CN115449311B - Mobile phone screen die-cutting diaphragm capable of reducing electromagnetic interference - Google Patents
Mobile phone screen die-cutting diaphragm capable of reducing electromagnetic interference Download PDFInfo
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- CN115449311B CN115449311B CN202210694183.6A CN202210694183A CN115449311B CN 115449311 B CN115449311 B CN 115449311B CN 202210694183 A CN202210694183 A CN 202210694183A CN 115449311 B CN115449311 B CN 115449311B
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- absorbing material
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- 238000005520 cutting process Methods 0.000 title claims abstract description 12
- 239000000853 adhesive Substances 0.000 claims abstract description 64
- 230000001070 adhesive effect Effects 0.000 claims abstract description 64
- 239000012528 membrane Substances 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 239000006260 foam Substances 0.000 claims abstract description 30
- 239000011358 absorbing material Substances 0.000 claims abstract description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011889 copper foil Substances 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims abstract description 11
- 239000002313 adhesive film Substances 0.000 claims description 30
- 239000002390 adhesive tape Substances 0.000 claims description 16
- 229920002799 BoPET Polymers 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 238000004026 adhesive bonding Methods 0.000 claims description 11
- 238000003490 calendering Methods 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 238000013016 damping Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 12
- 229920000742 Cotton Polymers 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
- C09J7/403—Adhesives in the form of films or foils characterised by release liners characterised by the structure of the release feature
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/124—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/16—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
- C09J2400/16—Metal
- C09J2400/163—Metal in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/24—Presence of a foam
- C09J2400/243—Presence of a foam in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The application discloses a die-cutting membrane capable of reducing electromagnetic interference for a mobile phone screen, which comprises a protective film, blue single-sided adhesive, a wave absorbing material, copper foil single-sided adhesive, foam single-sided adhesive and a grid release film, wherein the grid release film is positioned at the bottom surface of the foam single-sided adhesive, the protective film is positioned at the upper end surface of the foam single-sided adhesive, the blue single-sided adhesive, the wave absorbing material and the copper foil single-sided adhesive are positioned between the protective film and the foam single-sided adhesive, a reinforced composite film is fixed on the protective film, and a release film body is fixed on the grid release film. The die-cut membrane for the mobile phone screen, which can reduce electromagnetic interference, is provided with foam, copper foil, grid glue and wave absorbing material, can play a role in damping and absorbing energy, has the performances of heat dissipation and electric conduction, can be conveniently adhered and exhausted, shields and reduces electromagnetic interference, and has the reinforcing effect of the protective film, so that the use strength is increased, the protective performance is more excellent, and the anti-interference performance is stronger.
Description
Technical Field
The application relates to the field of electronic equipment, in particular to a die-cut membrane capable of reducing electromagnetic interference for a mobile phone screen.
Background
The die-cutting membrane for the mobile phone screen is a membrane for protecting the mobile phone, the operation of electronic equipment is increasingly intelligent, the machine body is thinner, the continuous innovation of the die-cutting process and the support of the ultra-fine processing technology are kept away, the membrane plays a good role in protecting the mobile phone, and along with the continuous development of technology, the requirements of people on the manufacturing process of the die-cutting membrane for the mobile phone screen are higher.
The existing mobile phone screen die-cutting diaphragm has certain defects when in use, firstly, the mobile phone screen die-cutting diaphragm cannot be conveniently protected when in use, the damping and heat dissipation effects are poor, the electromagnetic interference condition possibly occurs, the use performance is reduced, the use of people is not facilitated, the diaphragm is single in use structure, the functionality is poor, certain adverse effects are brought to the use process of people, and therefore, the mobile phone screen die-cutting diaphragm capable of reducing the electromagnetic interference is provided.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the application provides the die-cut membrane for the mobile phone screen, which can reduce electromagnetic interference, has the functions of shock absorption and energy absorption, has the performances of heat dissipation and electric conduction, can be conveniently pasted and exhausted, shields and reduces the electromagnetic interference, has the reinforcing effect of a protective film, increases the use intensity, has more excellent protective performance and stronger anti-interference performance, and can effectively solve the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the technical scheme adopted by the application is as follows: the utility model provides a but reduce electromagnetic interference's mobile phone screen cross cutting diaphragm, includes protection film, blue single face is glued, is inhaled wave material, copper foil single face and glues, bubble cotton single face and net from the type membrane, the net is from the type membrane and is located the bottom surface position that bubble cotton single face was glued, the protection film is located the upper end surface position that bubble cotton single face was glued, blue single face is glued, is inhaled wave material, copper foil single face and is located the protection film and bubble cotton single face and glue between the position, be fixed with the enhancement complex film on the protection film, the net is from being fixed with from the type membrane body on the type membrane, be fixed with shielding film material on the wave material that absorbs.
As a preferable technical scheme of the application, the reinforced composite film comprises a PET film, a first double-sided adhesive and a second double-sided adhesive, wherein the first double-sided adhesive is positioned at the upper surface position of the PET film, and the second double-sided adhesive is positioned at the lower surface position of the PET film.
As a preferable technical scheme of the application, the release film body comprises a release agent, a PE film, a fiber film and a sol film, wherein the release agent is positioned on the surface of the PE film, the PE film is positioned on the surface of the fiber film, and the fiber film is positioned on the surface of the sol film.
As a preferable technical scheme of the application, the shielding film material comprises a shielding film, a first adhesive film, an electromagnetic shielding film, a second adhesive film and a conductive lining film, wherein the shielding film is positioned on the surface of the first adhesive film, the first adhesive film is positioned on the surface of the electromagnetic shielding film, the electromagnetic shielding film is positioned on the surface of the second adhesive film, and the second adhesive film is positioned on the surface of the conductive lining film.
As a preferable technical scheme of the application, the surface of the wave absorbing material is glued on the bottom surface of the protective film through blue single-sided adhesive, and the bottom surface of the protective film is connected with the grid release film through glue of foam single-sided adhesive.
As a preferable technical scheme of the application, the PET film, the first double-sided adhesive tape and the second double-sided adhesive tape are integrally formed in a gluing and laminating mode.
As a preferable technical scheme of the application, the release agent, the PE film, the fiber film and the sol film are integrally formed by means of gluing and hot pressing.
As a preferable technical scheme of the application, the shielding film, the first adhesive film, the electromagnetic shielding film, the second adhesive film and the conductive lining film are integrally formed by means of gluing and calendaring.
(III) beneficial effects
Compared with the prior art, the application provides the die-cut membrane for the mobile phone screen, which can reduce electromagnetic interference and has the following beneficial effects: this kind of reducible electromagnetic interference's cell-phone screen cross cutting diaphragm can play the effect of shock attenuation energy-absorbing through bubble cotton, the copper foil, net is glued and wave absorbing material, heat dissipation and conductive performance have, can also conveniently paste and exhaust, the shielding reduces electromagnetic interference, the protection film has the effect of strengthening, increase use strength, the protection performance is more excellent, interference immunity can be stronger, the protection film has fine protect function, blue single face is glued and is convenient for discern, wave absorbing material has the shielding effect, copper foil single face is glued and can play conductive effect, bubble cotton single face is glued and has fine buffer effect, net is from the protection of going out of type membrane, the PET membrane, first double face is glued, through the mode integrated into one piece of glue lamination between the second double face is glued, increase bubble cotton single face is glued intensity of use, longer life-span, release agent, PE membrane, fibrous membrane, through the integrated into one piece of glue hot pressing mode between the sol membrane, increase net is from the result of use of type membrane, electromagnetic membrane, first glued membrane, second, integrated into one piece through the mode of calendering between the conductive lining membrane, have better shield effect, whole shield membrane, whole simple structure is compared with traditional mode of operation of membrane, convenient for use of diaphragm, the diaphragm is convenient for operation.
Drawings
Fig. 1 is a schematic diagram of the whole structure of a die-cut membrane for a mobile phone screen, which can reduce electromagnetic interference.
Fig. 2 is a schematic structural diagram of a protective film in a die-cut membrane for a mobile phone screen, which can reduce electromagnetic interference.
Fig. 3 is a schematic structural diagram of a reinforced composite membrane in a die-cut membrane for a mobile phone screen, which can reduce electromagnetic interference.
Fig. 4 is a schematic structural diagram of a grid release film in a die-cut membrane of a mobile phone screen, which can reduce electromagnetic interference.
Fig. 5 is a schematic structural diagram of a release film body in a die-cut film of a mobile phone screen, which can reduce electromagnetic interference.
