Toner for developing electrostatic latent images and a production method for the same
US7547498B2 · kind B2 · utility
4Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2004 |
| Grant date | Jun 16, 2009 |
| Priority date | — |
| Expiry date | May 16, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/09708
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner for developing electrostatic images which contains an external additive A containing an irregular-shaped metal oxide and having an average value of the feret's horizontal diameter of from 20 nm to 1370 nm, and an external additive B containing a hydrophobic particle having an average value of the feret's horizontal diameter of from 10 nm to 45 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.