Fabric softener active composition and method for making it
    169.
    发明授权
    Fabric softener active composition and method for making it 有权
    织物柔软剂活性组合物及其制备方法

    公开(公告)号:US09441187B2

    公开(公告)日:2016-09-13

    申请号:US14398962

    申请日:2013-04-24

    CPC classification number: C11D3/001 C11D1/62 C11D3/201 C11D3/33

    Abstract: Reacting at least one tris-(2-hydroxyethyl)-amine fatty acid ester with dimethylsulfate at a molar ratio of dimethylsulfate to amine nitrogen of from 0.79 to 0.94 until the reaction mixture has a total amine number of from 7 to 20 mg KOH/g provides novel fabric softener active compositions with a low content of methanol, comprising from 65 to 98% by weight of tris-(2-hydroxyethyl)-methylammonium methylsulfate fatty acid esters and from 1 to 1500 ppm methanol.

    Abstract translation: 以硫酸二甲酯与胺氮的摩尔比将至少一种三(2-羟乙基) - 胺脂肪酸酯与硫酸二甲酯反应,为0.79至0.94,直到反应混合物的总胺值为7至20mg KOH / g 提供具有低含量甲醇的新型织物柔软剂活性组合物,其包含65至98重量%的三(2-羟乙基) - 甲基硫酸铵甲基铵脂肪酸酯和1至1500ppm甲醇。

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