CN103974471A - Nano-composite current-conducting electric heating film and production method thereof - Google Patents
Nano-composite current-conducting electric heating film and production method thereof Download PDFInfo
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- CN103974471A CN103974471A CN201310039901.7A CN201310039901A CN103974471A CN 103974471 A CN103974471 A CN 103974471A CN 201310039901 A CN201310039901 A CN 201310039901A CN 103974471 A CN103974471 A CN 103974471A
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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
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
- H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
- H05B3/267—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base the insulating base being an organic material, e.g. plastic
-
- 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
- H05B2203/013—Heaters using resistive films or coatings
-
- 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
-
- 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
- H05B2203/032—Heaters specially adapted for heating by radiation heating
-
- 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
- H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
- H05B2214/04—Heating means manufactured by using nanotechnology
Abstract
The invention relates to a nano-composite current-conducting electric heating film and a production method thereof, and belongs to the technical field of materials. The nano-composite current-conducting electric heating film comprises a substrate layer, a current conducting layer is arranged on the substrate layer, a conductive heating layer is arranged on the current conducting layer, and each of two upper ends of the conductive heating layer is provided with an electrode. The nano current conducting layer and the conductive heating layer are introduced to be composited to obtain a nano conductive heating unit, the entire surface serves as one conductive heating unit, the current flows evenly on the entire surface, and poor uniformity of the film due to the printing technology and problems of printing ink is avoided; effect of punching and cutting in any place on the surface without affect conduction and heating is achieved.
Description
Technical field
The present invention relates to, to nano combined water conservancy diversion Electric radiant Heating Film of one and preparation method thereof, belong to material technology field.
Background technology
Electric radiant Heating Film is the abbreviation of the film that can generate heat after a kind of energising, core parts are that electrode is equipped with at the material layer two ends of one deck conductive exothermal, by adding after voltage, electric current passes through conductive heating layer, the conversion of formation electric energy and heat energy, present low-temp radiating electrothermal membrane refers to the material that can carry out infrared radiation after electric conduction and can realize low-temperature heat, general adopt the brilliant ink printing of carbon on base material and obtain, the brilliant ink of carbon is called again far-infrared electric ink, it is a kind of crystal structure of carbon, to carry out ball-milling treatment after short carbon fiber modification, make after microcrystal grain, add again far infrared transmission agent and other auxiliary agents, with the synthetic heating element that is made into of special process.Its operation principle is under electric initiation excitation, produces " Brownian movement ", thereby produce heat energy by the intermolecular mutual shock of carbon and friction by carbon micel, generates a large amount of infrared radiation, and its electric energy and thermal energy conversion rate reach more than 98%.
Low-temp radiating electrothermal membrane at present, substantially be all to adopt the printing of carrying out conductive exothermal ink on base material plastic basis material as resistant to elevated temperatures in PET, PI etc. to form, printing process has silk screen printing and gravure process etc., and the shape of the printing surface of electrically conductive ink has bar shaped and network structure etc.
Chinese patent ZL02210425.9 (CN2534761Y) discloses a kind of Self-limiting cryogenic radiation electrothermal film, pyrotoxin is the ink band that is printed on the strip on base material, ink band has consistent width, between band and band, there is uniform interval, because the conductive exothermal of ink has consistent physicochemical characteristics, so the resistance of its every band is consistent substantially, conductive strips by two ends are as electrode, and each band is just as several resistance (structure of current most of low temperature electric heating film is identical with it) of parallel connection; This patent adopts the bus with positive temperature coefficient as electrode, and in the time of the temperature higher than certain, the resistance of flow guide bar can increase automatically, stops more electric current by heating tape, thereby realizes effective protection of excess Temperature.
Chinese patent CN201585154U discloses a kind of low-temp radiating electrothermal membrane of special shape, its conductive heating unit is not traditional strip tape, but network structure, heating area and the heating efficiency of Electric radiant Heating Film are greatly improved, and can not cause because of the destruction of certain some the inefficacy of Electric radiant Heating Film, long service life.
But the conductive heating unit of above-mentioned low-temp radiating electrothermal membrane all has definite shape as strip, netted, not that whole face generates heat, its electric energy-heat energy low conversion rate, usable area is little, if conductive heating unit can be produced on to one whole above, will increase electric radiation efficiency; Moreover conductive heating unit need to have certain thickness just can reach certain power and resistance value, and the restriction of ink itself and printing process conditions makes the uniformity that can not reach of conductive heating unit, when especially whole area printing.
If conductive heating unit is printed as to one whole, electric current flow will with the above-mentioned conductive heating unit of mentioning in the difference of mobile generation essence of electric current, one be confined to band in electric current flow, not with between current flowing, and whole face becomes after conductive heating unit, electric current flow will become one whole flow, on whole random flow.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of nano combined water conservancy diversion Electric radiant Heating Film and preparation method thereof.The present invention carries out the compound composite Nano conductive heating unit that obtains by introducing nanometer guide layer and conductive heating layer, solved whole as a conductive heating unit, the Uniform Flow of electric current on whole and avoid typography and product that the problem of ink itself causes evenly poor; Burrow, cut and the effect that do not affect conductive exothermal to reach any one place on the whole.
The present invention implements by the following technical programs:
The invention provides a kind of nano combined water conservancy diversion Electric radiant Heating Film, described nano combined water conservancy diversion Electric radiant Heating Film comprises a substrate layer, on described substrate layer, be provided with a guide layer, and above described guide layer, be provided with a conductive heating layer, and the two ends above of described conductive heating layer are respectively equipped with an electrode.
As the preferred version of above-mentioned a kind of nano combined water conservancy diversion Electric radiant Heating Film, above wherein said conductive heating layer and electrode, be provided with an insulation protection rete.
The invention provides another kind of nano combined water conservancy diversion Electric radiant Heating Film, described nano combined water conservancy diversion Electric radiant Heating Film comprises a substrate layer, on described substrate layer, be provided with a conductive heating layer, and above described conductive heating layer, be provided with a guide layer, and the two ends above of described guide layer are respectively equipped with an electrode.
As the preferred version of the nano combined water conservancy diversion Electric radiant Heating Film of above-mentioned another kind, above wherein said guide layer and electrode, be provided with an insulation protection rete.
As the preferred version of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film, above wherein said conductive heating layer and electrode, be provided with an insulation protection rete.
As the preferred version of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film, wherein said nano combined water conservancy diversion Electric radiant Heating Film is also provided with circle, square or oval-shaped hollow hole.
As the preferred version of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film, wherein said substrate layer is polyethylene terephthalate thin film layer, polyimide film layer, layer of polypropylene foil, film layer or polyvinyl chloride film layer.
As the preferred version of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film, wherein said guide layer is zinc oxide transparent conducting film, Indium-tin Oxide Transparent Conductive Film, electrically conducting transparent stannic oxide film, carbon series conductive ink layer, silver-colored serial conductive ink layer or copper series conductive ink layer.
As the preferred version of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film, wherein said conductive heating layer is carbon crystallographic system row ink layer, silver-colored series ink layer or copper series ink layer.
The preparation method of above-mentioned a kind of nano combined water conservancy diversion Electric radiant Heating Film, comprises the following steps:
1) on the surface of substrate layer, with vapour deposition method or print process, one even thickness is set, the uniform guide layer of resistance;
2) on described guide layer, with print process or spraying process, one conductive heating layer is set;
3) on described conductive heating layer, two ends make electrode.
As the preparation method's of above-mentioned a kind of nano combined water conservancy diversion Electric radiant Heating Film preferred version, be wherein also included in described conductive heating layer and install the step that insulation protection rete is set of electrode above.
The preparation method of the nano combined water conservancy diversion Electric radiant Heating Film of above-mentioned another kind, comprises the following steps:
1) on the surface of substrate layer, with print process or spraying process, one conductive heating layer is set;
2) on described conductive heating layer, with vapour deposition method or print process, one even thickness is set, the uniform guide layer of resistance;
3) on described conductive heating layer, two ends make electrode.
As the preparation method's of the nano combined water conservancy diversion Electric radiant Heating Film of above-mentioned another kind preferred version, be wherein also included in described guide layer and install the step that insulation protection rete is set of electrode above.
As the preparation method's of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film preferred version, be wherein also included in the step that circle, square or oval-shaped hollow hole are set in described nano combined water conservancy diversion Electric radiant Heating Film.
