发明名称 |
Abrasive articles prepared from crosslinked aromatic polyimides |
摘要 |
An abrasive article comprising a filler distributed in a matrix or binder of polyimide polymeric material of a crosslinked combination of two linear aromatic polyimide polymers. These articles exhibit a retention of physical properties at high temperatures.
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申请公布号 |
US4142870(A) |
申请公布日期 |
1979.03.06 |
申请号 |
US19770824731 |
申请日期 |
1977.08.15 |
申请人 |
ABRASIVES INTERNATIONAL N.V. |
发明人 |
LOVEJOY, ELWYN R. |
分类号 |
C08L79/08;B24D3/28;C08G73/00;C08G73/10;C08J5/14;(IPC1-7):E02D27/42;C08L77/00 |
主分类号 |
C08L79/08 |
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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