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:
Sep. 28, 1999
Filed:
Feb. 02, 1998
Applicant:
Inventors:
Kurt B Gundlach, Fairport, NY (US);
Richard L Colt, Rochester, NY (US);
Luis A Sanchez, Fairport, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 3143 ; 106 3127 ; 106 3149 ; 106 3158 ;
Abstract
Disclosed is an ink composition which comprises (a) water; (b) a colorant selected from the group consisting of reactive dyes having terminal vinyl sulfate groups and mixtures thereof; (c) N,N'-bis(3-aminopropyl)-1,2-ethylenediamine; (d) imidazole; (e) phosphorous acid or a phosphite salt; (f) tripropylene glycol monomethyl ether; and (g) a salt selected from Zn.sup.2+ salts and mixtures thereof. Also disclosed is an ink jet printing process employing the ink.