Patent · US Expired

Silver salt emulsion, photographic material and process for the production of photographic images

US4401751A · kind A · utility

0Cited by

3References

12Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Edith Weyde
Harald von Rintelen · Leverkusen, DE
Wilhelm Saleck
Heinz-Horst Teitscheid · Neunburg vorm Wald, DE

Key dates

Filing date	Sep 28, 1981
Grant date	Aug 30, 1983
Priority date	—
Expiry date	Sep 28, 2001

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S430/144
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Silver halide emulsions, which have been precipitated in the presence of polymers having recurring units with a 8-hydroxy quinoline structure are suitable for the preparation of vesicular images.

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