CN106998596A - Saturated solution for preparing Electric radiant Heating Film - Google Patents
Saturated solution for preparing Electric radiant Heating Film Download PDFInfo
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- CN106998596A CN106998596A CN201710121200.6A CN201710121200A CN106998596A CN 106998596 A CN106998596 A CN 106998596A CN 201710121200 A CN201710121200 A CN 201710121200A CN 106998596 A CN106998596 A CN 106998596A
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- radiant heating
- heating film
- electric radiant
- saturated solution
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- 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—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heater 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
-
- 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
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/017—Manufacturing methods or apparatus for heaters
Abstract
The invention discloses a kind of saturated solution for being used to prepare Electric radiant Heating Film, including soluble tin class chloride, titanium tetrachloride, four nickel chlorides, zinc class dopant, gallium trichloride, catalyst, isopropanol, absolute ethyl alcohol.The saturated solution of the present invention for being used to prepare Electric radiant Heating Film, preparation technology is simple, it is easy to which quantitative doping, the Electric radiant Heating Film working stability prepared using the solution, service life is long, and the adhesion property of Electric radiant Heating Film and matrix is good, and the thermal efficiency is high.
Description
Technical field
The invention belongs to electrothermal semiconductor technology field of membrane materials, more particularly to a kind of saturation for being used to prepare Electric radiant Heating Film are molten
Liquid.
Background technology
Electric radiant Heating Film is widely used in various different occasions, is a kind of film heating material.So-called film heating material be
Insulating materials surface forms layer of conductive film after certain technique processing on insulating materials surface.Conducting particles is exhausted
The surface of edge layer, which forms the various auxiliary agents added in netted lattice structure, film, can adjust Electric radiant Heating Film power.After energization, this layer
Film can just realize conversion, and then people are also known as Electric radiant Heating Film.
The present invention prepares film using spray pyrolysis, and the general principle that spray pyrolysis prepare film is：By metal alcohol
Salt or inorganic salts are dissolved in solvent (water or organic solvent) as presoma and form uniform solution, and solute produces water with solvent
Solution or alcoholysis reaction, reaction product is gathered into the particle of several rans and forms solution, then the taking in carrier gas by solution
Tiny droplet is atomized under band, heating substrate surface is subsequently deposited upon, occurs pyrolytic reaction, solvent volatilizees to form amorphous state
Film, finally sintering obtains required film at a certain temperature.Therefore, for preparing the precursor solution of Electric radiant Heating Film
Quality has a great impact to the property of film.
Existing Electric radiant Heating Film is primarily present problems with：Stability is not enough；Temperature tolerance is poor；The thermal efficiency is low；Poor adhesive force, electricity
Hotting mask coating easily comes off from matrix.The present invention starts with from for the saturated solution for preparing Electric radiant Heating Film, is directed to improving electric heating
The performance of film.
The content of the invention
For above shortcomings in the prior art, the technical problems to be solved by the invention are to provide a kind of for making
The saturated solution of standby Electric radiant Heating Film, the Electric radiant Heating Film and the adhesion property of matrix prepared using the solution is good, and the thermal efficiency is high.
The present invention seeks to what is be achieved through the following technical solutions：
A kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that including soluble tin class chloride, four chlorinations
Titanium, four nickel chlorides, zinc class dopant, gallium trichloride, catalyst, isopropanol, absolute ethyl alcohol.
A kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that be prepared from by the raw material of following weight parts：Can
45-55 parts of dissolubility tin class chloride, 3-8 parts of titanium tetrachloride, 2-6 parts of four nickel chloride, 1-5 parts of zinc class dopant, gallium trichloride 2-5
Part, 3-8 parts of catalyst, 1-5 parts of isopropanol, 20-35 parts of absolute ethyl alcohol.
A kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that be prepared from by the raw material of following weight parts：Can
45-55 parts of dissolubility tin class chloride, 3-8 parts of titanium tetrachloride, 2-6 parts of four nickel chloride, 1-5 parts of zinc class dopant, gallium trichloride 2-5
Part, 3-8 parts of catalyst, 1-5 parts of isopropanol, 4-6 parts of hydrogen peroxide, 20-35 parts of absolute ethyl alcohol.
A kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that be prepared from by the raw material of following weight parts：Can
45-55 parts of dissolubility tin class chloride, 3-8 parts of titanium tetrachloride, 2-6 parts of four nickel chloride, 1-5 parts of zinc class dopant, gallium trichloride 2-5
Part, 3-8 parts of catalyst, 1-5 parts of isopropanol, 2-6 parts of complexing agent, 4-6 parts of hydrogen peroxide, 20-35 parts of absolute ethyl alcohol.
Preferably, the soluble tin class chloride in butter of tin, stannous chloride, dioctyl stannous chloride one
Plant or several.
Preferably, one or more of the catalyst in hydrochloric acid, glacial acetic acid, stearic acid, butanedioic acid.More preferably
Ground, the catalyst is stearic acid.
Preferably, the complexing agent is ethylenediamine and/or triethanolamine.
Preferably, the one kind or several of the zinc class dopant in zinc chloride, zinc acetate, pentaerythrite zinc, zinc sulfate
Kind.It is highly preferred that the zinc class dopant is pentaerythrite zinc.
The invention also discloses a kind of method for preparing the saturated solution for preparing Electric radiant Heating Film, each original is weighed by weight
Material, is placed in mixed at high speed heater, and heating-up temperature is small with 600-800 revs/min of rotating speed stirring 4-6 to 45-60 DEG C
When, it is mixed evenly, makes solid all dissolvings, be cooled to after room temperature, using 100-200 mesh filter-cloth filterings, produce.
Part metals ion is uniformly dispersed poor in ethanol solution, and stearic acid is a kind of amphipathic organic acid,
The carboxylic acid group of end group almost has stronger coordination with all metal ions, therefore, adds hard in the solution
Resin acid, each metal ion species can reach the mixing of the stabilization of high uniformity in liquid phase.
The saturated solution of the present invention for being used to prepare Electric radiant Heating Film, preparation technology is simple, it is easy to quantitative doping, molten using this
The Electric radiant Heating Film working stability that liquid is prepared, service life is long, and the thermal efficiency is high.
Embodiment
With reference to embodiment, the present invention is described further, as described below, is only the preferable implementation to the present invention
Example, not does the limitation of other forms, any those skilled in the art are possibly also with the disclosure above to the present invention
Technology contents be changed to the equivalent embodiment changed on an equal basis.It is every without departing from the present invention program content, according to the present invention
Technical spirit any simple modification that following examples are made or equivalent variations, all fall within protection scope of the present invention.
Adhesion performance is tested：According to national machinery industry standard JB/T 8554-1997《Vapor deposition film and matrix
The scratch method for test of adhesive force》Carry out, tester uses the automatic scratching instrument of WS-2005 type coating adhesion, method of testing is
Sound emission metering system is tested, loading speed 5N/min, cut speed 2mm/min.
Thermal efficiency performance test：Specific method of testing application reference number is carried out for 02139432.6 patent.
Each raw material introduction in embodiment：
Stearic acid, No. CAS：57-11-4, the production code member provided using Shanghai Aladdin biochemical technology limited company
For S108287 stearic acid.
Butanedioic acid, No. CAS：110-15-6, use Shanghai Mike's woods biochemical technology Co., Ltd provide production code member for
S817845 butanedioic acid.
Dioctyl stannous chloride, No. CAS：3542-36-7, the production provided using Shanghai Mai Ruier chemical technologies Co., Ltd
The dioctyl stannous chloride that product numbering is GEL-SND4410.
Pentaerythrite zinc, preparation method reference《The synthesis of pentaerythrite zinc and its application in section bar stabilizer》(make
Person：Chen Zhaohan,《Guangdong chemical industry》The 15th phase of volume 40 in 2013) 1.3 section pentaerythrite zinc preparation.
Heated at high speed mixer, the model SHR-600A provided using Hai Hong Machinery Co., Ltd.s of Zhangjagang City high speed
Heat mixer.
Ultrasonic cleaner, the model KQ-250B provided using Kunshan Ultrasonic Instruments Co., Ltd. ultrasonic wave is clear
Wash device.
Air dry oven, the model TH-007-260-B provided using sky experimental facilities Co., Ltd electric heating air blast
Drying box.
Embodiment 1
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc acetate 3
Part, 3 parts of gallium trichloride, 5 parts of hydrochloric acid, 3 parts of isopropanol, 28 parts of absolute ethyl alcohol.
