Process for the preparation of coupler dispersions
    12.
    发明授权
    Process for the preparation of coupler dispersions 失效
    制备成色剂分散体的方法

    公开(公告)号:US4233397A

    公开(公告)日:1980-11-11

    申请号:US43584

    申请日:1979-05-29

    IPC分类号: G03C7/388 G03C1/40

    CPC分类号: G03C7/388

    摘要: A process for preparing a coupler dispersion comprising contacting a coupler dispersion containing an auxiliary solvent with an auxiliary solvent carrying fluid medium through a hydrophobic macroporous film made of polytetrafluroethylene or polypropylene.

    摘要翻译: 一种制备成色剂分散体的方法,包括使含有辅助溶剂的成色剂分散体与载有流体介质的辅助溶剂通过聚四氟乙烯或聚丙烯制成的疏水性大孔膜接触。