The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 01, 1979
Filed:
Aug. 11, 1976
James M McCrae, Stewarton, GB;
Christopher Midcalf, Kilbarchan, GB;
Alexander M Irvine, Paisley, GB;
Ciba-Geigy Corporation, Ardsley, NY (US);
Abstract
A metal complex having the formula ##STR1## or the formula ##STR2## wherein A is an aryl or heterocyclic residue, B is an aliphatic, aryl or heterocyclic residue, R is an alkyl, cycloalkyl, aryl, aralkyl or heterocyclic residue or R is the atoms required to complete, together with residue B, a heterocyclic residue, R' is a carbon chain which may form part of an aromatic or heterocyclic ring and containing 2 or 3 carbon atoms between the nitrogen atom and the substituent Y, X and Y are the same or different and each is O,S,N,CO.sub.2 or N--R wherein R has its previous significance, M is Cu, Zn or ni, p is 1 or 2 and when p is 1, E is a hydrogen atom attached to one of residue A, B, R of R', and when p is 2, E is either a direct bond linking two residues, A, B, R or R' or is an alkylene, arylene or aralkylene residue linking two residues, A, B, R or R', which is useful for pigmenting organic material, preferably a lacquer, paint or printing ink.