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:
Oct. 04, 1994
Filed:
Sep. 10, 1992
Applicant:
Inventors:
Manfred Hahnke, Kelkheim, DE;
Marcos Segal, Suzano, DE;
Werner H Russ, Florsheim am Main, DE;
Uwe Mrotzeck, Kelkheim, DE;
Jutta Reiter, Frankfurt am Main, DE;
Christine Feuchtner, Glan-Munchweiler, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06P / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
8638 ; 8549 ; 8641 ; 8687 ; 8689 ; 8692 ; 8918 ; 544 76 ;
Abstract
The invention relates to dye compositions for obtaining level dyeings on carboxamido-containing and hydroxyl-containing fiber materials, which dyeings have comparably good light and wetlightfastness properties, the dye compositions containing dioxazine dyes (I) and disazo dyes (II) (one or more than one from IIa to IIf) in a weight ratio of 90:10 to 10:90, preferably 60:40 to 10:90, in particular 40:60 to 15:85.