Coloring composition, coloring radiation-sensitive composition, color filter and solid-state imaging device
US9470974B2 · kind B2 · utility
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22Claims
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Key dates
| Filing date | Feb 10, 2014 |
| Grant date | Oct 18, 2016 |
| Priority date | — |
| Expiry date | Feb 10, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/22
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a coloring composition with satisfactory heat resistance, no discoloration, excellent developability, and no development residues on a substrate and pixels of other colors, providing, a coloring composition for a color filter including (A) a polymer having a dye skeleton and (B) an organic solvent, wherein the content of an unreacted monomer component having the dye skeleton which is capable of forming (A) the polymer having the dye skeleton is less than or equal to 1 mass % with regard to (A) the polymer having the dye skeleton.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.