Composition, optical compensatory film and liquid crystal display
US7311950B2 · kind B2 · utility
4Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2005 |
| Grant date | Dec 25, 2007 |
| Priority date | — |
| Expiry date | Sep 6, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/134363
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition comprising at least one compound having a fluoro-aliphatic group and at least one hydrophilic group selected from the group consisting of a carboxyl group (—COOH), a sulfo group (—SO3H), a sulfato group (—OSO3H), a phosphonoxy group {—OP(═O)(OH)2} and salts thereof; at least one onium salt; and at least one liquid-crystal compound is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.