Patent · US Expired

Polyester useful in multiactive electrophotographic element

US5112935A · kind A · utility

7Cited by
13References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1991
Grant dateMay 12, 1992
Priority date
Expiry dateAug 22, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/193
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention provides a polyester containing recurring units having the structure ##STR1## which is especially useful as a binder in a triarylamine-containing charge-transport layer of an electrophotographic element.

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