Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
US8735036B2 · kind B2 · utility
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8References
10Claims
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Key dates
| Filing date | Mar 28, 2012 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Mar 28, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/0011
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrostatic charge image developing toner includes: toner particles; and an external additive having an average particle diameter of from about 70 nm to about 420 nm, an average circularity of equal to or less than about 0.9, and a standard deviation of the circularity of greater than 0.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.