CN214830071U

CN214830071U - PVC low-viscosity self-adhesion electrostatic protection film

Info

Publication number: CN214830071U
Application number: CN202120126014.3U
Authority: CN
Inventors: 陈元平
Original assignee: Guangdong Dongmei New Material Co ltd
Current assignee: Guangdong Dongmei New Material Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-11-23
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a low self-adhesion electrostatic protection film of PVC, including first self-adhesive layer, the top fixedly connected with top layer of first self-adhesive layer, the top fixedly connected with sandwich layer on top layer, the top fixedly connected with basic unit of sandwich layer, the top fixedly connected with antistatic backing of basic unit, the top fixedly connected with wearing layer of antistatic backing. The PVC low-viscosity self-adhesion electrostatic protection film is made of PET (polyethylene terephthalate) materials adopted through a base layer, the PET materials have excellent physical and mechanical properties and excellent electrical insulation property, the PVC film has excellent mechanical properties, the PVC film is made of conductive fibers and organic silicon pressure-sensitive adhesive adopted through an anti-static layer, silicon dioxide particles adopted through an abrasion-resistant layer have excellent mechanical properties, the PVC protection film has excellent abrasion resistance, PVC resin adopted through a low-viscosity layer has low adsorbability and is not easy to adsorb dust, and the PVC protection film can be attached to a protection object through air holes to enable air to be easily exhausted.

Description

PVC low-viscosity self-adhesion electrostatic protection film

Technical Field

The utility model relates to a PVC protection film technical field especially relates to a low self-adhesion static protection film of PVC.

Background

At present, the double-sided electrostatic film is mainly used for protecting an LCD light guide plate, a diffusion sheet die-cutting process, acrylic, PC, PET, a glass plate, a mobile phone lens, a digital camera lens, a high-brightness injection molding plastic shell and the like, so that the external part of the attached film can not feel static electricity.

At present, a PET electrostatic film is often adopted, but the electrostatic film has high hardness, good shape retention and difficult bending, is easy to scratch the surface of an adhesive during adhesion, and is easy to warp when being used on surfaces with radian, such as irregular shapes, large corners and the like, and cannot meet the use requirement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a low self-adhesion static protection film of PVC has solved the problem of proposing in the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low self-adhesion static protection film of PVC, includes first self-adhesive layer, the top fixedly connected with top layer on first self-adhesive layer, the top fixedly connected with sandwich layer on top layer, the top fixedly connected with basic unit of sandwich layer, the top fixedly connected with antistatic backing of basic unit, the top fixedly connected with wearing layer on antistatic backing, the top fixedly connected with low adhesion coating of wearing layer, the top fixedly connected with second self-adhesive layer on low adhesion coating, the gas pocket is seted up to the bottom on first self-adhesive layer, the gas pocket vertically runs through the bottom on first self-adhesive layer and extends to the outside on second self-adhesive layer.

Preferably, the main material of the first self-adhesive layer and the second self-adhesive layer is vinyl acetate copolymer.

Preferably, the main material of the surface layer is polyethylene, and the thickness of the surface layer is 5-80 μm.

Preferably, the main material of the core layer is polypropylene, and the thickness of the core layer is 10-100 μm.

Preferably, the main material of the base layer is PET.

Preferably, the antistatic layer is made of conductive fibers and organic silicon pressure-sensitive adhesive.

Preferably, the main material of the wear-resistant layer is silica particles.

Preferably, the main material of the low-viscosity layer is PVC resin.

Compared with the prior art, the beneficial effects of the utility model are that: the PVC low-viscosity self-adhesion static protective film is characterized in that the materials adopted by the first self-adhesive layer and the second self-adhesive layer are vinyl acetate copolymers which have good self-adhesion performance and can effectively improve the self-adhesion performance of the PVC protective film, the polyethylene materials adopted by the surface layer have no toxicity or wax, good low-temperature resistance and electrical insulation performance and can isolate static electricity so as to have the function of static electricity prevention, the polypropylene materials adopted by the core layer have chemical resistance, heat resistance, electrical insulation performance, high-strength mechanical performance, good high-wear-resistance processing performance and the like, so that the service life of the PVC protective film is prolonged by certain wear resistance, the material adopted by the base layer is PET which has good physical mechanical performance and electrical insulation performance, so that the PVC film has good mechanical performance, and the PVC protective film is made of conductive fibers and organic silicon pressure-sensitive adhesive adopted by the static electricity prevention layer, the PVC protective film has excellent conductivity and can effectively prevent static electricity, the silica particles adopted by the wear-resistant layer have good mechanical properties so that the PVC protective film has good wear resistance, the PVC resin adopted by the low-viscosity layer has low adsorbability and is not easy to adsorb dust, and the air holes can enable the PVC protective film to be attached to a protected object so that air can be easily exhausted to enable the protective film to be smoothly attached to the object to be protected.

Drawings

FIG. 1 is a schematic view of a front cross-sectional view of the structure of the present invention;

fig. 2 is a schematic view of the structure of the antistatic layer of the present invention.

In the figure: 1 first self-adhesive layer, 2 top layers, 3 sandwich layers, 4 basic units, 5 antistatic layers, 6 wear-resistant layers, 7 low-adhesion layers, 8 second self-adhesive layers, 9 conductive fibers, 10 organic silicon pressure-sensitive adhesives and 11 air holes.

