CN115568048A - Far infrared reinforced coating and electrothermal film based on same - Google Patents
Far infrared reinforced coating and electrothermal film based on same Download PDFInfo
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- CN115568048A CN115568048A CN202211553118.8A CN202211553118A CN115568048A CN 115568048 A CN115568048 A CN 115568048A CN 202211553118 A CN202211553118 A CN 202211553118A CN 115568048 A CN115568048 A CN 115568048A
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- 239000011247 coating layer Substances 0.000 claims abstract description 23
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- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910000423 chromium oxide Inorganic materials 0.000 claims abstract description 6
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- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims abstract description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 6
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 6
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- 239000011265 semifinished product Substances 0.000 claims description 18
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- 229910021641 deionized water Inorganic materials 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000000839 emulsion Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
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- 238000005485 electric heating Methods 0.000 description 27
- 238000004806 packaging method and process Methods 0.000 description 20
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- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 238000005538 encapsulation Methods 0.000 description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 6
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Images
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
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2244—Oxides; Hydroxides of metals of zirconium
Abstract
The invention discloses a far infrared reinforced coating and an electrothermal film based on the same, belongs to the technical field of electrothermal films, and can effectively improve the electrothermal radiation conversion efficiency of the electrothermal film. The electrothermal film comprises a heating layer, a heating base layer and a far infrared enhanced coating layer, wherein the heating base layer and the far infrared enhanced coating layer are respectively arranged on two sides of the heating layer; the far infrared enhanced coating layer is obtained by coating a far infrared enhanced coating prepared by taking an oxide as a main raw material on one side of the heating layer, which is far away from the heating base layer, to form a film; the oxide is one or more of zirconia, titanium oxide, ferric oxide, chromium oxide and silicon dioxide.
Description
Technical Field
The invention relates to a far infrared reinforced coating and an electrothermal film based on the same, belonging to the technical field of electrothermal films.
Background
The electrothermal film heating system is different from point heating systems represented by radiators, air conditioners and heating plates. The low-temp. electrothermal film is a semi-transparent polyester film which can be heated after being electrified, and is made up by using conductive special-made printing ink and metal current-carrying strip through the processes of processing and hot-pressing between insulating polyester films. When the electric heating film is used as a heating body, heat is sent into a space in a radiation mode, so that a human body and an object are firstly warmed, and the comprehensive effect of the electric heating film is superior to that of a traditional convection heating mode. The low-temperature radiation electrothermal film system consists of a power supply, a temperature controller, a connecting piece, an insulating layer and a facing, wherein the power supply is connected with the electrothermal film through a lead to convert electric energy into heat energy.
The existing electric heating film structure for electric heating is generally an upper packaging layer, a heating layer, a lower packaging layer structure or an upper packaging layer, a heating layer, a lower packaging layer and an aluminum foil reflecting layer structure, the electric heating radiation conversion efficiency of the existing electric heating film only depends on the heating material, and the electric heating radiation conversion efficiency is lower.
Disclosure of Invention
The invention provides a far infrared reinforced coating and an electrothermal film based on the same, which can effectively improve the electrothermal radiation conversion efficiency of the electrothermal film.
The invention provides an electrothermal film, which comprises a heating layer, a heating base layer and a far infrared reinforced coating layer;
the heating base layer and the far infrared enhanced coating layer are respectively arranged on two sides of the heating layer;
the far infrared enhanced coating layer is obtained by coating a far infrared enhanced coating prepared by taking an oxide as a main raw material on one side of the heating layer, which is far away from the heating base layer, to form a film;
the oxide is one or more of zirconia, titanium oxide, ferric oxide, chromium oxide and silicon dioxide.
Preferably, the electrothermal film further comprises a heat insulation layer, and the heat insulation layer is arranged on one side, away from the heat generation layer, of the heat generation base layer.
Preferably, the electrothermal film further comprises a shielding layer, wherein the shielding layer is arranged on one side, away from the heating layer, of the far infrared enhanced coating layer.
