CN115785837A - Ultrathin composite conductive adhesive sticker integrated with protective film and computer mainboard - Google Patents
Ultrathin composite conductive adhesive sticker integrated with protective film and computer mainboard Download PDFInfo
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- CN115785837A CN115785837A CN202211580648.1A CN202211580648A CN115785837A CN 115785837 A CN115785837 A CN 115785837A CN 202211580648 A CN202211580648 A CN 202211580648A CN 115785837 A CN115785837 A CN 115785837A
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Abstract
The invention discloses an ultrathin composite conductive adhesive sticker integrated with a protective film and a computer mainboard. According to the invention, a product can be taken quickly through the pull lug, when the conductive adhesive tape is used, one surface of the conductive cloth with adhesiveness can be exposed after the grid release film layer is taken off quickly, the adhesiveness of the conductive cloth is utilized for adhesion, the function of the conductive adhesive tape is diversified, the conductive cloth provides electromagnetic shielding performance, the Mylar tape provides insulating performance, the soft conductive cloth is helped to achieve the purpose of smooth attachment through the protective film, the attachment efficiency is improved, the problem of wrinkles during attachment is avoided, a plurality of through holes for positioning are formed in the conductive adhesive tape, the automatic production is convenient to realize, the adhesive tape is high in efficiency and not prone to make mistakes, and the conductive adhesive tape is suitable for industrial popularization and use in the field of computer mainboards.
Description
Technical Field
The invention belongs to the technical field of conductive adhesive stickers, and particularly relates to an integrated protective film ultrathin composite conductive adhesive sticker and a computer mainboard.
Background
With the rapid development of electronic technology, computers are continuously updated to meet the requirements of different consumers. Composite conductive cloth is commonly used on the existing computer motherboard to play a role of electromagnetic shielding, for example, the application number is CN201620372360.9, and the patent name is a novel computer motherboard insulating sheet. However, the composite conductive fabric used for the computer mainboard at present has a single function, and wrinkles and the like are easy to appear during the lamination, which affects the use performance of a computer in the later period.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention aims to provide an integrated protective film ultrathin composite conductive adhesive sticker and a computer mainboard.
In order to achieve the purpose and achieve the technical effect, the invention adopts the technical scheme that:
the utility model provides an ultra-thin compound conductive adhesive subsides of integrated protection film, includes electrically conductive cloth, the lower floor of electrically conductive cloth is provided with the net and leaves the type rete, the upper strata of electrically conductive cloth has set gradually protection film and Mylar sticky tape from top to bottom, the one side that Mylar sticky tape was kept away from to the protection film is provided with draws the eardrum.
Furthermore, set up recess I on the preceding side I of electrically conductive cloth, set up on II of the preceding side of Mylar sticky tape with I structure identical of recess and the recess II that the position corresponds, set up on III of the preceding side of protection film with I and II structures identical of recess and the recess III that the position corresponds, it is provided with a plurality of locating hole on the eardrum to draw, electrically conductive cloth, mylar sticky tape, protection film, draw the eardrum to be from lower supreme back of pasting in proper order, recess I, recess II and the coincidence of recess III, the locating hole falls in recess I.
Furthermore, two positioning holes are symmetrically formed in the ear pulling film and close to the first side edge, and a positioning groove is formed between every two adjacent positioning holes.
Furthermore, the conductive cloth is provided with a through hole, and the Mylar adhesive tape, the protective film and the ear pulling film are also provided with a through hole structure which is matched with the through hole and corresponds to the through hole in position.
Furthermore, another side opposite to the front side I on the conductive cloth is a rear side, the rear side comprises a rear side I, a rear side II, a rear side III and a rear side IV which are sequentially arranged from left to right, a step-shaped structure is formed among the rear side I, the rear side II, the rear side III and the rear side IV, and the Mylar adhesive tape, the protective film and the auricle film all have the same side as the rear side of the conductive cloth.
Furthermore, an arc-shaped groove is formed in the rear side edge I, and a step-shaped structure is formed between the arc-shaped groove and the rear side edge II.
