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    • 7. 发明申请
    • Aqueous emulsion polymer as dispersant
    • 水性乳液聚合物作为分散剂
    • US20090234062A1
    • 2009-09-17
    • US10533573
    • 2003-11-11
    • Harm-Jan KokMarleen Suurmeijer
    • Harm-Jan KokMarleen Suurmeijer
    • C08L39/00C08F12/28C08F26/00C08L39/08
    • B01F17/005C08F2/22C09B67/0066C09B67/009C09D5/027
    • This invention relates to an aqueous emulsion polymer used as pigment dispersing agent comprising as copolymerized units the following monomers (A) an ethylenically unsaturated monomer containing at least one amino group; (B) an ethylenically unsaturated monomer containing no amino group; (C) optionally a hydroxy- or alkoxyalkyl(meth)acrylate of the formula CH2═CH(R1)—COO—CtH2t—OR2 wherein R1 is hydrogen or methyl and R2 is hydrogen or C1-C6alkyl and t is an integer of 2, 3, 4, 5 or 6; (D) a (poly)alkyleneglycolmono(meth)acrylate of the formula CH2═CH(R1)—COO—(CmH2mO)n—OR2 wherein R1 is hydrogen or methyl and R2 is hydrogen or C1-C6alkyl and m is an integer of 2 or 3 and n is an integer of 2 to 20.
    • 本发明涉及用作颜料分散剂的水性乳液聚合物,其包含以下单体作为共聚单元:(A)含有至少一个氨基的烯属不饱和单体; (B)不含氨基的烯属不饱和单体; (C)任选的式CH 2 -CH(R 1)-COO-Ct H 2 -t-OR 2的(甲基)丙烯酸羟烷基酯或烷氧基烷基酯,其中R 1是氢或甲基,R 2是氢或C 1 -C 6烷基,t是整数2, 3,4,5或6; (D)式CH2-CH(R1)-COO-(CmH2mO)n-OR2的(聚)亚烷基二醇单(甲基)丙烯酸酯,其中R1是氢或甲基,R2是氢或C1-C6烷基,m是整数 2或3,n为2〜20的整数。