CN218561339U

CN218561339U - Polyurethane foam adhesive tape with adhesive

Info

Publication number: CN218561339U
Application number: CN202222538015.6U
Authority: CN
Inventors: 苏云; 张钊琦; 王军; 王恩辉
Original assignee: Qingdao Zhuoyingshe Technology Co ltd
Current assignee: Qingdao Zhuoyingshe Technology Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-03-03
Anticipated expiration: 2032-09-26

Abstract

The utility model relates to a bubble cotton adhesive tape technical field, concretely relates to from take glued polyurethane foam adhesive tape, including bubble cotton layer, PET layer, adhesive surface layer and from the type rete, PET layer and the cotton layer fixed connection of bubble are located the cotton layer of bubble, and the adhesive surface layer is connected with PET layer fixed connection and is located the PET layer below, from the type rete and glue the surface layer and bond, and be located the below of adhesive surface layer; the foaming agent is directly foamed on the base material with the glue to form a foam cotton layer, a PET layer and a glue surface layer, and compared with a foam cotton product with glue attached at the back, the foaming agent has better pasting effect when being pasted on a curved surface or an angular object, and can reduce glue layers.

Description

Polyurethane foam adhesive tape with adhesive

Technical Field

The utility model relates to a bubble cotton tape technical field especially relates to a from taking gluey polyurethane foam adhesive tape.

Background

With ultrathin and ultralight electronic products and the like, the foam adhesive tape which has the requirements of buffering, damping and the like also has new requirements, the traditional PE, PU and melamine foam has good buffering performance and sound absorption performance, but due to the limitation of a processing technology, a high-foaming-ratio and ultrathin buffering foam material layer cannot be obtained.

Patent No. (CN 201610046925.9) an ultrathin buffer foam tape and a preparation method thereof, a PET double-sided tape and an ultrathin buffer foam layer substrate are prepared, and one side of the PET double-sided tape is tightly adhered to the ultrathin buffer foam layer; and compounding an embossing release material layer on the other surface of the PET double-sided tape, and slitting foam into foam sheets.

In the prior art, foam is attached to a double-sided adhesive tape, so that the foam cannot be separated from the adhesive tape in the use process of a product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from taking gluey polyurethane foam adhesive tape, it is the laminating with bubble cotton and double faced adhesive tape to have solved among the prior art, can not guarantee the technical problem that the product use in bubble cotton and sticky tape do not take place to break away from.

In order to realize the above purpose, the utility model provides a from taking cotton sticky tape of glued polyurethane, include the cotton layer of bubble, PET layer, glue surface course and leave the type rete, the PET layer with the cotton layer fixed connection of bubble, and be located the below on the cotton layer of bubble, glue the surface course with PET layer fixed connection, and be located the below on PET layer, leave the type rete with glue the surface course and bond, and be located the below on glue the surface course.

Wherein, the thickness of the foam layer is 0.05-8.0um, and the thickness of the rubber surface layer is 5-15um.

Wherein, the thickness on PET layer is 10-25um, the thickness of leaving type rete is 50-75um.

Wherein, the cotton layer of bubble includes substrate layer, tensile layer and waterproof layer, the tensile layer with substrate layer fixed connection, and be located the top of substrate layer, the waterproof layer with tensile layer fixed connection, and be located the top on tensile layer.

The foam layer further comprises a flame-retardant layer, and the flame-retardant layer is fixedly connected with the waterproof layer and is positioned above the waterproof layer.

The foam layer further comprises a functional layer, and the functional layer is bonded with the flame-retardant layer and is located above the flame-retardant layer.

The utility model discloses a from taking gluey polyurethane foam adhesive tape, directly foaming on taking gluey substrate, forming the cotton layer of bubble the PET layer with glue the surface course, attach gluey bubble cotton product with the back and compare, when laminating on curved surface or the article of angularly, it is more excellent to paste the effect to can reduce the glue film.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is an overall schematic structural view of the first embodiment of the present invention.

Fig. 2 is a partial sectional view of a first embodiment of the present invention.

Fig. 3 is a partial cross-sectional view of a second embodiment of the invention.

Fig. 4 is an enlarged view of a part of the structure of fig. 3 of the present invention.

101-foam cotton layer, 102-PET layer, 103-adhesive surface layer, 104-release film layer, 201-base material layer, 202-tensile layer, 203-waterproof layer, 204-flame retardant layer and 205-functional layer.

Detailed Description

The embodiments of the invention will be described in detail hereinafter, examples of which are illustrated in the accompanying drawings, and the embodiments described hereinafter with reference to the drawings are exemplary and intended to be illustrative of the invention and should not be construed as limiting the invention.

The first embodiment:

referring to fig. 1-2, fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention, and fig. 2 is a partial sectional view of the first embodiment of the present invention.

