CN215283824U

CN215283824U - Polyester film PET release film not easy to break during peeling

Info

Publication number: CN215283824U
Application number: CN202121072959.8U
Authority: CN
Inventors: 祁祥红
Original assignee: Jiangsu Huierli Electronic Technology Co ltd
Current assignee: Jiangsu Huierli Electronic Technology Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-12-24
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses a polyester film PET release film which is not easy to break during stripping, comprising a release film body, wherein stripping and tearing marked lines are arranged on the surface of the release film body, and the release film body comprises a mirror coating layer; from the type membrane sleeve, it sets up from the inside of type membrane body. This difficult cracked polyester film PET leaves type membrane when peeling off, compare with current device, add special nanometer glass pipe, polyester film PET has improved the hardness of leaving type membrane greatly, can reflect most illumination through mirror coating layer, can avoid arousing that polyester film PET leaves type membrane ageing because of light shines for a long time, peel off through setting up and tear the marking, can make this polyester film PET separate from type membrane along peeling off and tearing the marking and separate, thereby avoid polyester film PET to leave type membrane when carrying out the use, tear the in-process because the atress is uneven, produce uneven fracture mouth, influence polyester film PET leaves the normal use of type membrane.

Description

Polyester film PET release film not easy to break during peeling

Technical Field

The utility model relates to a PET is from type membrane technical field, specifically is a difficult cracked polyester film PET is from type membrane when peeling off.

Background

Release films are films whose surface energy is differentiated, and release films are not sticky or slightly sticky after being contacted with a particular material under limited conditions. The polyester film (PET) is a film material which is prepared by using polyethylene glycol terephthalate as a raw material, preparing a thick sheet by an extrusion method and stretching. Polyester film, environment-friendly film, PET film, milky white film and other printing and packaging consumables are widely used in the glass fiber reinforced plastic industry, building material industry, printing industry and medical and health care industry. The polyester film is also called polyester film, polished section, polyester film, photosensitive paper, polyester film, benzene tin film, cellophane and release film.

The existing polyester film PET release film is not provided with a reserved tear line when being torn, the tear crack is uneven at the tearing position, the tearing position is not broken at the required position, the hardness of the polyester film PET release film is low, the problem that the PET release film is broken easily occurs, and therefore the polyester film PET release film which is not easy to break during peeling is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a difficult cracked polyester film PET leaves type membrane when peeling off to propose polyester film PET in solving above-mentioned background art and leave type membrane, when tearing, owing to do not reserve the tear line, the department crack that tears appears inequality, does not locate the fracture in needs, and polyester film PET is lower from the hardness of type membrane, and PET appears easily from the cracked problem of type membrane.

In order to achieve the above object, the utility model provides a following technical scheme: a PET release film which is not easy to break when peeled off comprises:

the release film comprises a release film body, wherein the surface of the release film body is provided with a stripping and tearing mark line, and the release film body comprises a mirror-surface coating layer;

from the type membrane sleeve, it sets up from the inside of type membrane body.

Preferably, peel off and tear the marking along the surperficial equidistance evenly distributed from the type membrane body, peel off and tear the marking and be rectangular structure, run through in the inside from the type membrane body from the type membrane sleeve.

Preferably, the mirror coating layer is further provided with:

the resin layer is arranged at the lower end of the mirror surface coating layer;

the polyester film layer is arranged at the lower end of the resin layer, a reinforced base layer is arranged inside the polyester film layer, and a glass fiber conduit is arranged inside the reinforced base layer.

Preferably, the mirror coating layer is uniformly coated outside the resin layer, the resin layer is bonded with the polyester film layer, and the polyester film layer is symmetrical with the reinforcing base layer.

Preferably, the diameter of the glass fiber conduit is 0.1nm, the glass fiber conduit is uniformly distributed along the inner part of the reinforced base layer at equal intervals, the glass fiber conduit penetrates through the inner part of the reinforced base layer, and the glass fiber conduit and the peeling tearing marked line are perpendicular to each other.

Preferably, the polyester film layer is further provided with:

the adhesive layer is arranged at the lower end of the polyester film layer;

and the silicone oil release layer is fixed at the lower end of the viscose layer.

Preferably, the polyester film layer is in adhesive connection with the silicone oil release layer through the adhesive layer, and the lower end face of the silicone oil release layer is a smooth plane.

