Chlorobenzene derivatives, liquid-crystal composition, and liquid-crystal display elements
US6329027A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 28, 1999 |
| Grant date | Dec 11, 2001 |
| Priority date | — |
| Expiry date | May 28, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided are liquid crystalline compounds having excellent physical properties and being excellent in miscibility with other liquid crystal materials; liquid crystal compositions comprising the crystalline compound; and liquid crystal display device fabricated by using the liquid crystal composition; PA1 the liquid crystalline compounds being specific chlorobenzene derivatives expressed by the general formula (1) EQU Ra--A.sub.1 --Z.sub.1 --A.sub.2.paren open-st.Z.sub.2 --A.sub.3.paren close-st..sub.m.paren open-st.Z.sub.3 --A.sub.4.paren close-st..sub.n Rb (1) wherein Ra, Rb, A.sub.1 to A.sub.4, Z.sub.1 to Z.sub.3, m, and n are herein defined.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.