Patent · US Expired

Silver halide photographic light-sensitive material containing tellurium compound

US5215880A · kind A · utility

10Cited by
3References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 8, 1992
Grant dateJun 1, 1993
Priority date
Expiry dateMay 8, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C2001/098
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A silver halide photographic light-sensitive material of this invention is a silver halide photographic light-sensitive material having at least one silver halide emulsion layer on a support, wherein at least one of the silver halide emulsion layers contain at least one compound represented by formula (I): formula (I) ##STR1## wherein R.sub.1, R.sub.2, and R.sub.3 each represent an aliphatic group, an aromatic group, a heterocyclic group, OR.sub.4, NR.sub.5 (R.sub.6), SR.sub.7, OSiR.sub.8 (R.sub.9)(R.sub.10), TeR.sub.11, X, or a hydrogen atom, R.sub.4, R.sub.7, and R.sub.11 each represent an aliphatic group, an aromatic group, a heterocyclic group, a hydrogen atom, or a cation, R.sub.5 and R.sub.6 each represent an aliphatic group, an aromatic group, a heterocyclic group, or a hydrogen atom, R.sub.8, R.sub.9, and R.sub.10 each represent an aliphatic group, and X represents a halogen atom.

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