发明名称 |
Composite material based on rubbers of the silicone type and of the ethylene-propylene copolymer or terpolymer type |
摘要 |
A composite material comprising at least two elastomer layers, the first layer having a first composition comprising from 40 to 80 percent by weight of silicone rubber, the second layer having a second composition comprising from 50 to 100 percent by weight of rubber of the ethylene-propylene copolymer and/or terpolymer type, wherein the first composition further contains from 20 to 60 percent by weight of rubber of the ethylene-propylene copolymer and/or terpolymer type, and each of the two compositions contains more than 5 percent, and preferably from 5 to 60 percent, by weight of silica.
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申请公布号 |
US5346760(A) |
申请公布日期 |
1994.09.13 |
申请号 |
US19920824326 |
申请日期 |
1992.01.23 |
申请人 |
TOTAL RUFFINAGE DISTRIBUTION S.A. |
发明人 |
LEMOINE, GUY;BENARD, ETIENNE;EXANDIER, CHRISTIAN |
分类号 |
B29C65/70;B29L9/00;B32B25/14;B32B25/20;B32B27/20;B32B27/32;C08K3/34;C08K3/36;C08L23/16;C08L83/04;(IPC1-7):B32B5/16;B32B25/08;B32B25/16 |
主分类号 |
B29C65/70 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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