A highly adaptable and easy-to-mount roll adhesive tape

Abstract

The utility model discloses a highly adaptable and easy-to-mount roll adhesive tape, comprising a release film tape that can be rolled up to form a roll and a plurality of conductive adhesive tapes mounted on the release film tape; each conductive adhesive tape comprises a double-sided adhesive substrate portion, a conductive double-sided adhesive portion and an antistatic release film, the double-sided adhesive substrate portion and the conductive double-sided adhesive portion are distributed on the antistatic release film; the double-sided adhesive substrate portion and the conductive double-sided adhesive portion are bonded to the release film tape on one side away from the antistatic release film; and the release film tape is provided with marking lines for locating the mounting position of the conductive adhesive tape on both sides along the width direction. The roll adhesive tape of the utility model has excellent conductive function and antistatic characteristics, and has high mounting production efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of conductive adhesive tapes, in particular to a highly adaptable and easy-to-mount roll adhesive tape. Background Art

[0002] With the rapid development of the electronics industry and the rapid pace of technological upgrading, electronic products such as laptops are constantly being updated, and consumers are increasingly demanding the appearance and functions of laptops. Conductive adhesive tape is generally used on the motherboard of the lower shell of a laptop computer, and plays a role in bonding and fixing the motherboard and other electronic components and in electrical conduction. The motherboard and the electronic components that need to be mounted are easily damaged by static electricity, so it is necessary to develop conductive adhesive tape with excellent anti-static function. In addition, the current conductive adhesive tape requires a material tape during mounting production, and it is difficult to position and mount the adhesive tape on the material tape. Utility Model Content

[0003] In order to solve the above technical problems, the purpose of the utility model is to provide a highly adaptable and easy-to-mount roll adhesive sticker, which has excellent conductive function and antistatic characteristics and high mounting production efficiency.

[0004] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions:

[0005] A highly adaptable and easy-to-mount roll adhesive tape comprises a release film tape that can be rolled up to form a roll and a plurality of conductive adhesive tapes mounted on the release film tape; each of the conductive adhesive tapes comprises a double-sided adhesive substrate portion, a conductive double-sided adhesive portion and an antistatic release film, the double-sided adhesive substrate portion and the conductive double-sided adhesive portion are distributed on the antistatic release film; the double-sided adhesive substrate portion and the conductive double-sided adhesive portion are bonded to the release film tape on one side facing away from the antistatic release film; and marking lines for locating the mounting position of the conductive adhesive tape are respectively provided on both sides of the release film tape along the width direction.

[0006] Furthermore, the double-sided adhesive substrate portion includes a PET substrate and acrylic adhesive layers arranged on both sides of the PET substrate.

[0007] Furthermore, the conductive double-sided adhesive portion includes a conductive cloth and conductive adhesive layers respectively arranged on both sides of the conductive cloth.

[0008] Furthermore, the antistatic release film comprises a PET film layer, a release agent bottom layer arranged on one side of the PET film layer, and an antistatic agent layer arranged on the other side of the PET film layer.

[0009] Furthermore, the release film tape comprises a PET film tape, antistatic coatings respectively arranged on both sides of the PET film tape, and release agent coatings respectively arranged outside the antistatic coatings.

[0010] Furthermore, the thickness of the double-sided adhesive substrate portion is 0.045-0.055 mm, and the thickness of the conductive double-sided adhesive portion is 0.18 mm.

[0011] Furthermore, the conductive double-sided adhesive portion has a plurality of conductive adhesive dots, and the plurality of conductive adhesive dots are distributed on the left, middle and right parts of the antistatic release film.

[0012] Furthermore, both ends of the release film tape have a blank area of ​​800 mm respectively.

[0013] Furthermore, the resistance value of the antistatic release film is 10 6 -10 11 ohm.

[0014] Furthermore, the vertical conduction resistance of the conductive double-sided adhesive portion is less than 0.2 ohms.

