发明名称 インクジェット記録用水分散体の製造方法
摘要 <P>PROBLEM TO BE SOLVED: To provide a method for producing an aqueous dispersion for inkjet recording containing little coarse particles and having excellent storage stability, and an aqueous ink for inkjet recording containing an aqueous dispersion obtained by the method. <P>SOLUTION: (1) The method for producing such an aqueous dispersion for inkjet recording includes a step (3) of dispersing a mixture comprising a &beta;-copper phthalocyanine pigment (B) having a free copper ion content of &le;500 ppm, a water-insoluble polymer, a slightly water-soluble organic solvent and water. (2) The aqueous ink for inkjet recording contains an aqueous dispersion obtained by the method. <P>COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP5745762(B2) 申请公布日期 2015.07.08
申请号 JP20090296118 申请日期 2009.12.25
申请人 花王株式会社 发明人 永嶋 茂樹;竹野 泰陽
分类号 C09D11/322;B41J2/01;B41M5/00;C09D11/00 主分类号 C09D11/322
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