Liquid developer
US9395641B2 · kind B2 · utility
0Cited by
0References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2014 |
| Grant date | Jul 19, 2016 |
| Priority date | — |
| Expiry date | Dec 5, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/133
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid developer includes an insulating liquid and toner particles which are dispersed in the insulating liquid and contain a resin and a coloring agent. The resin contains a first resin which is a resin containing a component derived from a crystalline polyester resin. The coloring agent contains carbon black and nigrosine. The toner particles have a peak at not lower than 30° C. and not higher than 50° C. in a DSC curve in temperature decrease.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.