[0015] The beneficial effects of the utility model are:

[0016] The conductive adhesive patch in the utility model comprises a double-sided adhesive substrate portion and a conductive double-sided adhesive portion located on an antistatic release film; the double-sided adhesive substrate portion is suitable for bonding operations in a limited space inside an electronic product, and has good initial and continuous adhesion; the conductive double-sided adhesive portion can provide a bonding function in cooperation with the double-sided adhesive substrate portion while also providing a conductive function between a mainboard and electronic components; and there is a thickness difference between the double-sided adhesive substrate portion and the conductive double-sided adhesive portion, which can accurately compensate for the height difference between assembled components.

[0017] The conductive double-sided adhesive part of the utility model has a plurality of conductive adhesive points distributed on the left, middle and right parts of the antistatic release film, thereby realizing an all-round conductive bonding function.

[0018] The double-sided adhesive substrate part and the conductive double-sided adhesive part of the utility model are integrated on the antistatic release film. When the material tape is used for mounting production, multiple colloids can be mounted at one time, thereby improving the operation efficiency.

[0019] The release film tape of the utility model is provided with marking lines for locating the mounting position of the conductive adhesive patch on both sides along the width direction, which can improve the accuracy of the mounting position, facilitate automated mounting, and further improve the working efficiency.

[0020] The roll adhesive tape of the utility model has an antistatic release film and a release film tape with an antistatic coating, so it has a relatively excellent antistatic function and can prevent static electricity from damaging a mainboard and mounted electronic components. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the highly adaptable and easy-to-mount roll adhesive tape of the utility model.

[0022] Figure 2 It is a schematic diagram of the conductive adhesive tape in the highly adaptable and easy-to-mount roll adhesive tape of the utility model.

[0023] Figure 3 It is a schematic diagram of the exploded structure of the conductive adhesive sticker in the highly adaptable and easy-to-mount roll adhesive sticker of the utility model.

[0024] Figure 4 It is a structural schematic diagram of the double-sided adhesive substrate portion of the highly adaptable and easy-to-mount roll adhesive sticker of the utility model.

[0025] Figure 5 It is a structural schematic diagram of the conductive double-sided adhesive portion of the highly adaptable and easy-to-mount roll adhesive sticker of the utility model.

[0026] Figure 6 It is a schematic structural diagram of the antistatic release film in the highly adaptable and easy-to-mount roll adhesive tape of the utility model.

[0027] Figure 7 It is a schematic diagram of the structure of the release film tape in the highly adaptable and easy-to-mount roll adhesive tape of the utility model.

[0028] In the figure, 1: release film tape, 11: PET film tape, 12: antistatic coating, 13: release agent coating, 14: marking line; 2: conductive adhesive tape, 21: double-sided adhesive substrate, 211: PET substrate, 212: acrylic adhesive layer, 22: conductive double-sided adhesive portion, 221: conductive cloth, 222: conductive adhesive layer, 23: antistatic release film, 231: PET film layer, 232: release agent bottom layer, 233: antistatic agent layer. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0030] like Figures 1 to 3 A highly adaptable and easy-to-mount roll adhesive tape shown in the figure comprises a release film tape 1 which can be rolled up to form a roll and a plurality of conductive adhesive tapes 2 mounted on the release film tape 1; each of the conductive adhesive tapes 2 comprises a double-sided adhesive substrate portion 21, a conductive double-sided adhesive portion 22 and an antistatic release film 23, and the double-sided adhesive substrate portion 21 and the conductive double-sided adhesive portion 22 are distributed on the antistatic release film 23; the sides of the double-sided adhesive substrate portion 21 and the conductive double-sided adhesive portion 22 facing away from the antistatic release film are bonded to the release film tape 1; marking lines 14 for locating the mounting position of the conductive adhesive tape 2 are respectively provided on both sides of the release film tape 1 along the width direction.

