Blue color composition containing dye, color filter and liquid crystal display device and organic EL display provided with the color filter
US8212974B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 22, 2010 |
| Grant date | Jul 3, 2012 |
| Priority date | — |
| Expiry date | Dec 31, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133514
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a dye-containing blue color composition for color filter, including a triarylmethane-based dye having a structure represented by the following formula (1):wherein R1, R2, R3, R4, R5 and R6 each independently represent a hydrogen atom, an alkyl group having 1 to 6 carbon atoms which may have a substituent, a phenyl group which may have a substituent or a benzyl group which may have a substituent, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19 and R20 each independently represent a hydrogen atom, an alkyl group having 1 to 6 carbon atoms which may have a substituent or a halogen atom and X represents a tristrifluoromethanesulfonylmethide anion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.