Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1983-11-02
1985-02-19
Lilling, Herbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
106307, 423445, 423460, 423461, 524525, C08K 304
Patent
active
045006725
ABSTRACT:
According to this invention, a rubber composition is provided, which comprises 100 parts by weight of a rubber component and 25 to 250 parts by weight of carbon black, which carbon black falls within the property range of an electron-microscopic average particle diameter (dn) of above 31 millimicron, an iodine adsorption number of 35 to 60 mg/g and a dibutyl phthalate absorption number (DBP) of 90 to 150 ml/100 g and further has a selected property such that the Dst mode diameter (m.mu.) is below the value (m.mu.) obtained from the following equation:
REFERENCES:
patent: 3565657 (1971-02-01), Dannenberg et al.
patent: 3596031 (1971-07-01), Murakoshi et al.
patent: 3725103 (1973-04-01), Jordan et al.
patent: 4381949 (1983-05-01), Kuhner et al.
patent: 4383074 (1983-05-01), Kuan
patent: 4398582 (1983-08-01), Yuto et al.
Derwent Abstract 60224 E/29 (J57094030), 6-1982.
Derwent Abstract 74553 D/41 (J56106936), 8-1981.
Derwent Abstract 78802 A/44 (J53109546), 9-1978.
Misono Shinji
Suzuki Hiroaki
Lilling Herbert J.
Tokai Carbon Co., Ltd.
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