摘要 |
1350370 Liquid detergent compositions KAO SOAP CO Ltd 13 Dec 1972 [29 Dec 1971] 57458/72 Heading C5D A liquid detergent composition comprises an aqueous solution of (A) a surfactant mixture consisting essentially of (1) 30 to 55% by wt. of a straight chain alkyl benzene sulphonate, (2) 30 to 60% by wt. of an alpha olefin sulphonate and (3) 5 to 20% of a polyoxyethylene alkyl- or alkylphenylether; (B) 0À1 to 3À0 parts by wt. per part of constituent (A) of a water-soluble salt of nitrilotriacetic acid, the composition containing at least 25% by wt. of the sum of constituents (A) and (B). Optional ingredients are (C) 2 to 25% inorganic builder salts, e.g. sodium silicate and borax, (D) organic builders, e.g. sodium citrate, (E) hydrotropes, e.g. sodium xylene sulphonate, C1-C3 aliphatic alcohol, glycerol, glycol or glycol ether, (F) conventional additives. |