CN212312926U - Double-layer heat-resistant PET protective film - Google Patents
Double-layer heat-resistant PET protective film Download PDFInfo
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- CN212312926U CN212312926U CN202020256514.4U CN202020256514U CN212312926U CN 212312926 U CN212312926 U CN 212312926U CN 202020256514 U CN202020256514 U CN 202020256514U CN 212312926 U CN212312926 U CN 212312926U
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Abstract
The utility model discloses a double-deck heat-resisting PET protection film relates to protection film technical field. The utility model comprises a first base film and a second base film; a heat insulation layer is bonded between the first base film and the second base film; a cavity is arranged in the heat insulation layer; a heat absorbent is arranged in the cavity; a heat-resistant layer is arranged on the upper surface of the second base film; an anti-corrosion layer is arranged on the upper surface of the heat-resistant layer; the array on the upper surface of the anti-corrosion layer is provided with U-shaped grooves; the silver ion antibacterial agent is filled in the U-shaped groove; the upper surface of the anti-corrosion layer is provided with a wear-resistant coating. The utility model discloses a set up insulating layer, heat-resisting layer, heat absorbent, first polyimide binder and second polyimide binder, place the heat absorbent in the cavity groove, prolong the service life of heat absorbent and keep its heat absorption cooling ability, can avoid the protection film to receive high temperature to lead to warping, improved the heat resistance of the membrane body; and the protective film is protected by the anti-corrosion layer, the wear-resistant coating and the silver ion antibacterial agent, so that the service life of the protective film is prolonged.
Description
Technical Field
The utility model belongs to the technical field of the protection film, especially, relate to a double-deck heat-resisting PET protection film.
Background
The PET protective film is the most common protective film in the market at present, and is mainly characterized in that: has excellent transparency and smoothness, good display effect and thermal forming performance, is equivalent to common PVC sheets, and can be made into PET thermal forming products with excellent performance by vacuum forming. PET sheets are considered an ideal packaging material for environmental protection.
However, when the current PET protective film is used, the protective film is easily affected by high temperature, so that the protective film is deformed or the adhesion performance of the protective film is reduced, and the protective film is separated from the surface of an article, thereby reducing the practicability of the protective film.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double-deck heat-resisting PET protection film, through the structural design of insulating layer, heat-resisting layer, heat absorbent, first polyimide binder and second polyimide binder, increased the heat resistance of protection film to antibiotic, anticorrosion and the resistant scratch property of protection film promote, solved current PET protection film heat resistance, antibiotic, anticorrosion and the relatively poor problem of resistant scratch.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a double-layer heat-resistant PET protective film, which comprises a first base film and a second base film; a heat insulation layer is bonded between the first base film and the second base film; a cavity is arranged in the heat insulation layer; a heat absorbing agent is arranged in the cavity; a heat-resistant layer is arranged on the upper surface of the second base film; an anti-corrosion layer is arranged on the upper surface of the heat-resistant layer; the array on the upper surface of the anti-corrosion layer is provided with U-shaped grooves; the silver ion antibacterial agent is filled in the U-shaped groove; a wear-resistant coating is arranged on the upper surface of the anti-corrosion layer and positioned at the top of the U-shaped groove;
a first polyimide adhesive is arranged between the upper surface of the first base film and the heat insulation layer; and a second polyimide adhesive is arranged between the lower surface of the second base film and the heat insulation layer.
Furthermore, communication holes are formed between the top of the heat insulation layer and the cavity in an array manner; the heat insulation layer is made of magnesium oxide materials.
Further, the first polyimide binder and the second polyimide binder have the same structural characteristics; the first polyimide binder and the second polyimide binder are both prepared by synthesizing biphenyl dianhydride and p-phenylenediamine materials.
Further, the heat-resistant layer is made of a silicone resin material.
Further, the heat absorbing agent is made of calcium carbonate materials.
Further, the wear-resistant coating is made of a silicon dioxide material.
Furthermore, the anti-corrosion layer is made of high-density polyethylene and low-sealing polyethylene materials in a composite mode.
The utility model discloses following beneficial effect has:
the utility model discloses a set up insulating layer, heat-resisting layer, heat absorbent, first polyimide binder and second polyimide binder, place the heat absorbent in the cavity groove, prolong the service life of heat absorbent and keep its heat absorption cooling ability, can avoid the protection film to receive high temperature to lead to warping, improved the heat resistance of the membrane body; the protective film is protected by the anti-corrosion layer, the wear-resistant coating and the silver ion antibacterial agent, the service life of the protective film is prolonged, and the practicability is high.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a double-layer heat-resistant PET protective film of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a first base film, 2-a second base film, 3-a heat insulation layer, 4-a cavity, 5-a heat absorbent, 6-a heat-resistant layer, 7-an anti-corrosion layer, 8-a U-shaped groove, 9-a silver ion antibacterial agent, 10-an abrasion-resistant coating, 11-a first polyimide binder, 12-a second polyimide binder and 13-a communication hole.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present invention relates to a double-layer heat-resistant PET protective film, which comprises a first base film 1 and a second base film 2; a heat insulation layer 3 is bonded between the first base film 1 and the second base film 2; a cavity 4 is arranged in the heat insulation layer 3; a heat absorbent 5 is arranged in the cavity 4; a heat-resistant layer 6 is arranged on the upper surface of the second base film 2; the upper surface of the heat-resistant layer 6 is provided with an anti-corrosion layer 7; the upper surface of the anti-corrosion layer 7 is provided with U-shaped grooves 8 in an array manner; the U-shaped groove 8 is filled with a silver ion antibacterial agent 9, silver has an adsorption effect on microorganisms, and after the microorganisms are adsorbed by the silver, the enzymes playing a breathing role lose efficacy, so that the growth and the reproduction of the microorganisms are influenced, and the microorganisms die. I.e., the effect of inhibiting the growth, reproduction, or killing of microorganisms; a wear-resistant coating 10 is arranged on the upper surface of the anti-corrosion layer 7 and positioned at the top of the U-shaped groove 8;
a first polyimide adhesive 11 is arranged between the upper surface of the first base film 1 and the heat insulation layer 3; and a second polyimide adhesive 12 is arranged between the lower surface of the second base film 2 and the heat insulation layer 3.