Compared with the prior art, the utility model provides a difficult cracked polyester film PET leaves type membrane when peeling off possesses following beneficial effect: this difficult cracked polyester film PET leaves the type membrane when peeling off, adds special nanometer glass pipe, has improved polyester film PET greatly and has left the hardness of type membrane, makes polyester film PET leave the type membrane be difficult to follow polyester film PET when peeling off and leaves type membrane surface fracture, but prolongs to peel off and tear the marking and tear smoothly and tear, can reflect most illumination through mirror coating layer simultaneously, can avoid arousing that polyester film PET from type membrane is ageing because of light shines for a long time.

1. The utility model discloses a peeling and tearing marking that sets up can make this polyester film PET release film separate along peeling and tearing marking to avoid polyester film PET release film when using, because the atress is uneven in the process of tearing, produce uneven fracture mouth, influence the normal use of polyester film PET release film, peel off and tear the middle fracture mouth that is of marking, directly tear peeling and tearing marking department, can separate polyester film PET release film; the resin layer can increase the adhesion degree between the mirror surface coating layer and the polyester film layer, and prevent the mirror surface coating layer from being separated from the polyester film layer in a long-term illumination environment, and the resin layer has higher strength, so that the toughness of the polyester film PET release film can be improved, and the polyester film PET release film is prevented from being damaged;

2. the utility model can reflect the light received by the surface through the arranged mirror coating layer, improve the reflectivity and simultaneously reduce the light transmittance, thereby playing a protection role and prolonging the service life of the PET release film of the polyester film under the irradiation of the light; through the arranged nano-scale glass fiber conduit, the strength of the polyester film PET release film can be increased while the light transmittance of the polyester film PET release film is not influenced, the damage of the polyester film PET release film during peeling is avoided, and the thickness and the use feeling of the polyester film PET release film are not increased;

3. the utility model can bond the polyester film layer and the silicon oil release layer through the arranged viscose layer, and avoid the silicon oil release layer from falling off; the silicone oil release layer can enable the multiple polyester film layers to be mutually bonded.

Drawings

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

FIG. 2 is a schematic view of a cross-sectional structure of the release film body of the present invention;

fig. 3 is a schematic perspective view of the reinforced base layer of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a release film body; 2. stripping the tearing mark line; 3. a release film sleeve; 4. mirror surface coating; 5. a resin layer; 6. a polyester film layer; 7. reinforcing the base layer; 8. an adhesive layer; 9. a silicone oil release layer; 10. a fiberglass conduit.

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.

As shown in fig. 1, a polyester film PET release film which is not easily broken when peeled comprises: the release film comprises a release film body 1, wherein a stripping and tearing mark line 2 is arranged on the surface of the release film body 1, and the release film body 1 comprises a mirror-surface coating layer 4; through the arranged mirror surface coating layer 4, the light received on the surface can be reflected, the reflectivity is improved, meanwhile, the light transmittance is reduced, so that the protective effect is achieved, the service life of the polyester film PET release film under the light irradiation is prolonged, the release film sleeve 3 is arranged inside the release film body 1, the peeling tearing mark lines 2 are uniformly distributed along the surface of the release film body 1 at equal intervals, the peeling tearing mark lines 2 are of a rectangular structure, the release film sleeve 3 penetrates through the inside of the release film body 1, the polyester film PET release film can be separated along the peeling tearing mark lines 2 through the arranged peeling tearing mark lines 2, and therefore, the problem that the polyester film PET release film is uneven in the middle of the peeling tearing mark lines 2 due to stress in the tearing process when the polyester film PET release film is used is avoided, irregular fracture openings are generated in the tearing process, the normal use of the polyester film PET release film is influenced, and directly tearing and peeling the tearing mark 2 to separate the PET release film of the polyester film.

As shown in fig. 2, a polyester film PET release film which is not easily broken when peeled comprises: a resin layer 5 arranged at the lower end of the mirror-surface coating layer 4; the polyester film layer 6 is arranged at the lower end of the resin layer 5, the reinforcing base layer 7 is arranged inside the polyester film layer 6, the mirror coating layer 4 is uniformly coated outside the resin layer 5, the resin layer 5 is in adhesive connection with the polyester film layer 6, the adhesion degree between the mirror coating layer 4 and the polyester film layer 6 can be increased through the arranged resin layer 5, the mirror coating layer 4 is prevented from being separated from the polyester film layer 6 in a long-term illumination environment, the resin layer 5 has higher strength, the toughness of the polyester film PET release film can be improved, and the polyester film PET release film is prevented from being damaged; the polyester film layer 6 is symmetrical with the reinforced base layer 7, and the adhesive layer 8 is arranged at the lower end of the polyester film layer 6; silicone oil is from type layer 9, and it is fixed at the lower extreme of viscose layer 8, through the viscose layer 8 that sets up, can make polyester film layer 6 and silicone oil from carrying out bonding between the type layer 9, avoids silicone oil to drop from type layer 9, and polyester film layer 6 is connected for the bonding through viscose layer 8 and silicone oil from between the type layer 9, and silicone oil is smooth plane from the lower terminal surface on type layer 9, can make multilayer polyester film layer 6 adhere each other from type layer 9 through the silicone oil that sets up.

