CN218025913U

CN218025913U - Silicon-free and fluorine-free release film

Info

Publication number: CN218025913U
Application number: CN202221960603.2U
Authority: CN
Inventors: 丁乔宜; 李浩亮; 胡鱼贵
Original assignee: Shenzhen Ruihua Coating Technology Co ltd
Current assignee: Shenzhen Ruihua Coating Technology Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-13
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to a silicon-free fluoride-free release film technical field, in particular to a silicon-free fluoride-free release film, which comprises a release film main body, wherein the release film main body is wound on a film winding shaft, a plurality of groups of separation lines are arranged on the release film main body at equal distance, and the separation lines are provided with base paper with an easy tearing function; the third adhesive layer incompletely covers the other side face of the base paper main body, and the second adhesive layer incompletely covers one side face of the base paper main body, so that one part of the other side face of the base paper main body has no adhesive force to the outer side of the release film main body, when the whole piece of the release film main body is required to be continuously torn, the position is not tightly attached to the outer side of the release film main body because the position has no adhesive force to the outer side of the release film main body, the position is convenient to tear, and the position is torn, so that people can conveniently tear the whole piece of the release film main body from the release film main body of the whole roll.

Description

Silicon-free and fluorine-free release film

Technical Field

The utility model relates to a no silicon fluoride is from type membrane technical field, specifically is a no silicon fluoride is from type membrane.

Background

The silicon-free release film refers to a film with a distinguishable surface, the release film has no viscosity or slight viscosity after being contacted with a specific material under a limited condition, and in general, in order to increase the release force of the plastic film, the plastic film is subjected to plasma treatment, fluorine coating treatment or silicon coating release agent on the surface layer of the film material, so that the silicon-free release film can show extremely light and stable release force for various organic pressure-sensitive adhesives. According to different required release film release forces and different viscosities of isolation product glue, the release force is correspondingly adjusted, so that the extremely light and stable release force is achieved during stripping.

Present no silicon is from type membrane is most because stronger adhesion leads to can't follow the epaxial tear of spool at the in-process that uses, in order to make no silicon from type membrane can the whole piece from taking off around the axle, generally need with the help of the scissors, but cut out the back, because leave no silicon from type membrane tip and tailor more level and smooth, consequently leave no silicon from type membrane tip attached on the axle, people reuse this no silicon from type membrane when, will hardly discover this no silicon from type membrane tip, even find, because attached closely, people are when revealing no silicon from type membrane tip, easily will not have silicon from type membrane tip and tear the damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a no silicon fluoride is from type membrane to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a silicon-free and fluorine-free release film comprises a release film main body, wherein the release film main body is wound on a film winding shaft, a plurality of groups of separation lines are arranged on the release film main body at equal intervals, and the separation lines are provided with base paper with an easy-tearing function;

the base paper comprises a base paper main body, one side of the base paper main body is provided with a second adhesive layer, the other side of the base paper main body is provided with a third adhesive layer, the second adhesive layer is adhered to the inner side of the release film main body, and the third adhesive layer is adhered to the outer side of the release film main body.

Preferably, include the PET protection film from the type membrane main part, PET protection film lower extreme sets up stand wear and tear layer, and stand wear and tear layer lower extreme sets up the PVC laminating layer, and PVC laminating layer lower extreme sets up anti-dazzle mesh layer, and anti-dazzle mesh layer lower extreme sets up anti-interference superimposed layer, and anti-interference superimposed layer lower extreme sets up PET from the type layer, and PET sets up viscose layer one from type layer lower extreme.

Preferably, the separation lines are composed of two groups of easy-to-tear lines, and the easy-to-tear lines are composed of a plurality of groups of rectangular holes distributed at equal intervals.

Preferably, the third adhesive layer is adhered to the PET protective film.

Preferably, the first adhesive layer between the two groups of easy-to-tear lines is adhered to the second adhesive layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the setting of the easy-tearing lines enables the connection strength between the release film main bodies to be reduced relative to other places, so that when the release film main bodies need to be torn, the release film main bodies are torn along the roll film around the shaft, the whole release film main bodies are separated from the whole roll of release film main bodies until the separation lines are reached, the whole release film main bodies are torn along a group of easy-tearing lines, and the end parts of the whole release film main bodies are separated from the whole roll of release film main bodies;

2. the third adhesive layer incompletely covers the other side face of the base paper main body, and the second adhesive layer incompletely covers one side face of the base paper main body, so that one part of the other side face of the base paper main body has no adhesive force to the outer side of the release film main body, when the whole piece of the release film main body is required to be continuously torn, the position is not tightly attached to the outer side of the release film main body because the position has no adhesive force to the outer side of the release film main body, the position is convenient to tear, and the position is torn, so that people can conveniently tear the whole piece of the release film main body from the release film main body of the whole roll.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a front cross-sectional view of the release film main body and the bottom paper combination of the present invention.

