CN214688282U

CN214688282U - Laminating film

Info

Publication number: CN214688282U
Application number: CN202120137954.2U
Authority: CN
Inventors: 徐越; 薛小波
Original assignee: Qingdao Tianfa Optoelectronics Technology Co ltd
Current assignee: Qingdao Tianfa Optoelectronics Technology Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-12
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a laminating film relates to functional film technical field. The adhesive film comprises a film body, wherein a key opening is formed in one end of the bottom of the film body; the film body comprises a fatty acid salt anti-fog layer, a toughened film main body, a nanometer blue light prevention layer and an OCA adhesive layer which are sequentially stacked from top to bottom; the upper surface and the lower surface of the membrane body are respectively provided with an upper protective layer and a lower protective layer; the corner buffering cushions are arranged at four corner positions of the fatty acid salt anti-fog layer and are made of elastic materials, and cavities are formed in the corner buffering cushions. The utility model discloses, set up the membrane body to include the composite construction of fatty acid salt antifogging coating, tempering membrane main part, nanometer anti-blue light layer and OCA glue film, can make the surface of membrane body have the effect of difficult play water smoke and anti-blue light; simultaneously, all be equipped with the corner blotter through four corner positions at the fatty acid salt antifog layer, when the cell-phone dropped to the ground, the corner blotter can play buffering and guard action, prevents that friction and crack from appearing in the machine screen corner.

Description

Laminating film

Technical Field

The utility model relates to a functional film technical field, concretely relates to laminating membrane.

Background

The mobile phone adhesive film is a common mobile phone decoration accessory, is mainly used for protecting a mobile phone screen and preventing the screen from being scratched, and also has certain waterproof and dustproof functions.

At present, some laminating films have poor anti-collision performance, and when a mobile phone falls to the ground, friction and cracks are easy to occur at the corner of a mobile phone screen; meanwhile, in the use process of some mobile phone adhesive films in winter, a layer of water mist is generated when water vapor meets the surface of the mobile phone adhesive film, and the visual use effect of a mobile phone screen is influenced.

How to solve the technical problems is a technical problem to be solved in the technical field of functional films at present.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the embodiment of the utility model provides a laminating film to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: a laminating film comprises a film body, wherein a key opening is formed in one end of the bottom of the film body; the film body comprises a fatty acid salt anti-fog layer, a toughened film main body, a nanometer blue light prevention layer and an OCA adhesive layer which are sequentially stacked from top to bottom; the upper surface and the lower surface of the membrane body are respectively provided with an upper protective layer and a lower protective layer; the corner buffering cushions are arranged at four corner positions of the fatty acid salt anti-fog layer and are made of elastic materials, and cavities are formed in the corner buffering cushions.

Preferably, the elastic material of the corner buffering cushion is silica gel or rubber.

Preferably, the upper protective layer and the lower protective layer are both made of PET films.

Preferably, the key opening is a through hole penetrating through the film body, and a silica gel layer covering the through hole is arranged on the inner wall of the through hole.

Preferably, the four corner positions of the upper protective layer are provided with avoidance holes for accommodating the corner cushion pads to penetrate through.

Preferably, the thickness of the toughened film main body is 1nm, and the thickness of the fatty acid salt anti-fog layer is 80-100 um; the thickness of the nanometer blue-proof layer is 80-100um, and the thickness of the OCA adhesive layer is 100-120 um.

Preferably, the thickness of the upper protective layer and the lower protective layer is 50 um.

The embodiment of the utility model provides a pair of laminating membrane has following beneficial effect: the utility model can make the surface of the utility model have the effect of not easily generating water mist and preventing blue light by arranging the membrane body into a composite structure comprising a fatty acid salt antifogging layer, a toughened membrane main body, a nanometer blue light prevention layer and an OCA glue layer; meanwhile, the film body can be completely attached to the screen of the mobile phone conveniently, and bubbles and upwarp cannot be generated after the film body is attached; all be equipped with the corner blotter through four corner positions at the fatty acid salt antifog coating, when the cell-phone dropped to the ground, the corner blotter can play buffering and guard action, prevents that friction and fracture from appearing in machine screen corner.

Drawings

FIG. 1 is a schematic view of the structure of the adhesive film of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the adhesive film of the present invention;

FIG. 3 is a schematic cross-sectional view of the corner bumper pad of the present invention;

FIG. 4 is a schematic view of the sectional structure of the connection between the key opening and the silica gel layer;

fig. 5 is a schematic diagram of the structure of the upper protective layer in the present invention.

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, the technical personnel in the field can obtain all other embodiments without creative work, which all belong to the protection scope of the present invention.

In the first embodiment, refer to fig. 1, fig. 2, fig. 3 and fig. 5.

To the problem that above-mentioned background art mentioned, the embodiment of the utility model provides a laminating membrane to solve above-mentioned technical problem, its technical scheme is as follows:

a laminating film comprises a film body 100, wherein a key opening 300 is formed in one end of the bottom of the film body 100; the film body 100 comprises a fatty acid salt anti-fog layer 110, a toughened film main body 120, a nanometer blue-light-proof layer 130 and an OCA adhesive layer 140 which are sequentially stacked up and down; an upper protection layer 210 and a lower protection layer 220 are respectively arranged on the upper surface and the lower surface of the membrane body 100; corner buffering pads 200 are arranged at four corner positions of the fatty acid salt anti-fog layer 110; the corner bumper 200 is made of an elastic material and has a cavity 210 formed therein.

