Patent · US Active

Bias charge roller comprising overcoat layer

US8249488B2 · kind B2 · utility

0Cited by

10References

20Claims

0Family size

Assignee

Xerox Corporation · US

Inventors

Brian P. Gilmartin · Williamsville, US
Liang-Bih Lin · Rochester, US
Jeanne M. Koval · Marion, US
Aaron M. Stuckey · Fairport, US

Key dates

Filing date	Feb 17, 2010
Grant date	Aug 21, 2012
Priority date	—
Expiry date	Sep 4, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG03G2215/025
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Disclosed are bias charge rollers having an overcoat layer. The overcoat layer comprises an acrylonitrile-butadiene-styrene (ABS) terpolymer and metal oxide particles optionally doped with a doping agent. The resulting bias charge rollers have reduced streaking and increased service lifetimes.

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