CN111163540A - Graphene heating film - Google Patents
Graphene heating film Download PDFInfo
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- CN111163540A CN111163540A CN202010063707.2A CN202010063707A CN111163540A CN 111163540 A CN111163540 A CN 111163540A CN 202010063707 A CN202010063707 A CN 202010063707A CN 111163540 A CN111163540 A CN 111163540A
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- graphene
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- graphene heating
- carrier
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 120
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 96
- 238000000576 coating method Methods 0.000 claims abstract description 54
- 239000011248 coating agent Substances 0.000 claims abstract description 36
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052709 silver Inorganic materials 0.000 claims abstract description 19
- 239000004332 silver Substances 0.000 claims abstract description 19
- 229920000642 polymer Polymers 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 10
- 229910002804 graphite Inorganic materials 0.000 claims description 14
- 239000010439 graphite Substances 0.000 claims description 14
- -1 graphite alkene Chemical class 0.000 claims description 14
- 229920002799 BoPET Polymers 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000011241 protective layer Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000000554 physical therapy Methods 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Resistance Heating (AREA)
Abstract
The invention relates to the technical field of graphene material application, and particularly discloses a graphene heating film which comprises a heating film body, wherein the heating film body comprises a carrier and a plurality of rectangular planar graphene heating coatings coated on the carrier, and a high polymer insulating film is thermally coated on the graphene heating coatings; silver electrode strips are arranged at the bottoms of the two ends of each graphene heating coating, and graphene strips for preventing the silver electrode strips from contacting the carrier are arranged between the silver electrode strips and the carrier; the adjacent graphene heating coatings are connected in parallel through the electrode connecting section, electrode current-carrying strips are arranged on the upper surfaces of the graphene heating coatings and the electrode connecting section, and the electrode current-carrying strips are clamped between the graphene heating coatings and the polymer insulating film; the both ends of heating film body are equipped with connecting terminal, and connecting terminal puncture current-carrying strip is fixed in on the heating film body, and it generates heat evenly, and it is efficient to generate heat, and the security is high, long service life, and production monitoring and rear end processing are simple and convenient.
Description
Technical Field
The invention relates to the technical field of application of graphene materials, in particular to a graphene heating film.
Background
The heating film is a plane heating element composed of an electric insulating material and a heating resistance material packaged in the electric insulating material. The heating films are divided into high molecules, printing ink, carbon fibers, metal wires and the like according to the difference of heating materials, the heating films belong to electric heating elements and have common or similar characteristics, but the inherent physical, chemical, electrochemical, electric heating and other properties of different heating materials are different, so that the performances of different types of heating films are determined to be different, and certain potential safety hazards exist in the conventional heating films more or less during use.
Graphene is used as a new material, and has excellent optical, electrical and mechanical properties, under the condition that a graphene heating film is electrified, carbon molecules in an electric heating film generate phonons, ions and electrons in a resistor, heat energy is generated by mutual friction and collision among generated carbon molecular groups, the heat energy is uniformly radiated out in a plane mode by far infrared rays with the wavelength controlled between 5 and 14 micrometers, the total conversion rate of effective electric heat energy reaches more than 99 percent, and the superconductivity of the graphene material is added, so that the stability of heating performance is ensured. Compared with the conventional metal wire heating film, the metal wire heating film has stable and safe heating, and the emitted infrared rays are called 'life rays'.
The graphene heating film in the prior art has the defects of non-uniform heating, inconvenient impedance monitoring, short service life and the like. The graphene heating film comprises a base layer, a graphene layer and a protective layer, wherein the graphene layer is coated on the upper surface of the base layer, the protective layer is laid on the upper surface of the graphene layer, the base layer, the graphene layer and the protective layer are fixedly connected, the base layer and the protective layer are subjected to edge covering treatment at edge positions, electrodes are arranged on the graphene layer and are electrically connected with the graphene layer, conductive fillers are mixed and filled in the graphene layer, and the electrodes are electrically connected with a power supply.
Graphene heating film among the above-mentioned technical scheme, its heating film is an overall structure, and its homogeneity of generating heat is difficult to guarantee, and the impedance of heating film can't separately monitor, and the protective layer only lays in graphite alkene layer upper surface, and the resistance to peeling off is poor, and high voltage breakdown resistance and life all can discount greatly.