Fig. 6 is a schematic structural diagram of a wave absorbing material in a die-cut membrane of a mobile phone screen, which can reduce electromagnetic interference.
Fig. 7 is a schematic structural diagram of a shielding film material in a die-cut membrane for a mobile phone screen, which can reduce electromagnetic interference.
In the figure: 1. a protective film; 2. blue single-sided adhesive tape; 3. a wave absorbing material; 4. copper foil single-sided adhesive tape; 5. foam single-sided adhesive tape; 6. grid release film; 7. reinforcing the composite membrane; 8. a PET film; 9. a first double-sided adhesive; 10. a conductive liner film; 11. a second double-sided adhesive; 12. a second adhesive film; 13. a release film body; 14. an electromagnetic shielding film; 15. a release agent; 16. a PE film; 17. a sol film; 18. a fibrous membrane; 19. shielding film materials; 20. a shielding film; 21. a first adhesive film.
Detailed Description
The technical solution of the present application will be clearly and completely described below with reference to the accompanying drawings and detailed description, but it will be understood by those skilled in the art that the examples described below are some, but not all, examples of the present application, and are intended to be illustrative of the present application only and should not be construed as limiting the scope of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. The specific conditions are not noted in the examples and are carried out according to conventional conditions or conditions recommended by the manufacturer. The reagents or apparatus used were conventional products commercially available without the manufacturer's attention.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
Embodiment one:
as shown in fig. 1-7, a die-cut membrane capable of reducing electromagnetic interference for a mobile phone screen comprises a protective film 1, a blue single-sided adhesive 2, a wave absorbing material 3, a copper foil single-sided adhesive 4, a foam single-sided adhesive 5 and a grid release film 6, wherein the grid release film 6 is positioned at the bottom surface of the foam single-sided adhesive 5, the protective film 1 is positioned at the upper end surface of the foam single-sided adhesive 5, the blue single-sided adhesive 2, the wave absorbing material 3 and the copper foil single-sided adhesive 4 are positioned between the protective film 1 and the foam single-sided adhesive 5, a reinforced composite film 7 is fixed on the protective film 1, a release film body 13 is fixed on the grid release film 6, and a shielding film material 19 is fixed on the wave absorbing material 3.
Further, the reinforced composite film 7 comprises a PET film 8, a first double sided adhesive tape 9 and a second double sided adhesive tape 11, wherein the first double sided adhesive tape 9 is positioned at the upper surface position of the PET film 8, and the second double sided adhesive tape 11 is positioned at the lower surface position of the PET film 8.
As a preferable technical scheme of the application, the surface of the wave absorbing material 3 is glued on the bottom surface of the protective film 1 through the blue single-sided adhesive 2, and the bottom surface of the protective film 1 is connected with the grid release film 6 through the foam single-sided adhesive 5.
Further, the PET film 8, the first double-sided adhesive tape 9 and the second double-sided adhesive tape 11 are integrally formed in a gluing and laminating mode.
Embodiment two:
on the basis of the first embodiment, as shown in fig. 1-7, a die-cut membrane capable of reducing electromagnetic interference for a mobile phone screen comprises a protective film 1, blue single-sided adhesive 2, a wave absorbing material 3, copper foil single-sided adhesive 4, foam single-sided adhesive 5 and a grid release film 6, wherein the grid release film 6 is positioned at the bottom surface of the foam single-sided adhesive 5, the protective film 1 is positioned at the upper end surface of the foam single-sided adhesive 5, the blue single-sided adhesive 2, the wave absorbing material 3 and the copper foil single-sided adhesive 4 are positioned between the protective film 1 and the foam single-sided adhesive 5, a reinforced composite film 7 is fixed on the protective film 1, a release film body 13 is fixed on the grid release film 6, and a shielding film material 19 is fixed on the wave absorbing material 3.
Further, the release film body 13 comprises a release agent 15, a PE film 16, a fiber film 18 and a sol film 17, wherein the release agent 15 is positioned on the surface of the PE film 16, the PE film 16 is positioned on the surface of the fiber film 18, and the fiber film 18 is positioned on the surface of the sol film 17.
