CN105960035B - A kind of production method and its Electric radiant Heating Film of Self-controlling temperature electrothermal film - Google Patents
A kind of production method and its Electric radiant Heating Film of Self-controlling temperature electrothermal film Download PDFInfo
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- CN105960035B CN105960035B CN201610329138.5A CN201610329138A CN105960035B CN 105960035 B CN105960035 B CN 105960035B CN 201610329138 A CN201610329138 A CN 201610329138A CN 105960035 B CN105960035 B CN 105960035B
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- carbon fiber
- self
- electrothermal film
- fiber paper
- controlling temperature
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 70
- 239000004917 carbon fiber Substances 0.000 claims abstract description 70
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000001035 drying Methods 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000007731 hot pressing Methods 0.000 claims abstract description 14
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 13
- 239000010439 graphite Substances 0.000 claims abstract description 13
- 238000007711 solidification Methods 0.000 claims abstract description 5
- 230000008023 solidification Effects 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000011888 foil Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000002803 maceration Methods 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- LNEDETKPGKRXPT-UHFFFAOYSA-N acetic acid octadecane Chemical group C(C)(=O)O.CCCCCCCCCCCCCCCCCC LNEDETKPGKRXPT-UHFFFAOYSA-N 0.000 claims description 3
- 239000002346 layers by function Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 238000001291 vacuum drying Methods 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- 238000003763 carbonization Methods 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000005485 electric heating Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- 230000001476 alcoholic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000554 physical therapy Methods 0.000 description 2
- -1 polyoxyethylene Polymers 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
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
- H05B3/36—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heating conductor embedded in insulating material
-
- 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
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/145—Carbon only, e.g. carbon black, graphite
-
- 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
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
Landscapes
- Paper (AREA)
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
Abstract
The present invention relates to Electric radiant Heating Film product scopes, more particularly to the production method and its Electric radiant Heating Film of a kind of Self-controlling temperature electrothermal film, the present invention includes: that carbon fiber is chopped silk, graphite, the mass percent between carbon fiber filler are as follows: the material of 1:7:2 is successively by being stirred, hot pressing, low temperature drying, solidification, drying, carbonization increase electrode, after pressing, Self-controlling temperature electrothermal film is obtained.Since the present invention is added to carbon fiber filler in the production process of Electric radiant Heating Film, so that Electric radiant Heating Film of the invention has the characteristic of temp auto-controlled, is not in the generation of combustion case caused by being overheated because of local temperature, ensures the safety in utilization of product.
Description
Technical field
The present invention relates to Electric radiant Heating Film product scopes, and in particular to a kind of production method and its electric heating of Self-controlling temperature electrothermal film
Film.
Background technique
Far-infrared physiotherapy room is a kind of physiotherapy products that far infrared radiation effect is generated using far infrared radiator, remote at present
Infrared radiator is mainly the far-infrared radiation material for using Electric radiant Heating Film, electrothermal tube one kind.Electric radiant Heating Film is since heating area is big, people
For body-sensing by comfortable, market use is more extensive, but traditional far-infrared electrothermal film use metal electric heating silk or carbon fiber as
Heater carries out temperature control by the way of external temperature controller, and since heating film is planar heat producing body, there are detections to click
It selects difficulty and is easy to appear combustion case caused by local temperature overheats and occur.
Summary of the invention
To overcome drawbacks described above, the purpose of the present invention is to provide a kind of production method and one of Self-controlling temperature electrothermal film
Kind Self-controlling temperature electrothermal film.