[0031] Among them, Figure 4 As shown, the double-sided adhesive substrate 21 includes a PET substrate 211 and an acrylic adhesive layer 212 disposed on both sides of the PET substrate 211, and the thickness of the double-sided adhesive substrate 21 is 0.045-0.055mm. The PET substrate can increase the dimensional stability, which is beneficial to the operation during the die-cutting process; the PET substrate adopts a black translucent design, which is convenient for identification; the double-sided adhesive substrate is suitable for bonding operations in limited spaces inside electronic products, and is not easy to overflow during die-cutting processing, has high cleanliness, and the adhesive layer has good initial and continuous viscosity. The viscosity test index of the double-sided adhesive substrate is: 180 degree peeling force> 1400g / 25mm.

[0032] like Figure 5 As shown, the conductive double-sided adhesive part 22 includes a conductive cloth 221 and conductive adhesive layers 222 respectively arranged on both sides of the conductive cloth 221; the thickness of the conductive double-sided adhesive part 22 is 0.18mm. The conductive double-sided adhesive part 22 has a plurality of conductive adhesive dots, which are distributed on the left, middle and right parts of the antistatic release film 23. The 0.18mm thick all-round conductive double-sided adhesive can provide a conductive function between the motherboard and the electronic components while providing a bonding function. The thickness difference between it and the double-sided adhesive substrate part can also accurately compensate for the height difference between the assembly parts. The vertical on-resistance of the conductive double-sided adhesive part 22 is <0.2 ohms.

[0033] like Figure 6 As shown, the antistatic release film 23 includes a PET film layer 231, a release agent bottom layer 232 arranged on one side of the PET film layer 231, and an antistatic agent layer 233 arranged on the other side of the PET film layer. The release agent bottom layer 232 is bonded to the double-sided adhesive substrate 21 and the conductive double-sided adhesive 22; the thickness of the antistatic release film 23 is 0.075 mm, and the color is white, which is easy to identify if there is any missing. The antistatic index of the antistatic release film 23 is 10 6 -10 11 Ohm, more preferably 10 6 -10 9 The peeling force of the antistatic release film 23 is 40-60g / 25mm.

[0034] like Figure 7 As shown, the release film tape 1 comprises a PET film tape 11, an antistatic coating 12 disposed on both sides of the PET film tape 11, and a release agent coating 13 disposed outside the two layers of antistatic coating 12. The release film tape 1 has a blank area of ​​800 mm at both ends along the length direction. The release film tape has a peeling force of 2-3 g / 25 mm, a blue color, and an antistatic index of 10. 6 -10 11The length of the release film tape in a roll of the adhesive tape is 500-600m.

[0035] The shape of the conductive adhesive sticker in the utility model is designed according to the mounting requirements of electronic products.

[0036] Example

[0037] like Figures 1 to 3 As shown, the highly adaptable and easy-to-mount roll adhesive tape comprises a release film tape 1 that can be rolled up to form a roll and a plurality of conductive adhesive tapes 2 mounted on the release film tape 1; each of the conductive adhesive tapes 2 comprises a double-sided adhesive substrate portion 21, a conductive double-sided adhesive portion 22 and an antistatic release film 23, and the double-sided adhesive substrate portion 21 and the conductive double-sided adhesive portion 22 are distributed on the antistatic release film 23; the sides of the double-sided adhesive substrate portion 21 and the conductive double-sided adhesive portion 22 facing away from the antistatic release film are bonded to the release film tape 1; marking lines for locating the mounting position of the conductive adhesive tape 2 are respectively provided on both sides of the release film tape 1 along the width direction.

[0038] Among them, Figure 4 As shown, the double-sided adhesive substrate 21 includes a PET substrate 211 and an acrylic adhesive layer 212 arranged on both sides of the PET substrate, and the thickness of the double-sided adhesive substrate 21 is 0.05mm. The PET substrate can increase the dimensional stability, which is beneficial to the operation during the die-cutting process; the PET substrate adopts a black translucent design, which is convenient for identification; the double-sided adhesive substrate is suitable for bonding operations in limited spaces inside electronic products, and is not easy to overflow during die-cutting processing, has high cleanliness, and the adhesive layer has good initial and continuous adhesion. The viscosity test index of the double-sided adhesive substrate is: 180 degree peeling force> 1400g / 25mm.