The invention also provides a far infrared enhanced coating, which comprises the following raw materials in parts by weight:
50-60 parts of semi-finished product containing oxide;
30-35 parts of a water-based polyurethane emulsion;
1-5 parts of a film-forming assistant;
2-5 parts of a leveling agent;
0.5-1 part of a dispersant;
1-5 parts of a thickening agent;
1-5 parts of a surface tension regulator.
Preferably, 58 parts by weight of the semi-finished product containing the oxide, 30.6 parts by weight of the aqueous polyurethane emulsion, 4 parts by weight of the film-forming assistant, 2.6 parts by weight of the leveling agent, 0.8 part by weight of the dispersant, 1.2 parts by weight of the thickener and 1.4 parts by weight of the surface tension regulator.
Preferably, the semi-finished product containing the oxides comprises the following raw materials in parts by weight:
1.5-3 parts of water-based acrylic resin;
10-15 parts of a dispersing agent;
20-50 parts of oxide powder;
30-50 parts of deionized water.
Preferably, the weight parts of the aqueous acrylic resin, the dispersant and the deionized water are respectively 2.5, 11, 40 and 46.
The invention also provides a preparation method for preparing the far infrared reinforced coating, which comprises the following steps:
preparing a semi-finished product containing oxides;
mixing the raw materials according to the composition of the far infrared reinforced coating, and stirring for 0.5-1.5 hours at the rotating speed of a stirrer being less than 2000 r/min;
filtering the far infrared reinforced coating obtained after stirring by a filter screen with 150-250 meshes.
Preferably, the preparation of the oxide-containing semi-finished product specifically comprises:
mixing the raw materials according to the raw material composition of the semi-finished product containing the oxide, and stirring for 0.5-1.5 hours at the rotating speed of a stirrer of 600-1200 r/min;
the rotating speed of the stirrer is increased to 1500-1800 r/min, and stirring is continued for 3.5-4.5 hours.
The invention also provides a heating product, which comprises a surface layer, a back lining layer and the electrothermal film;
the electric heating film is clamped between the surface layer and the back lining layer.
The invention can produce the beneficial effects that:
the electrothermal film is added with a far infrared enhanced coating layer on the basis of the existing heating film, and the far infrared enhanced coating prepared by taking one or more of oxides such as zirconium oxide, titanium oxide, ferric oxide, chromium oxide, silicon dioxide and the like as main raw materials is coated on one side of the heating layer, which is far away from the heating base layer, to form a film, so that the far infrared enhanced coating layer is obtained; the electrothermal film effectively improves the electrothermal radiation conversion efficiency of the electrothermal film, so that most of the heat of the electrothermal film is transferred in a heat radiation mode, and the heat conduction proportion is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an electrothermal film according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of an electrothermal film applied to a heating floor tile according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an electrothermal film used for a heating scroll painting according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an electrothermal film for a heating plate according to an embodiment of the present invention;
FIG. 5 is a schematic view of an electrothermal film applied to a heating wall panel according to an embodiment of the present invention;
fig. 6 is a schematic structural view of an electric heating film used for a heating pad according to an embodiment of the present invention.
List of parts and reference numerals:
11. a heat generating layer; 12. a heat generating base layer; 13. a far infrared enhanced coating layer; 14. a thermal insulation layer; 15. a shielding layer; 16. an inner encapsulation layer; 17. an upper encapsulation layer; 18. a lower encapsulation layer; 100. an electric heating film; 101. a heat-insulating layer; 102. the floor tile body; 103. a back layer; 104. a pattern decoration layer; 105. an aluminum sheet back layer; 106. a heating plate decoration layer; 107. an interior layer of the wall; 108. a wall surface decoration layer; 109. a backsheet layer; 110. a heating pad decoration layer.
Detailed Description
The present invention will be described in detail with reference to examples, but the present invention is not limited to these examples.
The embodiment provides an electrothermal film, which comprises a heating layer 11, a heating base layer 12 and a far infrared reinforced coating layer 13.
