CN215404000U

CN215404000U - Composite flame-retardant polymer double-sided adhesive tape

Info

Publication number: CN215404000U
Application number: CN202121763068.7U
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: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a composite flame-retardant polymer double-sided adhesive tape; the upper surface and the lower surface of the base material part are respectively coated with a polyurethane adhesive layer; release films are respectively adhered to the surfaces of the polyurethane adhesive layers; the surfaces of two sides of the base material part are pressed with heat conducting films; the substrate part comprises a film layer and flame retardant layers bonded on two sides of the film layer. Compared with the traditional double-sided adhesive tape, the double-sided adhesive tape has the advantages that the base material part contains the flame-retardant layer, so the base material part has good flame-retardant property, the corresponding adhesive layer is the polyurethane adhesive layer and also has certain flame-retardant property, and meanwhile, the polyurethane adhesive layer is embedded with a plurality of flame-retardant particles, so the flame-retardant property is further enhanced. On the other hand, the heat conduction films are pressed on the surfaces of the two sides of the base material part, so that the heat conduction effect of the double-sided tape can be improved through the heat conduction films, and the double-sided tape is prevented from falling off due to temperature rise.

Description

Composite flame-retardant polymer double-sided adhesive tape

Technical Field

The utility model relates to the related field of double-sided adhesive tapes, in particular to a composite flame-retardant 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, there are many types of double-sided tape; however, most flame-retardant double-sided adhesive tapes have the following defects; the traditional flame-retardant double-sided adhesive tape has single performance, lacks of heat conduction effect, often causes the falling off of the double-sided adhesive tape due to the temperature rise, and has low tensile strength and easy breakage in the stretching process; so that the comprehensive performance is poorer; the inconvenience to the user is bound to be brought, so the improvement is needed.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a composite flame-retardant polymer double-sided tape; say for traditional double faced adhesive tape, the substrate part contains fire-retardant layer, so the substrate part has fine fire-retardant characteristic, and the adhesive layer that corresponds moreover is polyurethane adhesive layer, also has certain fire-retardant characteristic, still has a plurality of fire-retardant granule, the flame retardant property of further strengthening at polyurethane adhesive in situ embedding simultaneously. On the other hand, the heat conduction films are pressed on the surfaces of the two sides of the base material part, so that the heat conduction effect of the double-sided tape can be improved through the heat conduction films, and the double-sided tape is prevented from falling off due to temperature rise.

The utility model is realized in this way, construct a kind of compound inflaming retarding macromolecule double-sided tape, including the substrate part of the middle part, the upper, lower surface of this substrate part coats the polyurethane adhesive layer respectively; release films are respectively adhered to the surfaces of the polyurethane adhesive layers;

the surfaces of two sides of the base material part are pressed with heat conducting films;

wherein the substrate part comprises a film layer and flame retardant layers adhered to two sides of the film layer; the polyurethane adhesive layer is internally embedded with a plurality of flame-retardant particles.

Optimizing; the film layer is a polyethylene film layer or a polypropylene film layer or a polyester film layer with the thickness of 0.05-0.2 mm.

Optimizing; the release film consists of a PET film and a PE film laminated on one surface of the PET film.

Optimizing; the thickness ratio of the substrate part to the release film is 1: 1; the tensile strength of the adhesive tape is ensured; the thickness of the polyurethane adhesive layer is 0.02mm-0.08 mm.

Optimizing; the flame retardant layer is a FR60 film.

The utility model has the following advantages: the utility model provides a composite flame-retardant polymer double-sided tape by improvement, which has the following improvements and advantages;

the adhesive comprises a base material part at the middle part, wherein the upper surface and the lower surface of the base material part are respectively coated with a polyurethane adhesive layer; release films are respectively adhered to the surfaces of the polyurethane adhesive layers; the surfaces of two sides of the base material part are pressed with heat conducting films; as shown in fig. 2, the substrate part includes a film layer and flame retardant layers adhered to both sides of the film layer; a plurality of flame-retardant particles are embedded in the polyurethane adhesive layer; compared with the traditional double-sided adhesive tape, the double-sided adhesive tape has the advantages that the base material part contains the flame-retardant layer, so the base material part has good flame-retardant property, the corresponding adhesive layer is the polyurethane adhesive layer and also has certain flame-retardant property, and meanwhile, the polyurethane adhesive layer is embedded with a plurality of flame-retardant particles, so the flame-retardant property is further enhanced. On the other hand, the heat conduction films are pressed on the surfaces of the two sides of the base material part, so that the heat conduction effect of the double-sided tape can be improved through the heat conduction films, and the double-sided tape is prevented from falling off due to temperature rise.

2, the film layer is a polyethylene film layer or a polypropylene film layer or a polyester film layer with the thickness of 0.05-0.2 mm; tensile strength can be improved, and breakage in the stretching process is prevented.

