Patent · US Expired

Ultrathin high chloride tabular grain emulsions

US5217858A · kind A · utility

23Cited by
8References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 20, 1991
Grant dateJun 8, 1993
Priority date
Expiry dateSep 20, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C2200/43
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A radiation sensitive emulsion is disclosed containing a silver halide grain population comprised of at least 50 mole percent chloride, based on silver, in which greater than 50 percent of the total grain projected area is accounted for by ultrathin tabular grains having a {111} crystal face stabilizer adsorbed to the major faces of the ultrathin tabular grains.

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