CN215365568U

CN215365568U - Easily-stripped polymer double-sided adhesive tape

Info

Publication number: CN215365568U
Application number: CN202121763001.3U
Authority: CN
Inventors: 陈庆华
Original assignee: Chongqing Xindike Technology Co ltd
Current assignee: Chongqing Xindike Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-31
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an easy-to-peel polymer double-sided adhesive tape; the adhesive comprises a substrate layer in the middle, wherein the upper surface and the lower surface of the substrate layer are respectively coated with a high-viscosity glue layer; release films are respectively stuck on the surfaces of the high-viscosity glue layers; the release film is divided into an upper layer and a lower layer, the edges of the upper release film and the lower release film are bonded together, and the substrate layer and the high-viscosity glue layer are coated by the upper release film and the lower release film so as to protect the edges; the phenomenon that the whole viscosity of the edge of the adhesive layer of the adhesive tape is poor due to more dust adhesion is avoided; and a wire cutting and notching end for stripping is formed on the release film. The utility model can realize the stripping of the release film through the cut end of the broken line. A plurality of bulges are formed on the upper surface and the lower surface of the base material layer; thereby increasing the binding force between the adhesive glue layer and the substrate layer and preventing the separation.

Description

Easily-stripped polymer double-sided adhesive tape

Technical Field

The utility model relates to the field of double-sided adhesive tapes, in particular to an easily-peeled polymer double-sided adhesive tape.

Background

At present, with the continuous development of various industries, the use of the double-sided adhesive tape is seen everywhere; however, the double-sided adhesive tape is a roll-shaped adhesive tape which is prepared by using paper, cloth and a plastic film as base materials and uniformly coating an elastomer type pressure-sensitive adhesive or a resin type pressure-sensitive adhesive on the base materials, and consists of the base materials, an adhesive, release paper (film) or silicone oil paper. However, most of the existing double-sided tapes are formed by overlapping the existing material layers, and the overall performance is poor; however, most double-sided adhesive tapes have the following defects; (1) the existing double-sided adhesive tape is inconvenient to peel off a release film, (2) the edge of the adhesive tape is not protected, so that more dust is adhered to the edge of an adhesive layer of the adhesive tape, and (3) the adhesive tape has low tensile strength and is easy to break in the stretching process; (4) the base material layer and the adhesive layer are easy to fall off.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned disadvantages, the present invention provides an easily peelable polymer double-sided tape; the adhesive comprises a substrate layer in the middle, wherein the upper surface and the lower surface of the substrate layer are respectively coated with a high-viscosity glue layer; release films are respectively stuck on the surfaces of the high-viscosity glue layers; the release film is divided into an upper layer and a lower layer, the edges of the upper release film and the lower release film are bonded together, and the substrate layer and the high-viscosity glue layer are coated by the upper release film and the lower release film so as to protect the edges; the phenomenon that the whole viscosity of the edge of the adhesive layer of the adhesive tape is poor due to more dust adhesion is avoided; and a wire cutting and notching end for stripping is formed on the release film. The utility model can realize the stripping of the release film through the cut end of the broken line. A plurality of bulges are formed on the upper surface and the lower surface of the base material layer; thereby increasing the binding force between the adhesive glue layer and the substrate layer and preventing the separation.

The utility model is realized in such a way that the easily-peeled polymer double-sided adhesive tape is constructed, and the easily-peeled polymer double-sided adhesive tape comprises a substrate layer in the middle, wherein the upper surface and the lower surface of the substrate layer are respectively coated with a high-viscosity glue layer; release films are respectively stuck on the surfaces of the high-viscosity glue layers; the release film is two-layer from top to bottom, and the end edge of the upper and lower two-layer release film is bonded together, the upper and lower two-layer release film coats the substrate layer and the high-viscosity glue layer, and a broken line cut end for stripping is formed on the release film.

Optimizing; the wire breaking and cutting end is positioned in the middle of the release film.

Optimizing; the release film is a PE release film or a PET release film.

Optimizing; the substrate layer is a polyethylene film layer or a polypropylene film layer or a polyester film layer.

Optimizing; the thickness ratio of the substrate layer to the release film is 1: 1; the thickness of the high-viscosity glue layer is 0.02mm-0.08 mm.

Optimizing; the upper and lower surface of substrate layer is formed with the multichannel arch.

Optimizing; the protruding inclined forms on the upper surface and the lower surface of the base material layer and keeps a certain included angle with the upper surface and the lower surface of the base material layer.

The utility model has the following advantages: the utility model provides the easy-to-peel macromolecule double-sided adhesive tape by improvement, which has the following improvements and advantages;

the adhesive tape comprises a substrate layer at the middle part, wherein the upper surface and the lower surface of the substrate layer are respectively coated with a high-viscosity glue layer; release films are respectively stuck on the surfaces of the high-viscosity glue layers; the release film is divided into an upper layer and a lower layer, the edges of the upper release film and the lower release film are bonded together, and the substrate layer and the high-viscosity glue layer are coated by the upper release film and the lower release film so as to protect the edges; the phenomenon that the whole viscosity of the edge of the adhesive layer of the adhesive tape is poor due to more dust adhesion is avoided; and a wire cutting and notching end for stripping is formed on the release film. The utility model can realize the stripping of the release film through the cut end of the broken line.

