CN215627746U

CN215627746U - Thermal-insulated EVA protection film

Info

Publication number: CN215627746U
Application number: CN202121455940.1U
Authority: CN
Inventors: 李健
Original assignee: Guangzhou Sanhua Technology Co ltd
Current assignee: Guangzhou Sanhua Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-25
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a heat-insulation EVA (ethylene vinyl acetate) protective film, which comprises an EVA protective film body, wherein the EVA protective film body comprises a protective layer, an EVA base layer, a pressure-sensitive adhesive pasting layer and a release paper layer, the protective layer is arranged on the upper surface of the EVA base layer, the pressure-sensitive adhesive pasting layer is arranged on the lower surface of the EVA base layer, the release paper layer is arranged on the lower surface of the pressure-sensitive adhesive pasting layer, the protective layer comprises an anti-static coating, a scratch-resistant layer, a waterproof layer, a fire-resistant layer, a heat-insulating layer, a first oval cavity and a second oval cavity, the anti-static coating, the scratch-resistant layer, the waterproof layer, the fire-resistant layer and the heat-insulating layer are sequentially arranged from top to bottom, the first oval cavity is arranged inside the waterproof layer, and the second oval cavity is arranged inside the fire-resistant layer. The utility model has strong functionality, can effectively play the effects of dust adsorption prevention, scratch resistance, water resistance, fire resistance, heat insulation and impact resistance, improves the protection property and the service life, and has strong practicability.

Description

Thermal-insulated EVA protection film

Technical Field

The utility model relates to the technical field of EVA films, in particular to a heat-insulating EVA protective film.

Background

EVA is copolymerized by ethylene and acetic acid, and has the Chinese cultural name: ethylene-vinyl acetate copolymer (ethylene-vinyl acetate copolymer), chemical name in english: ethylene Vinyl Acetate Copolymer. The EVA has quite wide application field, the annual market consumption of China is continuously increased, and the EVA is particularly applied to the shoe soles and interior materials of middle-high-grade travel shoes, climbing shoes, slippers and sandals in the shoe manufacturing industry; with the development of electronic products, new things and new technologies are continuously updated for electronic products, but in the process, the support of each new material is not separated.

However, the existing EVA protective film has single functionality, only has single waterproof and fireproof effects, is easy to damage when being impacted by the outside, has low impact resistance, is easy to have static electricity, and is easy to adsorb external dust to influence the appearance; therefore, the existing use requirements are not satisfied.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat-insulating EVA protective film to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a thermal-insulated EVA protection film, includes EVA protection film body, EVA protection film body includes that protective layer, EVA basic unit, pressure-sensitive adhesive paste the layer and leave type ply, the upper surface at EVA basic unit is installed to the protective layer, the lower surface mounting of EVA basic unit has pressure-sensitive adhesive to paste the layer, the lower surface that pressure-sensitive adhesive pasted the layer is provided with from type ply, the protective layer is including preventing static coating, resistant layer, waterproof layer, flame retardant coating, insulating layer, first oval cavity and the oval cavity of second of drawing, prevent static coating, resistant layer, waterproof layer, flame retardant coating and the insulating layer from the top down set gradually of drawing, the inside of waterproof layer is provided with first oval cavity, the inside of flame retardant coating is provided with the oval cavity of second.

Preferably, the heat insulation layer on the protective layer is arranged on the upper surface of the EVA base layer, and the heat insulation layer and the EVA base layer are connected through seamless adhesion of a nano adhesive.

Preferably, the first elliptical cavity and the second elliptical cavity are distributed in a staggered manner.

Preferably, the scratch-resistant layer and the waterproof layer are connected through a nano adhesive in a seamless bonding mode.

Preferably, the waterproof layer and the fire-resistant layer are connected through a nano adhesive in a seamless bonding mode.

Preferably, the fire-resistant layer and the heat-insulating layer are connected through a nano adhesive in a seamless bonding mode.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has the effects of water resistance, fire resistance and heat insulation by the arrangement of the waterproof layer, the fireproof layer and the heat insulation layer, the utility model can play a role of static electricity resistance by the arrangement of the static electricity resistance coating, prevents external dust from being adsorbed on the utility model, improves the cleanness of the appearance, has certain scratch resistance by the arrangement of the scratch resistance layer, avoids the damage of the utility model after being scratched by the outside, prolongs the service life of the utility model, has the buffering effect by the matching arrangement of the first oval cavity and the second oval cavity, avoids the damage of the utility model after being impacted by the outside, further prolongs the service life of the utility model, has strong functionality, and can effectively play the roles of dust resistance, scratch resistance, water resistance, fire resistance, heat insulation and impact resistance, the protection performance is improved, the service life is prolonged, and the practicability is high.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of a protective layer of the present invention.

