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. 27, 1985
Filed:
May. 17, 1984
Udo Bergmann, Darmstadt, DE;
Helmut Degen, Frankenthal, DE;
Guenter Hansen, Ludwigshafen, DE;
Reinhold Krallmann, Weisenheim, DE;
Hans Weber, Hassloch, DE;
Basf Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Mixtures of dyes of the formula I ##STR1## where X is chlorine or bromine, Z is hydrogen, methyl, ethyl, C.sub.1 -C.sub.4 -alkoxy or acetylamino, R is C.sub.1 -C.sub.4 -alkyl, R.sup.1 and R.sup.2 independently of one another are each allyl or methallyl or are each C.sub.1 -C.sub.6 -alkyl which is unsubstituted or substituted by hydroxyl, C.sub.1 -C.sub.4 -alkoxy or alkanoyloxy, or R.sup.1 and R.sup.2 together with the nitrogen atom are morpholino or tetra-, penta- or hexamethyleneimino, and one of the radicals R.sup.1 and R.sup.2 may furthermore be hydrogen.