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    • 8. 发明授权
    • Non-phosphate or reduced phosphate detergent compositions containing
mixtures of alkyl ether sulfates
    • 含有烷基醚硫酸盐混合物的非磷酸盐或还原磷酸盐洗涤剂组合物
    • US4028280A
    • 1977-06-07
    • US715379
    • 1976-08-18
    • Moriyasu MurataFumio SaiTakashi Fujino
    • Moriyasu MurataFumio SaiTakashi Fujino
    • C11D1/37C11D1/29C11D3/00C11D3/065C11D1/14C11D3/08
    • C11D1/29
    • A detergent composition comprising as all or a part of the active detergent component (A) a mixture of up to 70% by weight of unbranched-alkyl ether sulfate, or mixtures thereof, having the formula (I):r.sub.1 --o--(ch.sub.2 ch.sub.2 o).sub.n SO.sub.3 M (I)wherein R.sub.1 is unbranched alkyl (CH.sub.3 (CH.sub.2).sub.p --) having a total number of from 6 to 15 carbon atoms and having a carbon atom number distribution such that the average carbon atom number is within the range of from 8 to 13, n is from 0.5 to 1.5 as an average number in the mixture, and M is alkali metal, alkaline earth metal, ammonium or alkanol amine,And at least 30% by weight of a branched alkyl ether sulfate, or mixtures thereof, having the formula (II): ##STR1## wherein R.sub.2 is an unbranched alkyl having 1 to 12 carbon atoms, R.sub.3 is an unbranched alkyl having 1 to 4 carbon atoms, the group ##STR2## having a carbon number distribution such that the average carbon atom number thereof is within the range of from 8 to 13, and n and M are as defined above for formula (I),and (B) an unbranched alkyl ether sulfate, or mixtures thereof, having the formula (III):r.sub.4 --o--(ch.sub.2 ch.sub.2 o).sub.m SO.sub.3 M (III)wherein R.sub.4 is unbranched saturated alkyl in which the alkyl group having 18 carbon atoms occupies at least 80 percent by weight of the whole component (B), m is 1 to 50 on the average and M is as defined above for formulae (I) and (II),the ratio of (A) to (B) being in the range between 95 : 5 and 5 : 95.
    • 一种洗涤剂组合物,其包含作为全部或部分活性洗涤剂组分(A)的具有式(I)的至多70重量%的未分支烷基醚硫酸盐或其混合物的混合物: