Transparent toner, image forming method, and toner set
US8609315B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 24, 2012 |
| Grant date | Dec 17, 2013 |
| Priority date | — |
| Expiry date | Jul 24, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/6585
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A transparent toner includes toner particles having a volume average particle diameter in the range of 18 μm to 28 μm, and satisfying formulae (1) and (2):0.1≦Ntb/Nta×100≦2.5 (1)0≦Ntc/Nta×100≦1.0 (2)Nta is the number of particles under the measurement conditions satisfying 0.5 μm≦circle-equivalent diameter≦200 μm, and 0.40≦circularity≦1.00; Ntb is the number of particles under the measurement conditions satisfying 0.5×Dta (μm)≦circle-equivalent diameter≦2.5×Dta (μm), and 0.60≦circularity≦0.90; and Ntc is the number of particles under the measurement conditions satisfying 2.5×Dta (μm)≦circle-equivalent diameter≦200 μm, and 0.40≦circularity≦1.00; Dta is the average circle-equivalent diameter under the measurement conditions satisfying 0.5μm≦circle-equivalent diameter≦200 μm, and 0.40≦circularity≦1.00.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.