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    • 3. 发明授权
    • Granular or powdery detergent composition
    • 颗粒状或粉状洗涤剂组合物
    • US4028283A
    • 1977-06-07
    • US725184
    • 1976-09-21
    • Moriyasu MurataFumio SaiTakashi Fujino
    • Moriyasu MurataFumio SaiTakashi Fujino
    • C11D1/12C11D1/74C11D3/37C11D1/06C11D1/37
    • C11D1/12C11D1/74C11D3/37C11D3/3761
    • A granular or powdery detergent composition comprising (I) as an active detergent component a surface active agent having a tendency to cake, and (II) as an anti-caking agent, from 0.2 to 20% by weight, based on the total weight of the detergent composition, of a carboxylic acid or an alkali metal salt thereof obtained by reacting (A) a polyalkylene glycol and (B) an acid anhydride, at an (A)/(B) mole ratio of from 1/2 to 1/1, said polyalkylene glycol being selected from (i) polyethylene glycols having an average molecular weight of 2000 to 10000 and (ii) nonionic surface active agents having the formula: ##STR1## wherein a, b and c are numbers satisfying the relations:140 .ltoreq. A + C .ltoreq. 200 AND 30 .ltoreq. B .ltoreq. 40,and the acid anhydride is selected from the group consisting of maleic anhydride, phthalic anhydride and succinic anhydride, and wherein the weight ratio of (II)/(I) is from 1/10 to 3/2.
    • 一种粒状或粉末洗涤剂组合物,其包含(I)作为活性洗涤剂组分的具有饼干倾向的表面活性剂,和(II)作为抗结块剂,基于总重量的0.2至20重量% 洗涤剂组合物,通过使(A)聚亚烷基二醇和(B)酸酐以(A)/(B)摩尔比为1/2至1/1的比例反应获得的羧酸或其碱金属盐, 1,所述聚亚烷基二醇选自(i)平均分子量为2000至10000的聚乙二醇和(ii)具有下式的非离子表面活性剂:其中a,b和c是满足下列关系的数: