Composition for crosslinkable polyimide precusor, method of manufacturing cross-linked polyimide, and polyimide film
US8178621B2 · kind B2 · utility
1Cited by
1References
14Claims
0Family size
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Key dates
| Filing date | May 12, 2010 |
| Grant date | May 15, 2012 |
| Priority date | — |
| Expiry date | Aug 31, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyimide precursor composition includes an oligomer or polymer having a substituted or unsubstituted carbonyl group only in a side chain and a diamine compound. A method of manufacturing a polyimide, and a polyimide film, are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.