The purpose of the present invention is achieved through the following technical solutions:
The present invention is a kind of production method of Self-controlling temperature electrothermal film, comprising:
Be chopped silk, graphite, carbon fiber filler of carbon fiber is stirred mixing, becomes liquid slurry；The carbon
The concentration of fiber filling agent is 18~22mol/L, in the liquid slurry, carbon fiber be chopped silk, graphite, carbon fiber filler it
Between mass percent are as follows: 1:7:2；
After the liquid slurry is coated on substrate surface, it is sent into hot press and carries out hot pressing, obtain carbon fiber paper；The hot pressing
Temperature are as follows: 140 DEG C~300 DEG C, the pressure of hot pressing are as follows: 0.1MPa~0.4MPa, when a length of 1.5min~4min of hot pressing；
The carbon fiber paper is impregnated in the polyvinyl alcohol water solution that concentration is 10%, takes out carbon fiber paper after impregnating and carry out
Low temperature drying；
After low temperature drying, carbon fiber paper feeding low-temperature heat furnace is heated, carbon fiber paper is made to complete resin solidification；It is described
The temperature of heating is 200 DEG C, the when a length of 2h or more of heating；
After through heating, carbon fiber paper is impregnated in maceration extract, the maceration extract is by crystalline flake graphite, phenolic resin, first
Alcoholic solution is formed by the mass ratio of 1:4:16, is taken out carbon fiber paper after impregnating and is dried；
After completing drying, carbon fiber paper is sent into inflated with nitrogen vacuum drying oven and is carbonized, the carbon fiber paper after being carbonized, institute
The temperature for stating carbonization is 2000 DEG C or more；
Increase metal foil on carbon fiber paper in the carbonized, and connects connecting terminal in metal foil；
After connecting connecting terminal, upper functional layer is pressed on the surface of carbon fiber paper, obtains Self-controlling temperature electrothermal film.
Further, the carbon fiber is chopped filament length degree between 5mm~14mm.
Further, the carbon fiber filler is polyoxyethylene comprising: octadecane acetic acid.
Further, the partial size of the graphite is 1~6 μm.
Further, the temperature of the drying is 90 DEG C, the when a length of 3min of drying.
Further, the when a length of 30min being stirred, the temperature being stirred are 10 DEG C~30 DEG C.
Further, the temperature 70 C of the low temperature drying is hereinafter, a length of 35min when dry.
Further, the carbon fiber filler hydrophilic-hydrophobic balance value is between 10~20.
The obtained Self-controlling temperature electrothermal film of a kind of production method with Self-controlling temperature electrothermal film of the invention, comprising: carbon fiber paper, institute
It states and is equipped with metal foil on carbon fiber paper, be connected to connecting terminal on the metal foil, in the upper and lower surface of the carbon fiber paper
Equipped with insulating layer, and the outer surface of an insulating layer is equipped with reflecting layer, and the outer surface in the reflecting layer is equipped with wearing layer.
Further, the insulating layer is polyvinyl chloride layer, and the reflecting layer is aluminium film reflecting layer.
The present invention is added to carbon fiber filler in the production process of Electric radiant Heating Film, so that Electric radiant Heating Film of the invention has
The characteristic of temp auto-controlled is not in the generation of combustion case caused by overheating because of local temperature, ensures the safety in utilization of product.
Detailed description of the invention
The present invention is described in detail by following preferred embodiments and attached drawing for ease of explanation,.
Fig. 1 is the production procedure schematic diagram of production method of the invention；
Fig. 2 is Self-controlling temperature electrothermal film decomposition texture schematic diagram of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
Referring to Fig. 1, the present invention is the production method of Self-controlling temperature electrothermal film, comprising:
101. being stirred
Be chopped silk, graphite, carbon fiber filler of carbon fiber is stirred mixing, becomes liquid slurry；The carbon
The concentration of fiber filling agent is 18~22mol/L, in the liquid slurry, carbon fiber be chopped silk, graphite, carbon fiber filler it
Between mass percent are as follows: 1:7:2；
102. hot pressing
After the liquid slurry is coated on substrate surface, it is sent into hot press and carries out hot pressing, obtain carbon fiber paper；The hot pressing
Temperature are as follows: 140 DEG C~300 DEG C, the pressure of hot pressing are as follows: 0.1MPa~0.4MPa, when a length of 1.5min~4min of hot pressing；
103. low temperature drying
The carbon fiber paper is impregnated in the polyvinyl alcohol water solution that concentration is 10%, takes out carbon fiber paper after impregnating and carry out
Low temperature drying；
104. solidification
After low temperature drying, carbon fiber paper feeding low-temperature heat furnace is heated, carbon fiber paper is made to complete resin solidification；It is described
The temperature of heating is 200 DEG C, the when a length of 2h or more of heating；
105. drying
After through heating, carbon fiber paper is impregnated in maceration extract, the maceration extract is by crystalline flake graphite, phenolic resin, first
Alcoholic solution is formed by the mass ratio of 1:4:16, is taken out carbon fiber paper after impregnating and is dried；
106. carbonization
After completing drying, carbon fiber paper is sent into inflated with nitrogen vacuum drying oven and is carbonized, the carbon fiber paper after being carbonized, institute
The temperature for stating carbonization is 2000 DEG C or more；
107. increasing electrode
Increase metal foil on carbon fiber paper in the carbonized, which will be used as carbon fiber paper top electrode, and in metal
Connecting terminal is connected in paillon；
108. pressing
After connecting connecting terminal, upper functional layer is pressed on the surface of carbon fiber paper, obtains Self-controlling temperature electrothermal film.It is specially
By heat pressing process by the first insulating layer, carbon fiber paper, second insulating layer, aluminium film reflecting layer, wearing layer it is hot-forming complete from
Control-temperature electric heating film.
