CN215799278U

CN215799278U - Double-sided adhesive tape with high adhesive force

Info

Publication number: CN215799278U
Application number: CN202121445400.5U
Authority: CN
Inventors: 潘拥兵; 李康; 徐龙
Original assignee: Kunshan Jin Yue Electronics Co ltd
Current assignee: Kunshan Jin Yue Electronics Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-02-11
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a double-sided adhesive tape with high adhesive force, which comprises a substrate layer, wherein a waterproof layer II is hot-melt bonded on the top of the substrate layer, a waterproof layer I is hot-melt bonded on the bottom of the waterproof layer I, an elastic layer is hot-melt bonded on the bottom of the waterproof layer I, V-shaped tearing grooves are formed in the left side and the right side of the elastic layer, a reinforcing layer is hot-melt bonded on the bottom of the elastic layer, an adhesive layer I is coated on the bottom of the reinforcing layer, double-sided release paper is bonded on the bottom of the adhesive layer I, a fixed connection layer is bonded on the top of the waterproof layer II, a one-way wave bottom lining is bonded on the top of the fixed connection layer, curve blocks are uniformly arranged on the one-way wave bottom lining, curve grooves matched with the curve blocks are formed in the top of the one-way wave bottom lining, an adhesive layer II is uniformly coated on the top of the one-way wave bottom lining, adhesive blocks are filled in the curve blocks, the tops of the adhesive layer II exceed the tops of the adhesive blocks by 0.5MM, and the left side and the right side and the left side and right side of the tops of the adhesive blocks are not bonded with the adhesive layer II, the adhesive has the advantage of small bonding gap, and is particularly suitable for bonding objects with uneven surfaces.

Description

Double-sided adhesive tape with high adhesive force

Technical Field

The utility model relates to the technical field of adhesive tapes, in particular to a double-sided adhesive tape with high adhesive force.

Background

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 pressure-sensitive adhesive or a resin pressure-sensitive adhesive on the base materials, and consists of the base materials, an adhesive, release paper (film) or silicone oil paper. The adhesive tapes on the market at present are various in types, and mainly comprise a substrate double-sided adhesive tape and a substrate-free double-sided adhesive tape, wherein the substrate double-sided adhesive tape is formed by taking cotton paper, PET (polyethylene terephthalate), a PVC (polyvinyl chloride) film, non-woven fabric, foam cotton, acrylic foam cotton, a thin film and the like as substrates, uniformly coating an elastomer pressure-sensitive adhesive or a resin pressure-sensitive adhesive, an acrylic pressure-sensitive adhesive and the like on two sides, and a rolled or sheet adhesive tape made on the substrates is composed of a substrate, an adhesive and a piece of barrier paper (film). The double-sided adhesive tape without base material is a rolled or sheet adhesive tape made by coating (elastic pressure-sensitive adhesive or resin pressure-sensitive adhesive, acrylic pressure-sensitive adhesive, etc.) adhesive on release paper (film) material, and is composed of adhesive and release paper (film). The double-sided adhesive tape is suitable for various fields, and can reduce a plurality of complicated connection modes.

When the double-sided adhesive tape on the market is used for adhesion, the whole surface of the adhesive tape is made of the same adhesive and is integrated, so that the whole adhesive tape is easy to loosen. When an article with uneven surface is adhered, a certain gap appears on the adhesive tape, and the adhesive tape is not high in adhesion degree, so that the adhesive tape is loosened. To this end, we propose a double-sided adhesive tape with high adhesive force.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-sided adhesive tape with high adhesive force, which has the advantages of good adhesive force and small adhesive gap, is particularly suitable for being adhered to objects with uneven surfaces, and solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double-sided tape of high adhesion, includes the substrate layer, substrate layer top hot melt bonding has waterproof layer two, and its bottom hot melt bonding has waterproof layer one, waterproof layer one bottom hot melt bonding has the elastic layer, the V type has all been seted up on the both sides about the elastic layer and has been torn the groove, elastic layer bottom hot melt bonding has the back up coat, back up coat bottom is scribbled and is equipped with adhesive layer one, the laminating of adhesive layer one bottom has two-sided release paper, two tops of waterproof layer are bonded and have the layer of linking firmly, it has the one-way wave end liner to link firmly the bonding of layer top, evenly be provided with the curve piece on the one-way wave end liner, link firmly the layer top seted up with the curve groove of curve piece adaptation, the one-way wave end liner top is evenly scribbled and is equipped with adhesive layer two, the inside bonding piece that has all poured into of curve piece.

