Patent · US Expired

Silver halide photographic processing solution

US6740479B2 · kind B2 · utility

1Cited by

1References

40Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Johan Loccufier · Zwijnaarde, BE
Frank Louwet · Diepenbeek, BE
Andre Roefs · Herentals, BE

Key dates

Filing date	Jul 11, 2003
Grant date	May 25, 2004
Priority date	—
Expiry date	Jul 11, 2023

Classification

Technology area (CPC G)Physics
CPC primaryG03C5/3056
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A silver halide photographic processing solution comprising at least one polymeric compound inhibiting sludge formation and preventing “pi-line” artefact, more particularly in radiographic non-destructive testing applications, wherein said polymeric compound comprises at least one monomer unit having a silver complexing moiety and at least one monomer unit having a solubilizing group, and wherein both said silver ion complexing moiety and said solubilizing group are comprised in same or different monomer units.

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