Photosensitive material and process for the preparation thereof
US5876891A · kind A · utility
21Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1995 |
| Grant date | Mar 2, 1999 |
| Priority date | — |
| Expiry date | May 26, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31721
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An alternating copolymer comprising a repeating unit of the formula: EQU --Z--(X--Y).sub.n-- (I) wherein n is at least 2, X is O, S, Se or Te, and Y and Z are independently an aromatic or substituted aromatic group, and at least one other repeating unit, which is useful as a photosensitive material used in a spatial light modulator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.