CN107197550A - A kind of temperature controllable carbon crystal heating board - Google Patents
A kind of temperature controllable carbon crystal heating board Download PDFInfo
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- CN107197550A CN107197550A CN201710442323.XA CN201710442323A CN107197550A CN 107197550 A CN107197550 A CN 107197550A CN 201710442323 A CN201710442323 A CN 201710442323A CN 107197550 A CN107197550 A CN 107197550A
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- heating layer
- carbon
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Classifications
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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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- 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
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0227—Applications
- H05B1/0288—Applications for non specified applications
- H05B1/0294—Planar elements
-
- 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
- H05B3/14—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 the material being non-metallic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
-
- 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
- H05B2203/009—Heaters using conductive material in contact with opposing surfaces of the resistive element or resistive layer
- H05B2203/01—Heaters comprising a particular structure with multiple layers
Abstract
The present invention provides a kind of temperature controllable carbon crystal heating board, including：First resin bed is provided with the first carbon crystal heating layer, and the first resin bed two ends are welded with the first copper bar, and the first copper bar is covered by the first carbon crystal heating layer；Second resin bed is on the first carbon crystal heating layer, and the second resin bed is provided with the second carbon crystal heating layer, and the second resin bed two ends are welded with the second copper bar, and the second copper bar is covered by the second carbon crystal heating layer；3rd resin bed is on the second carbon crystal heating layer；First copper bar at the first resin bed two ends is provided with the first power supply pair, and second the second copper bar of resin bed two ends is provided with second source pair, and the first power supply pair and second source pair are connected with deconcentrator；Heat generating pastes used in first carbon crystal heating layer and the second carbon crystal heating layer are made up of modified carbon nano-tube, nano bamboo powdered carbon, ceramic cast charge, epoxy resin coating, epoxy resin white spirit, curing agent, silicon powder, dispersant and coupling agent；By setting two heating layers, realize that heating board exothermic energy is adjusted.
Description
Technical field
The present invention relates to heating board field, more particularly, to a kind of temperature controllable carbon crystal heating board.
Background technology
Carbon crystal heating board is the addition far infrared transmission agent and temperature limiting agent etc. in microcrystal grain, with special process with preparing
Fabrication techniques are formed.Adopted suitable for domestic heating, office building heating, school dormitory's office building, StoreFront heating, central heating auxiliary
Warm, chess and card room, hospital, hotel, bath center, greenhouse booth thermal insulation, warehouse insulation etc..Carbon crystal heating board is used as one kind
Emerging heating product, environmental protection and health care, are promoted well in south China area, but existing carbon crystal heating board
Can not temperature adjustment, it is impossible to realize the conversion of different exothermic energies, therefore, it is necessary to provide a kind of carbon crystal heating of temperature controllable
Plate.
The content of the invention
It is an object of the invention to provide a kind of temperature controllable carbon crystal heating board, by setting two carbon crystal heating layers, carbon is realized
The regulation of the exothermic energy of crystal heating panel.
To achieve these goals, the present invention provides a kind of temperature controllable carbon crystal heating board, and the heating board includes：First resin
The first carbon crystal heating layer is provided with layer, first resin bed, the first resin bed two ends are respectively welded the first copper bar,
First copper bar is covered by the first carbon crystal heating layer；Second resin bed, second resin bed is arranged at described first
On carbon crystal heating layer, the second carbon crystal heating layer is provided with second resin bed, the second resin bed two ends are respectively welded
There is the second copper bar, second copper bar is covered by the second carbon crystal heating layer；3rd resin bed, the 3rd resin bed is set
In on the second carbon crystal heating layer；Wherein, the first power supply pair, institute are provided with first copper bar at the first resin bed two ends
Second source pair is provided with the second copper bar for stating the second resin bed two ends, first power supply pair and the second source are to equal
It is connected with deconcentrator；Heat generating pastes used in the first carbon crystal heating layer and the second carbon crystal heating layer are received by carbon modified
Mitron, nano bamboo powdered carbon, ceramic cast charge, epoxy resin coating, epoxy resin white spirit, curing agent, silicon powder, dispersant and idol
Join agent composition.
