Particle external surface additive compositions
US7312010B2 · kind B2 · utility
0Cited by
54References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2005 |
| Grant date | Dec 25, 2007 |
| Priority date | — |
| Expiry date | Apr 29, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/09783
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner having at least one binder, at least one colorant and external additives. The external additives include at least one of silica and titania, and at least two metal stearates. A developer may be produced including the toner having at least two metal stearates and a carrier. An electrophotographic machine includes the toner with two metal stearates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.