Wherein, the heating base layer 12 and the far infrared enhanced coating layer 13 are respectively arranged at two sides of the heating layer 11.
Specifically, the heat generating layer 11 is made of one or more of a semiconductor heat generating material, a carbon-based material, and a conductive metal material.
The far infrared enhanced coating layer 13 is obtained by coating a far infrared enhanced coating prepared by taking an oxide as a main raw material on one side of the heating layer 11, which is far away from the heating base layer 12, to form a film.
Wherein the oxide is one or more of zirconia, titanium oxide, ferric oxide, chromium oxide and silicon dioxide.
Specifically, the far infrared reinforced coating is uniformly coated on one side of the heating layer 11 departing from the heating base layer 12 through silk screen printing, bar coating and other modes.
In order to transmit the heat generated by the heating layer 11 from the side of the electrothermal film 100 provided with the far infrared enhanced coating 13, the electrothermal film 100 further comprises a heat insulation layer 14, and the heat insulation layer 14 is arranged on the side of the heating base layer 12 departing from the heating layer 11. Under the action of the far infrared enhanced coating 13, more heat is transferred out in a heat radiation mode.
In order to reduce the effect of the leakage current of the electrothermal film 100 and reduce the occurrence of the large-area paving trip phenomenon, the electrothermal film 100 further comprises a shielding layer 15, and the shielding layer 15 is arranged on one side of the far infrared enhanced coating layer 13 departing from the heating layer 11. The shielding layer 15 functions as an electromagnetic shield.
The electric heating film 100 further includes an inner packaging layer 16, and the inner packaging layer 16 is disposed between the shielding layer 15 and the far infrared reinforcement coating layer 13. Specifically, the inner encapsulation layer 16 is a PET film.
In order to improve the insulation and waterproof effects of the electrothermal film 100, the electrothermal film 100 further comprises an upper packaging layer 17 and a lower packaging layer 18, and the upper packaging layer 17 and the lower packaging layer 18 are both PET films. The upper encapsulating layer 17 is provided outside the shield layer 15 by a film coating technique, and the lower encapsulating layer 18 is provided outside the heat insulating layer 14 by a film coating technique.
In this embodiment, the heating layer 11 is made of a semiconductor heating material, and the far infrared enhanced coating layer 13 is formed by coating a far infrared enhanced coating prepared by using zirconia as a main raw material on a side of the heating layer 11 away from the heating base layer 12 to form a film.
The semiconductor electrothermal film with the far infrared enhanced coating of the present invention was compared with a common semiconductor electrothermal film, and the comparison results are shown in table 1.
Table 1 comparative results table
The electric heat membrane generates heat and mode of heat conduction thereof includes heat conduction mode, convection current mode and heat radiation mode, at equal area of generating heat, equal test environment, insulation material set up and deviate from the 11 one side of layer that generate heat at the basic unit 12 that generates heat under the condition that makes the one-way upwards transmission of heat, ambient temperature is the same, the influence result of convection current mode can be ignored, consequently the temperature of passing through heat radiation and heat conduction two kinds of modes transmission to last encapsulation layer 17 only need be considered here.
As can be seen from table 1, the comparison of sample 1 with sample 2 reveals that the maximum surface temperature of sample 1 is lower than that of sample 2, indicating that most of the heat of the semiconductor electrothermal film with the far infrared enhancing coating is released by means of heat radiation rather than being conducted to the upper encapsulation layer 17 by means of heat conduction.
The embodiment of the invention also provides a far infrared reinforced coating, which comprises the following raw materials in parts by weight:
50-60 parts of a semi-finished product containing oxides;
30-35 parts of a water-based polyurethane emulsion;
1-5 parts of a film-forming assistant;
2-5 parts of a leveling agent;
0.5-1 part of a dispersant;
1-5 parts of a thickening agent;
1-5 parts of a surface tension regulator.
