Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member
US5935747A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 5, 1997 |
| Grant date | Aug 10, 1999 |
| Priority date | — |
| Expiry date | Jun 5, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/078
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrophotographic photosensitive member has a support and a photosensitive layer provided on the support. The photosensitive layer containing a polysilane compound which has a structural unit represented by the following Formula (1) and has as a terminal group of the polymer chain a group selected from the group consisting of hydroxy, alkoxy and aryloxy ##STR1## wherein R.sub.1 represents a hydrogen atom, an alkyl group or an aralkyl group; R.sub.2 represents an ethyl group, a cycloalkyl group, a vinyl group, or an alkyl group or unsaturated hydrocarbon group having 3 or more carbon atoms, whose carbon atom directly bonded to the phenyl group is a primary carbon atom or a secondary carbon atom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.