Furthermore, the vertical distance between the rear side I and the front side I is the smallest, the vertical distance between the rear side III and the front side I is the largest, and the vertical distances between the rear side II and the rear side IV and the front side I are equal to each other and are larger than the vertical distance between the rear side I and the front side I.
Furthermore, one end, far away from the positioning hole, of the pull lug membrane is provided with a pull lug, and a pull lug through hole is formed in the pull lug.
Further, the thickness of the conductive cloth is 50 +/-15 microns, and the double surfaces of the conductive cloth have adhesiveness; the thickness of the protective film is 39 +/-5 mu m; the thickness of the Mylar tape is 50 +/-5 mu m; the thickness of the grid release film layer is 100 +/-10 mu m; the total thickness of the ear pulling film is 85 +/-4 mu m.
The invention also discloses a computer mainboard which comprises the ultrathin composite conductive adhesive sticker integrated with the protective film.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses an ultrathin composite conductive adhesive sticker with an integrated protective film and a computer mainboard. According to the ultrathin composite conductive adhesive sticker with the integrated protective film, a product can be taken quickly by arranging the pull lug, internal air is exhausted when the grid release film layer is arranged for convenient attachment, bubbles are prevented from being generated, when the ultrathin composite conductive adhesive sticker is used, one surface of the conductive cloth with adhesiveness can be exposed after the grid release film layer is quickly taken off, adhesion is performed by utilizing the adhesiveness of the conductive cloth, the function of the conductive adhesive sticker is diversified, the problem of function simplification existing in the prior art is solved, the electromagnetic shielding performance is provided through the conductive cloth, the insulating performance is provided through the Mylar tape, the soft conductive cloth is helped to achieve the purpose of smooth attachment through the protective film, the attachment efficiency is improved, the problem of wrinkles during attachment is solved, a plurality of through holes for positioning are formed in the conductive adhesive sticker, the automatic production is convenient to achieve, the adhesive sticker is high in efficiency and is not prone to make mistakes, and the ultrathin composite conductive adhesive sticker is suitable for industrial popularization and use in the field of computer mainboards.
Drawings
FIG. 1 is an exploded view of the present invention;
fig. 2 is a schematic structural diagram of this embodiment 1.
Detailed Description
The present invention is described in detail below so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and thus the scope of the present invention can be clearly and clearly defined.
The following presents a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all contemplated aspects, and is intended to neither identify key or critical elements of all aspects nor delineate the scope of any or all aspects. Its sole purpose is to present some concepts of one or more aspects in a simplified form as a prelude to the more detailed description that is presented later.
As shown in fig. 1-2, an ultra-thin composite conductive adhesive sticker with integrated protection film comprises a conductive cloth 1, wherein a grid is arranged on a lower layer of the conductive cloth 1 and is separated from a release film layer 2, a protection film 3 and a mylar tape 4 are sequentially arranged on an upper layer of the conductive cloth 1 from top to bottom, the conductive cloth 1 provides electromagnetic shielding performance, the grid is arranged to discharge internal air when the release film layer 2 is attached conveniently, bubbles are prevented from being generated, the soft conductive cloth 1 is helped to achieve the purpose of flattening attachment through the protection film 3, the insulation performance is provided through the mylar tape 4, and an ear pulling film 5 is arranged on one surface, away from the mylar tape 4, of the protection film 3.
The conductive cloth 1, the Mylar tape 4, the protective film 3 and the ear pulling film 5 are sequentially arranged from bottom to top, the structures (including shapes, sizes and the like) of the four grooves are matched, the structures of the conductive cloth 1, the protective film 3 and the Mylar tape 4 are the same, a groove I1011 is formed in a front side edge I101 of the conductive cloth 1, a through hole 1012 is formed in the conductive cloth 1, and a positioning effect can be achieved.
