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:
Aug. 06, 1996
Filed:
Sep. 27, 1994
Applicant:
Inventors:
Assignee:
Ciba-Geigy Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06P / ; D06P / ;
U.S. Cl.
CPC ...
8641 ; 8638 ; 8639 ; 8685 ; 8688 ; 8690 ;
Abstract
The invention relates to a process for dyeing or printing hydroxyl group containing fiber materials, which comprises using at least one yellow or orange dyeing dye of formula ##STR1## wherein the substituents are as defined in claim 1, together with at least one blue dyeing dye and/or at least one red dyeing dye. Level dyeings and prints with good allround fastness properties are obtained by the process of the invention.