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
1987-01-29
1988-03-01
Marquis, Melvyn I.
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...
524423, 524424, 524425, 524430, 524431, 524432, 524436, 524448, 524496, 528 24, 528 32, C08K 334
Patent
active
047286873
ABSTRACT:
A vulcanizable silicone elastomer composition which has novel crosslinking points comprises (A) 100 parts by weight of a polyorganosiloxane having a polymerization degree of at least 100, wherein the organic groups are selected from monovalent substituted and unsubstituted hydrocarbon groups and are attached to silicon atoms at a rate, on average, in the range of 1.98 to 2.02 per silicon atom and at least two of the organic groups are monovalent hydrocarbon groups possessing at least five carbon atoms and a carbon-carbon double bond issuing from a silicon atom through at least one carbon atom, (B) 5 to 200 parts by weight of an inorganic filler having a specific surface area of at least 50 m.sup.2 /g, and (C) 0.05 to 15 parts by weight of an organic peroxide.
REFERENCES:
patent: 3261803 (1966-07-01), Naughton
patent: 3855171 (1974-12-01), Wegehaupt et al.
patent: 3865788 (1975-02-01), Gaylord
patent: 4640968 (1987-02-01), Watanabe et al.
Funahashi Yuichi
Matsumoto Hironori
Sugiura Kazuo
Watanabe Junichiro
Harbour John W.
Marquis Melvyn I.
Toshiba Silicone Co. Ltd.
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