High-temperature-resistant PET (polyethylene terephthalate) film adhesive sticker

Abstract

The utility model relates to the technical field of adhesive stickers, in particular to a high-temperature-resistant PET film adhesive sticker which comprises a PET film, an adhesive layer is fixedly connected to the bottom of the PET film, a second high-temperature-resistant layer is fixedly connected to the top of the PET film, a high-temperature-resistant structure is arranged above the second high-temperature-resistant layer, and the high-temperature-resistant structure comprises an inorganic glass powder layer. Through cooperation of the PET film, the adhesive layer, the second high-temperature-resistant layer and the high-temperature-resistant structure, when the device is used, the device has good chemical stability, acid and alkali resistance and high-temperature resistance through the inorganic glass powder layer and can be kept stable in a high-temperature environment, the first high-temperature-resistant layer and the second high-temperature-resistant layer are high-temperature-resistant polyester films, and the high-temperature-resistant polyester films are not prone to falling off. The high-temperature-resistant polyester film can bear high temperature, can still keep stable at 240 DEG C, and even can still show good toughness and toughness at 260 DEG C, so that the PET film adhesive sticker can be subjected to multiple high-temperature-resistant treatment conveniently, and the high-temperature-resistant effect is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to not dry glue technical field, concretely is a kind of high-temperature-resistant PET film not dry glue. BACKGROUND

[0002] Not dry glue also called self-adhesive label material, with paper, film or special material as surface fabric, back coating adhesive, with silicon protective paper as base paper, it is a kind of composite material, PET is milky white or light yellow, highly crystalline polymer, surface smooth and glossy, due to the excellent physical and chemical properties of PET, it has a relatively wide application in hardening film, scratch-resistant film and other aspects.

[0003] The prior art high-temperature-resistant PET film not dry glue (application number: 202121272525.2) has excellent thermal stability, chemical corrosion resistance and mechanical properties, so that the label body can be normally used in high-temperature environment, and the high-temperature resistance of the label body is improved. However, the above-mentioned device still has the following problems: when the PET film not dry glue is used, it is often fixed with external objects through the adhesive layer. At this time, if the external environment temperature is high, the above-mentioned device can improve the high-temperature resistance by setting the high-temperature-resistant layer. However, the single high-temperature-resistant layer has poor high-temperature resistance effect, and it is not convenient to perform multiple high-temperature resistance treatment on the PET film not dry glue. In addition, the above-mentioned device is provided with a wear-resistant layer on the outer side of the PET film. However, the outer side of the PET film is easily stained with dirt, so it is not convenient to improve the wear-resistant ability while improving the anti-fouling effect. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems in the prior art, such as inconvenient multiple high-temperature resistance treatment on the PET film not dry glue, poor high-temperature resistance effect, and inconvenient improvement of the wear-resistant ability while improving the anti-fouling effect, and provides a high-temperature-resistant PET film not dry glue.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A high-temperature-resistant PET film not dry glue is designed, which comprises a PET film, an adhesive layer fixedly connected to the bottom of the PET film, a high-temperature-resistant layer two fixedly connected to the top of the PET film, and a high-temperature-resistant structure provided above the high-temperature-resistant layer two.

[0007] Preferably, the high-temperature-resistant structure comprises an inorganic glass powder layer, the bottom of the inorganic glass powder layer is fixedly connected to the top of the high-temperature-resistant layer two, and the top of the inorganic glass powder layer is fixedly connected to a high-temperature-resistant layer one.

[0008] Preferably, the top of the high-temperature-resistant layer one is fixedly connected to a PF film layer.

[0009] Preferably, the top of the PF film layer is fixedly connected with a wear-resistant and anti-fouling layer.

[0010] Preferably, the bottom of the adhesive layer is bonded with a release paper.

[0011] The utility model proposes a kind of high-temperature-resistant PET film adhesive sticker, beneficial effect lies in: by the cooperation of PET film, adhesive layer, high-temperature-resistant layer two and high-temperature-resistant structure, the device can be kept stable in high-temperature environment by inorganic glass powder layer with good chemical stability, with acid and alkali resistance and high-temperature resistance when using, high-temperature-resistant layer one and high-temperature-resistant layer two are high-temperature-resistant polyester film, high-temperature-resistant polyester film can withstand high temperature, usually still keep stable at 240 DEG C, even at 260 DEG C still show good toughness and tenacity, it is convenient to carry out multiple high-temperature-resistant treatment to PET film adhesive sticker, to improve high-temperature-resistant effect in turn;

[0012] By the cooperation of PET film, adhesive layer and wear-resistant and anti-fouling layer, the device can improve wear-resistant ability and improve anti-fouling effect by wear-resistant and anti-fouling layer being TPU film, TPU film has very outstanding wear resistance, with good weather resistance and oxidation resistance, and also has waterproof, anti-fouling, yellowing resistance and high elasticity. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the structure schematic drawing of the utility model;

[0014] Fig. 2 It is the PET film, high-temperature-resistant layer two and inclined block structure schematic drawing of the utility model;

[0015] Fig. 3 It is the PET film, release paper and adhesive layer structure schematic drawing of the utility model;

[0016] Fig. 4 It is the PFA film layer, wear-resistant and anti-fouling layer and high-temperature-resistant layer one structure schematic drawing of the utility model;

[0017] Fig. 5 It is the PET film, adhesive layer and inclined block structure schematic drawing of the utility model;

[0018] Fig. 6 It is the PFA film layer, inorganic glass powder layer and high-temperature-resistant layer one structure schematic drawing of the utility model.

