CN219099048U

CN219099048U - Release film convenient to strip

Info

Publication number: CN219099048U
Application number: CN202223388930.8U
Authority: CN
Inventors: 钱晓春
Original assignee: Suzhou Meiailun New Material Technology Co ltd
Current assignee: Suzhou Meiailun New Material Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-30
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a release film convenient to strip, which comprises a release film and a glue coating layer coated on the bottom surface of the release film, wherein the release film is formed by compounding a PET (polyethylene terephthalate) base film and a PET lining film which are overlapped and distributed up and down, a plurality of hole grooves which are tiled and covered and distributed are formed in the PET lining film along the plane of the PET lining film, and a plurality of hole lines are respectively arranged at the bottom of the PET base film and in the hole grooves. This conveniently peel off from type membrane, through improving traditional individual layer from type membrane structure, the PET base film that is upper and lower coincide distribution and PET lining film complex forms from type membrane of bilayer structure, the PET membrane is mainly played the isolation protection function as the outer coating, and laminate in PET lining layer of PET base film bottom surface as supplementary structure of peeling off, when peeling off the protected article surface from type membrane, can upwards flip with the help of the PET lining film and drive the PET base film and tear and be separated from the protected article surface, realize the convenient operation of peeling off from type membrane.

Description

Release film convenient to strip

Technical Field

The utility model relates to the technical field of release films, in particular to a release film convenient to strip.

Background

The release film is prepared by plasma treatment, fluorine coating treatment, or silicon coating release agent on the outer surface of the film material layer to increase the release force of the outer surface of the plastic film layer such as PET, PE, OPP.

In the use process of the release film, the bottom surface of the release film is often coated with glue to realize the covering and laminating of the release film, so that the functions of isolation and protection are realized, and the traditional glue coating is usually fully paved on the bottom surface of the release film, so that the release film is inconvenient to tear away, and therefore, the release film convenient to peel is designed to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a release film convenient to peel, and solves the problem that the release film is inconvenient to tear due to the fact that the traditional adhesive coating is normally fully paved on the bottom surface of the release film.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a release film convenient to be stripped, which comprises a release film and a gluing layer coated on the bottom surface of the release film,

the release film is formed by compounding a PET (polyethylene terephthalate) base film and a PET lining film which are overlapped up and down, a plurality of hole grooves which are tiled and covered are formed in the PET lining film along the plane of the PET lining film, and a plurality of hole-shaped lines are respectively arranged at the bottom of the PET base film and in the hole grooves.

Preferably, the hole-shaped lines are of regular hexagon structure, the hole grooves are matched with the hole-shaped lines in shape and are distributed coaxially, and a plurality of the hole grooves form honeycomb structures on the PET lining film.

Preferably, the PET lining film is formed by splicing a plurality of sheet films which are spliced end to end in sequence along the length direction of the PET base film.

Preferably, the PET lining film further comprises two strakes which are respectively positioned at two sides of the PET lining film and are both compounded on the bottom surface of the PET base film, and the two strakes are both distributed along the length direction of the PET base film.

Preferably, the hole-shaped lines are formed by hot pressing, the thickness of the hole-shaped lines is not lower than that of the PET lining film, and the bottom surfaces of the two side strips are flush with the bottom surfaces of the hole-shaped lines.

Preferably, the bottom surfaces of the two side strips are provided with a plurality of arc grooves which are uniformly distributed at equal intervals along the length direction.

Advantageous effects

The utility model provides a release film convenient to peel. Compared with the prior art, the method has the following beneficial effects:

this conveniently peel off from type membrane, through improving traditional individual layer from type membrane structure, the use is upper and lower coincide PET base film that distributes and PET lining film complex form from type membrane of bilayer structure, the PET membrane is mainly played the isolation protection function as the outer envelope, and laminate in PET lining layer of PET base film bottom surface as supplementary structure of peeling off, when peeling off the protected article surface from type membrane, can upwards flip with the help of the PET lining film and drive the PET base film and tear and be separated from the protected article surface, thereby realize from the convenient operation of peeling off of type membrane on a large scale.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a split structure of the present utility model;

FIG. 3 is a schematic structural view of a release film according to the present utility model;

FIG. 4 is a schematic diagram of a separation structure of a release film according to the present utility model;

in the figure: 1. a release film; 2. coating an adhesive layer; 3. a PET base film; 4. a PET lining film; 5. a hole groove; 6. hole-shaped lines; 7. a sheet-like film; 8. edge strips; 9. an arc-shaped groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a convenient release liner that peels off, includes from release liner 1 and coats in the rubber coating layer 2 from release liner 1 bottom surface, from release liner 1 by be upper and lower coincide PET base film 3 and PET lining film 4 complex of distribution form, PET lining film 4 has seted up a plurality of hole groove 5 that are tiling cover distribution on its plane, PET base film 3 bottom just is equipped with a plurality of hole form line 6 respectively in a plurality of hole groove 5.

Based on the setting of above-mentioned structure, this convenient release film that peels off comprises release film 1 and rubber coating layer 2, wherein, rubber coating layer 2 coats in the bottom surface from release film 1, in order to realize from release film 1 laminating bonding in the surface of protected article, specifically, in the tearing off process from release film 1, can drive tearing off of PET basic film 3 through upwards tearing PET inner liner film 4, thereby accomplish whole release film 1's peeling off, this convenient release film that peels off, through improving traditional individual layer release film structure, utilize and be upper and lower coincide distributed PET basic film 3 and PET inner liner film 4 composite form bilayer structure's release film 1, PET basic film 3 plays the isolation and protection function as outer jacket, and laminate in PET inner liner 4 of PET basic film 3 bottom surface as supplementary peeling structure, when peeling off release film 1 is peeled off protected article surface, can upwards turn over with the help of PET inner liner film 4 and drive the tearing off from the surface of protected article, thereby realize the convenient operation that release film 1 is on a large scale.

Further, the hole-shaped lines 6 are regular hexagonal structures, the hole grooves 5 are matched with the hole-shaped lines 6 in shape and are coaxially distributed, and a plurality of hole grooves 5 form honeycomb structures on the PET lining film 4. The hole-shaped lines 6 with the regular hexagon structure are adopted, so that the hole grooves 5 which are enclosed outside and matched with the hole-shaped lines are of a regular hexagon through hole structure, the PET lining film 4 is in a honeycomb structure, sufficient supporting strength is provided for the PET base film 3, and meanwhile, the integral structural strength of the PET lining film 4 is improved.

Further, the PET lining film 4 is formed by splicing a plurality of sheet films 7 which are spliced end to end in sequence along the length direction of the PET base film 3. Preferably, the PET lining film 4 is cut to form a plurality of sheet-like films 7, which is advantageous for the operator to perform the stepwise peeling work in a lump when peeling work is performed on the release film 1 having a large area.

Further, the PET lining film comprises two side strips 8 which are respectively positioned on two sides of the PET lining film 4 and are both compounded on the bottom surface of the PET base film 3, and the two side strips 8 are both distributed along the length direction of the PET base film 3. Wherein, two strakes 8 are used for guaranteeing from membrane 1 both sides side and protected article laminating degree.

Further, the hole-shaped grains 6 are formed by hot pressing, the thickness of the hole-shaped grains 6 is not lower than that of the PET lining film 4, and the bottom surfaces of the two side strips 8 are flush with the bottom surface of the hole-shaped grains 6. Wherein, the rubber coating layer 2 coats in hole form line 6 bottom surface and 8 bottoms surfaces of strake, because hole form line 6 is hollow out construction, can avoid from 1 bottom surface whole face of membrane to bond in protected article surface.

Further, a plurality of arc-shaped grooves 9 which are uniformly distributed at equal distances are formed in the bottom surfaces of the two side strips 8 along the length direction. Preferably, a plurality of arc grooves 9 are formed in the bottom of the edge strip 8, so that the edge strip 8 can be turned up conveniently, and the PET lining film 4 can be exposed conveniently, and the auxiliary stripping operation can be performed through the PET lining film 4.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a release film convenient to peel off which characterized in that: comprises a release film (1) and a gluing layer (2) coated on the bottom surface of the release film (1);

the release film (1) is formed by compounding a PET base film (3) and a PET lining film (4) which are overlapped up and down, a plurality of hole grooves (5) which are tiled and covered and distributed are formed in the PET lining film (4) along the plane of the PET lining film, and a plurality of hole lines (6) are respectively arranged at the bottom of the PET base film (3) and in the plurality of hole grooves (5).

2. The release film for facilitating peeling of claim 1, wherein: the hole-shaped lines (6) are of regular hexagon structures, the hole grooves (5) are matched with the hole-shaped lines (6) in shape and are distributed coaxially, and a plurality of hole grooves (5) form honeycomb structures on the PET lining film (4).

3. The release film for facilitating peeling of claim 1, wherein: the PET lining film (4) is formed by splicing a plurality of sheet films (7) which are spliced end to end in sequence along the length direction of the PET base film (3).

4. The release film for facilitating peeling of claim 1, wherein: the PET lining film is characterized by further comprising two side strips (8) which are respectively positioned at two sides of the PET lining film (4) and are both compounded on the bottom surface of the PET base film (3), wherein the two side strips (8) are both distributed along the length direction of the PET base film (3).

5. The release film for facilitating peeling of claim 4, wherein: the hole-shaped lines (6) are formed by hot pressing, the thickness of the hole-shaped lines (6) is not lower than that of the PET lining film (4), and the bottom surfaces of the two side strips (8) are flush with the bottom surface of the hole-shaped lines (6).

6. The release film for facilitating peeling of claim 4, wherein: the bottoms of the two side strips (8) are provided with a plurality of arc-shaped grooves (9) which are uniformly distributed at equal intervals along the length direction.