As the preparation method's of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film preferred version, the resistivity of wherein said guide layer is 4 × 10
-5~ 4 × 10
-1Ω cm.
As the preparation method's of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film preferred version, the resistance of wherein said conductive heating layer is more than or equal to the resistance of guide layer.
As the preparation method's of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film preferred version, wherein step 2) described print process is silk screen print method or woodburytype.
As the preparation method's of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film preferred version, wherein step 3) described electrode by silver starch, the method for copper slurry printing makes.
As the preparation method's of above-mentioned two kinds of nano combined water conservancy diversion Electric radiant Heating Film preferred version, wherein step 3) described electrode is for by first printing one deck conductive paste (as silver slurry), then compound one deck thin copper belt and making, wherein said conductive paste is silver slurry or copper slurry.
Nano combined water conservancy diversion Electric radiant Heating Film tool provided by the present invention has the following advantages:
1, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, its conductive heating layer is whole, has improved the heating efficiency in unit are, and meanwhile, whole heating film is compared with conductive exothermal band of the prior art, and electric heating conversion ratio is high, and fractional energy savings is high;
2, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, its guide layer has certain resistance, general identical with the resistance of conductive heating layer, its two ends add after top electrode like this, from the side, electric current both can flow at guide layer, also can flow at conductive heating layer, also can flow between layers, see it is the entirety that solid is mobile from front, so just produce a good effect, if electric current runs into because of the obstruction causing in uneven thickness and gathers at conductive heating layer, meeting automatic shunt is to guide layer, thereby the topical hypothermia and the high temperature that in the time of single conductive heating layer, cause are avoided, greatly improve the life-span of product,
3, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, its guide layer is semiconductor film or the ink layer that very thin one deck has certain resistance, be equivalent to conductive heating layer and printed one deck more, cost is very low, can not increase cost because of increasing one deck, and interelectrode resistance is consistent simultaneously, power is fixed, the electric energy consuming is the same, but high because be that face sends out heat thermogenetic, electric heating conversion ratio is high;
4, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, because its guide layer is to have certain resistance and athermic thin layer, large and the manufacture craft of its range of choice is just simple than conducting electricity the preparation technology of the Electric radiant Heating Film of generating heat again, and selection range is wide, and cost is low;
5, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, because it has the existence of guide layer, can punch arbitrarily, cut, and can not produce localized hyperthermia and low temperature; And if traditional Electric radiant Heating Film has a hole to punch banded, a whole band will be destroyed, or a part will no longer generate heat;
6, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, it is in manufacture craft, because made in advance guide layer, the making required precision of conductive heating layer will reduce, if pore, Sha Dian, the became uneven of conductive heating layer part in the time of printing are even, can not affect its practical function, increase rate of finished products;
7, nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention, it can bring huge application prospect after punching in the time that subsequent product is practical, such as timber floor, ceramic tile, flooring laminate, wallpaper, pavement snow melting ice-melt system etc., all can be combined with body by hole, as placed in the place of punching between layers, bulk material is realized and the combination of body, has ensured the mechanical property of material and can not sustain damage.
Brief description of the drawings
Fig. 1 is one of Electric radiant Heating Film structure chart of the present invention (guide layer is on substrate layer);
Fig. 2 is two (guide layer is on conductive heating layers) of Electric radiant Heating Film structure chart of the present invention;
Fig. 3 is Electric radiant Heating Film front schematic view of the present invention;
Fig. 4 is the structure chart that Electric radiant Heating Film entirety of the present invention is beaten circular port;
Fig. 5 is the structure chart that Electric radiant Heating Film entirety of the present invention is beaten slotted eye;
Fig. 6 is the structure chart that Electric radiant Heating Film entirety of the present invention is beaten square opening;
The current diagram of the nano combined Electric radiant Heating Film of Fig. 7 the present invention;
Wherein: 1-substrate layer, 2-guide layer, 3-conductive heating layer, 4-electrode, 5-insulating protective layer.
Embodiment
Be noted that following illustrating is all example, be intended to further illustrate the invention provides, except as otherwise noted, all Science and Technology terms used herein have the identical meanings of conventionally understanding with the technical field of the invention personnel.
