Patent · US Expired

Naphthoquinone derivative and electrophotosensitive material using same

US5994012A · kind A · utility

10Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 1997
Grant dateNov 30, 1999
Priority date
Expiry dateSep 25, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/061473
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present invention provides a naphthoquinone derivative represented by the general formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are as defined in the specification. An electrophotosensitive material containing this naphthoquinone derivative as an electron transferring material has high sensitivity.

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