Ether sulfates for oral hygiene and dental care preparations

摘要

PCT No. PCT/EP91/02406 Sec. 371 Date Jul. 19, 1993 Sec. 102(e) Date Jul. 19, 1993 PCT Filed Dec. 13, 1991 PCT Pub. No. WO92/12701 PCT Pub. Date Aug. 6, 1992.Oral hygiene and dental care compositions which contain an alkyl ether sulfate mixture corresponding to formula I R1-O-(C2H4O)x-SO3M(I) in which R1 is a linear alkyl group containing 12 to 18 carbon atoms, M is an alkali metal or magnesium ion, and x has an average value of 2 to 10, and wherein at least 50% by weight of the mixture consists of homologs with x-1 to x+1 glycol ether groups, and the content of alkyl sulfates in which x=0 is below 10% by weight. The invention also relates to dry powders containing the above alkyl ether sulfate mixture.