Patent · US Expired

Silver halide photosensitive material

US4713322A · kind A · utility

8Cited by
2References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1986
Grant dateDec 15, 1987
Priority date
Expiry dateDec 29, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/07
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photographic silver halide emulsion comprising a thioether compound having more than 2 sulfur atoms in alkyl chains substituted on benzene nuclei. The compounds are useful in enhancing silver halide crystal growth. A process for preparation of the emulsion is also described.

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