As shown in Figure 1, Figure 3; the invention provides a kind of nano combined water conservancy diversion Electric radiant Heating Film; described nano combined water conservancy diversion Electric radiant Heating Film comprises a substrate layer 1; on described substrate layer 1, be provided with a guide layer 2; and described guide layer 2 is provided with a conductive heating layer 3 above; and the two ends above of described conductive heating layer 3 are respectively equipped with an electrode 4; above described conductive heating layer 3 and electrode 4, be provided with an insulation protection rete 5; wherein guide layer 2 and conductive heating layer 3 are all one whole; there is no space and interruption, its current flowing as shown in Figure 7.
As shown in Figure 2 and Figure 3; the present invention also provides a kind of nano combined water conservancy diversion Electric radiant Heating Film; described nano combined water conservancy diversion Electric radiant Heating Film comprises a substrate layer 1; on described substrate layer 1, be provided with a conductive heating layer 3; and described conductive heating layer 3 is provided with a guide layer 2 above, and the two ends above of described guide layer 2 are respectively equipped with an electrode 4, are provided with an insulation protection rete 5 above described guide layer 2 and electrode 4; wherein guide layer 2 and conductive heating layer 3 are all one whole, there is no space and interruption.
Below in conjunction with drawings and Examples, the present invention will be further described.
Embodiment 1
A preparation method without the nano combined water conservancy diversion Electric radiant Heating Film of insulating barrier, comprises the following steps:
1) selecting PET (polyethylene terephthalate) film is substrate layer 1;
2) setting of guide layer 2: vacuum evaporation one guide layer on this substrate layer 1 (ITO (indium oxide) nesa coating), its thickness is 100nm, square resistance (film resistance) is 15 ohm/mouthful, and this guide layer 2 is whole covering on substrate layer;
3) setting of conductive heating layer 3: by the method for silk screen printing, on this guide layer 2 entirety cover completely printing one conductive exothermal ink layer 3 (composition is carbon paste printing ink, purchased from Bao Jiayi Science and Technology Ltd. of Shenzhen), print thickness is controlled at 0.05mm, and square resistance is 100 ohm/mouthful;
4) setting of electrode: on this conductive heating layer 3 two ends adopt the mode of silk screen printing to make ag paste electrode (composition is silver paste printing ink, purchased from Bao Jiayi Science and Technology Ltd. of Shenzhen), not there is the nano combined water conservancy diversion Electric radiant Heating Film of insulating barrier.
Implementation column 2
A preparation method with the nano combined water conservancy diversion Electric radiant Heating Film of insulating barrier, comprises the following steps:
Step 1), step 2), step 3) and, step 4) identical with embodiment 1.
5) setting of insulation protection rete 5: by insulation protection rete 5 (one side is with PET (polyethylene terephthalate) film of high temperature PUR (production of Hengsheng, Shenzhen Long Jiao Products Co., Ltd)); be compounded on above-mentioned conductive heating layer and electrode; play insulation protection effect, to obtain having the nano combined conductive exothermal film of insulating protective layer 5.
Embodiment 3
A preparation method with the nano combined water conservancy diversion Electric radiant Heating Film of insulating barrier, comprises the following steps:
1) select PI (polyimides) film as substrate layer 1;
2) setting of guide layer 2: ((composition is carbon paste printing ink to carbon series conductive ink layer to adopt the method for intaglio printing to print a guide layer on this substrate layer, Bao Jiayi Science and Technology Ltd. of Shenzhen), it obtains by carbon nano-tube filled printing ink to manufacture is become to gravure printing ink), 2 of this guide layers play electric action, do not generate heat, or the efficiency of heating is low, and square resistance is 20 ohm/mouthful, and entirety covers on whole of this PI film;
3) setting of conductive heating layer 3: make conductive heating layer 3 on this guide layer, with the step 3 of embodiment 1) identical;
4) setting of electrode 4: the two ends at this conductive heating layer first make conductive silver paste, then on conductive silver paste, pressing thickness is the copper strips electrode 4 of 0.1mm, forms two symmetrical electrodes;
5) setting of insulation protection rete 5: adopt dry compound machine; insulation protection rete (brushed and made on PET film by compound adhesive (purchased from Hengsheng, Shenzhen Long Jiao Products Co., Ltd)) heat is compounded on conductive heating layer and electrode, to obtain having the nano combined water conservancy diversion Electric radiant Heating Film of insulating barrier.
