CN212076924U

CN212076924U - Temperature-resistant uniform high-flatness PET film

Info

Publication number: CN212076924U
Application number: CN202020206167.4U
Authority: CN
Inventors: 李麟; 俞国建; 唐振科; 俞国峰
Original assignee: Shaoxing Weiming Plastic Co ltd
Current assignee: Shaoxing Weiming Plastic Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-12-04
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses an even high roughness PET membrane of temperature toleration relates to PET membrane technical field. The utility model comprises a PET basal body; the upper surface and the lower surface of the PET matrix are coated with UA resin glue layers; the upper surface of the PET matrix is glued with an upper nylon layer through a UA resin adhesive layer; the lower surface of the PET matrix is connected with a lower nylon layer through a UA resin adhesive layer in an adhesive mode; the top surface of the upper nylon layer is glued with a ceramic fiber heat insulation film through an adhesive; the bottom surface of the lower nylon layer is connected with a first heat-resistant shrinkage layer through an adhesive in an adhesive bonding mode; the top surface of the ceramic fiber heat insulation film is coated with a temperature-resistant composite layer; the bottom surfaces of the first heat-resistant shrinkage layers on the top surfaces of the second heat-resistant shrinkage layers are connected with TPU glue coatings. The utility model discloses a structure and the design of temperature resistant composite bed that the stratiform was arranged have improved the temperature resistance of PET membrane, and then reduce the membrane body in long-term high temperature use, the rupture rate on surface, through the design of ceramic fibre heat-insulating membrane, then can effectively improve the heat-proof quality of this membrane body.

Description

Temperature-resistant uniform high-flatness PET film

Technical Field

The utility model belongs to the technical field of the PET membrane, especially, relate to an even high roughness PET membrane of temperature toleration.

Background

As is well known, a PET film has the advantages of high tensile strength, high elastic modulus, high impact strength and the like, is widely applied to various fields such as industry and agriculture, and along with the rapid development of economic society, the current PET film sold in the market cannot completely meet the use requirements of industries or special scenes, so that the current PET film has the problem of single function, and the practicability and functionality of the current PET film are further improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an even high roughness PET membrane of temperature toleration, through the design on last nylon layer, lower nylon layer, temperature resistant composite bed and ceramic fibre insulating layer, solved the problem that current PET membrane practicality is low can not satisfy the user demand of special scene.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a high-flatness PET film with uniform temperature resistance, which comprises a PET basal body; the upper surface and the lower surface of the PET matrix are coated with UA resin adhesive layers; the upper surface of the PET matrix is connected with an upper nylon layer through a UA resin adhesive layer in an adhesive mode; the lower surface of the PET substrate is connected with a lower nylon layer through a UA resin adhesive layer in an adhesive mode; the top surface of the upper nylon layer is glued with a ceramic fiber heat-insulating film through an adhesive; the bottom surface of the lower nylon layer is connected with a first heat-resistant shrinkage layer in an adhesive manner; the top surface of the ceramic fiber heat insulation film is coated with a temperature-resistant composite layer; the top surface of the temperature-resistant composite layer is connected with a second heat-resistant shrinkage layer; the bottom surfaces of the first heat-resistant shrinkage layers on the top surfaces of the second heat-resistant shrinkage layers are connected with TPU adhesive coatings; the outer surfaces of the two TPU adhesive coatings are sprayed with hydrophobic and oleophobic nano coatings;

the temperature-resistant composite layer comprises a high-temperature-resistant composite film and a high-temperature-resistant resin layer which are sequentially connected from top to bottom.

Furthermore, the UA resin adhesive layer is prepared by coating UA transparent resin adhesive; the thickness range of the PET matrix is 0.5-1 mm; the thickness ranges of the upper nylon layer and the lower nylon layer are both 0.15-0.25 mm.

Furthermore, the upper nylon layer and the lower nylon layer are both prepared by hot melting of transparent nylon particles; the first heat-resistant shrinkage layer and the second heat-resistant shrinkage layer are both nickel-plated layers; the thickness of the first heat-resistant shrinkable layer and the second heat-resistant shrinkable layer ranges from 0.1mm to 0.2 mm.

