Semispherical toner having plural dents
US7713671B2 · kind B2 · utility
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2References
6Claims
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Key dates
| Filing date | Jul 12, 2007 |
| Grant date | May 11, 2010 |
| Priority date | — |
| Expiry date | Jun 1, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/0823
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner, which is semispherical and has plural dents on the surface, including a binder resin; and a pigment, wherein a circle circumscribing a circular profile of the toner provides an average envelopability (AE) of 10 to 10,000 particles thereof of from 74 to 84%, which is measured by the following formula:AE(%)=(AC−AD)/AC×100wherein AC is an area of the circle and AD is a total sum of areas of the dents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.