Liquid crystal device
US5046822A · kind A · utility
36Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 1990 |
| Grant date | Sep 10, 1991 |
| Priority date | — |
| Expiry date | Aug 31, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31721
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides a liquid crystal material disposed between said pair of substrates, wherein at least one of said substrates is provided with a film comprising a polyimide compound having in its polyimide main-chain structural unit at least one alkyl side chain containing an alkyl chain moiety having a length of 2 to 10 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.