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. 22, 1994
Filed:
Jun. 09, 1993
Applicant:
Inventors:
Assignee:
Orient Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ;
U.S. Cl.
CPC ...
106 / ; 106 / ; 534728 ; 534828 ; 534836 ; 534837 ; 523161 ;
Abstract
The present invention provides a disazo salt-forming dye having excellent solubility with organic solvents, especially alcohols and glycols. The present invention thus provides a disazo salt-forming dye represented by the Formula (I): ##STR1## or the Formula (II): ##STR2## wherein Ka.sup.+ represents a cation of an amine which is substituted with at least one linear or cyclic alkyl group or aralkyl group having 6-12 carbon atoms which may be branched or interrupted by oxygen.