on the upper surface of super soft colloid, the laminating has a subsides cell-phone cambered surface colloid on the upper surface of second substrate, the laminating has the second to leave the type membrane on the upper surface of subsides cell-phone cambered surface colloid.

Specifically, first from type membrane and second from type membrane by PET, PI, PE, PC paper, coating silicon oil, silica gel protection film or material such as fluorine are made, first thickness from type membrane and second from type membrane is 2u ~250 u.

Specifically, paste cell-phone cambered surface colloid and glue, silica gel, rubber, synthetic rubber, PU glue material by the ya keli and make, paste the thickness of cell-phone cambered surface colloid and be 1u ~1000 u.

Specifically, the first base material and the second base material are made of materials such as PET, PI, PC, PE, TPU, synthetic resin and the like, and the thickness of the first base material and the thickness of the second base material are 1 u-1000 u.

Specifically, the super soft colloid is glued by ya keli, silica gel, rubber, synthetic rubber, PU glues materials such as UV glue and makes, the thickness of super soft colloid is 1u ~1000 u.

Specifically, paste toughened glass film colloid and glue materials such as, silica gel, rubber, synthetic rubber, PU glue, UV and make by ya keli, paste the thickness of toughened glass film colloid and be 1u ~1000 u.

The utility model has the beneficial effects that:

(1) the utility model relates to a toughened glass film cambered surface multilayer structure adhesive which is characterized in that a toughened glass film adhesive is uniformly coated on the upper surface of a first release film, then the first substrate is attached to the upper surface of the toughened glass film adhesive body, the super-soft adhesive body is evenly coated on the surface of the first substrate, then an arc surface is pressed at the center of the upper surface of the super-soft colloid, then a second substrate matched with the arc surface of the super-soft colloid is attached to the upper surface of the super-soft colloid, then the colloid for attaching the mobile phone arc surface is uniformly coated on the upper surface of the second substrate, the thickness of each position of the colloid for attaching the mobile phone arc surface is the same, finally a second release film is attached to the upper surface of the colloid for attaching the mobile phone arc surface, the gap formed after the glass is heated is filled by adhering the toughened glass film colloid and adhering the mobile phone cambered surface colloid, so that bubbles are prevented from being generated between the mobile phone and the toughened glass film.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram 1 of a toughened glass film cambered surface multi-layer structure adhesive provided by the utility model;

fig. 2 is a schematic structural diagram 2 of the toughened glass film cambered surface multi-layer structure adhesive provided by the utility model.

In the figure: 1. a first release film; 2. pasting a toughened glass film colloid; 3. a first substrate; 4. ultra-soft colloid; 5. a second substrate; 6. sticking a mobile phone cambered surface colloid; 7. and a second release film.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1, the toughened glass film cambered surface multilayer structure adhesive provided by the utility model comprises a first release film 1, wherein a toughened glass film adhesive body 2 is attached to the upper surface of the first release film 1, a first substrate 3 is attached to the upper surface of the toughened glass film adhesive body, an ultra-soft adhesive body 4 is attached to the upper surface of the first substrate 3, a second substrate 5 is attached to the upper surface of the ultra-soft adhesive body 4, a mobile phone cambered surface adhesive body 6 is attached to the upper surface of the second substrate 5, and a second release film 7 is attached to the upper surface of the mobile phone cambered surface adhesive body 6.

Specifically, the first release film 1 and the second release film 7 are made of materials such as PET, PI, PE, PC paper, coating silicone oil, silica gel protective film or fluorine, and the thickness of the first release film 1 and the second release film 7 is 2 u-250 u.

Specifically, the mobile phone cambered surface colloid 6 is made of acrylic rubber, silica gel, rubber, synthetic rubber and PU (polyurethane) rubber, and the thickness of the mobile phone cambered surface colloid 6 is 1-1000 u.

Specifically, the first base material 3 and the second base material 5 are made of materials such as PET, PI, PC, PE, TPU, synthetic resin, and the like, and the thickness of the first base material 3 and the second base material 5 is 1u to 1000 u.

