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    • 3. 发明专利
    • BRPI0706693A2
    • 2011-04-05
    • BRPI0706693
    • 2007-01-10
    • CLARIANT INT LTD
    • AHRENS HARTMUTFECHNER BJOERNBECHTHOLD UWE
    • C09B67/04C08G65/06C08G65/08C08G65/26C08G65/329C09B67/46C09C1/24C09C1/56C09C3/10C09K23/42C11D1/722
    • Aqueous pigment preparation comprises at least an organic and/or inorganic pigment; and at least a dispersant, which is two or more phenol compound (I) that are bonded to the structural unit Y 1>. Aqueous pigment preparation comprises at least an organic and/or inorganic pigment; and at least a dispersant, which is two or more phenol compound of formula (I) that are bonded to the structural unit Y 1>. a, c : 1-100; b : 0-100; R 2an aliphatic, linear or branched 1-30C hydrocarbon; A : H or anions such as -SO 3M, -SO 2M, -PO 3M 2, -CH 2COOM or CH 2-C(O)-CH 2-CH(SO 3M)-C(O)-OM; M : H or cation such as Na +>, K +>, NH 4+>, ethanol ammonium, diethanolammonium or triethanolammonium, or secondary-, tertiary or quaternary alkyl substituted ammonium; and Y 1>a carbon containing structural unit that exhibits at least two bonding places for alkoxylation, and the bonding places are formed by one or more nitrogen atoms and/or oxygen atoms. Where a, b and c are arranged statistically or block-by-block. Independent claims are included for: (1) a method for dispersing at least an organic and/or inorganic pigment in water comprising mixing organic and/or inorganic pigment and aqueous dispersant; and (2) a dispersant containing two or more structural units of (I). [Image].