The other side opposite to the front side I101 on the conductive cloth 1 is a rear side, the rear side comprises a rear side I102, a rear side II 103, a rear side III 104 and a rear side IV 105 which are sequentially arranged from left to right, the vertical distance between the rear side I102 and the front side I101 is minimum, the vertical distance between the rear side III 104 and the front side I101 is maximum, the vertical distance between the rear side II 103 and the rear side IV 105 and the front side I101 is equal to the vertical distance between the rear side I102 and the front side I101 and is larger than the vertical distance between the rear side I102 and the front side I101, a step-shaped structure is formed between the rear side I102, the rear side II 103, the rear side III 104 and the rear side IV 105, an arc-shaped groove 1021 is formed on the rear side I102, and a step-shaped structure is formed between the arc-shaped groove 1021 and the rear side II 103. Similarly, the mylar tape 4, the protective film 3, and the ear pulling film 5 also have the same rear side as the conductive cloth 1 and the same side as the conductive cloth.
One end of the pull ear membrane 5 away from the positioning hole 502 is provided with a pull ear 504, and the pull ear 504 is provided with a pull ear through hole 505. After the grid is attached in proper order from type rete 2, electrically conductive cloth 1, mylar sticky tape 4, protection film 3, draw eardrum 5 and accomplish, grasp and draw ear 504 and can tear down eardrum 5 fast, the grid is greater than electrically conductive cloth 1, mylar sticky tape 4, protection film 3, the size of drawing eardrum 5 from the size of type rete 2, also can tear down the grid fast and leave type rete 2, the later stage of being convenient for is glued and is pasted the use.
The invention also discloses a computer mainboard which comprises the ultrathin composite conductive adhesive sticker integrated with the protective film.
The conductive cloth 1 is an ED05011N conductive non-woven double-sided tape, namely the double sides of the conductive cloth 1 have good adhesiveness, the adhesiveness of the conductive cloth 1 can be used for later-stage gluing after the grid release film layer 2 is torn off, the conductive cloth 1 also has excellent conductivity, the impedance value is low, the bending resistance is good, the effects of shielding, conductive bonding, electrostatic discharge and the like of the conductive cloth 1 are obvious, and the thickness is 50 +/-15 micrometers.
The grid release film layer 2 adopts WGP10002 transparent grid release film, the thickness is 100 +/-10 mu m, the residual adhesion rate is not less than 80%, the release force is stable, and the smoothness is good.
The type of the protective film 3 is PS-1393, which is a nickel-plated copper conductive fabric coated with black conductive acrylic adhesive, provides conductivity in x, y and z planes, has a thickness of 39 +/-5 mu m, an adhesive peel strength of more than 1000g/25mm, a surface resistivity of less than 0.1 omega/sq, a shielding effectiveness of 70-100dB, excellent adhesion to low-energy base materials, a good shielding effect in a wide frequency range, and meets RoHS and HF standards.
The Mylar tape 4 is CRT-ST0506BM PET single-sided tape, has a thickness of 50 + -5 μm, a dyne value of not less than 38dyn/cm, is peeled at 180 degrees, and has an adhesion to a steel plate of not less than 1200gf/25mm when tested after being placed for 20 min.
The ear pulling film 5 is NS7520L-25BESD, and is prepared by coating one side of PET (polyester film) as substrate with antistatic coating and the other side with silica gel glue and laminating release film, wherein the total thickness of the ear pulling film 5 is 85 + -4 μm, the thickness of the substrate is 75 + -3 μm, the peel force is 20 + -5 g/25mm, and the surface resistance is 10 6 -10 10 Ω。
Example 1
As shown in fig. 1-2, an ultra-thin composite conductive adhesive sticker with integrated protection film comprises a conductive cloth 1, wherein a grid is arranged on a lower layer of the conductive cloth 1 and is separated from a release film layer 2, a protection film 3 and a mylar tape 4 are sequentially arranged on an upper layer of the conductive cloth 1 from top to bottom, the conductive cloth 1 provides electromagnetic shielding performance, the grid is arranged to discharge internal air when the release film layer 2 is attached conveniently, bubbles are prevented from being generated, the soft conductive cloth 1 is helped to achieve the purpose of flattening attachment through the protection film 3, the insulation performance is provided through the mylar tape 4, and an ear pulling film 5 is arranged on one surface, away from the mylar tape 4, of the protection film 3.