Embodiment 4
A preparation method with the nano combined water conservancy diversion Electric radiant Heating Film of even open-work, comprises the following steps:
Step 1), step 2), step 3) and, step 4), step 5) and identical with embodiment 3;
6) the above-mentioned nano combined Electric radiant Heating Film with insulating barrier is carried out to punching, as shown in Fig. 4, Fig. 5 or Fig. 6, above-mentioned which floor all punch, hole be shaped as circle, ellipse or square, become open-work, to obtain having the nano combined water conservancy diversion Electric radiant Heating Film of even open-work, it can be applicable in the interlayer of plank, plastic cement, ceramic tile, ground surface material, because the existence of open-work, can obtain good stress and connect.
Embodiment 5
A preparation method with the nano combined water conservancy diversion Electric radiant Heating Film of even open-work, comprises the following steps:
1) selecting PET (polyethylene terephthalate) film is substrate layer;
2) setting of guide layer is identical with embodiment 1;
3) setting of conductive heating layer 2: first carry out the making of galley, adopt the method for intaglio printing, directly print out the picture and text (conductive heating layer) as shown in Fig. 4, Fig. 5 or Fig. 6, print thickness is 0.02MM, and the place of perforate is printing conductive heating layer not;
Step 4), step 5) identical with embodiment 3;
6) while punching, first make the perforated board the same with Fig. 3, then punch according to the place that there is no printing conductive heating layer, to obtain having the nano combined water conservancy diversion Electric radiant Heating Film of even circular hole.
Embodiment 6
A preparation method with the nano combined water conservancy diversion Electric radiant Heating Film of even open-work, comprises the following steps:
1) selecting PET (polyethylene terephthalate) film is substrate layer 1;
2) setting of guide layer 2: ((composition is carbon paste printing ink to carbon series conductive ink layer to adopt the method for intaglio printing to print a guide layer 2 on this PET film, Bao Jiayi Science and Technology Ltd. of Shenzhen), while adopting this carbon series conductive ink layer, also can first carry out printing net line rod and make, the position in the hole that will destroy be taked to the mode of not printing);
Other steps are identical with embodiment 5.
Implementation column 7
A preparation method with the nano combined water conservancy diversion Electric radiant Heating Film of insulating barrier, comprises the following steps:
1) selecting PET (polyethylene terephthalate) film is substrate layer 1;
2) setting of conductive heating layer 3: adopt the method for silk screen printing to print a conductive heating layer (carbon crystallographic system row ink layer (composition is carbon paste printing ink, purchased from Bao Jiayi Science and Technology Ltd. of Shenzhen)) on this substrate layer;
3) on this conductive heating layer, print a guide layer 2 (composition is carbon paste printing ink, Bao Jiayi Science and Technology Ltd. of Shenzhen).
4) setting of electrode 4: (composition is silver paste printing ink first to make conductive silver paste at the two ends of this guide layer 2, purchased from Bao Jiayi Science and Technology Ltd. of Shenzhen), then on conductive silver paste, pressing thickness is the copper strips electrode 4 of 0.1mm, forms two symmetrical electrodes;
5) setting of insulation protection rete 5: by insulation protection rete 5 (one side is with PET (polyethylene terephthalate) film of high temperature PUR (production of Hengsheng, Shenzhen Long Jiao Products Co., Ltd)); be compounded on above-mentioned guide layer and electrode; play insulation protection effect, to obtain having the nano combined conductive exothermal film of insulating protective layer 5.
Current flowing in nano combined water conservancy diversion Electric radiant Heating Film provided by the present invention as shown in Figure 7.
Above embodiment; it is only preferred implementation column of the present invention; for the technology in the present invention; do not departing under the prerequisite of core technology feature of the present invention; can also make some improvements and modifications, these retouchings and improvement also should belong to scope of patent protection of the present invention; the technical scheme of the complex electrocaloric film that every employing guide layer and conductive heating layer are combined with each other, all falls in the protection range of patent of the present invention.
Claims (18)
1. a nano combined water conservancy diversion Electric radiant Heating Film, it is characterized in that, described nano combined water conservancy diversion Electric radiant Heating Film comprises a substrate layer, is provided with a guide layer on described substrate layer, and above described guide layer, be provided with a conductive heating layer, and the two ends above of described conductive heating layer are respectively equipped with an electrode.