The specific preparation process of Electric radiant Heating Film is as follows：
(1) Electric radiant Heating Film treatment fluid is configured：Each raw material is weighed by weight, is placed in mixed at high speed heater, is heated
Temperature is stirred 4 hours with 600 revs/min of rotating speed, is mixed evenly to 60 DEG C, is made solid all dissolvings, is cooled to room temperature
Afterwards, using 100 mesh filter-cloth filterings, Electric radiant Heating Film treatment fluid is produced；
(2) dust of Quartz glass surfaces is removed with distillation water washing Quartz glass surfaces first, be then placed in ultrasonic clear
Wash in device and use EtOH Sonicate 30 minutes, the supersonic frequency of ultrasonic cleaning machine is 30kHz, is placed in after taking-up in air dry oven in 80
DEG C dry 6 hours, the quartz glass after being dried；
(2) steam will be heated as preparing the saturated solution of Electric radiant Heating Film, steam temperature is 230 DEG C, and steam is by nitrogen
Gas jet is 600 DEG C in the surface of quartz glass, quartz glass temperature, and jet length is 25cm, and carrier gas flux is 50L/min,
Steam shallow lake stain (the shallow lake stain is industry generic term) forms the film that thickness is 5 μm in Quartz glass surfaces；
(3) film is sintered, sintering temperature is 760 DEG C, and sintering time is 20 minutes, then by the film after sintering
Natural cooling, obtains Electric radiant Heating Film in atmosphere；
(4) silver paste is uniformly smeared in Electric radiant Heating Film, at the heating that 10 minutes are then carried out in the case where temperature is 800 DEG C
Reason.
Embodiment 2
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc acetate 3
Part, 3 parts of gallium trichloride, 5 parts of hydrochloric acid, 3 parts of isopropanol, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Embodiment 3
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc acetate 3
Part, 3 parts of gallium trichloride, 5 parts of glacial acetic acid, 3 parts of isopropanol, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Embodiment 4
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc acetate 3
Part, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Embodiment 5
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc acetate 3
Part, 3 parts of gallium trichloride, 5 parts of butanedioic acid, 3 parts of isopropanol, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Embodiment 6
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc acetate 3
Part, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of ethylenediamine, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Table 1：Electric radiant Heating Film adhesion property and thermal efficiency test table
As it can be seen from table 1 embodiment 2 is compared to embodiment 1, its adhesive force and the thermal efficiency increase, and this is probably
Because hydrogen peroxide decomposes oxygen during spray pyrolysis, be conducive to the raising of electric heating film properties；It is right in embodiment 2-5
Catalyst is further screened, and embodiment 4 uses stearic acid, and its adhesive force and the thermal efficiency are substantially better than embodiment 2, the and of embodiment 3
Embodiment 5, illustrates that stearic acid, as amphipathic organic acid, is more beneficial for the stabilization of Electric radiant Heating Film saturated solution；And the phase of embodiment 6
Compared with embodiment 4, complexing agent ethylenediamine is with the addition of, its amino is coordinated with metal ion formation, further improves Electric radiant Heating Film saturation
The stability of solution.
Embodiment 7
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc chloride 3
Part, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of ethylenediamine, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Embodiment 8
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, zinc sulfate 3
Part, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of ethylenediamine, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Embodiment 9
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of butter of tin, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, pentaerythrite
3 parts of zinc, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of ethylenediamine, 4 parts of hydrogen peroxide, 28 parts of absolute ethyl alcohol.
Table 2：Electric radiant Heating Film adhesion property and thermal efficiency test table
From table 2 it can be seen that in embodiment 6-9, embodiment 9 uses pentaerythrite zinc, and its adhesive force and the thermal efficiency are obtained
Further improvement.
Acid resistance test to Electric radiant Heating Film：Electric radiant Heating Film is put into the hydrochloric acid dope that concentration is 1mol/L at room temperature and soaked
Stain 24 hours, is cleaned with distilled water after taking-up and is placed in air dry oven drying 2 hours in 80 DEG C, the Electric radiant Heating Film before and after dipping
Surface does not have significant change.
Acid resistance test to Electric radiant Heating Film：Electric radiant Heating Film is put into the NaOH dopes that concentration is 1mol/L at room temperature and soaked
Stain 24 hours, is cleaned with distilled water after taking-up and is placed in air dry oven drying 2 hours in 80 DEG C, the Electric radiant Heating Film before and after dipping
There is slight erosion on surface, but does not come off.
