CN-224226937-U - Ultrathin easily-controlled electromagnetic shielding insulating adhesive tape

Abstract

The utility model discloses an ultrathin easy-to-control electromagnetic shielding insulating adhesive tape, which comprises a copper foil adhesive tape assembly, a flame-retardant insulating film layer arranged on one side of the copper foil adhesive tape assembly and a silica gel protective film covered on the flame-retardant insulating film layer, wherein the copper foil adhesive tape assembly comprises a plurality of copper foil adhesive tapes. The electromagnetic shielding insulating adhesive tape is integrated with better insulating and electromagnetic shielding functions, and copper foil adhesive tapes with different thicknesses are integrated into a whole, so that the requirements of different circuit designs of electronic equipment can be met.

Inventors

• ZHU DAN

Assignees

• 苏州佳值电子工业有限公司

Dates

Publication Date

20260512

Application Date

20250414

Claims (10)

1. 1. The ultrathin easily-controlled electromagnetic shielding insulating adhesive tape is characterized by comprising a copper foil adhesive tape assembly, a flame-retardant insulating film layer arranged on one side of the copper foil adhesive tape assembly and a silica gel protective film covered on the flame-retardant insulating film layer, wherein the copper foil adhesive tape assembly comprises a plurality of copper foil adhesive tapes.
2. 2. The ultra-thin easy-to-control electromagnetic shielding insulating tape of claim 1, wherein the copper foil tape assembly comprises a plurality of copper foil tapes of different thicknesses.
3. 3. The ultrathin easy-to-control electromagnetic shielding insulating adhesive tape according to claim 1, wherein the plurality of copper foil tapes are arranged according to circuit design requirements.
4. 4. The ultrathin easily-controlled electromagnetic shielding insulating adhesive tape according to claim 1, wherein the copper foil adhesive tape comprises a copper foil layer and conductive adhesive layers arranged on two sides of the copper foil layer.
5. 5. The ultra-thin easy-to-control electromagnetic shielding insulating tape according to claim 1, wherein the flame-retardant insulating film layer comprises a plurality of flame-retardant insulating film sheets attached to a copper foil tape assembly.
6. 6. The ultrathin and easily controlled electromagnetic shielding insulating adhesive tape according to claim 1, wherein an antistatic release film is arranged at a region of the flame-retardant insulating film layer which is not covered by the copper foil tape assembly.
7. 7. The ultrathin easily-controlled electromagnetic shielding insulating adhesive tape according to claim 1, wherein the silica gel protective film comprises a polyester film layer and a silica gel glue layer, and the silica gel glue layer is attached to the flame-retardant insulating film layer.
8. 8. The ultrathin easy-to-control electromagnetic shielding insulating adhesive according to claim 1, wherein the silica gel protective film is provided with an outwardly extending pull lug part.
9. 9. The ultrathin easy-to-control electromagnetic shielding insulating adhesive tape according to claim 1, wherein the silica gel protective film is provided with folding lines at positions to be bent.
10. 10. The ultrathin easy-to-control electromagnetic shielding insulating adhesive tape according to claim 9, wherein the copper foil tape assembly is further provided with an outwardly extending release film pull tab corresponding to the bending position.

Description

Ultrathin easily-controlled electromagnetic shielding insulating adhesive tape Technical Field The utility model relates to the technical field of insulating adhesive products, in particular to an ultrathin easily-controlled electromagnetic shielding insulating adhesive. Background The circuits on the computer motherboard are complex and dense, and in order to prevent short circuits or electrical problems between different circuits, to ensure stability and reliability of signal transmission, and to protect the motherboard from external contaminants such as moisture, dust, etc., to ensure stable operation of the motherboard in a severe environment, materials having an insulating function need to be applied. In addition, the insulating material also has a certain electromagnetic shielding function so as to reduce the influence of electromagnetic interference (EMI) on signal transmission. The existing adhesive tape is difficult to integrate electromagnetic shielding function and insulating function well. In addition, in order to meet various requirements such as high-frequency signal transmission, electromagnetic shielding, insulation protection, high-current bearing and the like and complex circuit layout, electromagnetic shielding materials with different thicknesses are required to be used, and the conventional adhesive tape is difficult to meet the requirements at the same time. Disclosure of utility model In order to solve the technical problems, the utility model aims to provide the ultrathin easily-controlled electromagnetic shielding insulating adhesive tape, which integrates the excellent insulating and electromagnetic shielding functions and integrates copper foil adhesive tapes with different thicknesses into a whole, so that the requirements of different circuit designs of electronic equipment on electromagnetic shielding and insulation can be met. In order to achieve the technical purpose and the technical effect, the utility model is realized by the following technical scheme: The utility model provides an ultra-thin easy accuse electromagnetic shield insulating tape, includes copper foil tape assembly, sets up in the fire-retardant insulating film layer of copper foil tape assembly one side and covers the silica gel protection film on fire-retardant insulating film layer, copper foil tape assembly includes a plurality of copper foil adhesive tapes. Further, the copper foil tape assembly includes a plurality of copper foil tapes of different thicknesses. Further, the plurality of copper foil tapes are arranged according to circuit design requirements. Further, the copper foil tape comprises a copper foil layer and conductive adhesive layers arranged on two sides of the copper foil layer. Further, the flame retardant insulating film layer includes a plurality of flame retardant insulating film sheets attached to the copper foil tape assembly. Further, an antistatic release film is provided at a region of the flame retardant insulating film layer not covering the copper foil tape assembly. Further, the silica gel protection film comprises a polyester film layer and a silica gel glue layer, and the silica gel glue layer is attached to the flame-retardant insulating film layer. Further, the silica gel protective film has outwardly extending pull ears. Further, a folding line is arranged at the position to be bent on the silica gel protective film. Further, a release film pull lug extending outwards is further arranged on the copper foil adhesive tape assembly at the position corresponding to the bending position. The beneficial effects of the utility model are as follows: According to the utility model, a plurality of copper foil adhesive tapes with different thicknesses and flame-retardant insulating film sheets are integrated on the silica gel protective film, so that the adhesive tape has better electromagnetic shielding and insulating functions; The flame-retardant insulating film layer has a better insulating function and a better fireproof flame-retardant function, so that the use safety of a glue product can be improved, and the fireproof grade can reach UL94VTM-V0; The silica gel protective film provides support for the copper foil adhesive tape assembly and the flame-retardant insulating film layer, and is provided with the pull lug part, so that the silica gel protective film can be conveniently removed after the product is attached. According to the utility model, the copper foil adhesive tapes with different thicknesses are arranged according to the use requirement, so that electromagnetic shielding structures with different thicknesses can be formed, the electromagnetic shielding structure can be suitable for complex circuit layout, and the requirements of different circuit designs on the copper foil adhesive tapes with different thicknesses can be met. The folding line is arranged at the position of the adhesive product to be bent, so that the adhesive product is convenient to bend and