| 摘要 |
A dry colorant composition is disclosed and contains (a) pigment; (b) inert carrier; and (c) rheological additive having the structure: <?in-line-formulae description="In-line Formulae" end="lead"?>P-(U-Y)<SUB>s </SUB><?in-line-formulae description="In-line Formulae" end="tail"?> wherein P is the residue of an organic colorant, Y is a polyalkylene oxide or polyalkylene moiety, U is a linking moiety covalently bonding Y to P, and s is an integer from 1 to 3.
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