Patent · US Expired

Silver halide photographic light-sensitive material

US4243739A · kind A · utility

20Cited by
3References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 11, 1979
Grant dateJan 6, 1981
Priority date
Expiry dateOct 11, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/15
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A silver halide photographic light-sensitive material having at least one silver halide photographic emulsion layer comprising substantially surface latent image type silver halide grains, and containing in said photographic emulsion layer or at least one of other hydrophilic colloid layers a compound represented by the following general formula (I): ##STR1## wherein X.sup.1 represents a group containing a ##STR2## moiety, Ar.sup.1 and Ar.sup.2 each represents a substituted or unsubstituted aromatic group, B represents a divalent linking group, n is 0 or 1, and R.sup.1 represents a hydrogen atom, an unsubstituted alkyl group, or a substituted or unsubstituted aryl group.

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