Patent · US Expired

Metal complexes of azomethines and process for their manufacture

US4132708A · kind A · utility

6Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 1977
Grant dateJan 2, 1979
Priority date
Expiry dateMar 3, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B57/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Metal complexes of azomethines of the formula ##STR1## are useful for coloring plastics and lacquers in yellow to red shades of excellent fastness properties.

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