Patent · US Expired

Forehardened high aspect ratio silver halide photographic elements and processes for their use

US4414304A · kind A · utility

48Cited by
9References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 30, 1982
Grant dateNov 8, 1983
Priority date
Expiry dateSep 30, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/167
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Forehardened photographic elements, particularly radiographic elements, intended to produce silver images are disclosed including among hydrophilic colloid layers at least one emulsion layer containing thin tabular silver halide grains. When developed in less than 1 minute to produce a viewable silver image, these photographic elements exhibit increased covering power.

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