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    • 9. 发明授权
    • Granulate consisting of hydrated sodium tripolyphosphate and
water-insoluble alumino silicate ion exchanger material
    • 颗粒由水合三聚磷酸钠和水不溶性铝硅酸盐离子交换剂材料组成
    • US4430246A
    • 1984-02-07
    • US482839
    • 1983-04-07
    • Gunter SorbeHorst-Dieter Wasel-NielenJoachim Kandler
    • Gunter SorbeHorst-Dieter Wasel-NielenJoachim Kandler
    • B01J39/14C01B39/00C01B39/10C01B39/12C01B39/14C11D3/02C11D3/06C11D3/12B01J2/00C11D11/00
    • C11D3/062C11D3/128
    • The invention provides a granulate comprising particles having sizes substantially within the range 0.15 to 1.25 mm, the granulate consisting of:(a) about 1 to 99 weight % of partially or completely hydrated sodium tripolyphosphate containing water of hydration in a proportion of at least about 10 weight %, based on the theoretically possible water content, the anhydrous sodium tripolyphosphate containing about 20 to 90 weight % of phase-I-material prior to its being hydrated, the balance being phase-II, and(b) about 99 to 1 weight % of a water-insoluble alumino silicate ion exchanger material of the general formula(Cat.sub.2/n O).sub.x.Me.sub.2 O.sub.3.(SiO.sub.2).sub.y.zH.sub.2 O in which Cat stands for a calcium exchangeable cation with the valency n, x is 0.7 to 1.5, Me stands for boron or aluminum, y is 0.8 to 6, and z is 1.8 to 13.5.The invention also includes a spray process for making a granulate as just specified.The present granulate can be made with a particle size distribution which gives it particular utility as a detergent composition constituent.
    • 本发明提供了一种颗粒,其包含基本上在0.15至1.25mm范围内的颗粒,所述颗粒由以下组成:(a)约1至99重量%的部分或完全水合的三水合磷酸钠,其含水量至少约为 10重量%,基于理论上可能的水含量,在其水合之前含有约20至90重量%的相I型材料的无水三聚磷酸钠,余量为II相,和(b)约99至1 重量%的通式(Cat2 / nO)x.Me2O3。(SiO2)y.zH2O的水不溶性铝硅酸盐离子交换剂材料,其中Cat表示n价x的钙可交换阳离子,为0.7至1.5 Me代表硼或铝,y为0.8至6,z为1.8至13.5。 本发明还包括用于制备刚刚指定的颗粒的喷雾方法。 本发明的颗粒可以制成具有特别用作洗涤剂组合物成分的粒度分布。