CN114023496A - Flexible color conductive display film and preparation method thereof - Google Patents
Flexible color conductive display film and preparation method thereof Download PDFInfo
- Publication number
- CN114023496A CN114023496A CN202111309207.3A CN202111309207A CN114023496A CN 114023496 A CN114023496 A CN 114023496A CN 202111309207 A CN202111309207 A CN 202111309207A CN 114023496 A CN114023496 A CN 114023496A
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- Prior art keywords
- layer
- conductive
- printing
- color
- isolation layer
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- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000002955 isolation Methods 0.000 claims abstract description 33
- 238000007639 printing Methods 0.000 claims abstract description 26
- 238000007650 screen-printing Methods 0.000 claims abstract description 19
- 239000004417 polycarbonate Substances 0.000 claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920000139 polyethylene terephthalate Polymers 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 5
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 4
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 4
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 4
- 229910010272 inorganic material Inorganic materials 0.000 claims abstract description 4
- 239000011147 inorganic material Substances 0.000 claims abstract description 4
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 4
- 238000007731 hot pressing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229920002799 BoPET Polymers 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000002070 nanowire Substances 0.000 claims 1
- 208000010392 Bone Fractures Diseases 0.000 abstract description 2
- 206010017076 Fracture Diseases 0.000 abstract description 2
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 2
- -1 polyethylene terephthalate Polymers 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Switches (AREA)
- Push-Button Switches (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a flexible color conductive display film and a preparation method thereof, wherein the flexible color conductive display film comprises a first isolation layer, a conductive layer is bonded on the top of the first isolation layer, a second isolation layer is bonded on the top of the conductive layer, a silk-screen printing and color printing layer is bonded on the top of the second isolation layer, a PC (polycarbonate) and PET (polyethylene terephthalate) membrane is bonded on the top of the silk-screen printing and color printing layer, the conductive layer is made of any one of a carbon nanotube conductive layer, a graphene conductive layer or a nano metal wire conductive layer, and the first isolation layer and the second isolation layer are both made of wide-forbidden-band inorganic materials. The flexible color conductive display film is reasonable in design, color impression can be realized due to the arrangement of the silk screen printing layer and the color printing layer, the high temperature resistance of the flexible color conductive display film can be improved due to the arrangement of the first isolation layer and the second isolation layer, the flexibility is high, the fracture risk in the use process can be reduced, and the use requirement is met.
Description
Technical Field
The invention relates to the technical field of flexible color conductive display films, in particular to a flexible color conductive display film and a preparation method thereof.
Background
The transparent conductive display film is a film material which can conduct electricity and has high light transmittance in a visible light range, and comprises a metal oxide film system, a metal film system, a polymer film system and other composite film systems.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a flexible color conductive display film and a preparation method thereof.
The invention provides a flexible color conductive display film which comprises a first isolation layer, wherein a conductive layer is bonded on the top of the first isolation layer, a second isolation layer is bonded on the top of the conductive layer, a silk-screen color printing layer is bonded on the top of the second isolation layer, and a diaphragm made of a PC material or a PET material is bonded on the top of the silk-screen color printing layer.
Preferably, the material of the conducting layer is any one of a carbon nanotube conducting layer, a graphene conducting layer or a nano metal wire conducting layer.
Preferably, the first isolation layer and the second isolation layer are both made of wide bandgap inorganic materials.
Preferably, the PC or PET film is made of polycarbonate.
Preferably, the thickness of the conductive layer is 20nm to 200 nm.
The invention also provides a preparation method of the flexible color conductive display film, which comprises the following steps:
s1: printing colorful patterns on PC or PET film by color spray digital technology
S2: printing shading ink around the colorful patterns by screen printing, and printing light guide ink on the colorful patterns;
s3: the isolating layer is covered behind the PC or PET membrane by hot pressing;
s4: printing conductive silver paste and conductive carbon paste on the isolation layer by screen printing and printing transparent conductive ink at the positions of the colorful pattern keys;
s5: covering a layer of isolating film on the conductive ink by using a hot pressing process to protect the conductive ink from being oxidized;
s6: a layer of 3M glue was printed on the barrier film using screen printing.
Compared with the prior art, the invention has the beneficial effects that:
the flexible color conductive display film is reasonable in design, color impression can be realized due to the arrangement of the silk screen printing layer and the color printing layer, the high temperature resistance of the flexible color conductive display film can be improved due to the arrangement of the first isolation layer and the second isolation layer, the flexibility is high, the fracture risk in the use process can be reduced, and the use requirement is met. The flexible color conductive display film is characterized in that color-spraying digital codes are combined with traditional silk-screen printing in the process; meanwhile, the whole thickness of the product is reduced to 0.2mm, which cannot be achieved by other products in the current market.
Drawings
Fig. 1 is a schematic structural diagram of a flexible color conductive display film according to the present invention.
