Optically variable pigments having an asymmetrical layer structure
    5.
    发明授权
    Optically variable pigments having an asymmetrical layer structure 失效
    具有不对称层结构的光学可变颜料

    公开(公告)号:US07374609B2

    公开(公告)日:2008-05-20

    申请号:US10533575

    申请日:2003-11-12

    IPC分类号: C09D11/00

    摘要: The present invention relates to pigments whose particles have a length of from 2 μm to 5 mm, a width of from 2 μm to 2 mm and a thickness of from 50 nm to 1.5 μm and a ratio of length to thickness of at least 2:1, the particles having a core of a metallically reflecting material having two substantially parallel faces, the distance between which is the shortest axis of the core, comprising (a), optionally, on one parallel face of the core, an SiOy layer wherein 0.95

    摘要翻译: 本发明涉及其颗粒的长度为2μm至5mm,宽度为2μm至2mm,厚度为50nm至1.5μm的颜料,长度与厚度之比至少为2: 如图1所示,颗粒具有金属反射材料的芯,其具有两个基本上平行的面,其间距离是芯的最短轴,其包括(a),任选地在芯的一个平行面上, y层,其中0.95

    REINFORCED METAL OXIDE FLAKES FOR EFFECT PIGMENTS
    8.
    发明申请
    REINFORCED METAL OXIDE FLAKES FOR EFFECT PIGMENTS 审中-公开
    用于影响色素的强化金属氧化物片

    公开(公告)号:US20100192802A1

    公开(公告)日:2010-08-05

    申请号:US12597498

    申请日:2008-04-23

    摘要: The present invention relates to a method for preparing (pearlescent) pigments, comprising the steps of: (1) coating of a sheet silicate with a desired metal oxide, wherein coated flakes are obtained, (2) delamination of the coated flakes obtained in step (1), wherein exfoliated coated flakes and exfoliated non-coated flakes are obtained, (3) separation of the exfoliated coated flakes from the exfoliated non-coated flakes, (4) coating the exfoliated coated flakes obtained in step (3) with metals, metal oxides, metal sulfides, metal nitrides or mixtures thereof, wherein a (pearlescent) pigment is obtained; to (pearlescent) pigments, obtainable by the process and to the use of the (pearlescent) pigments in paints, ink-jet printing, for dyeing textiles, for pigmenting coatings, printing inks, plastics, cosmetics, glazes for ceramics and glass.

    摘要翻译: 本发明涉及一种制备(珠光)颜料的方法,包括以下步骤:(1)用所需的金属氧化物涂覆硅酸铝,其中获得涂层薄片,(2)步骤 (1),其中获得剥离的涂覆的薄片和剥离的未涂覆的薄片,(3)从剥离的未涂覆的薄片中分离剥离的涂覆的薄片,(4)用金属涂覆步骤(3)中获得的剥离的涂层薄片 ,金属氧化物,金属硫化物,金属氮化物或其混合物,其中获得(珠光)颜料; (珠光)颜料,可通过该方法获得,并且可以在油漆,喷墨印刷,染色纺织品,着色涂料,印刷油墨,塑料,化妆品,陶瓷和玻璃的釉料中使用(珠光)颜料。