Patent · US Active

Semispherical toner having plural dents

US7713671B2 · kind B2 · utility

0Cited by
2References
6Claims
0Family size

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Inventor

Key dates

Filing dateJul 12, 2007
Grant dateMay 11, 2010
Priority date
Expiry dateJun 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.