Further, the carbon fiber is chopped filament length degree between 5mm~14mm.
Further, the carbon fiber filler is polyoxyethylene comprising: hydrophobic part alkane carbon atom is 8~10
Above octadecane acetic acid (C18H37O-(CH2CH2O)8- H).
Further, the partial size of the graphite is 1~6 μm.
Further, the temperature of the drying is 90 DEG C, the when a length of 3min of drying.
Further, the when a length of 30min being stirred, the temperature being stirred are 10 DEG C~30 DEG C.
Further, the temperature 70 C of the low temperature drying is hereinafter, a length of 35min when dry.
Further, the carbon fiber filler hydrophilic-hydrophobic balance value is between 10~20.
Referring to Fig. 2, a kind of obtained Self-controlling temperature electrothermal film of production method with Self-controlling temperature electrothermal film of the invention, packet
Include: carbon fiber paper 4 is equipped with metal foil 2 on the carbon fiber paper 4, connecting terminal 3, the wiring is connected on the metal foil 2
Terminal 3 is used to be connected with external power supply, and the first insulating layer 1, second is respectively equipped in the upper and lower surface of the carbon fiber paper 4 absolutely
Edge layer 5, and the outer surface of second insulating layer 5 is equipped with reflecting layer 6, the outer surface in the reflecting layer 6 is equipped with wearing layer 7.This hair
Its structure of bright Self-controlling temperature electrothermal film issues heat mainly from the first insulating layer 1, and thermal energy is fully utilized.
Further, the insulating layer is polyvinyl chloride layer, and the reflecting layer 6 is aluminium film reflecting layer.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of production method of Self-controlling temperature electrothermal film characterized by comprising
Be chopped silk, graphite, carbon fiber filler of carbon fiber is stirred mixing, becomes liquid slurry；The carbon fiber
The concentration of filler is 18~22mol/L, in the liquid slurry, carbon fiber be chopped silk, graphite, between carbon fiber filler
Mass percent are as follows: 1:7:2；
After the liquid slurry is coated on substrate surface, it is sent into hot press and carries out hot pressing, obtain carbon fiber paper；The temperature of the hot pressing
Degree are as follows: 140 DEG C~300 DEG C, the pressure of hot pressing are as follows: 0.1MPa~0.4MPa, when a length of 1.5min~4min of hot pressing；
The carbon fiber paper is impregnated in the polyvinyl alcohol water solution that concentration is 10%, takes out carbon fiber paper after impregnating and carry out low temperature
It is dry；
After low temperature drying, carbon fiber paper feeding low-temperature heat furnace is heated, carbon fiber paper is made to complete resin solidification；The heating
Temperature be 200 DEG C, the when a length of 2h or more of heating；
After through heating, carbon fiber paper is impregnated in maceration extract, the maceration extract is molten by crystalline flake graphite, phenolic resin, methanol
Liquid is formed by the mass ratio of 1:4:16, is taken out carbon fiber paper after impregnating and is dried；
After completing drying, carbon fiber paper is sent into inflated with nitrogen vacuum drying oven and is carbonized, the carbon fiber paper after being carbonized, the carbon
The temperature of change is 2000 DEG C or more；
Increase metal foil on carbon fiber paper in the carbonized, and connects connecting terminal in metal foil；
After connecting connecting terminal, upper functional layer is pressed on the surface of carbon fiber paper, obtains Self-controlling temperature electrothermal film.
2. the production method of Self-controlling temperature electrothermal film according to claim 1, which is characterized in that the carbon fiber is chopped filament length
Degree is between 5mm~14mm.