Disclosure of Invention
In order to solve the problems of the existing graphene heating film, the invention provides the graphene heating film which is uniform in heating, high in heating efficiency, high in safety, long in service life, and simple and convenient in production monitoring and rear-end processing.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a graphite alkene heating film, includes the heating film body, its characterized in that: the heating film body comprises a carrier and a plurality of rectangular planar graphene heating coatings coated on the carrier, wherein the graphene heating coatings are thermally coated with polymer insulating films;
silver electrode strips are arranged at the bottoms of the two ends of the graphene heating coating, and graphene strips for preventing the silver electrode strips from contacting with the carrier are arranged between the silver electrode strips and the carrier;
the adjacent graphene heating coatings are connected in parallel through the electrode connecting section, electrode current carrying strips are arranged on the upper surfaces of the graphene heating coatings and the electrode connecting section, and the electrode current carrying strips are clamped between the graphene heating coatings and the polymer insulating film;
connecting terminals are arranged at two ends of the heating film body and penetrate through the current carrying strip and are fixed on the heating film body.
Furthermore, a plurality of evenly distributed square holes are formed at two ends of the graphene heating coating.
Furthermore, the connecting terminal is externally connected with a power line, and a thermal protection switch is arranged between the connecting terminal and the power line.
Further, connecting terminal includes the pinion rack and sets up in pinion rack one side and the fashioned a plurality of tooth ends of pinion rack vertical bending, the bottom of pinion rack is equipped with the wiring end, wiring end external power line.
Furthermore, the top of the tooth end is of a convex tip shape.
Further, the width of the graphene heating coating is 100-180 mm.
Further, the width of the electrode connecting section is 3-30 mm.
Further, the base material of the carrier is a PET film.
Furthermore, the material of the electrode current-carrying strip is conductive copper foil.
Further, the outer surface of the polymer insulating film is coated with gas-phase aluminum oxide and is subjected to high-pressure surface treatment.
The invention has the beneficial effects that:
the graphene heating coating is arranged to be coated on the carrier in a rectangular surface shape, the width of the rectangular surface is designed in a proper range, the thickness uniformity of the graphene heating coating is facilitated, stable graphene heating impedance is achieved, and therefore the far infrared method phase emissivity and the electrothermal radiation conversion efficiency of graphene are improved.
The silver electrode strips are arranged at the bottoms of the two ends of the graphene heating coating, and the graphene strips are arranged between the silver electrode strips and the carrier, so that the silver electrode strips can be effectively prevented from being in direct contact with the carrier, the vulcanization reaction between the silver electrode strips and the carrier is prevented, and the service life of a product is prolonged.
Set up the electrode connecting section between adjacent graphite alkene heating coating, with every graphite alkene heating coating parallel connection, reach a whole, the rear end process can be tailor according to different product length wantonly, reaches a membrane multi-purpose.
A plurality of evenly distributed square holes are formed in the two ends of each graphene heating coating, the impedance of each section of graphene heating coating can be within a standard range in the production process, meanwhile, the contact surface between the graphene heating coating and an electrode current carrying strip and a silver electrode is increased, and safe current carrying is more reliable.
The upper surface of graphite alkene heating coating and electrode connection section sets up the electrode current-carrying strip, can improve graphite alkene heating film both ends bearing capacity, and in standard power scope, the safe current-carrying capacity of increase graphite alkene heating film electrode end improves the security of product.
The polymer insulating film is thermally laminated on the upper surfaces of the electrode current-carrying strip and the graphene heating coating, so that the electrode current-carrying strip has strong peeling resistance and high-voltage breakdown resistance, and the service life of the product is prolonged.
Connecting terminal's pinion rack one side is equipped with and bends a plurality of tooth ends of shaping perpendicularly with the pinion rack, and the top of tooth end is the cusp type, and a plurality of tops are the tip puncture graphite alkene chip that generates heat of cusp type, and with graphite alkene heating film firm in connection, the effective function of guarantee graphite alkene heating film.
