Electrophotographic photoreceptor
US5019474A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1990 |
| Grant date | May 28, 1991 |
| Priority date | — |
| Expiry date | Apr 4, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/0694
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A novel electrophotographic photoreceptor is provided comprising on an electrically conductive support a layer containing a charge-transporting compound and a charge-generating compound or a charge-transporting compound-containing layer and a charge-generating compound-containing layer, characterized in that as said electric charge-generating compound there is contained a tetrakisazo compound represented by the general formula (1): ##STR1## wherein Ar.sup.1, Ar.sup.2, Ar.sup.3, Ar.sup.4, Ar.sup.5, Ar.sup.6 and Ar.sup.7 each represents an arylene group, divalent condensed polycyclic aromatic group or divalent heterocyclic aromatic group; and Cp represents a coupler residue.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.