The temperature controllable carbon crystal heating board that the present invention is provided, by set the first carbon crystal heating layer, the second carbon crystal heating layer and
Deconcentrator, realizes and the exothermic energy of carbon crystal heating board is adjusted so that user can adjust heat according to use demand
Supply, energy-conserving and environment-protective.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Brief description of the drawings
By the way that exemplary embodiment of the invention is described in more detail with reference to accompanying drawing, it is of the invention above-mentioned and its
Its purpose, feature and advantage will be apparent, wherein, in exemplary embodiment of the invention, identical reference number
Typically represent same parts.
Fig. 1 shows a kind of schematic diagram of temperature controllable carbon crystal heating board according to an embodiment of the invention.
Description of reference numerals：
1st, the 3rd resin bed 2, the second carbon crystal heating layer 3, the second copper bar 4, second source pair
5th, the first power supply is to the 6, first copper bar 7, the first carbon crystal heating layer 8, the first resin bed
9th, deconcentrator 10, the second resin bed
Embodiment
The preferred embodiment of the present invention is more fully described below with reference to accompanying drawings.Although showing the present invention in accompanying drawing
Preferred embodiment, however, it is to be appreciated that may be realized in various forms the present invention without the embodiment party that should be illustrated here
Formula is limited.On the contrary, these embodiments are provided so that the present invention is more thorough and complete, and can be by the present invention's
Scope intactly conveys to those skilled in the art.
The present invention provides a kind of temperature controllable carbon crystal heating board, and the heating board includes：First resin bed, first resin bed
On be provided with the first carbon crystal heating layer, the first resin bed two ends are respectively welded the first copper bar, and first copper bar is by institute
State the covering of the first carbon crystal heating layer；Second resin bed, second resin bed is arranged on the first carbon crystal heating layer, described
The second carbon crystal heating layer is provided with second resin bed, the second resin bed two ends are respectively welded the second copper bar, described
Two copper bars are covered by the second carbon crystal heating layer；3rd resin bed, the 3rd resin bed is arranged at the second carbon crystal hair
On thermosphere；Wherein, the first power supply pair, the second resin bed two ends are provided with first copper bar at the first resin bed two ends
The second copper bar on be provided with second source pair, first power supply pair and the second source with deconcentrator to being connected；Institute
The first carbon crystal heating layer and heat generating pastes used in the second carbon crystal heating layer are stated by modified carbon nano-tube, bamboo charcoal nano
Powder, ceramic cast charge, epoxy resin coating, epoxy resin white spirit, curing agent, silicon powder, dispersant and coupling agent composition.
The present invention controls the independent heating power of the first carbon crystal heating layer or described the by connecting the deconcentrator
The two independent heating powers of carbon crystal heating layer, or the first carbon crystal heating layer and the second carbon crystal heating layer are while the hair that is powered
Heat.
Preferably, in terms of mass fraction, the heating used in the first carbon crystal heating layer and the second carbon crystal heating layer
The each component content of slurry includes, in terms of mass fraction, 15-20 parts of modified carbon nano-tube, 5-10 parts of nano bamboo powdered carbon, ceramics hair
Penetrate 10-15 parts of agent, 20-25 parts of epoxy resin coating, 25-30 parts of epoxy resin white spirit, 2-4 parts of curing agent, 5-10 parts of silicon powder,
1-2 parts of dispersant, 1-2 parts of coupling agent.
Preferably, the dispersant is polycarboxylic acid's ammonia salt ceramic dispersants, and the coupling agent is silane coupled
Agent.
It can make the dispersiveness of powder more preferable from polycarboxylic acid's ammonia salt ceramic dispersants, and then improve heat generating pastes
Electric conductivity.Powder is handled with silane coupler, the wellability of powder and resin can be improved so that powder is easily mixed, without conglomeration
Phenomenon.
Heat generating pastes used in the present invention can prevent heat generating pastes solidification cracking, improve heating by adding silicon powder
The elevated temperature cohesiveness of slurry.
Preferably, the preparation method of the modified carbon nano-tube includes：By 10-20nm CNT with 40-50 DEG C
The concentrated sulfuric acid soaks 15-25min, and then the CNT after immersion is put into ball mill and is ground truncation, is obtained
To the modified carbon nano-tube.
By introducing modified carbon nano-tube, using the cooperation of modified carbon nano-tube and nano bamboo powdered carbon, heating slurry is improved
The electric conductivity of material.
Preferably, the ceramic cast charge is Al2O3、MnO2、SiO2、TiO2、ZrO2In one or more.
Preferably, the ceramic cast charge is Al2O3、SiO2And ZrO2Mixture, also, the AL2O3、SiO2With
ZrO2Mass ratio be 3:(2-3):(2-3).
The far infrared transmissivity of heat generating pastes used in the present invention reaches more than 80%, using Al2O3、SiO2And ZrO2's
Mass ratio is 3:(2-3):The far infrared transmissivity of the combination of (2-3) reaches more than 82%.
Preferably, the epoxy resin coating is bisphenol A type epoxy resin paint, bisphenol-A epoxy resin paint and Bisphenol F
One or more in type epoxy resin coating.
Preferably, first resin bed, second resin bed and the 3rd resin bed are epoxy plate or PET
Film.
Preferably, first power supply pair and the second source are to including anode line and cathode line.
Preferably, the epoxy resin white spirit is butanol, isobutanol, cresols, alkyl phenol, polypropylene glycol glycidol
One or more in ether, polyethylene glycol glycidol and turpentine oil.
Preferably, the curing agent is one kind in kitimine, m-xylene diamine, different Buddhist diketone diamines, thio-alcohol
Or it is a variety of.
Preferably, the preparation method of the heat generating pastes used in the present invention is：(1) nano bamboo powdered carbon, ceramics are sent out
Penetrate agent, silicon powder and coupling agent well mixed；(2) by modified carbon nano-tube, epoxy resin coating, epoxy resin white spirit and scattered
Agent is well mixed, and is then added material and curing agent after the mixing of step (1), is mixed again；Wherein, the step (1)
Include with the mixing condition of the step (2)：Mixing speed is 550-650 revs/min, and mixing time is 20-30min.
Preferably, each component material used in the heat generating pastes used in present invention preparation carbon crystal heating layer can lead to
Cross commercially available.
Further illustrate by the following examples：
Polycarboxylic acid's ammonia salt ceramic dispersants used in following examples are purchased from Weifang Heng Hai Chemical Co., Ltd.s, model
Dispersant9327。
Embodiment 1
Fig. 1 shows a kind of schematic diagram of temperature controllable carbon crystal heating board according to an embodiment of the invention.
As shown in figure 1, the present invention provides a kind of temperature controllable carbon crystal heating board, the heating board includes：First resin bed 8, institute
State and the first carbon crystal heating layer 7 be provided with the first resin bed 8, the two ends of the first resin bed 8 are respectively welded the first copper bar 6,
First copper bar 6 is covered by the first carbon crystal heating layer 7；Second resin bed 10, second resin bed 10 is arranged at institute
State on the first carbon crystal heating layer 7, the second carbon crystal heating layer 2, second resin bed 10 are provided with second resin bed 10
Two ends are respectively welded the second copper bar 3, and second copper bar 3 is covered by the second carbon crystal heating layer 2；3rd resin bed 1, institute
The 3rd resin bed 1 is stated to be arranged on the second carbon crystal heating layer 2；Wherein, first copper bar 6 at the two ends of the first resin bed 8
On be provided with the first power supply to 5, be provided with second source to 4 on second copper bar 3 at the two ends of the second resin bed 10, described
One power supply is connected to 5 and 4 pairs of the second source with deconcentrator 9；Wherein, first resin bed 8, second resin bed
10 and the 3rd resin bed 1 be epoxy plate；First power supply to 5 and the second source to 4 include anode line and
Cathode line；
The specific dispensing of heat generating pastes used in the first carbon crystal heating layer 7 and the second carbon crystal heating layer 2 includes：
In terms of mass fraction, 15 parts of modified carbon nano-tube, 5 parts of nano bamboo powdered carbon, ceramic 10 parts of cast charge, 20 parts of epoxy resin coating, ring
25 parts of oxygen tree fat white spirit, 2 parts of curing agent, 5 parts of silicon powder, 1 part of polycarboxylic acid's ammonia salt ceramic dispersants, 1 part of silane coupler；
The ceramic cast charge is Al2O3、SiO2And ZrO2Mixture, the Al2O3、SiO2And ZrO2Mass ratio be 3:2:2, institute
Epoxy resin coating is stated for bisphenol A type epoxy resin paint, the epoxy resin white spirit is turpentine oil, the curing agent be between diformazan
Phenylenediamine；Wherein, the preparation method of the modified carbon nano-tube includes：15nm CNT is soaked with 45 DEG C of the concentrated sulfuric acid
CNT after immersion, is then put into ball mill and is ground truncation by 20min, obtains the carbon modified and receives
Mitron；
The preparation method of heat generating pastes used includes：(1) by nano bamboo powdered carbon, ceramic cast charge, silicon powder and silane
Coupling agent is well mixed；(2) by modified carbon nano-tube, epoxy resin coating, epoxy resin white spirit and polycarboxylic acid's ammonia salt ceramics
Dispersant is uniform, then adds material and curing agent after the mixing of step (1), is mixed again；Wherein, the step
(1) include with the mixing condition of the step (2)：Mixing speed is 600 revs/min, and mixing time is 25min.
