Ptc compositions

Details Ptc compositions Ptc compositions

H - Electricity

01

B

31/154

H01B 1/24 (2006.01) C08K 3/04 (2006.01) C08K 7/24 (2006.01) C09C 1/56 (2006.01) H01C 7/02 (2006.01) H01C 7/13 (2006.01)

Patent

CA 2003964

ABSTRACT OF THE DISCLOSURE: A PTC composition comprising a product produced by making carbon black porous by means of vapor etching in order to increase its specific surface area thereof, and crystalline polymer in which porous black is dispersed. This product is in this application referred to as porous black.

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