| 发明名称 |
Flexible printed substrate |
| 摘要 |
<p>A flexible printed substrate is constituted of metallic foil and provided thereon a polyimide layer which is produced by forming a film of a polyamic acid varnish on the metallic foil, followed by imidating. The polyimide layer has a linear expansion coefficient of 10x10<-6> to 30x 10<-6> (1/K) and a softening point not more than the imidation temperature.</p> |
| 申请公布号 |
EP1111972(B1) |
申请公布日期 |
2007.05.23 |
| 申请号 |
EP20000127809 |
申请日期 |
2000.12.19 |
| 申请人 |
SONY CHEMICAL & INFORMATION DEVICE CORPORATION |
发明人 |
KUDO, NORIAKI;NAGASHIMA, MINORU |
| 分类号 |
H05K1/03;H05K3/38;B32B15/08;C08G73/10 |
主分类号 |
H05K1/03 |
| 代理机构 |
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代理人 |
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