CN214115415U

CN214115415U - PET release film with good adsorptivity

Info

Publication number: CN214115415U
Application number: CN202022342532.7U
Authority: CN
Inventors: 林正雷; 张启松; 张连占; 汪为利; 单祥年
Original assignee: Yancheng Zhengzhi New Material Co ltd
Current assignee: Yancheng Zhengzhi New Material Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-09-03
Anticipated expiration: 2030-10-20

Abstract

The utility model belongs to the technical field of PET is from the type membrane, especially is a PET that adsorptivity is good from type membrane, leave type membrane and second floor PET from the type membrane including PET from type membrane base member, first layer PET from type membrane and second floor PET from the attached top and the bottom of type membrane base member of type membrane subsection from type membrane, PET is provided with polylactic acid reinforcing film layer from the inside of type membrane base member, PET has laid the adsorbed layer from the bottom of type membrane base member, second floor PET is laid the bottom at the adsorbed layer from the type membrane. The utility model discloses guarantee this PET and obtain improving from type membrane bonding strength performance for PET is better from the adsorption efficiency of type membrane, and joint strength is high, avoids making the multilayer PET to produce fracture and separation condition from the type membrane simultaneously, has not only improved PET from the life of type membrane, has also improved PET from the quality of type membrane.

Description

PET release film with good adsorptivity

Technical Field

The utility model relates to a PET specifically is a PET that adsorptivity is good from type membrane technical field.

Background

The PET release film is a material commonly used for thermal transfer printing, the substrate is PET, and the PET release film is also called a silicon oil film after being coated with silicon oil. Conventional thicknesses range from 25um to 150 um. The product has good adsorbability and adhesiveness after being subjected to antistatic and scratch-resistant treatment.

The PET release film is also called a PET silicon oil film, namely a layer of silicon oil is coated on the surface of the PET film to reduce the adhesive force on the surface of the PET film and achieve the release effect. Can be divided into a single-sided release film and a double-sided release film. According to the release force, the film can be divided into a light release film, a medium release film and a heavy release film.

There are the following problems:

the PET that uses at present is lower from type membrane adhesion strength to lead to PET to leave the adsorption efficiency of type membrane relatively poor, and PET leaves type membrane bulk strength relatively poor, make multi-layer PET easily produce fracture and separation condition from type membrane, reduced PET from the life of type membrane.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a PET that adsorptivity is good is from type membrane has solved the PET that uses at present and has left type membrane bonding strength lower to it is relatively poor to lead to PET to leave the adsorption efficiency of type membrane, and PET is relatively poor from type membrane bulk strength, makes multi-storied PET produce the fracture and the separation condition from type membrane easily, has reduced PET from the problem of the life of type membrane.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PET that adsorptivity is good is from type membrane, includes that PET leaves type membrane base member, first layer PET from type membrane and second floor PET from type membrane, first layer PET is from type membrane and second floor PET from type membrane subsection attached in PET top and the bottom from type membrane base member, PET is provided with polylactic acid reinforcing film layer from the inside of type membrane base member, PET has laid the adsorbed layer from the bottom of type membrane base member, second floor PET is laid in the bottom of adsorbed layer from type membrane.

As an optimal technical scheme of the utility model, the bottom of PET from the type membrane base member and first layer PET are from the type membrane bottom and have all been laid adsorption plate, two be connected with the connecting strip between the adsorption plate, just the connecting strip runs through polylactic acid reinforcing rete.

As a preferred technical scheme of the utility model, a plurality of spread groove has been seted up to PET from the bottom of type membrane base member, just the top fixedly connected with a plurality of connecting block of adsorbed layer, just the joint is matchd in the spread groove to the connecting block.

As an optimized technical proposal of the utility model, the thickness of the first layer PET release film and the second layer PET release film is between 0.02mm-0.05 mm.

As an optimal technical scheme of the utility model, the adsorbed layer is including water-soluble glue film and OCA optics glue film, OCA optics glue film is laid in the bottom of water-soluble glue film.

As an optimized technical scheme of the utility model, the lower surface bonding of adsorbed layer has the glass fiber material layer.

Compared with the prior art, the utility model provides a PET that adsorptivity is good is from type membrane possesses following beneficial effect:

1. this PET that adsorptivity is good leaves type membrane, through the adhesion mode that utilizes water-soluble glue film and OCA optics glue film to pass through spread groove and connecting block, guarantee this PET and obtain improving from type membrane adhesion strength performance for PET is better from the adsorption efficiency of type membrane, and joint strength is high.

2. This PET that adsorptivity is good is from type membrane is connected fixedly through the connecting strip through two adsorption plates to make difficult peeling or drop between the layer, guaranteed PET and from the bulk strength preferred of type membrane, avoid making the multilayer PET produce the fracture and the separation condition from the type membrane, not only improved PET and from the life of type membrane, also improved PET and from the quality of type membrane.

Drawings

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

FIG. 2 is a schematic view of the connection between two adsorption plates of the present invention;

fig. 3 is a schematic structural diagram of the adsorption layer of the present invention.