In the figure: 1. a release film main body; 2. winding the film around a shaft; 3. separating lines; 4. base paper; 10. a PET protective film; 11. a wear resistant layer; 12. a PVC laminating layer; 13. an anti-glare layer; 14. an anti-interference superposition layer; 15. a PET release layer; 16. a first adhesive layer; 31. easy-to-tear lines; 30. a rectangular hole; 41. a base paper main body; 42. a second adhesive layer; 43. and a third adhesive 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a silicon-free fluoride-free release film comprises a release film main body 1, wherein the release film main body 1 is wound on a roll film winding shaft 2, a plurality of groups of separation lines 3 are arranged on the release film main body 1 at equal distances, the separation lines 3 are provided with base paper 4 with an easy-tearing function, the separation lines 3 are composed of two groups of easy-tearing lines 31, and the easy-tearing lines 31 are provided with a plurality of groups of rectangular holes 30 distributed at equal intervals, wherein the connection strength between the release film main bodies 1 is reduced relative to other places by setting the easy-tearing lines 31, so that when the release film main body 1 needs to be torn, the release film main body 1 is torn along the roll film winding shaft 2, the whole release film main body 1 is separated from the whole roll of release film main body 1 until the separation lines 3 are reached, the whole release film main body 1 is torn along the group of easy-tearing lines 31, and the end part of the whole release film main body 1 is separated from the whole roll of the release film main body 1;

the backing paper 4 comprises a backing paper main body 41, one side of the backing paper main body 41 is provided with a second adhesive layer 42, the other side of the backing paper main body 41 is provided with a third adhesive layer 43, the second adhesive layer 42 is adhered to the inner side of the release film main body 1, the third adhesive layer 43 is adhered to the outer side of the release film main body 1, the release film main body 1 comprises a PET protective film 10, the lower end of the PET protective film 10 is provided with a wear-resistant layer 11, the lower end of the wear-resistant layer 11 is provided with a PVC adhering layer 12, the lower end of the PVC adhering layer 12 is provided with an anti-dazzling layer 13, the lower end of the anti-dazzling layer 13 is provided with an anti-interference superposed layer 14, the lower end of the anti-interference superposed layer 14 is provided with a PET release layer 15, the lower end of the PET release layer 15 is provided with a first adhesive layer 16, a third adhesive layer 43 is adhered to the PET protective film 10, the first adhesive layer 16 between the two groups of easy-tearing lines 31 is adhered to the second adhesive layer 42, wherein the third adhesive layer 43 does not completely cover the other side surface of the backing paper main body 41, the second adhesive layer 42 does not completely cover one side of the base paper main body 41, so that the other side of the base paper main body 41 has a part which has no adhesive force to the outside of the release film main body 1, when the whole release film main body 1 needs to be continuously torn, because the part has no adhesive force to the outside of the release film main body 1, the part is not tightly attached to the outside of the release film main body 1, thereby being convenient to tear the part, and through tearing the part, thereby being convenient for people to tear the whole release film main body 1 from the whole roll of release film main body 1, when the whole release film main body 1 is separated from the whole roll of release film main body 1, then the whole release film main body 1 is attached to an object, and the part is torn by tearing the part, so that the base paper main body 41 drives one part of the release film main body 1 to be torn along another group of easy-tear lines 31, thereby separating the base paper 4 from the release film main body 1.

When needing to tear from type membrane main part 1, tear from type membrane main part 1 along rolling up membrane axle 2, make the whole piece break away from the whole piece of type membrane main part 1 from type membrane main part 1 of rolling up, until separating line 3 department, the whole piece is torn along a set of easy line 31 of tearing from type membrane main part 1, continue to tear the whole piece when needs from type membrane main part 1, because this department does not have adhesive to the outside of type membrane main part 1, consequently this department is not hugged closely from the type membrane main part 1 outside, through tearing this department, people take off the whole piece from type membrane main part 1 of whole book, after the whole piece is separated from the type membrane main part 1 of whole book from type membrane main part 1, then whole piece of type membrane main part 1 pastes on the object, take off this department, make the body 41 of backing paper drive a part tear along another set of easy line 31 from type membrane main part 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no silicon fluoride is from type membrane, includes from type membrane main part (1), from type membrane main part (1) winding on rolling up membrane spool (2), equidistant line (3) of separating of a plurality of groups that set up on type membrane main part (1), its characterized in that: the separating lines (3) are provided with base paper (4) with an easy-tearing function;

base stock (4) include base stock main part (41), base stock main part (41) one side sets up viscose layer two (42), and base stock main part (41) opposite side sets up viscose layer three (43), viscose layer two (42) adhesion is inboard from type membrane main part (1), viscose layer three (43) adhesion is in the outside from type membrane main part (1).

2. The silicon-free and fluorine-free release film according to claim 1, wherein: include PET protection film (10) from type membrane main part (1), PET protection film (10) lower extreme sets up stand wear and tear layer (11), stand wear and tear layer (11) lower extreme sets up PVC laminating layer (12), PVC laminating layer (12) lower extreme sets up anti-dazzle mesh layer (13), anti-dazzle mesh layer (13) lower extreme sets up anti-interference superimposed layer (14), anti-interference superimposed layer (14) lower extreme sets up PET from type layer (15), PET sets up viscose layer (16) from type layer (15) lower extreme.

3. The silicon-free and fluorine-free release film according to claim 1, wherein: separate line (3) by two sets of lines of easily tearing (31), easily tear line (31) and have rectangular hole (30) that a plurality of sets of equidistance distributed and constitute.

4. The silicon-free and fluorine-free release film according to claim 1, wherein: the third adhesive layer (43) is adhered to the PET protective film (10).

5. The silicon-free and fluorine-free release film according to claim 3, wherein: and a first adhesive layer (16) between the two groups of easy-to-tear lines (31) is adhered with a second adhesive layer (42).