In order to avoid the influence on the coating effect caused by bubbles generated in the process of stirring the far infrared enhanced coating, 1-5 parts by weight of defoaming agent is added in the raw materials of the coating.
Wherein, the semi-finished product containing the oxide comprises the following raw materials in parts by weight:
1.5-3 parts of water-based acrylic resin;
10-15 parts of a dispersing agent;
20-50 parts of oxide powder;
30-50 parts of deionized water.
In order to further avoid the phenomenon that the far infrared enhanced coating generates bubbles in the stirring process and influences the coating effect, 0.5-2 parts by weight of defoaming agent is added in the semi-finished product containing the oxide.
The embodiment also provides a preparation method for preparing the far infrared reinforced coating, and in the embodiment, the oxide is zirconium oxide.
Specifically, the preparation method comprises the following steps:
s1, preparing a semi-finished product containing zirconium oxide.
Specifically, 2.5 parts by weight of aqueous acrylic resin, 11 parts by weight of a dispersing agent, 0.5 part by weight of a defoaming agent, 40 parts by weight of zirconia powder and 46 parts by weight of deionized water are weighed. Wherein, the water-based acrylic resin, the defoamer and the deionized water are liquid materials, and the dispersant and the zirconia powder are powder materials.
Adding the weighed liquid material into a stirrer, and starting stirring under the condition that the rotating speed of the stirrer is 600-1200 r/min; and then adding the weighed powder into a stirrer in a stirring state of the stirrer, and stirring for 1 hour under the condition that the rotating speed of the stirrer is 600 to 1200 r/min.
And then, increasing the rotation speed of the stirrer to 1500-1800 r/min, and continuing stirring for 4 hours to obtain a semi-finished product containing zirconium oxide.
S2, weighing 58 parts by weight of the semi-finished product containing zirconium oxide prepared in the S1, 30.6 parts by weight of aqueous polyurethane emulsion, 4 parts by weight of film-forming assistant, 2.6 parts by weight of flatting agent, 0.8 part by weight of dispersing agent, 1.2 parts by weight of thickening agent, 1.4 parts by weight of defoaming agent and 1.4 parts by weight of surface tension regulator, adding into a stirrer, and stirring for 1 hour under the condition that the rotating speed of the stirrer is less than 2000 r/min.
And S3, filtering the far infrared enhanced coating obtained in the step S2 through a 200-mesh filter screen, and removing large particles generated by film formation in the far infrared enhanced coating.
The embodiment also provides a heating product which comprises a surface layer, a back lining layer and the electrothermal film in any one of the above parts, wherein the electrothermal film is clamped between the surface layer and the back lining layer.
The heating product can be a heating floor tile, a heating scroll painting, a heating plate, a heating wallboard or a heating pad.
As shown in fig. 2, the heating product is a heating floor tile, the surface layer is a floor tile body 102, and the backing layer is a heat insulation layer 101.
Specifically, the heating floor tile comprises a heat insulation layer 101, an electrothermal film 100 and a floor tile body 102, wherein the electrothermal film 100 is laid between the heat insulation layer 101 and the floor tile body 102, the heat insulation layer 101 is tightly attached to a lower packaging layer 18 of the electrothermal film 100, and the bottom surface of the floor tile body 102 is tightly attached to an upper packaging layer 17 of the electrothermal film 100.
As shown in fig. 3, the heat-generating product is a heat-generating scroll painting, the surface layer is a pattern decoration layer 104, and the backing layer is a back layer 103.
Specifically, the heating scroll painting comprises a back layer 103, an electric heating film 100 and a pattern decoration layer 104, wherein the electric heating film 100 is clamped between the back layer 103 and the pattern decoration layer 104, the back layer 103 is tightly attached to a lower packaging layer 18 of the electric heating film 100, and the pattern decoration layer 104 is tightly attached to an upper packaging layer 17 of the electric heating film 100.
As shown in fig. 4, the heat generating product is a heat generating board, the surface layer is a heat generating board decoration layer 106, and the back layer is an aluminum plate back layer 105.
