Liquid crystal devices
US4965017A · kind A · utility
6Cited by
0References
19Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 13, 1988 |
| Grant date | Oct 23, 1990 |
| Priority date | — |
| Expiry date | Jul 13, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31931
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An alignment layer for a liquid crystal display consists at least substantially of a polyphenylene polymer wherein at least 80% of the said polyphenylene polymer is composed of aromatic phenylene rings. The alignment layer is capable of providing a homogeneous alignment of liquid crystal molecules disposed adjacent thereto with a high tilt bias angle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.