Water-based ink jet ink compositions containing carboxylated lig

Compositions: coating or plastic – Coating or plastic compositions – Marking

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106 3158, 106 3143, 106 3175, 106 3186, C09D 1100

Patent

active

06045606&

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.

REFERENCES:
patent: 4891070 (1990-01-01), Dilling et al.
patent: 5500023 (1996-03-01), Koike et al.
patent: 5641346 (1997-06-01), Mantell et al.
patent: 5702510 (1997-12-01), Yoshida et al.
patent: 5888253 (1999-03-01), Yamamoto et al.
patent: 5902387 (1999-05-01), Suzuki et al.

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