Specifically, the heating plate comprises an aluminum plate back layer 105, an electric heating film 100 and a heating plate decoration layer 106, the electric heating film 100 is clamped between the aluminum plate back layer 105 and the heating plate decoration layer 106, the aluminum plate back layer 105 is tightly attached to a lower packaging layer 18 of the electric heating film 100, and the heating plate decoration layer 106 is tightly attached to an upper packaging layer 17 of the electric heating film 100.
As shown in fig. 5, the heat-generating product is a heat-generating wall board, the surface layer is a wall surface decoration layer 108, and the back layer is a wall body inner layer 107.
Specifically, the heating wall board comprises a wall inner layer 107, an electric heating film 100 and a wall decoration layer 108, wherein the electric heating film 100 is clamped between the wall inner layer 107 and the wall decoration layer 108, the wall inner layer 107 is tightly attached to a lower packaging layer 18 of the electric heating film 100, and the wall decoration layer 108 is tightly attached to an upper packaging layer 17 of the electric heating film 100.
As shown in fig. 6, the heat-generating product is a heat-generating mat, the surface layer is a heat-generating mat decorative layer 110, and the back layer is a back plate layer 109.
Specifically, the heating pad comprises a back plate layer 109, an electric heating film 100 and a heating pad decoration layer 110, the electric heating film 100 is clamped between the back plate layer 109 and the heating pad decoration layer 110, the back plate layer 109 is tightly attached to the lower packaging layer 18 of the electric heating film 100, and the heating pad decoration layer 110 is tightly attached to the upper packaging layer 17 of the electric heating film 100.
The far infrared enhanced coating layer is added on the basis of the existing heating film, and the far infrared enhanced coating prepared by taking one or more of oxides such as zirconium oxide, titanium oxide, ferric oxide, chromium oxide, silicon dioxide and the like as main raw materials is coated on one side of the heating layer, which is far away from the heating base layer, to form a film, so that the far infrared enhanced coating layer is obtained; the electrothermal film with the far infrared enhanced coating layer effectively improves the electrothermal radiation conversion efficiency of the electrothermal film, so that most of the heat of the electrothermal film is transferred in a heat radiation mode, and the heat conduction proportion is reduced.
Although the present invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (10)
1. An electrothermal film is characterized by comprising a heating layer, a heating base layer and a far infrared reinforced coating layer;
the heating base layer and the far infrared enhanced coating layer are respectively arranged on two sides of the heating layer;
the far infrared enhanced coating layer is obtained by coating a far infrared enhanced coating prepared by taking an oxide as a main raw material on one side of the heating layer, which is far away from the heating base layer, to form a film;
the oxide is one or more of zirconia, titanium oxide, ferric oxide, chromium oxide and silicon dioxide.
2. The electrothermal film according to claim 1, further comprising a heat insulating layer disposed on a side of the heat generating base layer facing away from the heat generating layer.
3. The electrothermal film according to claim 1 or 2, further comprising a shielding layer disposed on a side of the far infrared enhanced coating layer facing away from the heating layer.
4. The far infrared reinforced paint as set forth in any one of claims 1 to 3, characterized in that the paint comprises the following raw materials in parts by weight:
50-60 parts of semi-finished product containing oxide;
30-35 parts of a water-based polyurethane emulsion;
1-5 parts of a film-forming assistant;
2-5 parts of a leveling agent;
0.5-1 part of a dispersant;
1-5 parts of a thickening agent;
1-5 parts of a surface tension regulator.
5. The far-infrared reinforced paint as set forth in claim 4, wherein the semi-finished product containing an oxide is 58 parts by weight, the aqueous polyurethane emulsion is 30.6 parts by weight, the film-forming aid is 4 parts by weight, the leveling agent is 2.6 parts by weight, the dispersant is 0.8 parts by weight, the thickener is 1.2 parts by weight, and the surface tension modifier is 1.4 parts by weight.
