Image forming apparatus, protective agent and process cartridge
US8340562B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2009 |
| Grant date | Dec 25, 2012 |
| Priority date | — |
| Expiry date | Jul 26, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1609
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus including an image bearing member that bears a latent image and has a surface layer; a charging device that charges the surface of the image bearing member: a latent image forming device that forms the latent image on the surface of the image bearing member; a development device that develops the latent image formed on the surface of the image bearing member with a development agent to form a toner image thereon; a transfer device that transfers the toner image to a transfer medium; a cleaning device that removes residual toner remaining on the surface of the image bearing member after transferring the toner image to the transfer medium; and a protection agent supplying device that supplies a protection agent to the surface layer of the image bearing member that forms a protection layer thereon, wherein the protection agent comprises a metal soap and boron nitride and the amount of the boron nitride in the protection layer applied to the image bearing member after image formation is 0.3 μg/cm2 or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.