Patent · US Expired

Telluropyrylium electron accepting dye sensitizers for electron donating photoconductive compositions

US4365017A · kind A · utility

16Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 1, 1981
Grant dateDec 21, 1982
Priority date
Expiry dateJul 1, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D345/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel telluropyrylium dyes are disclosed. The dyes are useful as electron accepting sensitizers for electron donating photoconductive compositions. Novel methods making the dyes are also disclosed.

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