| abstract |
948,240. Liquid detergent compositions. PROCTER & GAMBLE CO. May 25, 1962 [May 27, 1961], No. 20227/62. Heading C5D. An aqueous non-alcoholic detergent composition comprises by weight (a) 20-40% of a mixture of (i) one or more C9-18-alkyl benzene sulphonates, preferably sodium dodecylbenzene sulphonate, and (ii) one or more C10-18-alkyl polyoxyethylene sulphates having 2-4 ethylene oxide units in the molecule, preferably coconut alcohol tri-(oxyethylene) sulphate, the cations present in (i) and (ii) being sodium and/or potassium and/or ammonium and the weight ratio of (i) to (ii) being preferably 0.5: 1 to 3 : 1 and most suitably about 1:1; (b) 0.5-5% of a C10-16-fatty acyl alkanolamide, preferably coconut monoethanolamide; (c) 6-18% of sodium and/or potassium and/or ammonium toluene and/or xylene sulphonates, a 2:1 mixture by weight of potassium toluene sulphonate and sodium xylene sulphonate being preferred; and (d) the balance being substantially water. Perfume, colour, optical bleach, anti-tarnish agents, opacifiers, oxidizing agents and buffers may also be present. |