Patent · US Expired

Process for developing light-sensitive silver halide photographic materials

US3938996A · kind A · utility

9Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 17, 1974
Grant dateFeb 17, 1976
Priority date
Expiry dateJun 17, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/158
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

This invention relates to a development inhibitor-releasing compound of the following general formula: ##SPC1## Wherein Z is an atomic grouping necessary to form a carbocyclic ring; Y is a group which, when the sulfur atom of the thioether linkage is released, forms together with said sulfur atom a compound having a development-inhibiting action; and X is a hydroxyl group or a substituted or non-substituted amino group.

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