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, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-2, the utility model provides a technical scheme, a low self-adhesion static protection film of PVC, including first self-adhesive layer 1, the top fixedly connected with top layer 2 of first self-adhesive layer 1, the main material of top layer 2 is polyethylene and the thickness of top layer 2 is 5 ~ 80 μm, and polyethylene is nontoxic and does not have wax, has good low temperature resistance and is insoluble in water and electricity insulating nature well, the top fixedly connected with sandwich layer 3 of top layer 2, the main material of sandwich layer 3 is polypropylene and the thickness of sandwich layer 3 is 10 ~ 100 μm, is a colorless, odorless, nontoxic, semitransparent solid matter, and its polypropylene has chemical resistance, heat resistance, electrical insulation, high strength mechanical properties and good high wear resistance processability etc., the top fixedly connected with basic unit 4 of sandwich layer 3, the main material of basic unit 4 is PET, PET of the anti-static wear-resistant adhesive has excellent physical and mechanical properties and excellent electrical insulation, the top of the base layer 4 is fixedly connected with an anti-static layer 5, the anti-static layer 5 is made of conductive fibers 9 and organic silicon pressure-sensitive adhesives 10, the conductive fibers 9 and the organic silicon pressure-sensitive adhesives 10 have excellent conductivity and can effectively prevent static electricity, the top of the anti-static layer 5 is fixedly connected with a wear-resistant layer 6, the main material of the wear-resistant layer 6 is silica particles, the silica particles have good mechanical properties and strong wear resistance, the top of the wear-resistant layer 6 is fixedly connected with a low-adhesion layer 7, the main material of the low-adhesion layer 7 is PVC resin, the adhesion of the PVC resin is low and is not easy to adsorb dust, the top of the low-adhesion layer 7 is fixedly connected with a second self-adhesion layer 8, and the main material of the first self-adhesion layer 1 and the second self-adhesion layer 8 is vinyl acetate copolymer, the vinyl acetate copolymer has good self-adhesion, the bottom of the first self-adhesive layer 1 is provided with an air hole 11, the air hole 11 longitudinally penetrates through the bottom of the first self-adhesive layer 1 and extends to the outside of the second self-adhesive layer 8, and the air hole 11 can easily discharge air to a protective film attached to a protective object so that the protective film can be smoothly attached to the object to be protected.

In conclusion, the PVC low-viscosity self-adhesion static protective film adopts the vinyl acetate copolymer as the material of the first self-adhesive layer 1 and the second self-adhesive layer 8, the vinyl acetate copolymer has good self-adhesion performance and can effectively improve the self-adhesion performance of the PVC protective film, the polyethylene material adopted by the surface layer 2 has no toxicity or wax, good low-temperature resistance and electrical insulation performance and can isolate static electricity so as to have the function of static electricity prevention, the polypropylene material adopted by the core layer 3 has chemical resistance, heat resistance, electrical insulation performance, high-strength mechanical performance, good high-wear-resisting processing performance and the like, so that the service life of the PVC protective film is prolonged by certain wear resistance, the material adopted by the base layer 4 is PET which has good physical mechanical performance and electrical insulation performance and enables the PVC film to have good mechanical performance, the PVC protective film is characterized in that the conductive fiber 9 and the organic silicon pressure-sensitive adhesive 10 are made of the antistatic layer 5, the conductive fiber has excellent conductivity and can effectively prevent static electricity, the silicon dioxide particles adopted by the wear-resistant layer 6 have excellent mechanical properties, so that the PVC protective film has excellent wear resistance, the PVC resin adopted by the low-viscosity layer 7 has low adsorbability and is not easy to adsorb dust, the air holes 11 can enable the protective film to be smoothly attached to an object to be protected by attaching the PVC protective film to the object to be protected and easily exhaust air, and the problems of low viscosity self-adhesion and static electricity prevention of the PVC protective film are solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low self-adhesion static protection film of PVC, includes first self-adhesive layer (1), its characterized in that, the top fixedly connected with top layer (2) of first self-adhesive layer (1), top fixedly connected with sandwich layer (3) of top layer (2), top fixedly connected with basic unit (4) of sandwich layer (3), the top fixedly connected with antistatic backing (5) of basic unit (4), top fixedly connected with wearing layer (6) of antistatic backing (5), top fixedly connected with low viscous layer (7) of wearing layer (6), the top fixedly connected with second self-adhesive layer (8) of low viscous layer (7), gas pocket (11) are seted up to the bottom of first self-adhesive layer (1), gas pocket (11) vertically run through the bottom of first self-adhesive layer (1) and extend to the outside of second self-adhesive layer (8).

2. The PVC low-viscosity self-adhesive electrostatic protection film as claimed in claim 1, wherein the main material of the first self-adhesive layer (1) and the second self-adhesive layer (8) is vinyl acetate copolymer.

3. The PVC low-viscosity self-adhesion static protective film as claimed in claim 1, wherein the main material of the surface layer (2) is polyethylene and the thickness of the surface layer (2) is 5-80 μm.

4. The PVC low-viscosity self-adhesion electrostatic protective film as claimed in claim 1, wherein the core layer (3) is mainly made of polypropylene and the thickness of the core layer (3) is 10-100 μm.

5. The PVC low-viscosity self-adhesive electrostatic protective film as claimed in claim 1, wherein the main material of the base layer (4) is PET.

6. The PVC low-viscosity self-adhesion static protective film as claimed in claim 1, wherein the antistatic layer (5) is made of conductive fibers (9) and silicone pressure-sensitive adhesive (10).

7. The PVC low-viscosity self-adhesive electrostatic protective film as claimed in claim 1, wherein the main material of the wear-resistant layer (6) is silica particles.

8. The PVC low-viscosity self-adhesive electrostatic protective film as claimed in claim 1, wherein the main material of the low-viscosity layer (7) is PVC resin.