Preferably, the top of the adhesive layer II exceeds the top of the adhesive block by 0.5MM, the left side and the right side of the top of the adhesive block are not adhered with the adhesive layer II, and the adhesive block is made of epoxy resin soft glue.

Preferably, the second glue layer and the first glue layer are both made of acrylate resin.

Preferably, the reinforcing layer is made of non-woven fabrics, and the unidirectional wavy bottom lining is made of PET foam.

Preferably, the elastic layer is made of butadiene-acrylonitrile rubber, and the fixed connection layer is made of silicon rubber.

Preferably, the substrate layer is made of kraft paper, and the first waterproof layer and the second waterproof layer are both made of PE films.

Compared with the prior art, the utility model has the following beneficial effects:

according to the adhesive tape, the height difference is formed between the adhesive layer II and the bonding block, so that the bonding block and the adhesive layer II can be stably bonded on the surface of an uneven object, the adhesive force is strong, the left side and the right side of the top of the bonding block are not bonded with the adhesive layer II, when the adhesive tape is used, the bonding block and the adhesive layer II are bonded with the object independently, the flexibility is good, the adhesive tape is particularly suitable for being bonded on the uneven object on the surface of the adhesive tape, the gap is small, the V-shaped tearing groove is formed, the adhesive tape can be conveniently taken down from the bonded object, the thickness of the bonding block is thick, and the adhesion effect is good.

Drawings

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

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

FIG. 3 is a schematic view of the structure of the present invention at A.

In the figure: 1. a substrate layer; 2. a first waterproof layer; 3. an elastic layer; 31. a V-shaped tearing groove; 4. a reinforcement layer; 5. a first adhesive layer; 6. double-sided release paper; 7. a second waterproof layer; 8. fixedly connecting the layers; 81. a curved groove; 9. a unidirectional wave bottom liner; 91. a curve block; 10. bonding blocks; 11. and a second adhesive layer.

Detailed Description

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

Referring to fig. 1 to 3, the present invention provides a technical solution: a double-sided tape with high adhesion comprises a substrate layer 1, wherein a waterproof layer II 7 is hot-melt bonded on the top of the substrate layer 1, a waterproof layer I2 is hot-melt bonded on the bottom of the waterproof layer I2, an elastic layer 3 is hot-melt bonded on the bottom of the waterproof layer I2, V-shaped tearing grooves 31 are formed in the left side and the right side of the elastic layer 3, the V-shaped tearing grooves 31 are formed to facilitate taking the tape off from a bonded object, a reinforcing layer 4 is hot-melt bonded on the bottom of the elastic layer 3, a glue layer I5 is coated on the bottom of the reinforcing layer 4, double-sided release paper 6 is bonded on the bottom of the glue layer I5, the glue layer I5 can be protected by the double-sided release paper 6, the glue layer I5 is not easy to oxidize and lose efficacy when being stored, a bonding fixed connection layer 8 is bonded on the top of the waterproof layer II 7, a one-way bottom lining 9 is arranged on the top of a wave-way bottom lining 9, and curve blocks 91 are uniformly arranged on the one-way wave bottom lining 9, link firmly 8 tops on layer seted up with the curve groove 81 of curve piece 91 adaptation, curve piece 91 embedding is installed inside curve groove 81, and curve groove 81 inner wall is scribbled and is equipped with glue, bonds curve piece 91 through glue is stable, 9 tops of one-way wave end liner are evenly scribbled and are equipped with glue layer two 11, curve piece 91 is inside all filled bonding piece 10.