2. nano combined water conservancy diversion Electric radiant Heating Film as claimed in claim 1, is characterized in that, is provided with an insulation protection rete above described conductive heating layer and electrode.
3. a nano combined water conservancy diversion Electric radiant Heating Film, it is characterized in that, described nano combined water conservancy diversion Electric radiant Heating Film comprises a substrate layer, is provided with a conductive heating layer on described substrate layer, and above described conductive heating layer, be provided with a guide layer, and the two ends above of described guide layer are respectively equipped with an electrode.
4. nano combined water conservancy diversion Electric radiant Heating Film as claimed in claim 3, is characterized in that, is provided with an insulation protection rete above described guide layer and electrode.
5. the nano combined water conservancy diversion Electric radiant Heating Film as described in claim 1-4 any one, is characterized in that, described nano combined water conservancy diversion Electric radiant Heating Film is also provided with circle, square or oval-shaped hollow hole.
6. nano combined water conservancy diversion Electric radiant Heating Film as claimed in claim 5, described substrate layer is polyethylene terephthalate thin film layer, polyimide film layer, layer of polypropylene foil, film layer or polyvinyl chloride film layer.
7. nano combined water conservancy diversion Electric radiant Heating Film as claimed in claim 5, it is characterized in that, described guide layer is zinc oxide transparent conducting film, indium oxide transparent conductive film, electrically conducting transparent stannic oxide film, carbon series conductive ink layer, silver-colored serial conductive ink layer or copper series conductive ink layer.
8. nano combined water conservancy diversion Electric radiant Heating Film as claimed in claim 5, is characterized in that, described conductive heating layer is carbon crystallographic system row conductive exothermal ink layer, silver-colored serial conductive exothermal ink layer or copper series conductive exothermal ink layer.
9. a preparation method for nano combined water conservancy diversion Electric radiant Heating Film claimed in claim 1, is characterized in that, comprises the following steps:
1) on the surface of substrate layer, with vapour deposition method or print process, one even thickness is set, the uniform guide layer of resistance;
2) on described guide layer, with print process or spraying process, one conductive heating layer is set;
3) on described conductive heating layer, two ends make electrode.
10. preparation method as claimed in claim 9, is characterized in that, is also included in described conductive heating layer and the step that insulation protection rete is set that installs electrode above.
The preparation method of 11. 1 kinds of nano combined water conservancy diversion Electric radiant Heating Film claimed in claim 3, is characterized in that, comprises the following steps:
1) on the surface of substrate layer, with print process or spraying process, one conductive heating layer is set;
2) on described conductive heating layer, with vapour deposition method or print process, one even thickness is set, the uniform guide layer of resistance;
3) on described guide layer, two ends make electrode.
12. preparation methods as claimed in claim 11, is characterized in that, are also included in described guide layer and the step that insulation protection rete is set that installs electrode above.
13. preparation methods as described in claim 9-12 any one, is characterized in that, are also included in the step that circle, square or oval-shaped hollow hole are set in described nano combined water conservancy diversion Electric radiant Heating Film.
14. preparation methods as claimed in claim 13, is characterized in that, the resistivity of described guide layer is 1 × 10
-6~ 1 × 10
-1Ω cm.
15. preparation methods as claimed in claim 13, is characterized in that, the resistance of described conductive heating layer is more than or equal to the resistance of guide layer.
16. preparation methods as claimed in claim 13, is characterized in that step 2) described print process is silk screen print method or woodburytype.
17. preparation methods as claimed in claim 13, is characterized in that step 3) described electrode by silver starch, the method for copper slurry printing makes.
18. preparation methods as claimed in claim 13, is characterized in that step 3) described electrode is for by first printing one deck conductive paste, then compound one deck thin copper belt and making in this conductive paste, wherein said conductive paste be that silver slurry or copper are starched.
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| CN201310039901.7A CN103974471A (en) | 2013-02-01 | 2013-02-01 | Nano-composite current-conducting electric heating film and production method thereof |
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| CN201310039901.7A CN103974471A (en) | 2013-02-01 | 2013-02-01 | Nano-composite current-conducting electric heating film and production method thereof |
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Application publication date: 20140806 |