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:
Nov. 29, 1983
Filed:
Nov. 17, 1981
Applicant:
Inventors:
Kurt Schreiner, Hoenebach, DE;
Horst Jager, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ;
U.S. Cl.
CPC ...
2602422 ; 2602451 ; 26024573 ; 26024576 ;
Abstract
The present invention relates to new phthalocyanine reactive dyestuffs which, in the form of the free acid, correspond to the formula I ##STR1## wherein Pc, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, a, b and c have the meaning given in the text of the Application. The phthalocyanine radical Pc can be metal-free, but preferably contains a metal. The invention furthermore relates to processes for the preparation of the dyestuffs of the formula I and to the use of these compounds for dyeing or printing materials containing hydroxyl groups and/or nitrogen.