Patent · US Expired

Arylamine containing polyhydroxyether resins

US4956440A · kind A · utility

34Cited by
23References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 23, 1988
Grant dateSep 11, 1990
Priority date
Expiry dateNov 23, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/142
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Polymeric tertiary arylamine compounds of the phenoxy resin type which find utility especially in electrophotographic imaging.

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