| 发明名称 |
Polyamic acid varnish composition and a flexible printed board |
| 摘要 |
A polyamic acid varnish composition, which is composed of a polyamic acid obtained by the addition polymerization of an diamine and an aromatic acid dianhydride, contains as an additive a specific imidazolyl-diaminoazine.
|
| 申请公布号 |
US6805967(B2) |
申请公布日期 |
2004.10.19 |
| 申请号 |
US20000730823 |
申请日期 |
2000.12.07 |
| 申请人 |
SONY CHEMICALS CORP. |
发明人 |
KUDO NORIAKI;NAGASHIMA MINORU |
| 分类号 |
C09D179/02;C08K5/3462;C09D5/25;C09D179/08;H05K1/03;(IPC1-7):C08L79/08;B32B15/08 |
主分类号 |
C09D179/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