Embodiment 10
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：48 parts of dioctyl stannous chloride, 5 parts of titanium tetrachloride, 4 parts of four nickel chloride, season
Penta 3 parts of tetrol zinc, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of ethylenediamine, 4 parts of hydrogen peroxide, absolute ethyl alcohol 28
Part.
The adhesive force and the thermal efficiency of Electric radiant Heating Film are tested, after tested, its adhesive force is 179N, and the thermal efficiency is
92.6%.
Acid resistance test to Electric radiant Heating Film：Electric radiant Heating Film is put into the hydrochloric acid dope that concentration is 1mol/L at room temperature and soaked
Stain 24 hours, is cleaned with distilled water after taking-up and is placed in air dry oven drying 2 hours in 80 DEG C, the Electric radiant Heating Film before and after dipping
Surface, which has, slightly to come off.
Acid resistance test to Electric radiant Heating Film：Electric radiant Heating Film is put into the NaOH dopes that concentration is 1mol/L at room temperature and soaked
Stain 24 hours, is cleaned with distilled water after taking-up and is placed in air dry oven drying 2 hours in 80 DEG C, the Electric radiant Heating Film before and after dipping
Surface, which has, slightly to come off.
Embodiment 11
It is highly preferred that the soluble tin class chloride is made up of butter of tin and dioctyl stannous chloride, butter of tin
Mass ratio with dioctyl stannous chloride is (4-6)：1.
It is substantially the same manner as Example 1, differ only in：
Electric radiant Heating Film solution materials (parts by weight)：40 parts of butter of tin, 8 parts of dioctyl stannous chloride, 5 parts of titanium tetrachloride, four
4 parts of nickel chloride, 3 parts of pentaerythrite zinc, 3 parts of gallium trichloride, 5 parts of stearic acid, 3 parts of isopropanol, 4 parts of ethylenediamine, hydrogen peroxide 4
Part, 28 parts of absolute ethyl alcohol.
The adhesive force and the thermal efficiency of Electric radiant Heating Film are tested, after tested, its adhesive force is 194N, and the thermal efficiency is
98.5%.
Acid resistance test to Electric radiant Heating Film：Electric radiant Heating Film is put into the hydrochloric acid dope that concentration is 1mol/L at room temperature and soaked
Stain 24 hours, is cleaned with distilled water after taking-up and is placed in air dry oven drying 2 hours in 80 DEG C, the Electric radiant Heating Film before and after dipping
Surface does not have significant change.
Acid resistance test to Electric radiant Heating Film：Electric radiant Heating Film is put into the NaOH dopes that concentration is 1mol/L at room temperature and soaked
Stain 24 hours, is cleaned with distilled water after taking-up and is placed in air dry oven drying 2 hours in 80 DEG C, the Electric radiant Heating Film before and after dipping
Surface does not have significant change.
Claims (10)
1. a kind of be used to prepare the saturated solution of Electric radiant Heating Film, it is characterised in that including soluble tin class chloride, titanium tetrachloride,
Four nickel chlorides, zinc class dopant, gallium trichloride, catalyst, isopropanol, absolute ethyl alcohol.
2. a kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that be prepared from by the raw material of following weight parts：It is solvable
45-55 parts of property tin class chloride, 3-8 parts of titanium tetrachloride, 2-6 parts of four nickel chloride, 1-5 parts of zinc class dopant, gallium trichloride 2-5
Part, 3-8 parts of catalyst, 1-5 parts of isopropanol, 20-35 parts of absolute ethyl alcohol.
3. a kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that be prepared from by the raw material of following weight parts：It is solvable
45-55 parts of property tin class chloride, 3-8 parts of titanium tetrachloride, 2-6 parts of four nickel chloride, 1-5 parts of zinc class dopant, gallium trichloride 2-5
Part, 3-8 parts of catalyst, 1-5 parts of isopropanol, 4-6 parts of hydrogen peroxide, 20-35 parts of absolute ethyl alcohol.
4. a kind of saturated solution for being used to prepare Electric radiant Heating Film, it is characterised in that be prepared from by the raw material of following weight parts：It is solvable
45-55 parts of property tin class chloride, 3-8 parts of titanium tetrachloride, 2-6 parts of four nickel chloride, 1-5 parts of zinc class dopant, gallium trichloride 2-5
Part, 3-8 parts of catalyst, 1-5 parts of isopropanol, 2-6 parts of complexing agent, 4-6 parts of hydrogen peroxide, 20-35 parts of absolute ethyl alcohol.