And 2, the wire breaking and cutting end is positioned in the middle of the release film, so that the release films on two sides can be conveniently peeled.

And 3, the base material layer can be a polyethylene film layer, a polypropylene film layer or a polyester film layer. The thickness ratio of the substrate layer to the release film is 1: 1, the tensile resistance of the adhesive tape is improved; the thickness of the high-viscosity glue layer is 0.02mm-0.08 mm.

The upper surface and the lower surface of the substrate layer are provided with a plurality of bulges; when the method is implemented, the bulges are obliquely and obliquely formed on the upper surface and the lower surface of the base material layer, namely, a certain included angle is kept between the bulges and the upper surface and the lower surface of the base material layer; thereby increasing the binding force between the adhesive glue layer and the substrate layer and preventing the separation.

Drawings

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

FIG. 2 is a schematic view of example 2 of the present invention;

FIG. 3 is a schematic view showing the distribution of the protrusions on the surface of the substrate layer according to the present invention.

Wherein: substrate layer 1, high viscosity glue layer 2, from type membrane 3, from type membrane's end along 4, broken string incision end 5, arch 6.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 3, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

The utility model provides an easy-to-peel macromolecule double-sided adhesive tape by improvement, which can be implemented as follows as shown in figures 1-3;

example 1, as shown in figure 1; the adhesive comprises a substrate layer 1 in the middle, wherein the upper surface and the lower surface of the substrate layer 1 are respectively coated with a high-viscosity glue layer 2; release films 3 are respectively adhered to the surfaces of the high-viscosity glue layers 2; the release film 3 is divided into an upper layer and a lower layer, the end edges 4 of the upper release film 3 and the lower release film 3 are bonded together, and the substrate layer 1 and the high-viscosity glue layer 2 are coated by the upper release film 3 and the lower release film 3, so that the edge positions are protected; the phenomenon that the whole viscosity of the edge of the adhesive layer of the adhesive tape is poor due to more dust adhesion is avoided; the release film 3 is provided with a wire cutting end 5 for peeling. The utility model can realize the stripping of the release film 3 through the wire-breaking cut end 5.

The broken line cut end 5 is positioned in the middle of the release film 3, so that the release films 3 on the two sides can be conveniently peeled.

The release film 3 is a PE release film or a PET release film.

The substrate layer 1 can be a polyethylene film layer or a polypropylene film layer or a polyester film layer. The thickness ratio of the substrate layer 1 to the release film 3 is 1: 1, the tensile resistance of the adhesive tape is improved; the thickness of the high-viscosity glue layer 2 is 0.02mm-0.08 mm.

Example 2, as shown in fig. 2-3; a plurality of protrusions 6 are formed on the upper surface and the lower surface of the substrate layer 1; in implementation, the protrusions 6 are obliquely and obliquely formed on the upper surface and the lower surface of the substrate layer 1, namely, a certain included angle is kept between the protrusions and the upper surface and the lower surface of the substrate layer 1; thereby increasing the binding force between the adhesive glue layer and the substrate layer and preventing the separation.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An easily-stripped polymer double-sided adhesive tape comprises a substrate layer (1) in the middle, wherein the upper surface and the lower surface of the substrate layer (1) are respectively coated with a high-viscosity glue layer (2); release films (3) are respectively adhered to the surfaces of the high-viscosity glue layers (2); it is characterized in that; it is two-layer about for from type membrane (3), and two-layer about from the end of type membrane (3) along (4) department bond together, get up substrate layer (1) and high viscosity glue layer (2) cladding from type membrane (3) by two-layer from top to bottom, be formed with broken string incision end (5) that are used for peeling off on from type membrane (3).

2. The easy-to-peel polymer double-sided tape according to claim 1, wherein; the broken line cut end (5) is positioned in the middle of the release film (3).

3. The easy-to-peel polymer double-sided tape according to claim 1, wherein; the release film (3) is a PE release film or a PET release film.

4. The easy-to-peel polymer double-sided tape according to claim 1, wherein; the substrate layer (1) is a polyethylene film layer or a polypropylene film layer or a polyester film layer.

5. The easy-to-peel polymer double-sided tape according to claim 1, wherein; the thickness ratio of the substrate layer (1) to the release film (3) is 1: 1; the thickness of the high-viscosity glue layer (2) is 0.02mm-0.08 mm.

6. The easy-to-peel polymer double-sided tape according to claim 1, wherein; the upper surface and the lower surface of the base material layer (1) are provided with a plurality of bulges (6).

7. The easy-to-peel polymer double-sided tape according to claim 6, wherein; the bumps (6) are obliquely and obliquely formed on the upper surface and the lower surface of the base material layer (1) and keep a certain included angle with the upper surface and the lower surface of the base material layer (1).