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    • 62. 发明授权
    • Pigment composition, ink composition, printed article, inkjet recording method and polyallylamine derivative
    • 颜料组合物,油墨组合物,印刷品,喷墨记录方法和聚烯丙胺衍生物
    • US07834067B2
    • 2010-11-16
    • US12395721
    • 2009-03-02
    • Ippei NakamuraNorihide ShimoharaKoji Yasuda
    • Ippei NakamuraNorihide ShimoharaKoji Yasuda
    • C09D11/00C08F20/54C08J7/18
    • C09B67/0063C08F8/00C09B67/0002C09B67/0064C09B67/009C09D11/101C09D11/326C09D17/00Y10T428/24802C08F126/02
    • The present invention provides: a pigment composition that includes at least (A) a polyallylamine derivative including at least 1% to 50% by mol of a structural unit represented by Formula (1-a), 49% to 95% by mol of a structural unit represented by Formula (1-b) and 1% to 30% by mol of a structural unit represented by Formula (1-c), and (B) a pigment, and improves pigment dispersibility and dispersion stability; an ink composition, a printed article and an inkjet recording method, which use the pigment composition; and a polyallylamine derivative useful for these. In Formula (1-b), R1 represents —NHCOR3 or —NH3+OCOR3, in which R3 represents a residue obtained by removing a carboxy group from any one of polyester, polyamide or polyesteramide, which each have a free carboxylic acid. In Formula (1-c), R2 represents —NHCOR4 or —NH3+OCOR4, in which R4 represents an organic group having an aromatic ring or a heteroaromatic ring.
    • 本发明提供一种颜料组合物,其至少包含(A)至少含有1〜50摩尔%的式(1-a)表示的结构单元的聚烯丙基胺衍生物,49〜95摩尔% 由式(1-b)表示的结构单元和1〜30摩尔%的由式(1-c)表示的结构单元,和(B)颜料,提高颜料的分散性和分散稳定性; 油墨组合物,印刷品和喷墨记录方法,使用该颜料组合物; 和用于这些的聚烯丙胺衍生物。 在式(1-b)中,R 1表示-NHCOR 3或-NH 3 + OCOR 3,其中R 3表示通过从具有游离羧酸的聚酯,聚酰胺或聚酯酰胺中的任何一种除去羧基获得的残基。 在式(1-c)中,R 2表示-NHCOR 4或-NH 3 + OCOR 4,其中R 4表示具有芳环或杂芳环的有机基团。