5. being used for as any one of claim 2-4 prepares the saturated solution of Electric radiant Heating Film, it is characterised in that described solvable
One or more of the property tin class chloride in butter of tin, stannous chloride, dioctyl stannous chloride.
6. the saturated solution as claimed in claim 5 for being used to prepare Electric radiant Heating Film, it is characterised in that the catalyst is selected from salt
One or more in acid, glacial acetic acid, stearic acid, butanedioic acid.
7. the saturated solution as claimed in claim 6 for being used to prepare Electric radiant Heating Film, it is characterised in that the catalyst is tristearin
Acid.
8. the saturated solution as claimed in claim 7 for being used to prepare Electric radiant Heating Film, it is characterised in that the complexing agent is ethylenediamine
And/or triethanolamine.
9. the saturated solution as claimed in claim 8 for being used to prepare Electric radiant Heating Film, it is characterised in that the zinc class dopant is selected from
One or more in zinc chloride, zinc acetate, pentaerythrite zinc, zinc sulfate.
10. preparing the method for being used to prepare the saturated solution of Electric radiant Heating Film any one of claim 1-9, its feature exists
In, each raw material is weighed by weight, is placed in mixed at high speed heater, heating-up temperature to 45-60 DEG C, with 600-800 turn/
The rotating speed of minute is stirred 4-6 hours, is mixed evenly, and is made solid all dissolvings, is cooled to after room temperature, using 100-200 mesh
Filter-cloth filtering, is produced.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108156675A (en) * | 2017-12-20 | 2018-06-12 | 阮小军 | Electrothermal film sol and preparation method thereof |
| CN108337746A (en) * | 2018-01-25 | 2018-07-27 | 陈昭 | High stable heating element and preparation method thereof |
| CN110139406A (en) * | 2019-06-10 | 2019-08-16 | 上海中孚特种油品有限公司 | A kind of saturated solution and preparation method thereof being used to prepare Electric radiant Heating Film |
| CN114587022A (en) * | 2022-03-09 | 2022-06-07 | 东莞市中科智恒新材料有限公司 | Lattice electrothermal film for electronic cigarette atomizer and manufacturing method thereof |
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| CN103428910A (en) * | 2013-07-12 | 2013-12-04 | 罗日良 | Heating pipe |
| CN103796346A (en) * | 2014-02-27 | 2014-05-14 | 上海理工大学 | High-temperature nano-electrothermal film of double-film structure and preparation method thereof |
| CN104486849A (en) * | 2014-12-10 | 2015-04-01 | 罗敏 | Saturated solution for preparing semiconductor electrothermal films |
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| CN101668359A (en) * | 2009-08-11 | 2010-03-10 | 罗日良 | Electrothermal film and manufacturing method thereof |
| CN103428910A (en) * | 2013-07-12 | 2013-12-04 | 罗日良 | Heating pipe |
| CN103796346A (en) * | 2014-02-27 | 2014-05-14 | 上海理工大学 | High-temperature nano-electrothermal film of double-film structure and preparation method thereof |
| CN104486849A (en) * | 2014-12-10 | 2015-04-01 | 罗敏 | Saturated solution for preparing semiconductor electrothermal films |
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| CN108156675A (en) * | 2017-12-20 | 2018-06-12 | 阮小军 | Electrothermal film sol and preparation method thereof |
| CN108156675B (en) * | 2017-12-20 | 2021-04-20 | 广东暖丰电热科技有限公司 | Electrothermal film sol and preparation method thereof |
| CN108337746A (en) * | 2018-01-25 | 2018-07-27 | 陈昭 | High stable heating element and preparation method thereof |
| CN110139406A (en) * | 2019-06-10 | 2019-08-16 | 上海中孚特种油品有限公司 | A kind of saturated solution and preparation method thereof being used to prepare Electric radiant Heating Film |
| CN114587022A (en) * | 2022-03-09 | 2022-06-07 | 东莞市中科智恒新材料有限公司 | Lattice electrothermal film for electronic cigarette atomizer and manufacturing method thereof |
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| Publication number | Publication date |
|---|---|
| CN106998596B (en) | 2019-08-30 |
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