By arranging the corner buffering pads 200 at the four corners of the fatty acid salt antifogging layer 110, when the mobile phone drops to the ground, the corner buffering pads 200 can play a role in buffering and protecting, and prevent friction and cracks at the corners of the mobile phone screen.

Preferably, the elastic material can be elastic plastic, such as silica gel, rubber and the like; the cushioning effect is further enhanced by providing a cavity 210 within the corner bumper pad 200.

The fatty acid salt antifogging layer 110 has hydrophilicity, and when in winter, water vapor is condensed on the surface of the film body 100 when meeting with the water, so that small water drops are not formed, but a continuous thin water film is formed, the phenomenon that the mobile phone screen generates water mist is prevented, and the condition that the definition of naked eyes for observing the screen is reduced is avoided.

The nanometer blue light prevention layer 130 can weaken the intensity of blue light generated by a mobile phone screen, and reduce the damage of the blue light to eyes.

The OCA adhesive layer 140 enables the film body 100 to be completely attached to a screen of a mobile phone, and neither bubbles nor warping occurs after the attachment.

The two sides are equipped with upper protective layer 210 and lower protective layer 220 respectively about the diaphragm body 100, can avoid like this the utility model discloses receive the damage on the way in the transportation, guaranteed the integrality of product, reduce and cause the unnecessary loss.

Preferably, the upper protection layer 210 and the lower protection layer 220 are both made of PET film; the PET film is a packaging film with comprehensive performance, has good transparency, good air tightness and excellent mechanical performance, the toughness of the PET film is the best of all thermoplastics, and the tensile strength and the impact strength of the PET film are much higher than those of common films.

Preferably, four corner positions of the upper protective layer 210 are all provided with avoiding holes 211 for accommodating the corner cushion pads 200 to pass through, and the upper protective layer 210 is easily torn off when the film is pasted at the later stage through the avoiding holes 211.

Preferably, the thickness of the tempered film main body 120 is 1nm, and the thickness of the fatty acid salt antifogging layer 110 is 80-100 um; the thickness of the nanometer blue-light-proof layer 130 is 80-100um, and the thickness of the OCA glue layer 140 is 100-120 um.

Preferably, the thickness of each of the upper and lower

protective layers

210 and 220 is 50 um.

The utility model relates to a laminating membrane application method as follows: when the mobile phone touch screen cleaning film is used, firstly, the mobile phone screen is cleaned, the film body 100 corresponds to the corresponding position on the mobile phone screen, then the lower protective layer 220 is torn off, the film body 100 is tightly attached to the mobile phone screen, then the upper protective layer 210 is torn off, and film attaching is finished.

Example two, see fig. 4.

The existing mobile phone laminating film does not have an isolation effect on virtual keys on a mobile phone screen generally, and if the existing mobile phone laminating film is placed in a pocket in summer, the mobile phone screen is easy to wake up to generate micro-vibration, and unnecessary electric quantity is consumed.

In order to solve the technical problems, the following technical scheme is also designed:

according to the laminating film, the key opening 300 is a through hole penetrating through the film body 100, and a silica gel layer 400 covering the through hole is arranged on the inner wall of the through hole.

Preferably, the lower end surface of the silica gel layer 400 is not flush with the lower end surface of the membrane body 100 and is recessed into the membrane body 100.

The utility model discloses a being equipped with at the perforation inner wall and covering fenestrate silica gel layer 400, when pressing pressure is less, silica gel layer 400 can not produce screen surface touching effect, avoids producing the mistake and bumps the phenomenon.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.

Claims

1. A laminating film comprises a film body, wherein a key opening is formed in one end of the bottom of the film body; the anti-fog nano-film is characterized in that the film body comprises a fatty acid salt anti-fog layer, a toughened film main body, a nano blue-light-proof layer and an OCA adhesive layer which are sequentially stacked from top to bottom; the upper surface and the lower surface of the membrane body are respectively provided with an upper protective layer and a lower protective layer; the corner buffering cushions are arranged at four corner positions of the fatty acid salt anti-fog layer and are made of elastic materials, and cavities are formed in the corner buffering cushions.

2. The conformable film of claim 1, wherein the resilient material of the corner bumper pad is selected from silicone or rubber.

3. The conformable film of claim 1, wherein the upper and lower protective layers are both made of PET film.

4. The laminating film of claim 1, wherein the key opening is a through hole penetrating through the film body, and a silicone layer covering the through hole is disposed on an inner wall of the through hole.

5. The laminating film of claim 1, wherein the upper protective layer is provided with relief holes at four corner positions for receiving corner cushions to pass through.

6. The laminating film according to claim 1, wherein the thickness of the toughened film main body is 1nm, and the thickness of the fatty acid salt antifogging layer is 80-100 um; the thickness of the nanometer blue-proof layer is 80-100um, and the thickness of the OCA adhesive layer is 100-120 um.

7. The conformable film of claim 1, wherein the upper and lower protective layers are each 50um thick.