The graphene heating film has the far infrared heating physiotherapy effect, and the graphene heating coating can emit far infrared light waves of 4-16 mu m after being heated in a conductive manner, so that the graphene heating film is applied to body care of a human body, heating in winter, transformation and upgrading of various traditional industries and the like; the far infrared light wave is close to the movement frequency of cell molecules in the human body, after the far infrared light wave permeates into the human body, the far infrared light wave can cause the resonance of atoms and molecules of cells of the human body, the resonance absorption is penetrated, the vibration friction and the heat generation between the molecules form a thermal reaction, so that the capillary vessel is expanded, the blood circulation is accelerated, the cells are activated, the blood circulation is promoted, the metabolism is accelerated, and the fatigue effect is eliminated. Meanwhile, the far infrared normal total emissivity of the graphene heating film reaches 89%, and exceeds 83% of the national standard. The electrothermal conversion rate of the graphene far infrared heating film is up to more than 99%, and energy and electricity are saved.
Drawings
Fig. 1 is a schematic structural diagram of a graphene heating film;
fig. 2 is an exploded structural schematic view of the graphene heating film;
fig. 3 is a schematic view of the structure of the connection terminal.
In the figure: 1. a heating film body; 11. a carrier; 12. a graphene heating coating; 121. a square hole; 13. a polymer insulating film; 14. a silver electrode strip; 15. a graphene strip; 16. an electrode connection section; 17. an electrode current-carrying bar; 171. a positive electrode current-carrying bar; 172. a negative electrode current-carrying bar; 2. a connection terminal; 21. a toothed plate; 22. a tooth end; 23. a terminal; 3. a power line; 4. thermal protection switch.
Detailed Description
The present invention is further illustrated by the following examples, which are intended to be purely exemplary and are not intended to be limiting.
As shown in fig. 1 to 3, the graphene heating film of the present invention includes a heating film body 1, and the heating film body 1 includes a carrier 11, a graphene heating coating 12 and a polymer insulating film 13.
The carrier 11 is a modified PET film, the modified PET film is subjected to corona treatment on two sides of the PET film, then surface hard coating treatment is carried out, heat setting and desulfurization treatment are carried out before production, the good dimensional stability at high temperature is ensured, the secondary transverse shrinkage rate is close to zero, the longitudinal shrinkage rate is 2-3 per mill, the modified PET film has strong surface adhesive force, and the stability and reliability of product quality are improved.
The graphene heating coating 12 is coated on the carrier 11, and is in the shape of a plurality of rectangular surfaces, the width of each graphene heating coating 12 is 100-180mm, and compared with the whole piece of conductive ink, the plurality of graphene heating coatings 12 are provided with uniform thickness, so that stable graphene heating impedance is achieved, and the phase emissivity and the electrothermal radiation conversion efficiency of the graphene far infrared method are improved.
The graphene heating coating 12 is thermally coated with a polymer insulating film 13, the outer surface of the polymer insulating film 13 is coated with gas-phase aluminum oxide, and the polymer insulating film 13 is thermally coated on the upper surface of the graphene heating coating 13 at a high temperature of 140 ℃ and 150 ℃ through high-pressure surface treatment, so that the high-temperature coating has strong peeling resistance and high-pressure breakdown resistance, and the service life of the product is prolonged.
The silver electrode strips 14 are arranged at the bottoms of the two ends of each graphene heating coating 12, so that the electrode stability of each graphene heating coating 12 can be improved, the impedance of a single graphene heating coating 12 can be monitored conveniently in a subsequent production link, and the stability of the impedance is ensured.
Be equipped with graphite alkene strip 15 between silver electrode strip 14 and carrier 11, graphite alkene strip 15 can obstruct silver electrode strip 14 and carrier 11's PET substrate direct contact, can prevent vulcanization reaction between the two, provides the guarantee for the quality of product, prolongs the life of product simultaneously.
An electrode connecting section 16 is arranged between the adjacent graphene heating coatings 12, the width of the electrode connecting section 16 is 3-30mm, the graphene heating coatings 12 are connected in parallel through the electrode connecting section 16, an integral product is achieved, the rear-end process can be cut randomly according to different product lengths, and the membrane is multipurpose.
