Patent · US Expired

Supersensitization of silver halide emulsion

US4780404A · kind A · utility

8Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 1987
Grant dateOct 25, 1988
Priority date
Expiry dateJun 9, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/28
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

5-substituted-1,2,3,4-thiatriazoles have been found to be supersensitizers for silver halide photographic emulsions spectrally sensitized to the infrared.

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