| 发明名称 |
PROCESS FOR PRODUCTION OF POLYIMIDE FILM, POLYIMIDE FILM, AND LAMINATE PRODUCED USING THE POLYIMIDE FILM |
| 摘要 |
The present invention relates to a polyimide film prepared from a tetracarboxylic acid component and a diamine component, wherein the strength of orientation anisotropy in the film length of 2000 mm is 1.2 or less and/or the strength of orientation anisotropy in the film length of 1800 mm is 1.1 or less. |
| 申请公布号 |
KR20130111951(A) |
申请公布日期 |
2013.10.11 |
| 申请号 |
KR20127032864 |
申请日期 |
2011.05.19 |
| 申请人 |
UBE INDUSTRIES, LTD. |
发明人 |
IWAI HIDEKI;KOBAYASHI JIN;OOSUMI YOUHEI;NAKAYAMA TATSUSHI |
| 分类号 |
B29C41/24;B29C41/46;B29C55/08;C08J5/18 |
主分类号 |
B29C41/24 |
| 代理机构 |
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