Dispersant composition used for preparing aqueous pigmented...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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Details

C525S207000, C525S221000, C525S241000

Reexamination Certificate

active

06838521

ABSTRACT:
The present invention relates to a new dispersant composition used for preparing ink for ink-jet, which provides long term fluidity at a fine injection nozzle of ink-jet, shows a stable injection amount, and gives no coagulation of pigment particles when ink for ink-jet is applied.

REFERENCES:
patent: 5886065 (1999-03-01), Tsang et al.
patent: 5954866 (1999-09-01), Ohta et al.
patent: 6241811 (2001-06-01), Sano

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