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    • 1. 发明授权
    • Ink jet recording material
    • 喷墨记录材料
    • US06713160B2
    • 2004-03-30
    • US10307445
    • 2002-12-02
    • Ryu KitamuraEriko EndoTomomi TakahashiKazuaki Ohshima
    • Ryu KitamuraEriko EndoTomomi TakahashiKazuaki Ohshima
    • B32B2720
    • B41M5/5227Y10S428/913Y10T428/24802Y10T428/25Y10T428/254Y10T428/257Y10T428/259Y10T428/269Y10T428/27Y10T428/2982Y10T428/31562Y10T428/31725Y10T428/31765Y10T428/31855
    • An ink jet recording material which enables the recorded ink images to exhibit enhanced light fastness, water resistance and hot moisture resistance, includes an ink receiving layer formed on a support material and containing a light fastness-enhancing agent containing hydroquinone-&bgr;-D-glucoside, a salt of pyrocatechol-3,5-disulfonic acid and/or salt of p-hydroxybenzenesulfonic acid, and an inorganic pigment and a cationic polymeric material which are in the form of a plurality of composite particles prepared by mixing an aqueous dispersion of inorganic pigment particles with a cationic polymeric material having a molecular weight of 100,000 or more, to cause the aqueous dispersion of the inorganic pigment particles to be coagulated with the cationic polymeric material, and subjecting the resultant coagulate of the inorganic pigment with the cationic polymeric material to pulverization to form inorganic pigment-cationic polymeric material composite particles having an average composite particle size of 10 to 1,000 nm.
    • 能够使记录的油墨图像显示增强的耐光性,耐水性和耐热湿性的喷墨记录材料包括形成在载体材料上并含有含有氢醌-β-D-葡萄糖苷的耐光性增强剂的油墨接收层 ,邻苯二酚-3,5-二磺酸的盐和/或对羟基苯磺酸的盐,以及无机颜料和阳离子聚合物材料,其为多种复合颗粒的形式,其通过将无机的水分散体 具有分子量为100,000以上的阳离子聚合物材料的颜料颗粒,以使无机颜料颗粒的水分散体与阳离子聚合物材料凝结,并将所得无机颜料与阳离子聚合物材料的凝结物 粉碎形成具有平均组合物的无机颜料 - 阳离子聚合材料复合颗粒 其粒径为10〜1000nm。