Sodium metasilicate particulates and detergent compositions comprised
thereof
    17.
    发明授权
    Sodium metasilicate particulates and detergent compositions comprised thereof 失效
    偏硅酸钠颗粒及其组成的洗涤剂组合物

    公开(公告)号:US4518516A

    公开(公告)日:1985-05-21

    申请号:US512888

    申请日:1983-07-11

    CPC classification number: C01B33/325 C11D3/08

    Abstract: Novel granular particulates of sodium metasilicate, well adapted for improved detergency applications, are comprised of a central core of essentially anhydrous sodium metasilicate and a core-enveloping sheath of sodium metasilicate pentahydrate therefor, the amount of water which comprises said sodium metasilicate pentahydrate comprising at least 10% by weight, and advantageously from 10 to 20 or 25% by weight, of the total weight of said particulates.

    Abstract translation: 偏硅酸钠的新型颗粒状颗粒很好地适用于改善的去污力应用,由基本上无水的偏硅酸钠的中心核心和其偏硅酸钠五水合物的芯包裹鞘组成,包含所述偏硅酸钠五水合物的水含量至少包括 10重量%,有利地为10至20或25重量%的所述颗粒的总重量。

Patent Agency Ranking