Polyimide copolymer, method for preparing the polyimide copolymer, photosensitive resin composition, photosensitive resin film, and optical device using the polyimide copolymer
US12018126B2 · kind B2 · utility
0Cited by
3References
11Claims
0Family size
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Key dates
| Filing date | Mar 11, 2020 |
| Grant date | Jun 25, 2024 |
| Priority date | — |
| Expiry date | Feb 23, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L79/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides a polyimide copolymer containing repeating units having a specific structure derived from monomers synthesized from an epoxy compound, a method for preparing the polyimide copolymer, a photosensitive resin composition, a photosensitive resin film and an optical device including the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.