Toner, developer and method of manufacturing toner
US9618863B2 · kind B2 · utility
0Cited by
22References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2015 |
| Grant date | Apr 11, 2017 |
| Priority date | — |
| Expiry date | Oct 30, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29B2009/125
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner is provided. The toner includes a binder resin, a colorant, a release agent and an external additive. The toner has an average circularity of from 0.965 to less than 0.985. The toner has BET specific surface area of less than 1.20 m2/g after liberation treatment of external additive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.