Flexible color filter
US11119259B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Dec 13, 2016 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Jan 13, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/14
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to a flexible color filter. More specifically, the present invention is characterized in that a separation layer, a protective layer, a black matrix layer and a pixel layer are sequentially laminated, wherein the protective layer comprises one or more polymers selected from polymers represented by chemical formula 1 or chemical formula 2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.