CN215517253U

CN215517253U - Double-sided adhesive tape

Info

Publication number: CN215517253U
Application number: CN202121786498.0U
Authority: CN
Inventors: 徐洪滨
Original assignee: Fuzhou Lianchuang Electronic Co ltd
Current assignee: Fuzhou Lianchuang Electronic Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-14
Anticipated expiration: 2031-08-02

Abstract

The utility model provides a double-sided tape, which comprises a tape body, wherein a first release film is arranged on one side of the tape body, a second release film is arranged on the other side of the tape body, the release force of the first release film is greater than that of the second release film, a first release film tearing hand extends out of one end of the first release film, a second release film tearing hand extends out of one end of the second release film, and the first release film tearing hand and the second release film tearing hand are arranged in an opposite mode. This double-sided tape can simple swift completion to first from type membrane and the tearing of second from type membrane remove to reduce the time of production by a wide margin, improved the efficiency of production.

Description

Double-sided adhesive tape

Technical Field

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

Background

Double-sided adhesive tapes, which are roll-shaped adhesive tapes made of paper, cloth, plastic films, elastomer-type pressure-sensitive adhesives or resin-type pressure-sensitive adhesives, have been widely used in people's lives and works.

Wherein, also need to use double-sided sticky tape in display module assembly technical field for the equipment of bonding spare part, display module assembly of being convenient for.

However, the double-sided tape applied in the existing display module is not easy to tear off in the using process, so that the production time is increased, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Based on this, the present invention provides a double-sided tape to solve the problem that the double-sided tape applied in the display module in the prior art is not easy to tear off during the use process.

A double-sided adhesive tape comprises an adhesive tape body, wherein a first release film is arranged on one side of the adhesive tape body, the other side of the adhesive tape body is provided with a second release film, the release force of the first release film is larger than that of the second release film, a first release film tearing hand extends from one end of the first release film, a second release film tearing hand extends from one end of the second release film, the first release film tearing hand and the second release film tearing hand are oppositely arranged, the adhesive tape body comprises a conductive adhesive layer and a heat-conducting adhesive layer which are bonded together, the first release film is attached to the outer surface of the conductive adhesive layer, the second release film is attached to the outer surface of the conductive adhesive layer, the heat-conducting adhesive layer comprises a first attaching portion and a second attaching portion, wherein the first attaching portion and the second attaching portion are arranged at intervals on the same side of the heat-conducting adhesive layer.

The utility model has the beneficial effects that: the first release film is arranged on one side of the adhesive tape body, and the second release film is correspondingly arranged on the other side of the adhesive tape body. During the use, because the first type of membrane from the type power that is greater than the second from the type power of type membrane, make first from the type membrane for the second from the type membrane more difficult from the sticky tape body tear, thereby the staff only needs to grasp first from the type membrane tear hand of type membrane, rethread tears the second from the type membrane tear hand of second from the type membrane, just can be easily with the second from the type membrane tear from the sticky tape body, and first from the type membrane can not torn, again with the second from the type membrane tear the back correspond the sticky surface bond on the product, can tear first from the type membrane from the sticky tape body through tearing first from the type membrane tear hand of type membrane at last, thereby can simple swift completion to this double-sided sticky tape tear, the production time has been greatly reduced, the efficiency of production has been improved.

Preferably, the first attaching portion is arranged at the upper edge of one side of the conductive adhesive layer, and the second attaching portion is arranged at the lower edge of one side of the conductive adhesive layer.

Preferably, the thickness of the first release film is between 0.05mm and 0.07 mm.

Preferably, the thickness of the second release film is between 0.04mm and 0.08 mm.

Preferably, the thickness of the conductive adhesive layer is between 0.08mm and 0.12 mm.

Preferably, the thickness of the heat-conducting glue layer is between 0.09mm and 0.11 mm.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a schematic structural view of a double-sided tape according to an embodiment of the present invention at a first viewing angle;

fig. 2 is a schematic structural view of a double-sided tape according to an embodiment of the present invention at a second viewing angle;

fig. 3 is a cross-sectional view of a double-sided adhesive tape according to an embodiment of the utility model.

Description of the main element symbols:

adhesive tape body	10	First release film	20
				Second release film	30	First from the type membrane tear hand	21
Second is from type membrane tearing hand	31	Conductive adhesive layer	11
				Heat-conducting adhesive layer	12	First bonding part	121
Second bonding part	122

The following detailed description will further illustrate the utility model in conjunction with the above-described figures.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, a double-sided tape according to an embodiment of the present invention is mainly used for assembling a display module to improve the assembling efficiency of the display module.

Specifically, the method comprises the following steps: this double-sided tape includes sticky tape body 10, is equipped with first from type membrane 20 in one side of sticky tape body 10, is equipped with the second at the opposite side of sticky tape body 10 from type membrane 30, and first from type membrane 20 from type power be greater than the second from type membrane 30 from type power, and first one end from type membrane 20 extends first from type membrane tearing hand 21, and the second extends the second from type membrane tearing hand 31 from type membrane tearing hand 30's one end, and first from type membrane tearing hand 21 sets up with the second from type membrane tearing hand 31 is opposite, the sticky tape body is including bonding conductive adhesive layer and the heat-conducting adhesive layer together, first from type membrane attached conductive adhesive layer's surface, the second is attached from type membrane attaching conductive adhesive layer's surface, heat-conducting adhesive layer includes first laminating portion and second laminating portion, first laminating portion with second laminating portion interval sets up conductive adhesive layer's same one side.

