Ink composition and ink jet recording method

Details Ink composition and ink jet recording method Ink composition and ink jet recording method

2007-12-25

2007-12-25

Shah, Manish S. (Department: 2853)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S095000, C106S031270, C523S160000

Reexamination Certificate

active

10503444

ABSTRACT:
An ink composition comprising: at least one dye having an oxidation potential of more positive than 1.0 V dissolved or dispersed in an aqueous medium; and a surface active agent in an amount of from 0.05 to 50 g/l. The ink composition having the aforesaid constitution exhibits a high ejection stability and can provide an image having assured hue and an excellent weathering resistance and being free of defects in water resistance and image quality.

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