Polymerizable liquid crystal compound, composition and polymer
US8354147B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 18, 2010 |
| Grant date | Jan 15, 2013 |
| Priority date | — |
| Expiry date | Dec 24, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The purpose of the invention is to provide a polymerizable liquid crystal compound that has a liquid crystal phase with a wide temperature range, has an excellent compatibility with another polymerizable liquid crystal compound, has an excellent solubility in organic solvent and is polymerizable in air by heat or light.Means for Solving the SubjectA polymerizable liquid crystal compound represented by formula (1) wherein A1 and A2 are a ring such as 1,4-cyclohexylene and 1,4-phenylene; Z1 to Z3 are a bonding group such as a single bond and —O—, m is an integer of 1 to 5; Q1 and/or Q2 are —O(C2H4O)n1(C3H6O)n2— or —O(C3H6O)n2(C2H4O)n1—, where n1 and n2 are integer of 0 to 5 and the sum of n1 and n2 is 2 to 5; one of Q1 and Q2 may be alkylene; P1 and P2 are a polymerizable group represented by any one of formula (2-1) to formula (2-3) and R is hydrogen, halogen or alkylene having 1 to 5 carbons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.