Embodiment 2
As shown in figure 1, the concrete structure and material of the temperature controllable carbon crystal heating board of this implementation are same as Example 1；
The specific dispensing of heat generating pastes used in the first carbon crystal heating layer 7 and the second carbon crystal heating layer 2 includes：
In terms of mass fraction, 18 parts of modified carbon nano-tube, 8 parts of nano bamboo powdered carbon, ceramic 13 parts of cast charge, 23 parts of epoxy resin coating, ring
28 parts of oxygen tree fat white spirit, 3 parts of curing agent, 8 parts of silicon powder, 1.5 parts of polycarboxylic acid's ammonia salt ceramic dispersants, silane coupler
1.5 part；The ceramic cast charge is Al2O3、SiO2And ZrO2Mixture, the Al2O3、SiO2And ZrO2Mass ratio be 3:
2:2, the epoxy resin coating is bisphenol-A epoxy resin paint, and the epoxy resin white spirit is turpentine oil, the solidification
Agent is m-xylene diamine；Wherein, the preparation method of the modified carbon nano-tube includes：By 15nm CNT with 45 DEG C
The concentrated sulfuric acid soaks 20min, and then the CNT after immersion is put into ball mill and is ground truncation, institute is obtained
State modified carbon nano-tube；
The preparation method be the same as Example 1 of heat generating pastes used.
Embodiment 3
As shown in figure 1, the concrete structure and material of the temperature controllable carbon crystal heating board of this implementation are same as Example 1；
The specific dispensing of heat generating pastes used in the first carbon crystal heating layer 7 and the second carbon crystal heating layer 2 includes：
In terms of mass fraction, 20 parts of modified carbon nano-tube, 10 parts of nano bamboo powdered carbon, ceramic 15 parts of cast charge, 25 parts of epoxy resin coating, ring
30 parts of oxygen tree fat white spirit, 4 parts of curing agent, 10 parts of silicon powder, 2 parts of polycarboxylic acid's ammonia salt ceramic dispersants, silane coupler 2
Part；The ceramic cast charge is Al2O3、SiO2And ZrO2Mixture, the Al2O3、SiO2And ZrO2Mass ratio be 3:2:2,
The epoxy resin coating be bisphenol f type epoxy resin paint, the epoxy resin white spirit be turpentine oil, the curing agent be between two
Toluenediamine；Wherein, the preparation method of the modified carbon nano-tube includes：15nm CNT is soaked with 45 DEG C of the concentrated sulfuric acid
20min is steeped, then the CNT after immersion is put into ball mill and is ground truncation, the carbon modified is obtained
Nanotube；
The preparation method be the same as Example 1 of heat generating pastes used.
Embodiment 4
The concrete structure and material of the temperature controllable carbon crystal heating board of this implementation are same as Example 1；
The present embodiment is distinguished as with embodiment 1：The ceramic cast charge is ZrO2And MnO2Mixture, the ZrO2
And MnO2Mass ratio be 2:1；Other each components and consumption, preparation method of heat generating pastes used in the present embodiment with implementation
Example 1 is identical.
Embodiment 5
The concrete structure and material of the temperature controllable carbon crystal heating board of this implementation are same as Example 1；
The present embodiment is distinguished as with embodiment 1：The ceramic cast charge is ZrO2And TiO2Mixture, the ZrO2
And TiO2Mass ratio be 2:1；Other each components and consumption, preparation method of heat generating pastes used in the present embodiment with implementation
Example 1 is identical.