As a preferable technical scheme of the application, the surface of the wave absorbing material 3 is glued on the bottom surface of the protective film 1 through the blue single-sided adhesive 2, and the bottom surface of the protective film 1 is connected with the grid release film 6 through the foam single-sided adhesive 5.
Further, the release agent 15, the PE film 16, the fiber film 18 and the sol film 17 are integrally formed by means of gluing and hot pressing.
Embodiment III:
on the basis of the first embodiment and the second embodiment, as shown in fig. 1-7, a die-cut membrane capable of reducing electromagnetic interference for a mobile phone screen comprises a protective film 1, a blue single-sided adhesive 2, a wave absorbing material 3, a copper foil single-sided adhesive 4, a foam single-sided adhesive 5 and a grid release film 6, wherein the grid release film 6 is positioned at the bottom surface of the foam single-sided adhesive 5, the protective film 1 is positioned at the upper end surface of the foam single-sided adhesive 5, the blue single-sided adhesive 2, the wave absorbing material 3 and the copper foil single-sided adhesive 4 are positioned between the protective film 1 and the foam single-sided adhesive 5, a reinforced composite film 7 is fixed on the protective film 1, a release film body 13 is fixed on the grid release film 6, and a shielding film material 19 is fixed on the wave absorbing material 3.
Further, the shielding film material 19 includes a shielding film 20, a first adhesive film 21, an electromagnetic shielding film 14, a second adhesive film 12 and a conductive lining film 10, where the shielding film 20 is located on the surface of the first adhesive film 21, the first adhesive film 21 is located on the surface of the electromagnetic shielding film 14, the electromagnetic shielding film 14 is located on the surface of the second adhesive film 12, and the second adhesive film 12 is located on the surface of the conductive lining film 10.
Further, the shielding film 20, the first adhesive film 21, the electromagnetic shielding film 14, the second adhesive film 12, and the conductive lining film 10 are integrally formed by gluing and calendaring.
Working principle: the application comprises a protective film 1, a blue single-sided adhesive 2, a wave absorbing material 3, a copper foil single-sided adhesive 4, a foam single-sided adhesive 5, a grid release film 6, a reinforced composite film 7, a PET film 8, a first double-sided adhesive 9, a conductive lining film 10, a second double-sided adhesive 11, a second adhesive film 12, a release film body 13, an electromagnetic shielding film 14, a release agent 15, a PE film 16, a sol film 17, a fiber film 18, a shielding film material 19, a shielding film 20 and a first adhesive film 21, wherein when the protective film 1 has a good protective function, the blue single-sided adhesive 2 is convenient to identify, the wave absorbing material 3 has a shielding effect, the copper foil single-sided adhesive 4 can play a role in conducting electricity, the foam single-sided adhesive 5 has a good buffering effect, the grid release film 6 performs shipment protection, the PET film 8, the first double-sided adhesive 9 and the second double-sided adhesive 11 are integrally formed by a laminating mode, the use intensity of the foam single-sided adhesive tape 5 is increased, the service life is longer, the release agent 15, the PE film 16, the fiber film 18 and the sol film 17 are integrally formed in a gluing and hot-pressing mode, the use effect of the grid release film 6 is increased, the shielding film 20, the first adhesive film 21, the electromagnetic shielding film 14, the second adhesive film 12 and the conductive lining film 10 are integrally formed in a gluing and calendaring mode, the better electromagnetic shielding effect is achieved, the use performance of the membrane is improved, foam, copper foil, grid adhesive and the wave absorbing material 3 are arranged, the effects of damping and energy absorption are achieved, the heat dissipation and conductivity are achieved, the adhesion and the exhaust can be conveniently carried out, the electromagnetic interference is reduced through shielding, the protection film 1 has the reinforcing effect, the use intensity is increased, the protection performance is more excellent, and the anti-interference performance is stronger.
It should be noted that in this document, relational terms such as first and second (first and second), and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing has shown and described the basic principles and main features of the present application and the advantages of the present application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present application, and various changes and modifications may be made without departing from the spirit and scope of the application, which is defined in the appended claims.
