发明名称 |
Battery separator |
摘要 |
A multiply sheet product useful as a battery separator having at least two plies each in the form of a microporous sheet of predetermined length and breadth and a thickness of less than 10 mils wherein (a) at least one of said ply being a sheet capable of transforming to a substantially non-porous membrane at a temperature between about 80 DEG and 150 DEG C. while essentially maintaining its length and breadth dimensions and (b) at least one ply being a sheet capable of maintaining its dimensions and porosity at temperatures from ambient to at least about 10 DEG C. greater than the transformation temperature of sheet (a).
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申请公布号 |
US4650730(A) |
申请公布日期 |
1987.03.17 |
申请号 |
US19850734431 |
申请日期 |
1985.05.16 |
申请人 |
W. R. GRACE & CO. |
发明人 |
LUNDQUIST, JOSEPH T.;LUNDSAGER, CHRISTIAN B.;PALMER, NIGEL I.;TROFFKIN, HOWARD J. |
分类号 |
H01M2/16;H01M6/16;H01M6/50;H01M10/40;H01M10/42;(IPC1-7):H01M10/50 |
主分类号 |
H01M2/16 |
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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