In this embodiment, as shown in fig. 1 to 3, it should be noted that the release force is a force required when the pressure-sensitive adhesive base paper is separated from the surface of the adhesive on the surface paper. Specifically, the mold can be divided into light, medium and heavy mold release forces. In this embodiment, in order to facilitate tearing of the double-sided tape, a first release film 20 is disposed on one side of the tape body 10, correspondingly, a second release film 30 is disposed on the other side of the tape body 10, and the first release force of the release film 20 is greater than the second release force of the release film 30, so that the first release film 20 is more difficult to tear off the tape body 10 than the second release film 30, and then a worker only needs to grasp the first release film tearing hand 21 of the first release film 20, and then tear off the second release film tearing hand 31 of the second release film 30, so that the second release film 30 can be easily torn off from the tape body 10, and the first release film 20 can not be torn off.

Further, in the present embodiment, the thickness of the first release film 20 is between 0.05mm and 0.07mm, and preferably, the thickness of the first release film 20 is 0.06 mm. Correspondingly, in the present embodiment, the thickness of the second release film 30 is between 0.04mm and 0.08mm, and preferably, the thickness of the second release film 30 is 0.06 mm. In addition, it should be noted that the first release film 20 is a light release film, the second release film 30 is a heavy release film, and both the first release film 20 and the second release film 30 are made of PET material.

In this embodiment, as shown in fig. 1 and fig. 3, it should be noted that the adhesive tape body 10 includes an electrically conductive adhesive layer 11 and a thermally conductive adhesive layer 12 bonded together, wherein a first release film 20 is attached to an outer surface of the electrically conductive adhesive layer 11, and a second release film 30 is attached to an outer surface of the thermally conductive adhesive layer 12.

Specifically, the thermal conductive adhesive layer 12 includes a first attaching portion 121 and a second attaching portion 122, and the first attaching portion 121 and the second attaching portion 122 are disposed at the same side of the thermal conductive adhesive layer 11 at an interval. Further, as shown in fig. 1, the first attaching portion 121 is disposed at an upper edge of one side of the conductive adhesive layer 11, and the second attaching portion 122 is disposed at a lower edge of one side of the conductive adhesive layer 11. Through setting up first laminating portion 121 and second laminating portion 122 interval to can reserve certain space between the two, can make two gluey face homoenergetic of conductive adhesive layer 11 attached on the product, with can realize the effect of heat conduction and electric conduction between the product simultaneously.

In this embodiment, it should be further noted that the thickness of the conductive adhesive layer 11 is between 0.08mm and 0.12mm, and preferably, the thickness of the conductive adhesive layer 11 is 0.1 mm. In addition, in the present embodiment, the thickness of the thermal conductive adhesive layer 12 is between 0.09mm and 0.11mm, and preferably, the thickness of the thermal conductive adhesive layer 12 is 0.1 mm. Thereby the effect of heat conduction and electric conduction can be effectively realized between the products.

In specific implementation, a first release film 20 is disposed on one side of the tape body 10, and correspondingly, a second release film 30 is disposed on the other side of the tape body 10. During the use, because the first type membrane 20 from the type power that is greater than the second from the type power of type membrane 30, make first from the type membrane 20 for the second from the type membrane 30 more difficult from the sticky tape body 10 tear, thereby the staff only need grasp first from the type membrane tear hand 21 from the type membrane 20, rethread second from the type membrane tear hand 31 from the type membrane 30 of second, just can be easily tear the second from the type membrane 30 from the sticky tape body 10, and first from the type membrane 20 can not torn down, again with the second from the type membrane tear 30 the back corresponding adhesive surface bond on the product, can tear first from the type membrane 20 from the sticky tape body 10 through tearing first type membrane tear hand 21 of first type membrane 20 at last, thereby can simple and fast accomplish this two-sided tearing of sticky tape, the time of production has been reduced by a wide margin, the efficiency of production has been improved.

It should be noted that the above implementation process is only for illustrating the applicability of the present application, but this does not represent that the double-sided tape of the present application has only the above-mentioned one implementation flow, and on the contrary, the double-sided tape of the present application can be incorporated into the feasible embodiments of the present application as long as the double-sided tape of the present application can be implemented.

In conclusion, the double-sided adhesive tape provided by the utility model can simply and quickly tear the first release film 20 and the second release film 30, so that the production time is greatly shortened, the production efficiency is improved, and the double-sided adhesive tape is beneficial to large-scale popularization and use.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a double-sided tape, includes the sticky tape body, its characterized in that: one side of sticky tape body is equipped with firstly from the type membrane, the opposite side of sticky tape body is equipped with the second and leaves the type membrane, first from the type membrane from the type power be greater than the second from the type power of type membrane, first one end from the type membrane extends first from type membrane tear hand, the second extends the second from the one end of type membrane from the type membrane tear hand, first from the type membrane tear hand with the second is opposite to be set up from type membrane tear hand, the sticky tape body is including bonding conductive adhesive layer and the heat-conducting adhesive layer together, first from the type membrane attached conductive adhesive layer's surface, the second is attached from the type membrane in conductive adhesive layer's surface, heat-conducting adhesive layer includes first laminating portion and second laminating portion, first laminating portion with second laminating portion interval sets up conductive adhesive layer's same one side.

2. The double-sided tape according to claim 1, characterized in that: the first laminating portion is located the top edge of conducting resin layer one side, the second laminating portion is located the lower limb of conducting resin layer one side.

3. The double-sided tape according to claim 1, characterized in that: the thickness of the first release film is between 0.05mm and 0.07 mm.

4. The double-sided tape according to claim 1, characterized in that: the thickness of the second release film is between 0.04mm and 0.08 mm.

5. The double-sided tape according to claim 1, characterized in that: the thickness of the conductive adhesive layer is between 0.08mm and 0.12 mm.

6. The double-sided tape according to claim 1, characterized in that: the thickness of the heat-conducting adhesive layer is between 0.09mm and 0.11 mm.