Pigment dispersion and use thereof

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

Reexamination Certificate

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Details

C106S031600, C106S031750, C523S161000, C524S500000, C524S513000, C524S555000, C524S601000, C524S714000

Reexamination Certificate

active

07381760

ABSTRACT:
The invention relates to a pigment dispersion comprising: a condensate of or a salt between a polyallylamine and a polyester having a free carboxylic acid or the salt; a pigment derivative represented by the following general formula (1); a pigment; and an organic solvent,in-line-formulae description="In-line Formulae" end="lead"?(P−X)−[N(R1, R2, R3, R4)]+  general formula (1)in-line-formulae description="In-line Formulae" end="tail"?wherein p represents an organic dyestuff residue; X represents a sulfonic acid group or a carboxylic acid group; R1represents an alkyl group having 5 to 20 carbon atoms; and R2, R3and R4each independently represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms.

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Machine Translation of JP 07292305 A (1995).
Machine Translation of JP 08038875 A (1996).

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