The structure of the conductive cloth 1, the structure of the Mylar tape 4, the structure of the protective film 3 and the structure of the ear pulling film 5 are matched from bottom to top, the structures of the conductive cloth 1, the protective film 3 and the Mylar tape 4 are the same, a groove I1011 is formed in the front side I101 of the conductive cloth 1, a through hole 1012 is formed in the conductive cloth 1, and the positioning effect can be achieved, similarly, a groove II 4011 which is identical in structure and corresponds to the groove I1011 in position is formed in the front side II 401 of the Mylar tape 4, the groove II 3011 is formed in the front side III 301 of the protective film 3, a groove III 3011 which is identical in structure and corresponds to the groove I1011 and the groove II 4011 in position is formed in the front side II 401 of the Mylar tape 4, the protective film 3 and the ear pulling film 5, through hole structures which are matched with the through hole 1012 and correspond to the position are formed in the groove I1011, two positioning holes 502 are symmetrically formed in the position on the ear pulling film 5 and close to the first side 501, and are convenient for automatic operation, a positioning groove 503 is formed between the two adjacent positioning grooves 503, the protective film 502, the conductive cloth 1, the protective film 4, the Mylar tape 4, the protective film 3, the lower ear pulling film 3015, the groove I and the groove II are attached to the groove I, and the groove II, and the groove I, and the groove II are overlapped in the groove II, and the groove II.
The other side opposite to the front side I101 on the conductive cloth 1 is a rear side, the rear side comprises a rear side I102, a rear side II 103, a rear side III 104 and a rear side IV 105 which are sequentially arranged from left to right, the vertical distance between the rear side I102 and the front side I101 is minimum, the vertical distance between the rear side III 104 and the front side I101 is maximum, the vertical distance between the rear side II 103 and the rear side IV 105 and the front side I101 is equal to the vertical distance between the rear side I102 and the front side I101 and is larger than the vertical distance between the rear side I102 and the front side I101, a step-shaped structure is formed between the rear side I102, the rear side II 103, the rear side III 104 and the rear side IV 105, an arc-shaped groove 1021 is formed on the rear side I102, and a step-shaped structure is formed between the arc-shaped groove 1021 and the rear side II 103. Similarly, the mylar tape 4, the protective film 3, and the ear pulling film 5 also have the same rear side as the conductive cloth 1 and the same side as the conductive cloth.
One end of the pull lug film 5, which is far away from the positioning hole 502, is provided with a pull lug 504, and the pull lug 504 is provided with a pull lug through hole 505. After the grid is attached in proper order from type rete 2, electrically conductive cloth 1, mylar sticky tape 4, protection film 3, draw eardrum 5 and accomplish, grasp and draw ear 504 and can tear down eardrum 5 fast, the grid is greater than electrically conductive cloth 1, mylar sticky tape 4, protection film 3, the size of drawing eardrum 5 from type rete 2, also can tear down the grid fast from type rete 2, the later stage of being convenient for glues and pastes the use.
The embodiment also discloses a computer mainboard which comprises the ultrathin composite conductive adhesive sticker integrated with the protective film.
The conductive cloth 1 is made of an ED05011N conductive non-woven double-sided tape, namely the double sides of the conductive cloth 1 have good adhesiveness, the adhesiveness of the conductive cloth 1 can be used for later-stage gluing after the grid release film layer 2 is torn off, the conductive cloth 1 also has excellent conductivity, the impedance value is low, the bending resistance is good, the effects of shielding, conductive bonding, electrostatic discharge and the like of the conductive cloth 1 are obvious, and the thickness is 50 micrometers.
The grid release film layer 2 adopts WGP10002 transparent grid release film, the thickness is 100 μm, the residual adhesion rate is not less than 80%, the release force is stable, and the flatness is good.
The protective film 3 is PS-1393, is a nickel-plated copper conductive fabric coated with black conductive acrylic adhesive, provides conductivity in x, y and z planes, has a thickness of 39 μm, an adhesive peel strength of more than 1000g/25mm, a surface resistivity of less than 0.1 Ω/sq, a shielding effectiveness of 100dB, excellent adhesion to low-energy substrates, a good shielding effect in a wide frequency range, and meets the RoHS and HF standards.
The Mylar tape 4 is CRT-ST0506BM PET single-sided tape, has a thickness of 50 μm, a dyne value of not less than 38dyn/cm, is peeled at 180 degrees, and has an adhesion to a steel plate of not less than 1200gf/25mm when tested after being left for 20 min.
