Patent · US Active

Phenolic hole transport polymers

US7538175B2 · kind B2 · utility

1Cited by
29References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 13, 2005
Grant dateMay 26, 2009
Priority date
Expiry dateJan 24, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/14786
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A polymer having hole transport functionality and antioxidant properties is disclosed. The polymer comprises a phenolic segment and a hole transport segment. The polymer is suitable for use in the charge transport layer of an imaging member. Processes for producing the polymer are also disclosed.

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