Specifically, the super-soft colloid 4 is made of acrylic rubber, silica gel, rubber, synthetic rubber, PU rubber, UV rubber and the like, and the thickness of the super-soft colloid 4 is 1 u-1000 u.

Specifically, the adhesive toughened glass film colloid 2 is made of acrylic adhesive, silica gel, rubber, synthetic rubber, PU adhesive, UV adhesive and the like, and the thickness of the adhesive toughened glass film colloid 2 is 1 u-1000 u.

Firstly, uniformly coating the toughened glass film adhesive 2 on the upper surface of the first release film 1, then adhering the first substrate 3 on the upper surface of the toughened glass film adhesive 2, uniformly coating the ultra-soft adhesive 4 on the surface of the first substrate 3, then an arc surface is pressed at the center of the upper surface of the ultra-soft colloid 4, then a second substrate 5 matched with the arc surface of the ultra-soft colloid 4 is attached to the upper surface of the ultra-soft colloid 4, then the colloid 6 for attaching the mobile phone arc surface is uniformly coated on the upper surface of the second substrate 5, the thickness of each position of the colloid 6 for attaching the mobile phone arc surface is the same, finally a second release film 7 is attached to the upper surface of the colloid 6 for attaching the mobile phone arc surface, the gap formed after the glass is heated is filled by the glue 2 adhered with the toughened glass film and the glue 6 adhered with the cambered surface of the mobile phone, so that bubbles are prevented from being generated between the mobile phone and the toughened glass film.

As shown in figure 2, the toughened glass film cambered surface multilayer structural adhesive provided by the utility model can obtain another structural adhesive with the same effect as the original structural adhesive after the toughened glass film adhesive 2 and the first base material 3 adhered in figure 1 are deleted, the structural adhesive can greatly save the production cost of the structural adhesive, and the effect of eliminating bubbles of the structural adhesive cannot be influenced

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Toughened glass membrane cambered surface multilayer structure glues, its characterized in that, including first from type membrane (1), first laminating on the upper surface from type membrane (1) has pasted toughened glass membrane colloid (2), it has first substrate (3) to paste to laminate on the upper surface of toughened glass membrane colloid, it has super soft colloid (4) to lift the laminating on the upper surface of first substrate (3), the laminating has second substrate (5) on the upper surface of super soft colloid (4), the laminating has pasted cell-phone cambered surface colloid (6) on the upper surface of second substrate (5), it has second to laminate on the upper surface of cell-phone cambered surface colloid (6) from type membrane (7).

2. The toughened glass film cambered surface multi-layer structure adhesive as claimed in claim 1, wherein: first from type membrane (1) and second from type membrane (7) by PET, PI, PE, PC paper, coating silicon oil, silica gel protection film or material such as fluorine are made, first thickness from type membrane (1) and second from type membrane (7) is 2u ~250 u.

3. The toughened glass film cambered surface multi-layer structure adhesive as claimed in claim 1, wherein: paste cell-phone cambered surface colloid (6) and glue, silica gel, rubber, synthetic rubber, PU glue material by the ya keli and make, the thickness of pasting cell-phone cambered surface colloid (6) is 1u ~1000 u.

4. The toughened glass film cambered surface multi-layer structure adhesive as claimed in claim 1, wherein: the first base material (3) and the second base material (5) are made of materials such as PET, PI, PC, PE, TPU and synthetic resin, and the thickness of the first base material (3) and the second base material (5) is 1-1000 u.

5. The toughened glass film cambered surface multi-layer structure adhesive as claimed in claim 1, wherein: super soft colloid (4) are glued by ya keli, silica gel, rubber, synthetic rubber, PU glue, UV glue etc. material and are made, the thickness of super soft colloid (4) is 1u ~1000 u.

6. The toughened glass film cambered surface multi-layer structure adhesive as claimed in claim 1, wherein: paste toughened glass film colloid (2) and glue materials such as, silica gel, rubber, synthetic rubber, PU glue, UV glue by ya keli and make, the thickness of pasting toughened glass film colloid (2) is 1u ~1000 u.