The upper surfaces of the graphene heating coating 12 and the electrode connecting section 16 are provided with electrode current-carrying strips 17, the polymer insulating film 13 covers the upper surfaces of the electrode current-carrying strips 17, the electrode current-carrying strips 17 are made of conductive copper foils with low resistance, the load force at two ends of the graphene heating film can be improved, the safe current-carrying capacity at the electrode end of the graphene heating film is increased within a standard power range, and the safety of a product is improved.
A plurality of evenly distributed square holes 121 are formed in the two ends of each graphene heating coating 12, the impedance of each section of graphene heating coating 12 can be within a standard range in the production process, meanwhile, the contact surface between the graphene heating coating 12 and the electrode current carrying strip 17 and the silver electrode 14 is increased, and safe current carrying is more reliable.
The both ends of heating film body 1 are equipped with connecting terminal 2, and connecting terminal 2 external power supply line 3, connecting terminal 2 include pinion rack 21 and set up in pinion rack 21 one side and pinion rack 21 a plurality of tooth ends 22 of the shaping of bending perpendicularly, and the top of tooth end 22 is the cusp type, and the bottom of pinion rack 21 is equipped with wiring end 23, 23 external power supply line 3 of wiring end.
Connecting terminal 2 punctures current-carrying strip 17 and is fixed in heating film body 1 on, the tooth end 22 of a plurality of top nosed types and the firm joint of heating film body 1, the effective function of guarantee heating film body 1.
Electrode current-carrying strip 17 includes anodal current-carrying strip 171 and negative pole current-carrying strip 172, is connected with connecting terminal 2 on anodal current-carrying strip 171 and the negative pole current-carrying strip 172 respectively, and connecting terminal 2 all external power cord 3, thermal protection switch 4 locate between the power cord 3 of anodal current-carrying strip 171 one side and connecting terminal 2, and thermal protector 4 can be when the temperature of graphite alkene heating coating 12 surpasss the rated range automatic protection circuit, uses safelyr.
The power line 3 is externally connected with a power supply, the power supply access end can be directly connected with voltage in a range of 12-240V for use, after the power supply is electrified, the graphene heating coating can emit far infrared light waves with the wavelength of 4-16 mu m, and the graphene heating coating can be applied to body care of human bodies, heating in winter, transformation and upgrading of various traditional industries and the like.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (10)
1. The utility model provides a graphite alkene heating film, includes heating film body (1), its characterized in that: the heating film body (1) comprises a carrier (11) and a plurality of rectangular-surface-shaped graphene heating coatings (12) coated on the carrier (11), wherein polymer insulating films (13) are thermally coated on the graphene heating coatings (12);
silver electrode strips (14) are arranged at the bottoms of the two ends of the graphene heating coating (12), and graphene strips (15) for preventing the silver electrode strips (14) from contacting the carrier (11) are arranged between the silver electrode strips (14) and the carrier (11);
the adjacent graphene heating coatings (12) are connected in parallel through electrode connecting sections (16), electrode current carrying strips (17) are arranged on the upper surfaces of the graphene heating coatings (12) and the electrode connecting sections (16), and the electrode current carrying strips (17) are clamped between the graphene heating coatings (12) and the polymer insulating films (13);
the heating film is characterized in that connecting terminals (2) are arranged at two ends of the heating film body (1), and the connecting terminals (2) penetrate through the current carrying strip (17) and are fixed on the heating film body (1).
2. The graphene exothermic film according to claim 1, wherein: and a plurality of square holes (121) which are uniformly distributed are formed at two ends of the graphene heating coating (12).
3. The graphene exothermic film according to claim 1, wherein: the connecting terminal (2) is externally connected with a power line (3), and a thermal protection switch (4) is arranged between the connecting terminal (2) and the power line (3).
4. The graphene exothermic film according to claim 1, wherein: connecting terminal (2) include pinion rack (21) and set up in pinion rack (21) one side and pinion rack (21) a plurality of tooth ends (22) of the shaping of bending perpendicularly, the bottom of pinion rack (21) is equipped with wiring end (23), wiring end (23) external power cord (3).