In the figure: 1PC diaphragm, 2 silk screen printing add the color printing layer, 3 second isolation layers, 4 conducting layers, 5 first isolation layers.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1, the present embodiment provides a flexible color conductive display film, including a first isolation layer 5, a conductive layer 4 is bonded to the top of the first isolation layer 5, a second isolation layer 3 is bonded to the top of the conductive layer 4, a silk-screen printing and color printing layer 2 is bonded to the top of the second isolation layer 3, a PC or PET membrane 1 is bonded to the top of the silk-screen printing and color printing layer 2, the conductive layer 4 is a carbon nanotube conductive layer, a graphene conductive layer and a nano metal wire conductive layer, the first isolation layer 5 and the second isolation layer 3 are both made of wide forbidden band inorganic materials, the PC membrane 1 is made of polycarbonate, and the conductive layer 4 is 20nm to 200nm thick.
The embodiment also provides a preparation method of the flexible color conductive display film, which comprises the following steps:
s1: printing colorful patterns on PC or PET film by color spray digital technology
S2: printing shading ink around the colorful patterns by screen printing, and printing light guide ink on the colorful patterns;
s3: the isolating layer is covered behind the PC or PET membrane by hot pressing;
s4: printing conductive silver paste and conductive carbon paste on the isolation layer by screen printing and printing transparent conductive ink at the positions of the colorful pattern keys;
s5: covering a layer of isolating film on the conductive ink by using a hot pressing process to protect the conductive ink from being oxidized;
s6: a layer of 3M glue was printed on the barrier film using screen printing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a flexible colored electrically conductive display film, includes first isolation layer (5), its characterized in that, the top of first isolation layer (5) bonds and has conducting layer (4), and the top of conducting layer (4) bonds and has second isolation layer (3), and the top of second isolation layer (3) bonds and has silk screen printing with color printing layer (2), and the top of silk screen printing with color printing layer (2) bonds and has diaphragm (1) of PC material or PET material.
2. The flexible color conductive display film according to claim 1, wherein the conductive layer (4) is made of any one of a carbon nanotube conductive layer, a graphene conductive layer, and a metal nanowire conductive layer.
3. The flexible color conductive display film according to claim 1, wherein the first isolation layer (5) and the second isolation layer (3) are made of wide bandgap inorganic materials.
4. The flexible color conductive display film and the method for manufacturing the same as claimed in claim 1, wherein the film (1) made of PC or PET is made of polycarbonate.
5. A flexible colour conductive display film according to claim 1, characterized in that the thickness of the conductive layer (4) is 20-200 nm.
6. A preparation method of a flexible color conductive display film is characterized by comprising the following steps:
s1: printing colorful patterns on PC or PET film by color spray digital technology
S2: printing shading ink around the colorful patterns by screen printing, and printing light guide ink on the colorful patterns;
s3: the isolating layer is covered behind the PC or PET membrane by hot pressing;
s4: printing conductive silver paste and conductive carbon paste on the isolation layer by screen printing and printing transparent conductive ink at the positions of the colorful pattern keys;
s5: covering a layer of isolating film on the conductive ink by using a hot pressing process to protect the conductive ink from being oxidized;
s6: a layer of 3M glue was printed on the barrier film using screen printing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111309207.3A CN114023496A (en) | 2021-11-06 | 2021-11-06 | Flexible color conductive display film and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111309207.3A CN114023496A (en) | 2021-11-06 | 2021-11-06 | Flexible color conductive display film and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114023496A true CN114023496A (en) | 2022-02-08 |
Family
ID=80061707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111309207.3A Pending CN114023496A (en) | 2021-11-06 | 2021-11-06 | Flexible color conductive display film and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114023496A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160252766A1 (en) * | 2014-09-03 | 2016-09-01 | Boe Technology Group Co., Ltd. | Color film substrate, method for fabricating the same touch display device |
| CN106847590A (en) * | 2017-04-14 | 2017-06-13 | 常州信息职业技术学院 | A kind of preparation method of film key switch and thin-film key panel |
| CN106887274A (en) * | 2017-03-23 | 2017-06-23 | 广州新视界光电科技有限公司 | A kind of flexible transparent conductive film and preparation method thereof |
| CN108109721A (en) * | 2017-12-12 | 2018-06-01 | 中国南玻集团股份有限公司 | Colourful transparent conductive film and its preparation method and application |
| CN111462952A (en) * | 2020-03-18 | 2020-07-28 | 安徽精卓光显技术有限责任公司 | Conductive film and manufacturing method thereof, touch sensor, metal grid transparent antenna and electronic equipment |
-
2021
- 2021-11-06 CN CN202111309207.3A patent/CN114023496A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160252766A1 (en) * | 2014-09-03 | 2016-09-01 | Boe Technology Group Co., Ltd. | Color film substrate, method for fabricating the same touch display device |
| CN106887274A (en) * | 2017-03-23 | 2017-06-23 | 广州新视界光电科技有限公司 | A kind of flexible transparent conductive film and preparation method thereof |
| CN106847590A (en) * | 2017-04-14 | 2017-06-13 | 常州信息职业技术学院 | A kind of preparation method of film key switch and thin-film key panel |
| CN108109721A (en) * | 2017-12-12 | 2018-06-01 | 中国南玻集团股份有限公司 | Colourful transparent conductive film and its preparation method and application |
| CN111462952A (en) * | 2020-03-18 | 2020-07-28 | 安徽精卓光显技术有限责任公司 | Conductive film and manufacturing method thereof, touch sensor, metal grid transparent antenna and electronic equipment |
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