Comparative example 1
The concrete structure and material of the temperature controllable carbon crystal heating board of this comparative example are same as Example 1；
Comparative example 1 is distinguished as with embodiment 1：In component modified carbon nano-tube is replaced with graphite；Used in the present embodiment
Other each components and consumption and preparation method of heat generating pastes are same as Example 1.
Comparative example 2
The concrete structure and material of the temperature controllable carbon crystal heating board of this comparative example are same as Example 1；
Comparative example 2 is distinguished as with embodiment 1：Polycarboxylic acid's ammonia salt ceramic dispersants are not added in component, it is used scattered
Agent is polyvinylpyrrolidone；Other each components and consumption and preparation method of heat generating pastes used in the present embodiment with implementation
Example 1 is identical.
Comparative example 3
The concrete structure and material of the temperature controllable carbon crystal heating board of this comparative example are same as Example 1；
Being distinguished as in component of comparative example 3 and embodiment 1 does not add silicon powder；Heat generating pastes used in the present embodiment its
His each component and consumption and preparation method are same as Example 1.
Test case 1
The heat generating pastes of embodiment 1- embodiments 5 and comparative example 1- comparative examples 2 are coated on to the epoxy plate for being bonded with copper sheet
On, wherein, copper sheet is contacted with heat generating pastes, and coating zone is 4cm × 6cm rectangular region, and thickness is 3mm, is then placed in
Dried, taken out after 20 minutes in 120 DEG C of baking oven, the resistance value of each heat generating pastes, test result are tested after room temperature cooling
Such as table 1；
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example 1 | Comparative example 2 | |
| Resistance, Ω | 470 | 390 | 320 | 468 | 472 | 500 | 490 |
By test result, the present invention utilizes modified carbon nano-tube and nano bamboo by adding modified carbon nano-tube
The cooperation of powdered carbon, improves the electric conductivity of heat generating pastes；The present invention is improved by introducing polycarboxylic acid's ammonia salt ceramic dispersants
The dispersiveness of powder, and then improve the electric conductivity of heat generating pastes.
Test case 2
The heat generating pastes of embodiment 1- embodiments 5 and comparative example 3 are coated into one piece of area on epoxy plate and thickness is homogeneous
Dried in same rectangular region, the baking oven for being then placed in 120 DEG C, oven temperature is transferred to 150 DEG C, progress after 20 minutes
High temperature resistant split test, takes out, test result such as table 2 after 3 hours；
Table 2
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example 3 | |
| Cracking situation | Without cracking | Without cracking | Without cracking | Without cracking | Without cracking | There are fine cracks on surface |
By test result, the present invention can prevent heat generating pastes solidification cracking, improve hair by adding silicon powder
The elevated temperature cohesiveness of hot slurry.
Test case 3
By the heat generating pastes of embodiment 1- embodiments 3 and embodiment 4- embodiments 5 coated on epoxy plate one piece of area and
Dried, taken out within 20 minutes, natural cooling is laggard in the rectangular region of thickness all same, the baking oven for being then placed in 120 DEG C
The test of row normal spectral emissivity, by test, embodiment 1- embodiments 3 are in 8-15 microns of wavelength band, normal direction
Spectral emissivity reaches more than 82%, and embodiment 4- embodiments 5 are in 8-15 microns of wavelength band, and Normal Luminous Intensity compares spoke
Penetrate rate and reach 80%.
By test result, the ceramic cast charge of present invention addition is Al2O3、SiO2And ZrO2Combination normal direction light
Compose emissivity and be better than ZrO2And MnO2And ZrO2And TiO2Combination, i.e., ceramic cast charge is Al2O3、SiO2And ZrO2Group
During conjunction, the far infrared transmissivity of obtained heat generating pastes is more preferable.
To sum up, the temperature controllable carbon crystal heating board of embodiment 1- embodiments 5 prepares carbon crystal as a result of above-mentioned heat generating pastes
Heating layer so that obtained temperature controllable carbon crystal heating board has more preferable heating efficiency.
