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PTC alloy electric heating element

An electric heating element and alloy technology, applied in anti-corrosion coatings, biocide-containing paints, antifouling/underwater coatings, etc., can solve problems such as the influence of the service life of PTC alloy electric heating elements, and achieve the effect of improving service life.

Inactive Publication Date: 2016-02-03
常熟市江南电热元件厂
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The existing PTC alloy electric heating element, its anti-corrosion, anti-scaling, and anti-oxidation properties need to be improved, and the service life of the PTC alloy electric heating element is greatly affected

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0040] A PTC alloy electric heating element, comprising a metal body, and a protective layer is sintered on the surface of the metal body, and in parts by weight, the protective layer is composed of the following components:

[0041] 18 parts butyl acrylate,

[0042] 1 part ferricyanate,

[0043] 3 parts polyvinyl acetate,

[0044] 2 parts acrylic,

[0045] 3 parts basalt fiber powder,

[0046] 2 parts aluminum phosphate,

[0047] 4 parts polyorganosiloxane.

Embodiment 2

[0049] A PTC alloy electric heating element, comprising a metal body, and a protective layer is sintered on the surface of the metal body, and in parts by weight, the protective layer is composed of the following components:

[0050] 18 parts butyl acrylate,

[0051] 2 parts ferricyanate,

[0052] 4 parts polyvinyl acetate,

[0053] 3 parts acrylic,

[0054] 4 parts basalt fiber powder,

[0055] 3 parts aluminum phosphate,

[0056] 5 parts polyorganosiloxane.

Embodiment 3

[0058] A PTC alloy electric heating element, comprising a metal body, and a protective layer is sintered on the surface of the metal body, and in parts by weight, the protective layer is composed of the following components:

[0059] 18 parts butyl acrylate,

[0060] 1.2 parts ferricyanate,

[0061] 3.4 parts polyvinyl acetate,

[0062] 2.3 parts acrylic,

[0063] 3.4 parts basalt fiber powder,

[0064] 2.3 parts aluminum phosphate,

[0065] 4.5 parts polyorganosiloxane.

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PUM

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Abstract

The invention discloses a PTC alloy electric heating element which comprises a metal body, wherein a protective layer is sintered on the outer surface of the metal body; the protective layer comprises the following components in parts by weight: 18 parts of butyl acrylate, 1-2 parts of ferricyanate, 3-4 parts of polyvinyl acetate, 2-3 parts of acrylic acid, 3-4 parts of basalt fiber power, 2-3 parts of aluminium phosphate and 4-5 parts of polysiloxane. According to the PTC alloy electric heating element, provided by the invention, the protective layer which is high in strength, heat-resistant, antioxidant, corrosion-resistant and anti-scaling is sintered on the outer surface of the metal body, therefore, the service life of the PTC alloy electric heating element is prolonged.

Description

technical field [0001] The present invention relates to a PTC alloy electric heating element. Background technique [0002] The anti-corrosion, anti-scaling, and anti-oxidation properties of the existing PTC alloy electric heating elements need to be improved, and the service life of the PTC alloy electric heating elements is greatly affected. SUMMARY OF THE INVENTION [0003] The purpose of the present invention is to provide a PTC alloy electric heating element, the surface of the metal body is sintered with a protective layer of high hardness, heat resistance, oxidation resistance, corrosion resistance and antifouling, which can improve the service life of the PTC alloy electric heating element. [0004] In order to achieve the above purpose, the technical scheme of the present invention is to design a PTC alloy electric heating element, which includes a metal body, and a protective layer is sintered on the outer surface of the metal body. By weight, the protective laye...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D4/02C09D4/06C09D7/12C09D5/08C09D5/16
Inventor 陈建祥
Owner 常熟市江南电热元件厂
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