Patent · US Expired

Epitaxially sensitized ultrathin tabular grain emulsions containing stabilizing addenda

US5691127A · kind A · utility

10Cited by
21References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 2, 1996
Grant dateNov 25, 1997
Priority date
Expiry dateFeb 2, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C2200/40
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The invention relates to an emulsion comprising silver halide grains, said grains being tabular and comprising sensitizing dye(s) and silver salt epitaxial deposits, and addenda that include a mercaptotetrazole and a tetraazaindene.

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