Liquid developer
US7105262B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 5, 2004 |
| Grant date | Sep 12, 2006 |
| Priority date | — |
| Expiry date | Jul 11, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/1355
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides a liquid developer that is used in an apparatus for forming an image by developing an electrostatic latent image formed on a latent image carrying member, transferring the developed image to a recording medium, and then fixing the image, in which the liquid developer contains a carrier liquid and particles formed with a composition containing a binder resin, a colorant, and a charge controlling agent comprising a charge controlling substance containing an ionic or neutral substance, wherein the charge controlling substance containing an ionic or neutral substance is supported by an inorganic porous material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.