Hybrid toner processes
US7442740B2 · kind B2 · utility
18Cited by
18References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 2008 |
| Grant date | Oct 28, 2008 |
| Priority date | — |
| Expiry date | Apr 8, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/08797
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner process that includes a first heating of a colorant dispersion, a first polyester resin free latex emulsion, a second polyester latex emulsion, and a wax dispersion in the presence of a coagulant containing a metal ion; adding a third polyester free latex; adding an organic sequestering compound or a silicate salt sequestering compound, followed by a second heating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.