6. The far infrared reinforced paint as claimed in claim 4, wherein the semi-finished product containing oxides comprises the following raw materials in parts by weight:
1.5-3 parts of water-based acrylic resin;
10-15 parts of a dispersing agent;
20-50 parts of oxide powder;
30-50 parts of deionized water.
7. The far-infrared reinforced paint as claimed in claim 6, wherein the amount of the aqueous acrylic resin is 2.5 parts by weight, the amount of the dispersant is 11 parts by weight, the amount of the oxide powder is 40 parts by weight, and the amount of the deionized water is 46 parts by weight.
8. A method for preparing the far infrared reinforced paint as set forth in claim 6 or 7, characterized in that the method comprises the steps of:
preparing a semi-finished product containing oxides;
mixing the raw materials according to the composition of the far infrared reinforced coating, and stirring for 0.5-1.5 hours under the condition that the rotating speed of a stirrer is less than 2000r/min
Filtering the far infrared reinforced coating obtained after stirring by a filter screen with 150-250 meshes.
9. The method for preparing far infrared reinforced paint according to claim 8, wherein the preparing of the semi-finished product containing oxide specifically comprises:
mixing materials according to the raw material composition of a semi-finished product containing an oxide, and stirring for 0.5-1.5 hours at the rotation speed of a stirrer of 600-1200 r/min;
the rotating speed of the stirrer is increased to 1500-1800 r/min, and stirring is continued for 3.5-4.5 hours.
10. A heat-generating product comprising a surface layer, a backing layer and an electrothermal film according to any one of claims 1 to 3;
the electrothermal film is clamped between the surface layer and the back lining layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211553118.8A CN115568048A (en) | 2022-12-06 | 2022-12-06 | Far infrared reinforced coating and electrothermal film based on same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211553118.8A CN115568048A (en) | 2022-12-06 | 2022-12-06 | Far infrared reinforced coating and electrothermal film based on same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115568048A true CN115568048A (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211553118.8A Pending CN115568048A (en) | 2022-12-06 | 2022-12-06 | Far infrared reinforced coating and electrothermal film based on same |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4965434A (en) * | 1988-04-08 | 1990-10-23 | Matsushita Electric Industrial Co., Ltd. | Far-infrared heater |
| CN102031051A (en) * | 2009-09-24 | 2011-04-27 | 广东骏丰投资有限公司 | Spectrum generator, preparation method thereof and preparation method of far-infrared radiant coating |
| CN105916222A (en) * | 2016-05-09 | 2016-08-31 | 苏州思创源博电子科技有限公司 | Far infrared electric heating film preparation method |
| CN107360639A (en) * | 2017-08-10 | 2017-11-17 | 江苏同创节能科技有限公司 | A kind of high temperature resistant graphene far-infrared electrothermal film and its preparation technology |
| CN112094547A (en) * | 2019-08-21 | 2020-12-18 | 合肥微晶材料科技有限公司 | Far infrared reflection coating and flexible electrothermal film based on same and having single-side far infrared radiation function |
-
2022
- 2022-12-06 CN CN202211553118.8A patent/CN115568048A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4965434A (en) * | 1988-04-08 | 1990-10-23 | Matsushita Electric Industrial Co., Ltd. | Far-infrared heater |
| CN102031051A (en) * | 2009-09-24 | 2011-04-27 | 广东骏丰投资有限公司 | Spectrum generator, preparation method thereof and preparation method of far-infrared radiant coating |
| CN105916222A (en) * | 2016-05-09 | 2016-08-31 | 苏州思创源博电子科技有限公司 | Far infrared electric heating film preparation method |
| CN107360639A (en) * | 2017-08-10 | 2017-11-17 | 江苏同创节能科技有限公司 | A kind of high temperature resistant graphene far-infrared electrothermal film and its preparation technology |
| CN112094547A (en) * | 2019-08-21 | 2020-12-18 | 合肥微晶材料科技有限公司 | Far infrared reflection coating and flexible electrothermal film based on same and having single-side far infrared radiation function |
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Application publication date: 20230103 |