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:
Apr. 04, 2000
Filed:
Mar. 04, 1999
Applicant:
Inventor:
Michael D Matzinger, Mt. Pleasant, SC (US);
Assignee:
Westvaco Corporation, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 3127 ; 106 3158 ; 106 3143 ; 106 3175 ; 106 3186 ;
Abstract
An ink jet ink composition is disclosed comprising (a) from about 40% to about 98% of a water-based solvent system (carrier medium), (b) from about 1% to about 20% of one or more colorants, and (c) from about 0.1% to about 20% of carboxylated lignin. It has been found that ink jet ink formulations in accordance with this invention have improved water resistance properties while achieving excellent print quality, jetting properties, storage stability, reliability, and drying times.