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. 17, 1984
Filed:
Jun. 30, 1982
Applicant:
Inventor:
Konrad Opitz, Liederbach, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ;
U.S. Cl.
CPC ...
8527 ; 8543 ; 8549 ; 8582 ; 8586 ; 8917 ; 8918 ; 8924 ;
Abstract
The invention relates to liquid reactive dyestuff preparations containing one or several dyestuffs, the chromophore of which has of from 1 to 8 SO.sub.3 H groups and of from 1 to 3 fiber-reactive groups, a solubilizer, an anionic dispersing agent and buffer substances and having a pH of from 3 to 7. These preparations are particularly stable to storage and are suitable for dyeing and printing natural and synthetic fiber material.