Conductive member, charging member using the conductive member, process cartridge using the charging member and image forming apparatus using process cartridge
US7515852B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2006 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | Jul 6, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/025
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An conductive member includes a long conductive supporting body to which a predetermined potential is applied, extending from one side to the other side, an electric resistance adjusting layer, which is formed to surround a circumference surface of the conductive supporting body and adjusts an electric resistance, and a surface protection layer, which is provided to cover a surface of the electric resistance adjusting layer and protects the surface of the electric resistance adjusting layer, and the electric resistance adjusting layer contains a thermoplastic resin material having an ether group in a molecular and an organic phosphonium salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.