5. The graphene exothermic film according to claim 4, wherein: the top of the tooth end (22) is of a convex tip type.
6. The graphene exothermic film according to any one of claims 1 to 5, wherein: the width of the graphene heating coating (12) is 100-180 mm.
7. The graphene exothermic film according to any one of claim 6, wherein: the width of the electrode connecting section (16) is 3-30 mm.
8. The graphene exothermic film according to claim 6, wherein: the base material of the carrier (11) is a PET film.
9. The graphene exothermic film according to claim 6, wherein: the electrode current-carrying strip (17) is made of conductive copper foil.
10. The graphene exothermic film according to claim 6, wherein: the outer surface of the polymer insulating film (13) is coated with gas-phase aluminum oxide and is subjected to high-pressure surface treatment.
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CN202010063707.2A CN111163540B (en) | 2020-01-19 | 2020-01-19 | Graphene heating film |
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CN202010063707.2A CN111163540B (en) | 2020-01-19 | 2020-01-19 | Graphene heating film |
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CN111163540B CN111163540B (en) | 2024-08-16 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111343734A (en) * | 2020-05-20 | 2020-06-26 | 广东康烯科技有限公司 | Preparation method of graphene heating film |
CN111816615A (en) * | 2020-07-15 | 2020-10-23 | 为远材料科技(辽宁)有限责任公司 | Flash memory and preparation method thereof |
CN112804774A (en) * | 2021-03-19 | 2021-05-14 | 海鸥冠军建材(烟台)有限公司 | Automatic temperature control electric heating rock plate and preparation method thereof |
CN113382486A (en) * | 2021-07-06 | 2021-09-10 | 德州宇航派蒙石墨烯科技有限责任公司 | Integrated heating diaphragm and preparation method thereof |
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CN102264163A (en) * | 2010-05-25 | 2011-11-30 | 山西双银电热能有限公司 | Electrothermal membrane and manufacturing method thereof |
CN104244474A (en) * | 2014-09-15 | 2014-12-24 | 王宇 | Heating carbon paste and far-infrared electro-thermal film based on heating carbon paste |
KR20190115639A (en) * | 2018-04-03 | 2019-10-14 | 비엔비머티리얼 주식회사 | Transparent heating film and preparation method thereof |
CN211630414U (en) * | 2020-01-19 | 2020-10-02 | 广东康烯科技有限公司 | Graphene heating film |
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2020
- 2020-01-19 CN CN202010063707.2A patent/CN111163540B/en active Active
Patent Citations (4)
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CN102264163A (en) * | 2010-05-25 | 2011-11-30 | 山西双银电热能有限公司 | Electrothermal membrane and manufacturing method thereof |
CN104244474A (en) * | 2014-09-15 | 2014-12-24 | 王宇 | Heating carbon paste and far-infrared electro-thermal film based on heating carbon paste |
KR20190115639A (en) * | 2018-04-03 | 2019-10-14 | 비엔비머티리얼 주식회사 | Transparent heating film and preparation method thereof |
CN211630414U (en) * | 2020-01-19 | 2020-10-02 | 广东康烯科技有限公司 | Graphene heating film |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111343734A (en) * | 2020-05-20 | 2020-06-26 | 广东康烯科技有限公司 | Preparation method of graphene heating film |
CN111816615A (en) * | 2020-07-15 | 2020-10-23 | 为远材料科技(辽宁)有限责任公司 | Flash memory and preparation method thereof |
CN111816615B (en) * | 2020-07-15 | 2024-03-12 | 安吉远耕科技有限公司 | Flash memory and preparation method thereof |
CN112804774A (en) * | 2021-03-19 | 2021-05-14 | 海鸥冠军建材(烟台)有限公司 | Automatic temperature control electric heating rock plate and preparation method thereof |
CN113382486A (en) * | 2021-07-06 | 2021-09-10 | 德州宇航派蒙石墨烯科技有限责任公司 | Integrated heating diaphragm and preparation method thereof |
CN113382486B (en) * | 2021-07-06 | 2022-10-25 | 德州宇航派蒙石墨烯科技有限责任公司 | Integrated heating diaphragm and preparation method thereof |
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