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:
Jan. 05, 1982
Filed:
Nov. 19, 1980
Applicant:
Inventors:
Jochen Koll, Odenthal, DE;
Volker Paulat, Monheim, DE;
Reinhold Hornle, Cologne, DE;
Hans-Heinz Molls, Leverkusen, DE;
Konrad Nonn, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
8527 ; 8437 ; 8528 ; 8549 ; 8917 ; 8918 ; 8919 ; 260154 ; 2602071 ; 544356 ;
Abstract
Liquid finished formulations which are stable to storage and hydrolysis and are based on the lyotropic liquid crystal aqueous phase of the dyestuff of the formula ##STR1## which is present in water in a concentration of 23-35% at room temperature, are outstandingly suitable for the preparation of dyebaths and printing pastes for dyeing cotton, wool, regenerated cellulose, paper and leather.