Patent · US Expired

Dye fixing element

US5498505A · kind A · utility

6Cited by
9References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1994
Grant dateMar 12, 1996
Priority date
Expiry dateDec 21, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/142
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A dye fixing element comprising a polymer mordant, said polymer mordant containing at least one monomeric unit including at least one group derived from the class of tertiary amines, thioethers, aromatic 5-membered heterocyclic rings, hydrazides, hydrazones and polyarylphenols, and at least one quaternary ammonium group.

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