Patent · US Expired

Carrier for image developer for electrophotography

US6406826B1 · kind B1 · utility

77Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 2000
Grant dateJun 18, 2002
Priority date
Expiry dateOct 19, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/1139
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A carrier for an image developer for electrophotography, including a core material, and a coating layer covering the core material and containing a binder and a powder having an average particle diameter of D &mgr;m and a specific resistance of at least 1012 &OHgr;·cm. The coating layer has a thickness of h &mgr;m. The ratio D/h is greater than 1:1 but less than 5:1.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.