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Low-voltage infrared electrothermal film and preparation method thereof

An electric heating film and infrared electricity technology, applied in electric heating devices, ohmic resistance heating, ohmic resistance heating parts, etc., can solve the problem that the insulation and stability of the electric heating film cannot be effectively maintained for a long time, and the preparation process of the low-voltage infrared electric heating film is complicated. , poor infrared emissivity, etc., to achieve significant infrared radiation absorption and reflection effects, reduce heat loss, and stabilize adhesion.

Active Publication Date: 2020-09-25
水木山海科技(佛山)有限责任公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The present invention proposes a low-voltage infrared electric heating film and its preparation method to solve the problem of complex preparation process, high preparation cost, and inability to effectively maintain the insulation and stability of the electric heating film and the infrared emission of the electric heating film in the prior art. Problems of poor efficiency and poor water resistance

Method used

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  • Low-voltage infrared electrothermal film and preparation method thereof
  • Low-voltage infrared electrothermal film and preparation method thereof
  • Low-voltage infrared electrothermal film and preparation method thereof

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Embodiment 1

[0037] A low-voltage infrared electrothermal film, the low-voltage infrared electrothermal film includes a first insulating and water-proof layer 1, a first conductive layer 2, a radiation enhancement layer 3 and a second insulating and water-proof layer 5, and the first insulating and water-proof layer 1 , the first conductive layer 2, the radiation enhancement layer 3 and the second insulating water-proof layer 5 are connected in sequence, and the first conductive layer 2 is a conductive graphite material, and the radiation enhancement layer 3 includes nitride Titanium material or titanium carbide material.

[0038] The low-voltage infrared electric heating film also includes a second conductive layer 4, the second conductive layer 4 is arranged between the radiation enhancement layer 3 and the second insulating and water-proof layer 5, and the second conductive layer 4 is conductive graphite material.

[0039] The titanium nitride material or titanium carbide material is a...

Embodiment 2

[0049] This embodiment should be understood as including all the features of the foregoing embodiments, and further optimized on the basis thereof. Therefore, this embodiment provides a low-voltage infrared electrothermal film, which includes a first insulating and water-proof layer 1, The first conductive layer 2, the radiation enhancement layer 3 and the second insulating water-proof layer 5, the first insulating water-proof layer 1, the first conductive layer 2, the radiation enhancing layer 3 and the second insulating water-proof layer The water layers 5 are connected in sequence, and the first conductive layer 2 is a conductive graphite material, and the radiation enhancement layer 3 includes a titanium nitride material or a titanium carbide material.

[0050] The low-voltage infrared electric heating film also includes a second conductive layer 4, the second conductive layer 4 is arranged between the radiation enhancement layer 3 and the second insulating and water-proof ...

Embodiment 3

[0061] This embodiment should be understood as at least including all the features of any one of the preceding embodiments, and further optimized on the basis of it. Therefore, this embodiment provides a low-voltage infrared electrothermal film, the low-voltage infrared electrothermal film includes a first insulating water-proof layer 1, the first conductive layer 2, the radiation enhancing layer 3 and the second insulating water-proof layer 5, the first insulating and water-proof layer 1, the first conductive layer 2, the radiation enhancing layer 3 and the second The two insulating and water-proof layers 5 are connected in sequence, and the first conductive layer 2 is made of conductive graphite material, and the radiation enhancing layer 3 is made of titanium carbide material.

[0062] The low-voltage infrared electric heating film also includes a second conductive layer 4, the second conductive layer 4 is arranged between the radiation enhancement layer 3 and the second ins...

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Abstract

The invention provides a low-voltage infrared electrothermal film and a preparation method thereof. The electrothermal film comprises a first insulating water-resisting layer, a first conductive layer, a radiation enhancement layer and a second insulating water-resisting layer; the first insulating water-resisting layer, the first conductive layer, the radiation enhancement layer and the second insulating water-resisting layer are connected in sequence; the first conductive layer is made of a conductive graphite material; the radiation enhancement layer comprises a titanium nitride material ora titanium carbide material. The prepared electrothermal film has excellent interlayer adhesive force; the insulativity and stability of the electrothermal film can be effectively maintained for a long time; and through the arrangement of the radiation enhancement layer, the infrared emission efficiency and the waterproof performance can be effectively improved; and the overall prepared electrothermal film has the advantages of low cost, uniform heating and energy conservation. The problems of complex preparation process, high preparation cost, failure to effectively keep insulativity and stability for a long time, poor infrared emissivity and waterproofness of the electrothermal film in the prior art are solved.

Description

technical field [0001] The invention relates to the field of material preparation, in particular to a low-voltage infrared electric heating film and a preparation method thereof. Background technique [0002] The electrothermal film is a resistive film that converts electrical energy into heat energy through the Joule effect. The heat is mainly radiated to space in the form of infrared rays. The electric heating film has the characteristics of high heating efficiency, electric heating safety and surface heating, and is widely used in floor heating, intelligent heating fabrics, infrared physiotherapy and electric heating anti-fog and other fields. [0003] At present, the common infrared electric heating film on the market uses conductive ink to print or coat on PET, PP, nylon and other coils, sheets or non-woven fabrics, and introduce carbon nanotubes, graphene, nano Metal particles, etc. increase the conductivity and reduce the resistance to improve the heating efficiency,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B3/36H05B3/04
CPCH05B3/36H05B3/04
Inventor 罗屹东刘耀春王国忠李玉柱魏巍
Owner 水木山海科技(佛山)有限责任公司
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