The utility model provides a polyurethane foam adhesive tape with adhesive, which comprises a foam layer 101, a PET layer 102, an adhesive surface layer 103 and a release film layer 104; the problem that in the prior art, foam and double-sided adhesive tape are attached to each other and cannot be separated from each other in the using process of a product is solved, and the technical scheme can be used for manufacturing scenes of foam adhesive tapes and solving the problem of manufacturing common adhesive tapes.

Aiming at the specific embodiment, the foam layer 101 is made of polyurethane material, the thickness of the foam layer is 0.05-8.0um, the adhesive surface layer 103 is made of acrylic material, and the thickness of the adhesive surface layer is 5-15um; the PET layer 102 with it all adopts the PET material to leave type rete 104, the thickness on PET layer 102 is 10-25um, the thickness of leaving type rete 104 is 50-75um, compares in the sticky tape of after-attaching glue, and thickness reduces, has saved the material loss in the production process, the sticky layer 103 can adopt plain weave glue and grid glue.

When the polyurethane foam adhesive tape with the adhesive is manufactured, the polyurethane foam adhesive tape with the adhesive is directly foamed on the substrate with the adhesive to form the foam layer 101, the PET layer 102 and the adhesive surface layer 103, and compared with a foam product with a rear adhesive, the polyurethane foam adhesive tape with the adhesive has a better adhesive effect when being attached to a curved surface or an angular article, and can reduce the adhesive layer.

The second embodiment:

referring to fig. 3-4, fig. 3 is a partial sectional view of a second embodiment of the present invention, and fig. 4 is an enlarged view of a partial structure of fig. 3.

On the basis of the first embodiment, the foam layer 101 of the polyurethane foam adhesive tape with adhesive of the present embodiment includes a substrate layer 201, a tensile layer 202, a waterproof layer 203, a flame retardant layer 204 and a functional layer 205.

The tensile layer 202 is fixedly connected with the substrate layer 201 and is positioned above the substrate layer 201, and the waterproof layer 203 is fixedly connected with the tensile layer 202 and is positioned above the tensile layer 202; the flame-retardant layer 204 is fixedly connected with the waterproof layer 203 and is positioned above the waterproof layer 203; the flame-retardant layer 204 and the waterproof layer 203 arranged on the substrate layer 201 can play a certain flame-retardant effect and waterproof effect, and are beneficial to prolonging the service life of the adhesive tape main body; the tensile layer 202 prevents the whole adhesive tape from being easily broken, and the application range of the adhesive tape is expanded.

The functional layer 205 is bonded with the flame-retardant layer 204 and is positioned above the flame-retardant layer 204, and the functional layer 205 is used for carrying out adhesive type cleaning on dust on the surface of a pre-adhesion position, so that the close adhesion of the adhesive tape at the position is effectively ensured.

When the polyurethane foam adhesive tape with the adhesive is adhered, the functional layer 205 is used for carrying out adhesive type cleaning on dust on the surface of a pre-adhering position, so that the adhesive tape is effectively guaranteed to be tightly adhered at the position, and the flame-retardant layer 204 and the waterproof layer 203 arranged on the substrate layer 201 can have certain flame-retardant effect and waterproof effect, and are beneficial to prolonging the service life of the adhesive tape main body; the tensile layer 202 prevents the whole adhesive tape from being easily broken, and the application range of the adhesive tape is expanded.

While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.

Claims

1. The utility model provides a from taking gluey polyurethane foam adhesive tape, its characterized in that, include the cotton layer of bubble, PET layer, glue the surface course and leave the type rete, the PET layer with the cotton layer fixed connection of bubble, and be located the below on the cotton layer of bubble, glue the surface course with PET layer fixed connection, and be located the below on PET layer, from the type rete with glue the surface course and bond, and be located glue the below on surface course.

2. The self-adhesive polyurethane foam tape according to claim 1, wherein the foam layer has a thickness of 0.05-8.0um and the adhesive surface layer has a thickness of 5-15um.

3. The self-adhesive polyurethane foam tape according to claim 2, wherein the thickness of the PET layer is 10-25um, and the thickness of the release film layer is 50-75um.

4. The self-adhesive polyurethane foam adhesive tape according to claim 3, wherein the foam layer comprises a substrate layer, a tensile layer and a waterproof layer, the tensile layer is fixedly connected with the substrate layer and positioned above the substrate layer, and the waterproof layer is fixedly connected with the tensile layer and positioned above the tensile layer.

5. The self-adhesive polyurethane foam tape according to claim 4, wherein the foam layer further comprises a flame retardant layer, and the flame retardant layer is fixedly connected with the waterproof layer and positioned above the waterproof layer.

6. The self-adhesive polyurethane foam tape according to claim 5, wherein the foam layer further comprises a functional layer bonded to and above the flame retardant layer.