Toner for developing electrostatic image
US7435521B2 · kind B2 · utility
12Cited by
5References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2004 |
| Grant date | Oct 14, 2008 |
| Priority date | — |
| Expiry date | Dec 28, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/08797
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner for developing an electrostatic image which has a small particle size essential for attaining a high-quality image, and can output a high-quality image excellent in frictional charging property and free from scumming. The toner for developing an electrostatic image has the volume average particle diameter of 2.0 μm to 7.1 μm and the surface condition of the toner is in scab form.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.