发明名称 |
Method of making polyolefin/filler composite materials |
摘要 |
A smooth-surfaced tape or sheet of composite syntactic material made up of a polyolefin and, as filler, hollow microspheres, is formed by extrusion through a die having a land length to thickness ratio less than 7:1 at a temperature of about 215 DEG C. Such tapes are wrapped around pipes to provide insulation.
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申请公布号 |
US5597522(A) |
申请公布日期 |
1997.01.28 |
申请号 |
US19940350636 |
申请日期 |
1994.12.07 |
申请人 |
SHELL RESEARCH LIMITED |
发明人 |
CURZON, ALAN D.;WHITE, RONALD G.;JONES, AIDAN P. R. |
分类号 |
B29C47/14;B29C70/66;C08J9/32;C08K7/28;(IPC1-7):C08J9/32 |
主分类号 |
B29C47/14 |
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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