In the figure: 1. a first layer of PET release film; 2. a PET release film substrate; 3. a second layer of PET release film; 4. a polylactic acid reinforced film layer; 5. an adsorption plate; 6. a connecting strip; 7. connecting grooves; 8. an adsorption layer; 81. A water-soluble glue layer; 82. an OCA optical adhesive layer; 9. and (4) connecting the blocks.

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. 1-3, in this embodiment: a PET release film with good adsorptivity comprises a PET release film base body 2, a first PET release film 1 and a second PET release film 3, wherein the first PET release film 1 and the second PET release film 3 are respectively attached to the top end and the bottom end of the PET release film base body 2, a polylactic acid reinforced film layer 4 is arranged inside the PET release film base body 2, an adsorption layer 8 is laid at the bottom end of the PET release film base body 2, and the second PET release film 3 is laid at the bottom end of the adsorption layer 8; this PET is from type membrane bonding strength performance obtains improving for PET is better from the adsorption efficiency of type membrane, and joint strength is high, avoids making multilayer PET to produce the fracture and the separation condition from the type membrane simultaneously, has not only improved PET from the life of type membrane, has also improved PET from the quality of type membrane.

In the embodiment, adsorption plates 5 are respectively paved at the bottom end of the PET release film substrate 2 and the bottom end of the first layer of PET release film 1, a connecting strip 6 is connected between the two adsorption plates 5, and the connecting strip 6 penetrates through the polylactic acid reinforced film layer 4; utilize two adsorption plates 5 to lay at PET from the both ends of type membrane base member 2, utilize connecting strip 6 to connect simultaneously and handle to it is stronger to guarantee PET from the wholeness of type membrane base member 2. The bottom end of the PET release film base body 2 is provided with a plurality of connecting grooves 7, the top end of the adsorption layer 8 is fixedly connected with a plurality of connecting blocks 9, and the connecting blocks 9 are clamped in the connecting grooves 7 in a matching mode; the connecting blocks 9 are matched and installed in the connecting grooves 7, so that the connecting strength of the adsorption layer 8 and the PET release film matrix 2 is higher. The thickness of the first layer of PET release film 1 and the second layer of PET release film 3 is 0.02mm-0.05 mm; make first layer PET from type membrane 1 and second floor PET from the thickness of type membrane 3 rational in infrastructure, be convenient for use. The adsorption layer 8 comprises a water-soluble glue layer 81 and an OCA optical glue layer 82, and the OCA optical glue layer 82 is laid at the bottom end of the water-soluble glue layer 81; the water-soluble adhesive layer 81 and the OCA optical adhesive layer 82 can ensure the adsorption performance of the PET release film. The lower surface of the adsorption layer 8 is bonded with a glass fiber material layer; the PET release film connecting structure is stable through the glass fiber material layer.

The utility model discloses a theory of operation and use flow: firstly tear the operation from type membrane 1 and second floor PET release film 3 with the first layer PET of bottom on PET release film base member 2 top at the laminating, through add polylactic acid reinforcing film layer 4 in PET release film base member 2, thereby make PET release film base member 2's bulk strength obtain promoting, utilize water-soluble glue film 81 and OCA optical adhesive layer 82 to pass through spread groove 7 and connecting block 9's bonding mode, not only make the connectivity stronger, PET has also improved the high adsorptivity from type film base member 2, and the glass fiber material layer is fixed in the inside of adsorbed layer 8, make PET release film connection structure firm, connect fixedly through connecting strip 6 through two adsorption plates 5, thereby make difficult skinning or droing between the layer.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a PET that adsorptivity is good is from type membrane, includes that PET is from type membrane base member (2), first layer PET is from type membrane (1) and second floor PET is from type membrane (3), its characterized in that: first layer PET is from type membrane (1) and second floor PET is attached from the top and the bottom of type membrane base member (2) from type membrane (3) subsection PET, PET is provided with polylactic acid reinforcing film layer (4) from the inside of type membrane base member (2), adsorbed layer (8) have been laid to PET from the bottom of type membrane base member (2), second floor PET is laid in the bottom of adsorbed layer (8) from type membrane (3).

2. The PET release film with good adsorptivity according to claim 1, wherein: PET is from the bottom of type membrane base member (2) and first layer PET from type membrane (1) bottom and all has laid adsorption plate (5), two be connected with connecting strip (6) between adsorption plate (5), just polylactic acid reinforcing rete (4) are run through in connecting strip (6).

3. The PET release film with good adsorptivity according to claim 1, wherein: PET has seted up a plurality of spread groove (7) from the bottom of type membrane base member (2), just a plurality of connecting block (9) of the top fixedly connected with of adsorbed layer (8), just connecting block (9) match the joint in spread groove (7).

4. The PET release film with good adsorptivity according to claim 1, wherein: the thickness of the first layer of PET release film (1) and the second layer of PET release film (3) is 0.02mm-0.05 mm.

5. The PET release film with good adsorptivity according to claim 1, wherein: adsorption layer (8) are including water-soluble glue film (81) and OCA optical cement layer (82), OCA optical cement layer (82) are laid in the bottom of water-soluble glue film (81).

6. The PET release film with good adsorptivity according to claim 5, wherein the PET release film comprises: and a glass fiber material layer is bonded on the lower surface of the adsorption layer (8).