Cable semiconducting shields

Compositions – Electrically conductive or emissive compositions – Elemental carbon containing

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174102SC, 174105SC, 4234491, 524496, H01B 124, H01B 717

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active

060867922

ABSTRACT:
A semiconducting composition comprising (i) an olefinic polymer and (ii) about 25 to about 45 percent by weight, based on the weight of the composition, of a carbon black having the following properties:

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Burns et al., "Stress Controlling Semiconductive Shields in Medium Voltage Power Distribution Cables," IEEE Electrical Insulation Magazine, Sep./Oct. 1992, vol. 8, No. 5, pp. 8 to 24.
Probst et al., "New Opportunities with a New Carbon Black Process, " International Technical Journal for Polymer Materials, Kautschuk +Gummi-Kunststoffe, Sep. 1993, pp. 707 to 709.

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