In the figure: 1. an EVA protective film body; 11. a protective layer; 1101. an antistatic coating; 1102. a scratch resistant layer; 1103. a waterproof layer; 1104. a refractory layer; 1105. a thermal insulation layer; 1106. a first elliptical cavity; 1107. a second elliptical cavity; 12. an EVA base layer; 13. a pressure sensitive adhesive bonding layer; 14. and (7) a release paper layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, an embodiment of the present invention is shown: a heat insulation EVA protective film comprises an EVA protective film body 1, the EVA protective film body 1 comprises a protective layer 11, an EVA base layer 12, a pressure-sensitive adhesive pasting layer 13 and a release paper layer 14, the protective layer 11 is installed on the upper surface of the EVA base layer 12, the pressure-sensitive adhesive pasting layer 13 is installed on the lower surface of the EVA base layer 12, the release paper layer 14 is arranged on the lower surface of the pressure-sensitive adhesive pasting layer 13, the protective layer 11 comprises an antistatic coating 1101, a scratch-resistant layer 1102, a waterproof layer 1103, a flame-retardant layer 1104, a heat-insulating layer 1105, a first oval cavity 1106 and a second oval cavity 1107, the antistatic coating 1101, the scratch-resistant layer 1102, the waterproof layer 1103, the flame-retardant layer 1104 and the heat-insulating layer 1105 are sequentially arranged from top to bottom, the first oval cavity 1106 is arranged inside the waterproof layer 1103, the second oval cavity 1107 is arranged inside the flame-retardant layer 1104, the heat-insulating layer 1105 on the protective layer 11 is arranged on the upper surface of the EVA base layer 12, and the heat-insulating layer 1105 is in seamless bonding connection with the EVA base layer 12 through a nano adhesive, the first elliptical cavity 1106 and the second elliptical cavity 1107 are distributed in a staggered manner, the scratch-resistant layer 1102 and the waterproof layer 1103 are in seamless adhesion connection through a nano adhesive, the waterproof layer 1103 and the fire-resistant layer 1104 are in seamless adhesion connection through a nano adhesive, and the fire-resistant layer 1104 and the thermal insulation layer 1105 are in seamless adhesion connection through a nano adhesive.

The working principle is as follows: the waterproof layer 1103, the fireproof layer 1104 and the heat insulation layer 1105 are arranged to achieve waterproof, fireproof and heat insulation effects, the antistatic coating 1101 is arranged to achieve an antistatic effect, external dust is prevented from being adsorbed on the waterproof layer, cleanness of appearance is improved, the scratch-resistant layer 1102 is arranged to achieve certain scratch resistance, damage caused by external scratch is avoided, the service life of the waterproof layer is prolonged, the first oval cavity 1106 and the second oval cavity 1107 are arranged in a matched mode to achieve a buffering effect, damage caused by external impact is avoided, the service life of the waterproof layer is further prolonged, and the waterproof layer 1103 is high in functionality and capable of effectively achieving dustproof, scratch-resistant, waterproof and heat insulation effects, The fireproof, heat-insulating and impact-resistant effects improve the protection performance and the service life, and the practicability is high.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a thermal-insulated EVA protection film, includes EVA protection film body (1), its characterized in that: the EVA protective film body (1) comprises a protective layer (11), an EVA base layer (12), a pressure-sensitive adhesive pasting layer (13) and a release paper layer (14), wherein the protective layer (11) is installed on the upper surface of the EVA base layer (12), the pressure-sensitive adhesive pasting layer (13) is installed on the lower surface of the EVA base layer (12), the release paper layer (14) is arranged on the lower surface of the pressure-sensitive adhesive pasting layer (13), the protective layer (11) comprises an antistatic coating (1101), a scratch-resistant layer (1102), a waterproof layer (1103), a fire-resistant layer (1104), a thermal-insulating layer (1105), a first oval cavity (1106) and a second oval cavity (1107), the antistatic coating (1101), the scratch-resistant layer (1102), the waterproof layer (1103), the fire-resistant layer (1104) and the thermal-insulating layer (1105) are sequentially arranged from top to bottom, and the first oval cavity (1106) is arranged inside the waterproof layer (1103), and a second elliptical cavity (1107) is arranged in the refractory layer (1104).

2. The protective film of insulating EVA according to claim 1, characterized in that: the heat insulation layer (1105) on the protective layer (11) is arranged on the upper surface of the EVA base layer (12), and the heat insulation layer (1105) is in seamless adhesion connection with the EVA base layer (12) through a nanometer adhesive.

3. The protective film of insulating EVA according to claim 1, characterized in that: the first oval cavity (1106) and the second oval cavity (1107) are distributed in a staggered mode.

4. The protective film of insulating EVA according to claim 1, characterized in that: the scratch-resistant layer (1102) and the waterproof layer (1103) are connected through a nano adhesive in a seamless bonding mode.

5. The protective film of insulating EVA according to claim 1, characterized in that: the waterproof layer (1103) and the fireproof layer (1104) are in seamless bonding connection through a nano adhesive.

6. The protective film of insulating EVA according to claim 1, characterized in that: the fire-resistant layer (1104) and the heat insulation layer (1105) are in seamless bonding connection through a nanometer adhesive.