| 发明名称 |
Nonwoven fabric cloth substrate for printed wiring boards, and prepreg using the same |
| 摘要 |
A nonwoven fabric cloth substrate for printed wiring boards containing aromatic polyamide fibers and having a 0.7-1.0 dynamic elastic modulus ratio (E' (250 DEG C)/E' (30 DEG C)) and a 0.05 or less loss tangent (Tan delta ) peak value at 30-250 DEG C, and a prepreg and a printed wiring board using the nonwoven fabric cloth substrate. <IMAGE> |
| 申请公布号 |
EP0807703(A1) |
申请公布日期 |
1997.11.19 |
| 申请号 |
EP19970107832 |
申请日期 |
1997.05.14 |
| 申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD |
发明人 |
SAKAI, MASAYUKI;HATANAKA, HIDEO;TSUKAMOTO, MASAHIDE;NAKATANI, SEIICHI;OKANO, MASAYUKI;KOJIMA, TAMAO |
| 分类号 |
B32B15/14;C08J5/04;C09D5/25;D04H1/00;D04H1/42;D04H1/58;D21H13/26;D21H17/52;H05K1/02;H05K1/03 |
主分类号 |
B32B15/14 |
| 代理机构 |
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代理人 |
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