[0019] In the drawing: 1, PET film, 2, high-temperature-resistant structure, 2a1, inorganic glass powder layer, 2a2, high-temperature-resistant layer one, 2b1, inclined block, 3, adhesive layer, 4, release paper, 5, PFA film layer, 6, wear-resistant and anti-fouling layer, 7, high-temperature-resistant layer two. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with the drawings:

[0021] Embodiment 1:

[0022] Refer to the drawings Figs. 1-6 In this embodiment, a high-temperature-resistant PET film adhesive includes a PET film 1, a glue layer 3 fixedly connected to the bottom of the PET film 1, a release paper 4 bonded to the bottom of the glue layer 3, a high-temperature-resistant layer two 7 fixedly connected to the top of the PET film 1, the high-temperature-resistant layer two 7 being a high-temperature-resistant polyester film, which can withstand high temperatures, usually remaining stable at 240°C, and even showing good toughness and toughness at 260°C. A high-temperature-resistant structure 2 is provided above the high-temperature-resistant layer two 7, which facilitates multiple high-temperature-resistant treatment of the PET film adhesive, thereby improving the high-temperature-resistant effect.

[0023] The high-temperature-resistant structure 2 includes an inorganic glass powder layer 2a1, the bottom of the inorganic glass powder layer 2a1 being fixedly connected to the top of the high-temperature-resistant layer two 7, and a high-temperature-resistant layer one 2a2 fixedly connected to the top of the inorganic glass powder layer 2a1, the high-temperature-resistant layer one 2a2 being a high-temperature-resistant polyester film, which can withstand high temperatures, usually remaining stable at 240°C, and even showing good toughness and toughness at 260°C.

[0024] The top of the high-temperature-resistant layer one 2a2 is fixedly connected to a PFA film layer 5, which has excellent corrosion resistance and high-temperature resistance, and the top of the PFA film layer 5 is fixedly connected to a wear-resistant and stain-resistant layer 6, which is a TPU film, the wear-resistant and stain-resistant layer 6 having excellent wear resistance, good weather resistance and oxidation resistance, and also having the characteristics of waterproofness, stain resistance, yellowing resistance and high elasticity, thereby improving the wear-resistant and stain-resistant effect, facilitating multiple high-temperature-resistant treatment of the PET film adhesive, and further improving the high-temperature-resistant effect.

[0025] Working principle:

[0026] When the PET film adhesive is used:

[0027] Pull out the release paper 4, and then separate the release paper 4 from the adhesive layer 3, stick the adhesive layer 3 on the external object, at this time the inorganic glass powder layer 2a1 has good chemical stability, has acid and alkali resistance and high temperature resistance, can keep stable in high temperature environment, the high temperature resistant layer one 2a2 and the high temperature resistant layer two 7 are high temperature resistant polyester film, the high temperature resistant polyester film can withstand high temperature, generally can keep stable at 240 DEG C, even at 260 DEG C, still can show good toughness and toughness, the wear-resistant and stain-resistant layer 6 is TPU film, the wear-resistant performance of TPU film is very outstanding, has good weather resistance and antioxidant property, simultaneously still has waterproof, antifouling, yellowing resistance and high elasticity characteristics, improves wear-resistant and stain-resistant effect, the PFA film layer 5 has excellent corrosion resistance and high temperature resistance.

[0028] Example 2:

[0029] Refer to the attached Figs. 1-6 In the embodiment, a high-temperature-resistant PET film adhesive, wherein the high-temperature-resistant structure 2 can further include an inclined block 2b1, the top of the inclined block 2b1 is fixedly connected with one side of the bottom of the PET film 1, and the outer wall of the inclined block 2b1 is bonded with the inner wall of the adhesive layer 3.

[0030] Working principle:

[0031] The outer wall of the inclined block 2b1 is processed with a groove, so that the adhesive layer 3 can enter the groove of the inclined block 2b1, thereby improving the adhesion of the adhesive layer 3 and preventing the adhesive layer 3 from falling off.

[0032] Although the utility model has been illustrated and described by referring to the preferred embodiments, it should be understood by those skilled in the art that various changes in form and details can be made within the scope of the claims.

Claims

1. A high-temperature resistant PET film self-adhesive, comprising a PET film (1), characterized in that: The bottom of the PET film (1) is fixedly connected with a glue layer (3), the top of the PET film (1) is fixedly connected with a high-temperature-resistant layer two (7), and the high-temperature-resistant layer two (7) is provided with a high-temperature-resistant structure (2).

2. The high temperature resistant PET film adhesive of claim 1, wherein: The high-temperature-resistant structure (2) comprises an inorganic glass powder layer (2a1), the bottom of the inorganic glass powder layer (2a1) is fixedly connected with the top of the high-temperature-resistant layer two (7), and the top of the inorganic glass powder layer (2a1) is fixedly connected with a high-temperature-resistant layer one (2a2).

3. The high temperature resistant PET film adhesive of claim 2, wherein: The top of the high-temperature-resistant layer one (2a2) is fixedly connected with a PFA film layer (5).

4. The high temperature resistant PET film adhesive of claim 3, wherein: The top of the PFA film layer (5) is fixedly connected with a wear-resistant and stain-resistant layer (6).

5. The high temperature resistant PET film adhesive of claim 1, wherein: The bottom of the glue layer (3) is bonded with a release paper (4).

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