Toner, developer, and image forming apparatus
US9023570B2 · kind B2 · utility
4Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2011 |
| Grant date | May 5, 2015 |
| Priority date | — |
| Expiry date | Nov 1, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/08795
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner contains a binder resin, a colorant, and a releasing agent, wherein the toner contains toner particles, and wherein a proportion of the toner particles containing one or more voids having diameters D1 of larger than 0.0 μm but 0.5 μm or smaller is more than 5.0% to 60%, and a proportion of the toner particles containing one or more voids having diameters D2 of 1.0 μm or larger is 10% or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.