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:
Dec. 16, 1997
Filed:
Jun. 10, 1996
Applicant:
Inventors:
Dieter Swatzina, Ludwigshafen, DE;
Karin Heidrun Beck, Ludwigshafen, DE;
Christos Vamvakaris, Kallstadt, DE;
Juliane Krusemann, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
D06P / ; D06P / ;
U.S. Cl.
CPC ...
8527 ; 8552 ; 8576 ; 8506 ; 8466 ; 8685 ; 8938 ; 8907 ;
Abstract
Dye preparations comprising one or more dyes with no water-solubilizing groups in the molecule from the class of the metal complex azo dyes or the metal phthalocyanines and reaction products between from 1 to 50 mol of ethylene oxide and 1 mol of castor oil are useful for coloring granular or pulverulent substrates and for preparing aqueous dye preparations useful in printing inks.