The ear pulling film 5 is NS7520L-25BESD, and is prepared by coating one side of PET (polyester film) as substrate with antistatic coating and the other side with silica gel glue and laminating release film, wherein the total thickness of the ear pulling film 5 is 85 μm, the thickness of the substrate is 72 μm, the peel force is 20g/25mm, and the surface resistance is 10 6 Ω。
The parts or structures of the invention which are not described in detail can be the same as those in the prior art or the existing products, and are not described in detail herein.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides an ultra-thin compound conductive adhesive subsides of integrated protection film, its characterized in that, includes electrically conductive cloth, the lower floor of electrically conductive cloth is provided with the net and leaves the type rete, the upper strata of electrically conductive cloth has set gradually protection film and Mylar sticky tape from top to bottom, the one side that Mylar sticky tape was kept away from to the protection film is provided with draws the eardrum.
2. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 1, wherein a groove I is formed in a front side edge I of the conductive cloth, a groove II which is identical in structure and corresponds to the groove I in position is formed in a front side edge II of the Mylar tape, a groove III which is identical in structure and corresponds to the groove I and the groove II in position is formed in a front side edge III of the protective film, a plurality of positioning holes are formed in the ear pulling film, and after the conductive cloth, the Mylar tape, the protective film and the ear pulling film are sequentially attached from bottom to top, the groove I, the groove II and the groove III coincide, and the positioning holes are located in the groove I.
3. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 2, wherein two positioning holes are symmetrically formed in the ear pulling film and close to the first side edge, and a positioning groove is formed between every two adjacent positioning holes.
4. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 1, wherein through holes are formed in the conductive cloth, and the mylar tape, the protective film and the tab film are provided with through hole structures which are matched with the through holes and correspond to the through holes in position.
5. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 1, wherein the other side of the conductive cloth opposite to the front side i is a rear side, the rear side comprises a rear side i, a rear side ii, a rear side iii and a rear side iv which are sequentially arranged from left to right, a stepped structure is formed among the rear side i, the rear side ii, the rear side iii and the rear side iv, and the mylar tape, the protective film and the tab film all have the same side as the rear side of the conductive cloth.
6. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 5, wherein an arc-shaped groove is formed in the rear side I, and a step-shaped structure is formed between the arc-shaped groove and the rear side II.
7. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 5, wherein the vertical distance between the rear side I and the front side I is the smallest, the vertical distance between the rear side III and the front side I is the largest, and the vertical distances between the rear side II and the rear side IV and the front side I are equal to each other and are greater than the vertical distance between the rear side I and the front side I.
8. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 7, wherein a pull lug is arranged at one end of the pull lug film, which is far away from the positioning hole, and a pull lug through hole is formed in the pull lug.
9. The ultrathin composite conductive adhesive sticker with the integrated protective film as claimed in claim 1, wherein the thickness of the conductive cloth is 50 +/-15 μm, and the two surfaces of the conductive cloth have adhesive properties; the thickness of the protective film is 39 +/-5 mu m; the thickness of the Mylar tape is 50 +/-5 mu m; the thickness of the grid release film layer is 100 +/-10 mu m; the total thickness of the ear pulling film is 85 +/-4 mu m.
10. A computer motherboard comprising the ultrathin composite conductive adhesive sticker with integrated protective film according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211580648.1A CN115785837A (en) | 2022-12-09 | 2022-12-09 | Ultrathin composite conductive adhesive sticker integrated with protective film and computer mainboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211580648.1A CN115785837A (en) | 2022-12-09 | 2022-12-09 | Ultrathin composite conductive adhesive sticker integrated with protective film and computer mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115785837A true CN115785837A (en) | 2023-03-14 |
Family
ID=85419148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211580648.1A Pending CN115785837A (en) | 2022-12-09 | 2022-12-09 | Ultrathin composite conductive adhesive sticker integrated with protective film and computer mainboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115785837A (en) |
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2022
- 2022-12-09 CN CN202211580648.1A patent/CN115785837A/en active Pending
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