[0039] In this embodiment, the double-sided adhesive substrate is provided with two adhesive spots, which are located on one side of the antistatic release film.

[0040] like Figure 5 As shown, the conductive double-sided adhesive part 22 includes a conductive cloth 221 and conductive adhesive layers 222 respectively arranged on both sides of the conductive cloth 221; the thickness of the conductive double-sided adhesive part 22 is 0.18 mm.

[0041] In this embodiment, the conductive double-sided adhesive part 22 has 6 conductive adhesive dots, which are distributed on the left, middle and right parts of the antistatic release film 23. The 0.18mm thick omni-directional conductive double-sided adhesive can provide a conductive function between the motherboard and the electronic components while providing a bonding function. The thickness difference between it and the double-sided adhesive substrate part can also accurately compensate for the height difference between the assembly parts. The vertical conduction resistance of the conductive double-sided adhesive part is <0.2 ohms.

[0042] like Figure 6As shown, the antistatic release film 23 includes a PET film layer 231, a release agent bottom layer 232 arranged on one side of the PET film layer 231, and an antistatic agent layer 233 arranged on the other side of the PET film layer 231. The release agent bottom layer 232 is bonded to the double-sided adhesive substrate 21 and the conductive double-sided adhesive 22; the thickness of the antistatic release film 23 is 0.075 mm, and the color is white, which is easy to identify if there is any missing. The antistatic index of the antistatic release film 23 is 10 6 -10 9 The peeling force of the antistatic release film 23 is 40-60g / 25mm.

[0043] like Figure 7 As shown, the release film tape 1 comprises a PET film tape 11, an antistatic coating 12 disposed on both sides of the PET film tape 11, and a release agent coating 13 disposed outside the two layers of antistatic coating 12. The release film tape 1 has a blank area of ​​800 mm at both ends along the length direction. The release film tape 1 has a peeling force of 2-3 g / 25 mm, a blue color, and an antistatic index of 10. 6 -10 11 The length of the release film tape in one roll of the adhesive tape is 500m.

[0044] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A highly adaptable and easy-to-mount roll adhesive tape, characterized in that: It comprises a release film tape which can be rolled up to form a coil and a plurality of conductive adhesive stickers mounted on the release film tape; each of the conductive adhesive stickers comprises a double-sided adhesive substrate portion, a conductive double-sided adhesive portion and an antistatic release film, and the double-sided adhesive substrate portion and the conductive double-sided adhesive portion are distributed on the antistatic release film; the double-sided adhesive substrate portion and the conductive double-sided adhesive portion are bonded to the release film tape on one side facing away from the antistatic release film; and marking lines for locating the mounting position of the conductive adhesive sticker are respectively provided on both sides of the release film tape along the width direction.

2. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The double-sided adhesive substrate part comprises a PET substrate and acrylic adhesive layers arranged on both sides of the PET substrate.

3. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The conductive double-sided adhesive part includes a conductive cloth and conductive adhesive layers respectively arranged on both sides of the conductive cloth.

4. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The antistatic release film comprises a PET film layer, a release agent bottom layer arranged on one side of the PET film layer, and an antistatic agent layer arranged on the other side of the PET film layer.

5. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The release film tape comprises a PET film tape, antistatic coatings respectively arranged on both sides of the PET film tape, and release agent coatings respectively arranged outside the antistatic coatings.

6. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The thickness of the double-sided adhesive substrate portion is 0.045-0.055 mm, and the thickness of the conductive double-sided adhesive portion is 0.18 mm.

7. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The conductive double-sided adhesive portion has a plurality of conductive adhesive dots, and the plurality of conductive adhesive dots are distributed on the left, middle and right parts of the antistatic release film.

8. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: Both ends of the release film tape have a blank area of ​​800 mm respectively.

9. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The resistance value of the antistatic release film is 10 6 -10 11 ohm.

10. The highly adaptable and easy-to-mount roll adhesive label according to claim 1, characterized in that: The vertical conduction resistance of the conductive double-sided adhesive portion is less than 0.2 ohms.

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