Patent · US Expired

Multi-active photoconductive element having an aggregate charge generating layer

US4175960A · kind A · utility

50Cited by
8References
47Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 1975
Grant dateNov 27, 1979
Priority date
Expiry dateDec 9, 1995

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/047
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A multi-active photoconductive insulating element having at least two layers comprising a charge-generation layer and an organic photoconductor-containing charge-transport layer is disclosed. The charge-generation layer contains a continuous polymeric phase having dispersed therein a co-crystalline complex composed of (i) at least one polymer having an alkylidene diarylene group in a recurring unit and (ii) at least one pyrylium-type dye salt.

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