Liquid crystal device, a method for producing a liquid crystal device and method for controlling a liquid crystal device
US7295272B2 · kind B2 · utility
1Cited by
27References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2003 |
| Grant date | Nov 13, 2007 |
| Priority date | — |
| Expiry date | Aug 30, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133769
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a liquid crystal device, comprising a liquid crystal bulk layer and chiral dopants being inhomogeneously distributed in the bulk layer as a result of being permanently attached to at least one surface, termed chiral surface. The invention also relates to methods for manufacturing as well as methods for controlling liquid crystal devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.