Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device
US11169308B2 · kind B2 · utility
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2Claims
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Key dates
| Filing date | Apr 2, 2019 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Apr 29, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/636
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed is a color material dispersion liquid for color filter, which has excellent heat resistance and is able to form a high-luminance coating film. The color material dispersion liquid for color filters includes (A) a color material, (B) a dispersant and (C) a solvent. The color material (A) contains (A-1) a color material represented by the following general formula (I) and (A-2) a metal lake color material of a rhodamine-based acid dye: (symbols in the general formula (I) are as described in the Description.).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.