Further, the high-temperature resistant composite film is a high-temperature resistant polyimide nano composite film; the high-temperature-resistant resin layer is made of high-density polyethylene resin.

Furthermore, the two hydrophobic and oleophobic nano coatings are both prepared by coating super-hydrophobic and oleophobic nano self-cleaning coatings.

The utility model discloses following beneficial effect has:

the utility model discloses a structure that the stratiform was arranged and the design of temperature resistant composite bed, the temperature resistance of PET membrane has been improved, and then reduce the membrane body in long-term high temperature use, the fracture rate on surface, design through ceramic fiber heat-proof membrane, then can effectively improve the heat-proof quality of this membrane body, nylon elastomer design through last nylon layer and lower nylon layer, then the tensile and the compressive property of this PET membrane have been improved, design through first UA resin solidification glue film and second UA resin solidification glue film, then can effectively improve the puncture resistance of this membrane body, then can have the hydrophobic oleophobic and self-cleaning ability that improves the membrane body through hydrophobic oleophobic nanometer coating layer, design through first thermal contraction resistant layer and second thermal contraction resistant layer, then can effectively improve this membrane body resistance to deformation, and then help guaranteeing that membrane body surface is level.

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 high-flatness PET film with uniform temperature resistance;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

in the drawings, the components represented by the respective reference numerals are listed below:

the heat insulation material comprises, by weight, 1-a PET substrate, 2-a UA resin adhesive layer, 3-an upper nylon layer, 4-a lower nylon layer, 5-a ceramic fiber heat insulation film, 6-a first heat-resistant shrinkage layer, 7-a temperature-resistant composite layer, 8-a second heat-resistant shrinkage layer, 9-a TPU adhesive coating, 10-a hydrophobic and oleophobic nano coating, 701-a high-temperature-resistant composite film and 702-a high-temperature-resistant resin layer.

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. 1-2, the present invention relates to a high-flatness PET film with uniform temperature resistance, which comprises a PET substrate 1; the UA resin glue layers 2 are glued on the upper surface and the lower surface of the PET matrix 1; the upper surface of the PET matrix 1 is connected with an upper nylon layer 3 through a UA resin adhesive layer 2; the lower surface of the PET matrix 1 is glued with a lower nylon layer 4 through a UA resin glue layer 2; the top surface of the upper nylon layer 3 is glued with a ceramic fiber heat insulation film 5 through an adhesive; the bottom surface of the lower nylon layer 4 is connected with a first heat-resistant shrinkage layer 6 through an adhesive in an adhesive bonding mode; the top surface of the ceramic fiber heat insulation film 5 is coated with a temperature resistant composite layer 7; the top surface of the temperature-resistant composite layer 7 is connected with a second heat-resistant shrinkage layer 8; the bottom surfaces of the first heat-resistant shrinkage layers 6 on the top surfaces of the second heat-resistant shrinkage layers 8 are both connected with TPU adhesive coatings 9; the outer surfaces of the two TPU adhesive coatings 9 are sprayed with hydrophobic and oleophobic nano coatings 10;

the temperature-resistant composite layer 7 comprises a high-temperature-resistant composite film 701 and a high-temperature-resistant resin layer 702 which are sequentially connected from top to bottom.

The UA resin adhesive layer 2 is made of UA transparent resin adhesive in a coating mode, and due to the design of the UA resin adhesive, on one hand, the adhesive effect between structures is achieved, on the other hand, after the UA resin adhesive is solidified, high hardness can be formed, the surface of the UA resin adhesive has certain elasticity, and the penetration resistance of the membrane body is enhanced multiply through the elasticity and the hardness;

the thickness of the PET substrate 1 is 0.5 mm; the thickness of the upper nylon layer 3 and the lower nylon layer 4 is 0.15 mm;

the upper nylon layer 3 and the lower nylon layer 4 are both made of transparent nylon particles through hot melting, the upper nylon layer 3 and the lower nylon layer 4 are designed by nylon materials, on one hand, the tensile resistance of the membrane body in the transverse direction can be enhanced, on the other hand, the compression resistance of the membrane body in the longitudinal direction is favorably enhanced, the transparent nylon has good thermal stability, impact toughness, electrical insulation, size stability and aging resistance, is odorless and nontoxic, has the excellent performance of nylon, and has better oil resistance, corrosion resistance, abrasion resistance, scratch resistance and other performances than other transparent plastics;

