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US 8,524,817 B2Granted
Plasticizer preparations with good gelling properties
AssigneeLANXESS Deutschland GmbH
InventorsThomas Facklam, Karsten Job
Life of this patent
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Abstract
The present invention relates to plasticizer preparations based on benzoic ester with monohydric alcohols and aryl alkanesulphonates and use of these as plasticizers in plastics.
Claims7
A phthalate-free plasticizer preparation comprising
- a) from 33 to 67% by weight of an aryl alkylsulphonate of the formula R1—SO2—O—R2 and
- b) from 67 to 33% by weight of a benzoic ester with a monohydric alcohol of the formula R3—C(O)O—R4, where the total of the percentages by weight of the components is 100% and where
- R1 is a straight-chain or branched C10- to C21-alkyl moiety,
- R2 is an optionally C1- to C4-alkyl-substituted phenyl moiety,
- R3 is a phenyl moiety and
- R4 is a straight-chain or branched C9- or C10-alkyl moiety.
3 more elements
Dependencies are inferred from the claim text.