Aromatic aryl amine polymers
US4714779A · kind A · utility
9Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1980 |
| Grant date | Dec 22, 1987 |
| Priority date | — |
| Expiry date | Nov 20, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/0764
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A polymer of the formula ##STR1## wherein .PHI.=phenyl or phenylene PA1 b=0, 1, 2 or 3 PA1 n=3 or greater.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.