Quinacridone photoconductor imaging members
US4952471A · kind A · utility
5Cited by
8References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1988 |
| Grant date | Aug 28, 1990 |
| Priority date | — |
| Expiry date | Jul 1, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/0657
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is an improved layered photoresponsive imaging member comprised of a vacuum evaporated photogenerator layer comprised of fractionally sublimed quinacridone pigments including 2,9-dichloroquinacridone, and an aryl amine hole transport layer comprised of molecules of the following formula ##STR1## dispersed in a resinous binder, and wherein X is selected from the group consisting of halogen and alkyl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.