the first heat-resistant shrinkage layer 6 and the second heat-resistant shrinkage layer 8 are both nickel-plated layers; the thickness of the first anti-heat-shrinkable layer 6 and the second anti-heat-shrinkable layer 8 is 0.1mm, the nickel-plated materials of the first anti-heat-shrinkable layer 6 and the second anti-heat-shrinkable layer 8 have strong heat stability, the anti-heat-shrinkable capability of the material is improved, the surface of the film can be kept flat during production, the phenomenon of unevenness is avoided, bubbles are inhibited, and meanwhile, when the film body is at a high temperature, the surface of the film body can be effectively prevented from being wrinkled due to shrinkage.

Wherein the high-temperature resistant composite film 701 is a high-temperature resistant polyimide nano composite film; the high-temperature-resistant resin layer 702 is made of high-density polyethylene resin, the high-temperature-resistant resin layer 702 is formed by coating the resin on the surface of a high-temperature-resistant polyolefin film layer in an even coating mode, the high-temperature-resistant resin layer 702 can effectively enhance the thermal stability of the film body, and the high-temperature-resistant polyimide nano composite film can assist in enhancing the temperature resistance of the film body.

Wherein, two hydrophobic and oleophobic nanometer coating 10 are made by coating super hydrophobic and oleophobic nanometer self-cleaning coating, and super hydrophobic and oleophobic nanometer self-cleaning coating is the existing coating, and the description is omitted here.

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

1. The utility model provides a temperature resistance even high roughness PET membrane, includes PET base member (1), its characterized in that:

the upper surface and the lower surface of the PET matrix (1) are coated with UA resin glue layers (2) in an adhesive manner; the upper surface of the PET matrix (1) is connected with an upper nylon layer (3) through a UA resin adhesive layer (2) in an adhesive mode; the lower surface of the PET matrix (1) is glued with a lower nylon layer (4) through a UA resin glue layer (2); the top surface of the upper nylon layer (3) is connected with a ceramic fiber heat insulation film (5) through an adhesive in an adhesive bonding mode; the bottom surface of the lower nylon layer (4) is connected with a first heat-resistant shrinkage layer (6) through adhesive in an adhesive bonding mode; the top surface of the ceramic fiber heat insulation film (5) is coated with a temperature-resistant composite layer (7) by glue; the top surface of the temperature-resistant composite layer (7) is connected with a second heat-resistant shrinkage layer (8); the top surface of the second heat-resistant shrinkage layer (8) and the bottom surface of the first heat-resistant shrinkage layer (6) are both connected with a TPU adhesive coating (9); the outer surfaces of the two TPU glue coatings (9) are sprayed with hydrophobic and oleophobic nano coatings (10);

the temperature-resistant composite layer (7) comprises a high-temperature-resistant composite film (701) and a high-temperature-resistant resin layer (702) which are sequentially connected from top to bottom.

2. The PET film with uniform temperature resistance and high flatness of claim 1, wherein the UA resin adhesive layer (2) is made of UA transparent resin adhesive; the thickness range of the PET matrix (1) is 0.5-1 mm; the thickness ranges of the upper nylon layer (3) and the lower nylon layer (4) are both 0.15-0.25 mm.

3. The PET film with uniform temperature resistance and high flatness as claimed in claim 1, wherein the upper nylon layer (3) and the lower nylon layer (4) are both made of transparent nylon particles through hot melting; the first heat-resistant shrinkage layer (6) and the second heat-resistant shrinkage layer (8) are both nickel-plated layers; the thickness of the first heat-resistant shrinkable layer (6) and the second heat-resistant shrinkable layer (8) ranges from 0.1mm to 0.2 mm.

4. The PET film with uniform temperature resistance and high flatness as claimed in claim 1, wherein the high temperature resistant composite film (701) is a high temperature resistant polyimide nano composite film; the high-temperature-resistant resin layer (702) is made of high-density polyethylene resin.

5. The PET film with uniform temperature resistance and high flatness according to claim 1, characterized in that both the hydrophobic and oleophobic nano-coatings (10) are made of super hydrophobic and oleophobic nano self-cleaning coating.