发明名称 |
ABRASIVE COMPOSITIONS |
摘要 |
Abrasive compositions and articles such as grinding wheels and hones formed therefrom which abrasive compositions contain from 6 to 35 volume percent of diamonds from 5 to 65 volume per cent of a dendritic form of a metal such as copper, or silver or alloys thereof, from 10 to 75 volume percent of a coalesced aromatic polyimide and up to 80 volume percent (but retaining the 10 volume percent minimum of polyimide) of the polyimide phase of a filler or a metal coating on the diamonds.
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申请公布号 |
US3650715(A) |
申请公布日期 |
1972.03.21 |
申请号 |
USD3650715 |
申请日期 |
1969.04.04 |
申请人 |
E.I. DU PONT DE NEMOURS AND CO. |
发明人 |
DIETER KLAUS BRUSHEK;FRANK CLYDE STARR JR. |
分类号 |
B24D3/28;C08L79/08;(IPC1-7):C08G51/12;C09C1/68 |
主分类号 |
B24D3/28 |
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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