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:
Apr. 28, 1981
Filed:
Oct. 15, 1979
Applicant:
Inventors:
Paul Guenthert, Schifferstadt, DE;
Georg Henning, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
260 4221 ;
Abstract
The use of a compound of the general formula I ##STR1## where D is a radical of one of the formulae II a-c ##STR2## and M.sup..sym. is Li.sup..sym., Na.sup..sym., K.sup..sym. or NH.sub.4.sup..sym., for coloring of thermoplastics. The colorations obtained are surprisingly fast.