Planar heating element and production thereof

Details Planar heating element and production thereof Planar heating element and production thereof

1975-03-26

1977-10-25

Thurlow, Jeffery R.

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

219528, 219531, 219548, 219549, 252511, 264 25, 264104, 264105, 264174, 264DIG46, H05B 318

Patent

active

040555267

ABSTRACT:
The present invention is related to a method for producing a planar heating element. The method comprises melt-admixing an insulating thermoplastic resin with an electrically conductive powder. The mixture is then extruded, and the extruded body is rapidly cooled.

REFERENCES:
patent: 2291670 (1942-08-01), Wiley et al.
patent: 2636923 (1953-04-01), Perzel
patent: 3387065 (1968-06-01), Derbyshire et al.
patent: 3412358 (1968-11-01), Hummel et al.
patent: 3535494 (1970-10-01), Armbruster
patent: 3728424 (1973-04-01), Bauer
patent: 3823217 (1974-07-01), Kampe
patent: 3846223 (1974-11-01), Lederman et al.

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