Positively and negatively chargeable electrophotographic photoreceptor
US4960662A · kind A · utility
7Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 5, 1989 |
| Grant date | Oct 2, 1990 |
| Priority date | — |
| Expiry date | Jan 5, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/08235
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A positively and negatively chargeable electrophotographic photoreceptor is disclosed, comprising a substrate having thereon a charge blocking layer, an amorphous silicon photoconductive layer, and an amorphous silicon nitride surface layer provided in that order, wherein the charge blocking layer comprises of amorphous silicon nitride and the amorphous silicon photoconductive layer comprises of an i-type amorphous silicon containing 0.05 to 5.0 ppm of boron.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.