It is described above various embodiments of the present invention, described above is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.In the case of without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes will be apparent from for the those of ordinary skill in art field.
Claims (10)
1. a kind of temperature controllable carbon crystal heating board, it is characterised in that the heating board includes：
The first carbon crystal heating layer is provided with first resin bed, first resin bed, the first resin bed two ends are welded respectively
The first copper bar is connected to, first copper bar is covered by the first carbon crystal heating layer；
Second resin bed, second resin bed is arranged on the first carbon crystal heating layer, is set on second resin bed
There is the second carbon crystal heating layer, the second resin bed two ends are respectively welded the second copper bar, and second copper bar is by described second
Carbon crystal heating layer is covered；
3rd resin bed, the 3rd resin bed is arranged on the second carbon crystal heating layer；
Wherein, the first power supply pair is provided with first copper bar at the first resin bed two ends, the second resin bed two ends
Second source pair is provided with second copper bar, first power supply pair and the second source with deconcentrator to being connected；
Heat generating pastes used in the first carbon crystal heating layer and the second carbon crystal heating layer are by modified carbon nano-tube, nanometer
Bamboo charcoal powder, ceramic cast charge, epoxy resin coating, epoxy resin white spirit, curing agent, silicon powder, dispersant and coupling agent composition.
2. temperature controllable carbon crystal heating board according to claim 1, wherein, in terms of mass fraction, the first carbon crystal heating
The each component of heat generating pastes used in layer and the second carbon crystal heating layer includes：15-20 parts of modified carbon nano-tube, bamboo charcoal nano
5-10 parts of powder, ceramic 10-15 parts of cast charge, 20-25 parts of epoxy resin coating, 25-30 parts of epoxy resin white spirit, curing agent 2-4
Part, 5-10 parts of silicon powder, 1-2 parts of dispersant, 1-2 parts of coupling agent.
3. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, the preparation method of the modified carbon nano-tube
Including：10-20nm CNT is soaked into 15-25min with 40-50 DEG C of the concentrated sulfuric acid, then the carbon after immersion is received
Mitron, which is put into ball mill, is ground truncation, obtains the modified carbon nano-tube.
4. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, the ceramic cast charge is Al2O3、MnO2、
SiO2、TiO2、ZrO2In one or more.
5. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, the ceramic cast charge is Al2O3、SiO2With
ZrO2Mixture, also, the AL2O3、SiO2And ZrO2Mass ratio be 3:(2-3):(2-3).
6. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, the epoxy resin coating is bisphenol type epoxy
One or more in lacquer type organic coating, bisphenol-A epoxy resin paint and bisphenol f type epoxy resin paint.
7. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, first resin bed, second resin
Layer and the 3rd resin bed are epoxy plate or PET films.
8. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, first power supply pair and the described second electricity
Source is to including anode line and cathode line.
9. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, the epoxy resin white spirit is butanol, different
One or more in butanol, cresols, alkyl phenol, polypropylene glycol glycidol ether, polyethylene glycol glycidol and turpentine oil.
10. temperature controllable carbon crystal heating board according to claim 1 or 2, wherein, the curing agent is kitimine, two
One or more in toluenediamine, different Buddhist diketone diamines, thio-alcohol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442323.XA CN107197550A (en) | 2017-06-13 | 2017-06-13 | A kind of temperature controllable carbon crystal heating board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442323.XA CN107197550A (en) | 2017-06-13 | 2017-06-13 | A kind of temperature controllable carbon crystal heating board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107197550A true CN107197550A (en) | 2017-09-22 |
Family
ID=59877641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710442323.XA Pending CN107197550A (en) | 2017-06-13 | 2017-06-13 | A kind of temperature controllable carbon crystal heating board |
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| CN (1) | CN107197550A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117098259A (en) * | 2023-10-17 | 2023-11-21 | 哈尔滨工业大学（威海） | Manufacturing method of flexible high-strength waterproof insulating heating device |
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| CN117098259A (en) * | 2023-10-17 | 2023-11-21 | 哈尔滨工业大学（威海） | Manufacturing method of flexible high-strength waterproof insulating heating device |
| CN117098259B (en) * | 2023-10-17 | 2024-03-19 | 哈尔滨工业大学（威海） | Manufacturing method of flexible high-strength waterproof insulating heating device |
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