Wherein the first polyimide binder 11 and the second polyimide binder 12 have the same structural characteristics; the first polyimide binder 11 and the second polyimide binder 12 are both synthesized by biphenyl dianhydride and p-phenylenediamine materials, the thermal decomposition temperature reaches 600 ℃, and the thermal stability is good.
Wherein, the heat-resistant layer 6 is made of organic silicon resin material, has good insulation, temperature resistance and waterproof performance, and excellent environmental protection performance.
Wherein, the heat absorbent 5 is made of calcium carbonate material, and can absorb high-temperature heat and reduce the overall temperature of the protective film.
The wear-resistant coating 10 is made of silicon dioxide materials, so that the surface hardness of the coating can be effectively improved, the coating is scratch-resistant, and the whole protective film is protected.
The anti-corrosion layer 7 is made of high-density polyethylene and low-sealing polyethylene materials in a compounding mode, has excellent flame retardance and corrosion resistance, and is strong in physical bonding force and high in strength.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a heat-resisting PET protection film of bilayer which characterized in that:
comprises a first base film (1) and a second base film (2); a heat insulation layer (3) is bonded between the first base film (1) and the second base film (2); a cavity (4) is arranged in the heat insulation layer (3); a heat absorbent (5) is arranged in the cavity (4); a heat-resistant layer (6) is arranged on the upper surface of the second base film (2); an anti-corrosion layer (7) is arranged on the upper surface of the heat-resistant layer (6); the upper surface array of the anti-corrosion layer (7) is provided with U-shaped grooves (8); the U-shaped groove (8) is internally filled with a silver ion antibacterial agent (9); a wear-resistant coating (10) is arranged on the upper surface of the anti-corrosion layer (7) and positioned at the top of the U-shaped groove (8);
a first polyimide adhesive (11) is arranged between the upper surface of the first base film (1) and the heat insulation layer (3); and a second polyimide adhesive (12) is arranged between the lower surface of the second base film (2) and the heat insulation layer (3).
2. The double-layer heat-resistant PET protective film according to claim 1, characterized in that communication holes (13) are formed between the top of the heat insulation layer (3) and the cavity (4); the heat insulation layer (3) is made of magnesium oxide materials.
3. The bilayer heat resistant PET protective film of claim 1 wherein the first polyimide adhesive (11) and the second polyimide adhesive (12) have the same structural characteristics; the first polyimide binder (11) and the second polyimide binder (12) are both made of biphenyl dianhydride and p-phenylenediamine materials through synthesis.
4. The double-layer heat-resistant PET protective film according to claim 1, wherein the heat-resistant layer (6) is made of a silicone resin material.
5. The double-layer heat-resistant PET protective film according to claim 1, wherein the heat absorbing agent (5) is made of calcium carbonate material.
6. A double layer heat resistant PET protective film according to claim 1, characterized in that the abrasion resistant coating (10) is made of silica material.
7. A double-layer heat-resistant PET protective film according to claim 1, characterized in that the corrosion-resistant layer (7) is made of a composite material of high-density polyethylene and low-sealing polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020256514.4U CN212312926U (en) | 2020-03-05 | 2020-03-05 | Double-layer heat-resistant PET protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020256514.4U CN212312926U (en) | 2020-03-05 | 2020-03-05 | Double-layer heat-resistant PET protective film |
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| Publication Number | Publication Date |
|---|---|
| CN212312926U true CN212312926U (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020256514.4U Active CN212312926U (en) | 2020-03-05 | 2020-03-05 | Double-layer heat-resistant PET protective film |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185742A (en) * | 2021-05-31 | 2021-07-30 | 无锡君瑞新材料科技有限公司 | Waterproof corrosion-resistant protective film and preparation method thereof |
| CN113910727A (en) * | 2021-10-26 | 2022-01-11 | 湖北航云科技有限公司 | Antibacterial PET protective film |
-
2020
- 2020-03-05 CN CN202020256514.4U patent/CN212312926U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113185742A (en) * | 2021-05-31 | 2021-07-30 | 无锡君瑞新材料科技有限公司 | Waterproof corrosion-resistant protective film and preparation method thereof |
| CN113910727A (en) * | 2021-10-26 | 2022-01-11 | 湖北航云科技有限公司 | Antibacterial PET protective film |
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