Aqueous ink, inkjet recording ink and inkjet recording method

Details Aqueous ink, inkjet recording ink and inkjet recording method Aqueous ink, inkjet recording ink and inkjet recording method

2006-10-03

2006-10-03

Klemanski, Helene (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031520

Reexamination Certificate

active

07115162

ABSTRACT:
To provide an aqueous ink, particularly, an inkjet recording ink, and an inkjet recording method, which can form an image having good color hue and excellent fastness to light and active gases in the environment, particularly, ozone gas, the aqueous ink has a polyazo dye containing at least two azo groups, an ionic hydrophilic group, and a sulfur-containing 5-membered heterocyclic group; and an inkjet recording ink and an inkjet recording method each using the aqueous ink.

REFERENCES:
patent: 4908435 (1990-03-01), Gregory
patent: 2004/0154496 (2004-08-01), Taguchi
patent: 2004/0187232 (2004-09-01), Chino et al.
patent: 2005/0061201 (2005-03-01), Takasaki et al.
patent: 2005/0139123 (2005-06-01), Fujiwara
patent: 2005/0150420 (2005-07-01), Takasaki et al.
patent: 2005/0243151 (2005-11-01), Chino et al.
patent: 1420051 (2004-05-01), None
patent: WO 03/087238 (2003-10-01), None

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