Patent ID: 8524817

Claim:
A phthalate-free plasticizer preparation comprising a) from 33 to 67% by weight of an aryl alkylsulphonate of the formula R 1 —SO 2 —O—R 2 and b) from 67 to 33% by weight of a benzoic ester with a monohydric alcohol of the formula R 3 —C(O)O—R 4 , where the total of the percentages by weight of the components is 100% and where R 1 is a straight-chain or branched C10- to C21-alkyl moiety, R 2 is an optionally C1- to C4-alkyl-substituted phenyl moiety, R 3 is a phenyl moiety and R 4 is a straight-chain or branched C9- or C10-alkyl moiety.