3. the production method of Self-controlling temperature electrothermal film according to claim 2, which is characterized in that the carbon fiber filler is
Octadecane acetic acid.
4. the production method of Self-controlling temperature electrothermal film according to claim 3, which is characterized in that the partial size of the graphite is 1
~6 μm.
5. the production method of Self-controlling temperature electrothermal film according to claim 4, which is characterized in that the temperature of the drying is 90
DEG C, the when a length of 3min of drying.
6. the production method of Self-controlling temperature electrothermal film according to claim 5, which is characterized in that the duration being stirred
For 30min, the temperature being stirred is 10 DEG C~30 DEG C.
7. the production method of Self-controlling temperature electrothermal film according to claim 6, which is characterized in that the temperature of the low temperature drying
70 DEG C hereinafter, a length of 35min when dry.
8. the production method of Self-controlling temperature electrothermal film according to claim 7, which is characterized in that the carbon fiber filler parent
Water hydrophobic balance value is between 10~20.
9. a kind of obtained Self-controlling temperature electrothermal film of production method with Self-controlling temperature electrothermal film described in claim 1, feature
It is, comprising: carbon fiber paper is equipped with metal foil on the carbon fiber paper, connecting terminal, the carbon are connected on the metal foil
Be equipped with insulating layer in the upper and lower surface of fine paper, and the outer surface of an insulating layer is equipped with reflecting layer, the reflecting layer it is outer
Surface is equipped with wearing layer.
10. Self-controlling temperature electrothermal film according to claim 9, which is characterized in that the insulating layer is polyvinyl chloride layer, described
Reflecting layer is aluminium film reflecting layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610329138.5A CN105960035B (en) | 2016-05-18 | 2016-05-18 | A kind of production method and its Electric radiant Heating Film of Self-controlling temperature electrothermal film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610329138.5A CN105960035B (en) | 2016-05-18 | 2016-05-18 | A kind of production method and its Electric radiant Heating Film of Self-controlling temperature electrothermal film |
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| Publication Number | Publication Date |
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| CN105960035A CN105960035A (en) | 2016-09-21 |
| CN105960035B true CN105960035B (en) | 2019-05-14 |
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| CN106455154B (en) * | 2016-09-28 | 2019-10-01 | 常州中科特炭新能源科技有限公司 | The preparation process of low-voltage olefinic carbon flexible electrothermal membrane |
| JP6611016B2 (en) * | 2017-06-13 | 2019-11-27 | 株式会社Ｍｏｚｕ | Far-infrared radiation sheet, manufacturing method of far-infrared radiation sheet, and far-infrared radiation method |
| KR101865825B1 (en) * | 2017-09-27 | 2018-06-08 | 에버웰테크놀로지 주식회사 | Heater including carbon felt and method for manufacturing the same |
| CN110218352A (en) * | 2019-05-09 | 2019-09-10 | 乐福之家纳米材料有限责任公司 | A kind of production technology of graphene Electric radiant Heating Film |
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| CN1062408C (en) * | 1994-12-06 | 2001-02-21 | 北京寰海智业科技发展有限公司 | Carbon fibre composite paper for conduction heating and preparing process thereof |
| CN1274783A (en) * | 2000-04-18 | 2000-11-29 | 太原东立信息产业有限公司 | Electrothermal high-temperature carbon fiber paper and its making process |
| EP2175688A1 (en) * | 2008-10-07 | 2010-04-14 | Ching-Ling Pan | Activated carbon fiber soft electric heating product and manufacturing method thereof |
| CN202043305U (en) * | 2011-02-01 | 2011-11-16 | 吉林大学 | High-temperature-resisting carbon fiber paper soft composite electric heating slice |
| CN104661339A (en) * | 2013-11-25 | 2015-05-27 | 大连康赛谱科技发展有限公司 | Electrostatically-manufactured conductive heating carbon fiber composite material |
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Effective date of registration: 20190423 Address after: 230000 AJ-9 Block 669 Changjiang West Road, Hefei City, Anhui Province Applicant after: Rongjie Health Technology Co., Ltd. Address before: 518000 Zhongying Jewelry Factory Building 2 A4, 9-storey A4-903, 31 Bulan Road, Nanwan Street, Longgang District, Shenzhen City, Guangdong Province Applicant before: Shenzhen Josen Industrial Co., Ltd. |
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