As shown in fig. 3 to 4, a polyester film PET release film which is not easily broken when peeled comprises: consolidate basic unit 7's inside and be provided with glass fiber pipe 10, glass fiber pipe 10's diameter is 0.1nm, glass fiber pipe 10 is along consolidating basic unit 7's inside equidistance evenly distributed, and glass fiber pipe 10 runs through the inside at consolidating basic unit 7, and glass fiber pipe 10 with peel off and tear 2 mutually perpendicular of marking, through the nanometer glass fiber pipe 10 that sets up, can not influence polyester film PET when leaving the type membrane light transmissivity, increase polyester film PET and leave the intensity of type membrane, avoid polyester film PET to leave the type membrane when peeling off, take place the damage, can not increase polyester film PET simultaneously and leave the thickness and the use of type membrane and feel.

The working principle is as follows: when the polyester film PET release film which is not easy to break during peeling is used, firstly, the release film body 1 can be sequentially torn through the arranged peeling and tearing mark lines 2, and the release film body 1 can be completely separated, so that uneven cracks are avoided during separation; secondly, the mirror surface coating layer 4 serves as the topmost layer and can reflect light rays to prevent the release film body 1 from aging caused by direct light rays, and the resin layer 5 in the release film body can improve the adhesion degree between the mirror surface coating layer 4 and the polyester film layer 6 and can improve the toughness of the release film body 1; then, the glass fiber conduit 10 inside the reinforcing base layer 7 can improve the overall strength of the release film body 1, and the release film body 1 is prevented from being damaged and broken; finally, the silicone oil release layer 9 can enable the release film body 1 to smoothly carry out rapid glass with other smooth objects, which is the working principle of the polyester film PET release film which is not easy to break during peeling.

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. A PET release film which is not easy to break when peeled off is characterized by comprising:

the release film comprises a release film body (1), wherein a peeling tearing marking (2) is arranged on the surface of the release film body (1), and the release film body (1) comprises a mirror-surface coating layer (4);

a release film sleeve (3) disposed inside the release film body (1).

2. The PET release film which is not easy to break during peeling of the PET release film according to claim 1, wherein the peeling tear marks (2) are uniformly distributed along the surface of the release film body (1) at equal intervals, the peeling tear marks (2) are rectangular, and the release film sleeve (3) penetrates through the inside of the release film body (1).

3. The PET release film which is not easy to break when peeled off as claimed in claim 1, wherein the mirror coating layer (4) is further provided with:

a resin layer (5) provided at the lower end of the mirror-surface-coated layer (4);

the polyester film layer (6) is arranged at the lower end of the resin layer (5), a reinforced base layer (7) is arranged inside the polyester film layer (6), and a glass fiber guide pipe (10) is arranged inside the reinforced base layer (7).

4. The PET release film which is not easily broken when peeled off according to claim 3, wherein the mirror coating layer (4) is uniformly coated on the outside of the resin layer (5), the resin layer (5) and the polyester film layer (6) are bonded, and the polyester film layers (6) are symmetrical with each other with respect to the reinforcing base layer (7).

5. The PET release film which is not easy to break when peeled off is characterized in that the diameter of the glass fiber conduit (10) is 0.1nm, the glass fiber conduit (10) is uniformly distributed along the inner part of the reinforced base layer (7) at equal intervals, the glass fiber conduit (10) penetrates through the inner part of the reinforced base layer (7), and the glass fiber conduit (10) and the peeling tear mark line (2) are perpendicular to each other.

6. The PET release film which is not easy to break when peeled off according to claim 3, wherein the polyester film layer (6) is further provided with:

the adhesive layer (8) is arranged at the lower end of the polyester film layer (6);

and the silicone oil release layer (9) is fixed at the lower end of the viscose layer (8).

7. The PET release film which is not easy to break during peeling of the PET release film according to claim 6, wherein the PET release film layer (6) is in adhesive connection with the silicone oil release layer (9) through an adhesive layer (8), and the lower end surface of the silicone oil release layer (9) is a smooth plane.