Polyimide-based polymer film, substrate for display device, and optical device using the same
US11999823B2 · kind B2 · utility
1Cited by
5References
13Claims
0Family size
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Key dates
| Filing date | Jan 28, 2020 |
| Grant date | Jun 4, 2024 |
| Priority date | — |
| Expiry date | Sep 20, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/022
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure relates to a polyimide-based resin film which is synthesized by the reaction of an acid anhydride compound and a diamine compound having a specific structure, a substrate for display device, and an optical device using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.