Claims
- 1. A silicone elastomer composition, comprising:
- (A) 100 parts by weight of polyorganosiloxane having a polymerization degree of at least 100, wherein the organic groups are selected from monovalent substituted or 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 said organic groups are alkylidene norbornyl groups.
- (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.
- 2. A silicone elastomer composition according to claim 1, wherein the alkylidene norbornyl groups are present in the range of 0.05 to 5 mol % of said organic groups.
- 3. A silicone elastomer composition according to claim 1, wherein said polymerization degree of (A) is not less than 1,000.
- 4. A silicone elastomer composition according to claim 1, wherein said organic peroxide of (C) is a non-acyl type peroxide.
Priority Claims (1)
Number |
Date |
Country |
Kind |
59-221540 |
Oct 1984 |
JPX |
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Parent Case Info
This application is a continuation of application Ser. No. 787,233 filed Oct. 15, 1985, now abandoned. and a platinum compound and molding the obtained blend.
US Referenced Citations (4)
Foreign Referenced Citations (2)
Number |
Date |
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750534 |
Jun 1956 |
GBX |
821477 |
Oct 1959 |
GBX |
Continuations (1)
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Number |
Date |
Country |
Parent |
787233 |
Oct 1985 |
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