Patent · US Expired

Polymer composition pigmented with copper or nickel complexes of ligands containing a semicarbazone moiety

US4670486A · kind A · utility

3Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 13, 1985
Grant dateJun 2, 1987
Priority date
Expiry dateJun 13, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S8/928
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

High molecular weight organic material is effectively colored by the incorporation therein of a copper or nickel complex of the ligand compound of formula I ##STR1## wherein A is an isocyclic or heterocyclic aromatic moiety, R is H, halogen, lower alkyl or alkoxy, R.sub.1 is H, lower alkyl, phenyl or substituted phenyl, and B is H, lower alkyl, ureido or substituted ureido, guanidino, anilino, benzamido or a heterocyclic aromatic moiety.

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