The release film consists of a PET film and a PE film laminated on one surface of the PET film; therefore, the strength of the release film is enhanced, and the release film is convenient to peel.

And 4, the thickness ratio of the substrate part to the release film is 1: 1; the tensile strength of the adhesive tape is further ensured; and when in implementation, the thickness of the polyurethane adhesive layer is 0.02mm-0.08 mm.

5, the flame-retardant layer is an FR60 film; the FR60 film of the flame-retardant layer has good flame-retardant property and insulating property, so that the adhesive tape has more excellent insulating property and can be suitable for being used in various environments.

Drawings

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

FIG. 2 is a schematic view of an embodiment of a substrate portion of the present invention.

Wherein: the heat-conducting film comprises a substrate part 1, a film layer 1A, a flame-retardant layer 1B, a polyurethane adhesive layer 2, a release film 3, a heat-conducting film 4 and flame-retardant particles 5.

Detailed Description

The present invention will be described in detail with reference to fig. 1-2, 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 a composite flame-retardant high-molecular double-sided adhesive tape by improvement, which can be implemented as shown in figures 1-2; the adhesive comprises a substrate part 1 including a middle part, wherein the upper surface and the lower surface of the substrate part 1 are respectively coated with a polyurethane adhesive layer 2; release films 3 are respectively adhered to the surfaces of the polyurethane adhesive layers 2; the two side surfaces of the base material part 1 are pressed with heat conducting films 4; as shown in fig. 2, the substrate portion 1 includes a film layer 1A and flame retardant layers 1B bonded to both sides of the film layer 1A; a plurality of flame-retardant particles 5 are embedded in the polyurethane adhesive layer 2; compared with the traditional double-sided tape, the double-sided tape has the advantages that the base material part 1 is internally provided with the flame retardant layer 1B, so the base material part 1 has good flame retardant property, the corresponding adhesive layer 2 is a polyurethane adhesive layer and also has certain flame retardant property, and meanwhile, the polyurethane adhesive layer 3 is internally embedded with the flame retardant particles 5, so the flame retardant property is further enhanced. On the other hand, the heat conducting films 4 are pressed on the two side surfaces of the base material part 1, so that the heat conducting effect of the double-sided tape can be improved by the heat conducting films 4, and the double-sided tape is prevented from falling off due to temperature rise.

When the composite flame-retardant polymer double-sided tape is implemented; the film layer 1A is a polyethylene film layer or a polypropylene film layer or a polyester film layer with the thickness of 0.05-0.2 mm; tensile strength can be improved, and breakage in the stretching process is prevented.

When the composite flame-retardant polymer double-sided tape is implemented; the release film 3 consists of a PET film and a PE film laminated on one surface of the PET film; therefore, the strength of the release film is enhanced, and the release film is convenient to peel.

When the composite flame-retardant polymer double-sided tape is implemented; the thickness ratio of the substrate part 1 to the release film 3 is 1: 1; the tensile strength of the adhesive tape is further ensured; and when in implementation, the thickness of the polyurethane adhesive layer 2 is 0.02mm-0.08 mm.

When the composite flame-retardant polymer double-sided tape is implemented; the flame-retardant layer is an FR60 film; the FR60 film of the flame-retardant layer has good flame-retardant property and insulating property, so that the adhesive tape has more excellent insulating property and can be suitable for being used in various environments.

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. A composite flame-retardant polymer double-sided tape comprises a substrate part (1) in the middle, wherein the upper surface and the lower surface of the substrate part (1) are respectively coated with a polyurethane adhesive layer (2); release films (3) are respectively adhered to the surfaces of the polyurethane adhesive layers (2); it is characterized in that;

the two side surfaces of the base material part (1) are pressed with heat conducting films (4);

wherein the base material part (1) comprises a film layer (1A) and flame retardant layers (1B) adhered to two sides of the film layer (1A); the polyurethane adhesive layer (2) is embedded with a plurality of flame-retardant particles (5).

2. The composite flame-retardant polymer double-sided tape according to claim 1, wherein; the film layer (1A) is a polyethylene film layer or a polypropylene film layer or a polyester film layer with the thickness of 0.05-0.2 mm.

3. The composite flame-retardant polymer double-sided tape according to claim 1, wherein; the release film (3) consists of a PET film and a PE film laminated on one surface of the PET film.

4. The composite flame-retardant polymer double-sided tape according to claim 1, wherein; the thickness ratio of the substrate part (1) to the release film (3) is 1: 1; the tensile strength of the adhesive tape is ensured;

the thickness of the polyurethane adhesive layer (2) is 0.02mm-0.08 mm.

5. The composite flame-retardant polymer double-sided tape according to claim 1, wherein; the flame-retardant layer (1B) is an FR60 film.