Water-based ink

Details Water-based ink Water-based ink

2005-08-23

2005-08-23

Shosho, Callie (Department: 1714)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S504000

Reexamination Certificate

active

06933330

ABSTRACT:
A water-based ink comprising (A) a coloring material; and (B) an aqueous dispersion of polymer particles comprising a water-insoluble graft copolymer having an acrylic polymer side chain (P) and a salt-forming group (Q), wherein the acrylic polymer side chain (P) is a polymer made of at least one monomer represented by the formula (1):in-line-formulae description="In-line Formulae" end="lead"?CH2═C(R1)COOR2  (1)in-line-formulae description="In-line Formulae" end="tail"?wherein R1is hydrogen atom or an alkyl group having 1 to 5 carbon atoms; and R2is an alkyl group having 1 to 20 carbon atoms. The water-based ink is used for a water-based ink for inkjet printing.

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