Polyuronic acid derivative and aqueous ink composition...

Details Polyuronic acid derivative and aqueous ink composition... Polyuronic acid derivative and aqueous ink composition...

2007-03-27

2007-03-27

Klemanski, Helene (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031750, C525S054240, C524S599000

Reexamination Certificate

active

10523455

ABSTRACT:
A self-dispersed pigment ink composition is provided which gives reliable printing performance and yields printed images that have excellent print quality and a dispersant which can realize the ink composition. New polyuronic acid derivatives, as a dispersant, according to the present invention characterized in that polyuronic acids are attached by reductively amination, through reducing termini of the polyuronic acids, to glyceryl poly(oxypropylene) triamine.

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patent: 0 894 835 (1999-02-01), None
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patent: 01/94476 (2001-12-01), None
Computer-Generated English Translation of Specification and Claims and Patent Abstracts of Japan of JP 2000-169769 dated Jun. 20, 2000.

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