As shown in fig. 3, glue layer two 11 tops surpasss bonding piece 10 top 0.5MM, sets up to have the difference in height between glue layer two 11 and the bonding piece 10 for bonding piece 10 and glue layer two 11 can stably bond on unevenness's object surface, and the adhesion is strong, just bonding piece 10 top left and right sides do not with glue layer two 11 bonds, during the use, bonding piece 10 and glue layer two 11 bond with the object alone, and the flexibility is good, is particularly suitable for bonding on its surperficial unevenness's object, and the gap is little, bonding piece 10 is made for the epoxy flexible glue, and the adhesion is strong, has elasticity.

The adhesive layer II 11 and the adhesive layer I5 are both made of acrylate resin and have strong adhesive force.

The reinforcing layer 4 is made of non-woven fabrics and is easy to glue, and the unidirectional wavy bottom liner 9 is made of PET foam and is good in elasticity.

The elastic layer 3 is made of butadiene acrylonitrile rubber, and the fixed connection layer 8 is made of silicon rubber, so that the elastic layer and the fixed connection layer have a certain buffering effect.

Substrate layer 1 is made for the kraft paper, waterproof layer one 2 with waterproof layer two 7 are the PE film and make, all have the advantage that water-proof effects is good.

The working principle is as follows: this double-sided tape of high adhesion force when using, bond on its surperficial unevenness's object through glue layer two 11 and bonding piece 10, it has the difference in height to set up between glue layer two 11 and the bonding piece 10, make bonding piece 10 and glue layer two 11 can stably bond on unevenness's object surface, the adhesion is strong, it makes for the adhesive of difference to set up bonding piece 10 and glue layer two 11, and bonding piece 10 and glue layer two 11 mutual independence, the flexibility is good, especially, be fit for bonding on its surperficial unevenness's object, the gap is little, make the difficult whole piece pine of this device take off, bonding piece 10 thickness is thicker, the adhesion is effectual, bond on another object through glue layer one 5, thereby link together two objects, high durability and convenient use.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-sided tape of high adhesion, includes substrate layer (1), its characterized in that: the adhesive is characterized in that a waterproof layer II (7) is arranged on the top of the substrate layer (1) in a hot-melt manner, a waterproof layer I (2) is arranged on the bottom of the waterproof layer I (2) in a hot-melt manner, a V-shaped tearing groove (31) is formed in each of the left side and the right side of the elastic layer (3), a reinforcing layer (4) is arranged on the bottom of the elastic layer I (3) in a hot-melt manner, an adhesive layer I (5) is coated at the bottom of the reinforcing layer (4), double-sided release paper (6) is laminated at the bottom of the adhesive layer I (5), a fixedly-connected layer (8) is arranged at the top of the waterproof layer II (7), a one-way wave bottom liner (9) is bonded at the top of the fixedly-connected layer (8), curve blocks (91) are uniformly arranged on the one-way wave bottom liner (9), curve grooves (81) matched with the curve blocks (91) are formed in the top of the fixedly-connected layer (8), and an adhesive layer II (11) is uniformly coated at the top of the one-way wave bottom liner (9), the inside of each curve block (91) is filled with a bonding block (10).

2. A high-adhesion double-sided adhesive tape as defined in claim 1, wherein: the top of the adhesive layer II (11) exceeds the top of the adhesive block (10) by 0.5MM, the left side and the right side of the top of the adhesive block (10) are not adhered with the adhesive layer II (11), and the adhesive block (10) is made of epoxy resin soft glue.

3. A high-adhesion double-sided adhesive tape as defined in claim 1, wherein: the adhesive layer II (11) and the adhesive layer I (5) are both made of acrylate resin.

4. A high-adhesion double-sided adhesive tape as defined in claim 1, wherein: the reinforcing layer (4) is made of non-woven fabrics, and the unidirectional wavy bottom liner (9) is made of PET foam.

5. A high-adhesion double-sided adhesive tape as defined in claim 1, wherein: the elastic layer (3) is made of butadiene-acrylonitrile rubber, and the fixed connection layer (8) is made of silicon rubber.

6. A high-adhesion double-sided adhesive tape as defined in claim 1, wherein: the base material layer (1) is made of kraft paper, and the waterproof layer I (2) and the waterproof layer II (7) are made of PE films.