Claims (1)
1. The utility model provides a but reduce electromagnetic interference's mobile phone screen cross cutting diaphragm, includes protection film (1), blue single face is glued (2), wave absorbing material (3), copper foil single face is glued (4), foam single face is glued (5) and net from type membrane (6), its characterized in that: the grid release film (6) is positioned at the bottom surface of the foam single-sided adhesive (5), the protective film (1) is positioned at the upper end surface of the foam single-sided adhesive (5), the blue single-sided adhesive (2), the wave absorbing material (3) and the copper foil single-sided adhesive (4) are positioned at the position between the protective film (1) and the foam single-sided adhesive (5), the protective film (1) is fixedly provided with a reinforced composite film (7), the grid release film (6) is fixedly provided with a release film body (13), and the wave absorbing material (3) is fixedly provided with a shielding film material (19);
the reinforced composite film (7) comprises a PET film (8), a first double-sided adhesive tape (9) and a second double-sided adhesive tape (11), wherein the first double-sided adhesive tape (9) is positioned at the upper surface position of the PET film (8), and the second double-sided adhesive tape (11) is positioned at the lower surface position of the PET film (8);
the PET film (8), the first double-sided adhesive (9) and the second double-sided adhesive (11) are integrally formed in a gluing and laminating mode;
the release film body (13) comprises a release agent (15), a PE film (16), a fiber film (18) and a sol film (17), wherein the release agent (15) is positioned on the surface of the PE film (16), the PE film (16) is positioned on the surface of the fiber film (18), and the fiber film (18) is positioned on the surface of the sol film (17);
the release agent (15), the PE film (16), the fiber film (18) and the sol film (17) are integrally formed in a gluing and hot-pressing mode;
the shielding film material (19) comprises a shielding film (20), a first adhesive film (21), an electromagnetic shielding film (14), a second adhesive film (12) and a conductive lining film (10), wherein the shielding film (20) is positioned on the surface of the first adhesive film (21), the first adhesive film (21) is positioned on the surface of the electromagnetic shielding film (14), the electromagnetic shielding film (14) is positioned on the surface of the second adhesive film (12), and the second adhesive film (12) is positioned on the surface of the conductive lining film (10);
the shielding film (20), the first adhesive film (21), the electromagnetic shielding film (14), the second adhesive film (12) and the conductive lining film (10) are integrally formed in a gluing and calendaring mode;
the surface of the wave absorbing material (3) is glued on the bottom surface of the protective film (1) through a blue single-sided adhesive (2), and the bottom surface of the protective film (1) is connected with the grid release film (6) through a foam single-sided adhesive (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210694183.6A CN115449311B (en) | 2022-06-20 | 2022-06-20 | Mobile phone screen die-cutting diaphragm capable of reducing electromagnetic interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210694183.6A CN115449311B (en) | 2022-06-20 | 2022-06-20 | Mobile phone screen die-cutting diaphragm capable of reducing electromagnetic interference |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115449311A CN115449311A (en) | 2022-12-09 |
| CN115449311B true CN115449311B (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210694183.6A Active CN115449311B (en) | 2022-06-20 | 2022-06-20 | Mobile phone screen die-cutting diaphragm capable of reducing electromagnetic interference |
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| CN (1) | CN115449311B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534245A (en) * | 2020-06-02 | 2020-08-14 | 东莞捷邦实业有限公司 | Foam copper foil adhesive tape wrapping shielding assembly, production process thereof and wrapping bonding equipment |
| CN111808545A (en) * | 2020-07-24 | 2020-10-23 | 广东弘擎电子材料科技有限公司 | Heat dissipation type electromagnetic shielding wave-absorbing adhesive tape |
| CN212184008U (en) * | 2020-06-18 | 2020-12-18 | 东莞市溢庆电子应用材料有限公司 | Insulation wave-absorbing structure for electronic product |
-
2022
- 2022-06-20 CN CN202210694183.6A patent/CN115449311B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534245A (en) * | 2020-06-02 | 2020-08-14 | 东莞捷邦实业有限公司 | Foam copper foil adhesive tape wrapping shielding assembly, production process thereof and wrapping bonding equipment |
| CN212184008U (en) * | 2020-06-18 | 2020-12-18 | 东莞市溢庆电子应用材料有限公司 | Insulation wave-absorbing structure for electronic product |
| CN111808545A (en) * | 2020-07-24 | 2020-10-23 | 广东弘擎电子材料科技有限公司 | Heat dissipation type electromagnetic shielding wave-absorbing adhesive tape |
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| CN115449311A (en) | 2022-12-09 |
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