Semi-conductive silicone rubber composition
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United States of America Patent
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Sep 3, 2002
Grant Date -
N/A
app pub date -
Sep 14, 2000
filing date -
Sep 21, 1999
priority date (Note) -
Expired
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Abstract
A semi-conductive silicone rubber composition contains carbon black. The carbon black contains thermal black obtained by thermally cracking a natural gas and having a specific surface area--nitrogen absorption method of 8.0 to 10.0 m.sup.2 /g, a dibutyl phthalate absorption number (dibutyl phthalate absorption number) of 30 to 40 cm.sup.3 /100 g and an averaged particle size of 200 to 330 nm.
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