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    • 70. 发明授权
    • Base particles and detergent particles
    • 基础颗粒和洗涤剂颗粒
    • US06894019B2
    • 2005-05-17
    • US10020166
    • 2001-12-18
    • Kazuo OkiHiroji HosokawaShu YamaguchiKimihiro Mizusawa
    • Kazuo OkiHiroji HosokawaShu YamaguchiKimihiro Mizusawa
    • C11D3/12C11D3/37C11D11/02C11D3/08
    • C11D3/3761C11D3/128C11D3/37C11D11/02
    • Base particles for supporting a surfactant, obtainable by a step of spray-drying a slurry comprising (A) a zeolite having an average aggregate particle diameter of 15 μm or less and a variation coefficient of a distribution of an aggregate particle diameter of 29% or less, (B) a water-soluble polymer; (C) a water-soluble salt, and (D) a surfactant in an amount of 5% by weight or less of the slurry; detergent particles comprising the base particles; and a zeolite for a laundry detergent, wherein the zeolite has an average aggregate particle diameter of 15 μm or less and a variation coefficient of a distribution of an aggregate particle diameter of 29% or less; and a process for preparing base particles for supporting a surfactant, comprising a step of spray-drying a slurry comprising a zeolite (A) having an average aggregate particle diameter of 15 μm or less and a variation coefficient of a distribution of an aggregate particle diameter of 29% or less, a water-soluble polymer (B), a water-soluble salt (C), and optionally a surfactant (D) so as to give base particles comprising 1 to 90% by weight of the zeolite (A), 2 to 25% by weight of the water-soluble polymer (B), 5 to 75% by weight of the water-soluble salt (C), and optionally 0 to 5% by weight of the surfactant (D).
    • 用于支撑表面活性剂的基础颗粒,其可通过喷雾干燥浆料的步骤获得,所述浆料包含(A)平均聚集体粒径为15μm以下的沸石和聚集体粒径分布的变异系数为29%, (B)水溶性聚合物; (C)水溶性盐,和(D)5重量%以下的表面活性剂; 包含基础颗粒的洗涤剂颗粒; 和用于衣物洗涤剂的沸石,其中所述沸石的平均聚集体粒径为15μm以下,聚集体粒径分布的变异系数为29%以下。 以及一种制备用于支撑表面活性剂的基础颗粒的方法,包括喷雾干燥包含平均聚集体粒径为15μm以下的沸石(A)的浆料和聚集体粒径分布的变异系数的步骤 为29%以下的水溶性聚合物(B),水溶性盐(C)和任选的表面活性剂(D),得到含有1〜90重量%的沸石(A)的基础颗粒, ,2〜25重量%的水溶性聚合物(B),5〜75重量%的水溶性盐(C)和0〜5重量%的表面活性剂(D)。