Photosensitive material for electrophotography contains organic phosphite compounds
US4741981A · kind A · utility
5Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 24, 1986 |
| Grant date | May 3, 1988 |
| Priority date | — |
| Expiry date | Jul 24, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/062
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This invention relates to a layered type photosensitive material for electrophotography, which comprises a charge generating layer and a charge transfer layer on an electroconductive substrate, characterized by containing a trivalent organic phosphite compound as an agent for preventing light-degradation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.