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US 2008/0167215 A1Published application
Esterified Alkylalkoxylates Used as Low-Foam Surfactants
AssigneeBASF SE
InventorsChristian Bittner, Jurgen Tropsch, Ralf Norenberg
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Abstract
The present invention relates to low-foam surfactant mixtures of the general formula (I) where R, Ra, R1 and R2, l, n and m have the meaning given in the description and the claims, and to the production thereof. For example, R=C13-alkyl, Ra=H, l=5, m=22, n=1, R1=methyl and R2=C6-C14-alkyl. The surfactants are suitable for detergent and cleaner formulations.
Claims10
1-9. (canceled)
A low-foam surfactant mixture comprising compounds of formula (I)
- wherein
- R is a branched or unbranched alkyl radical having 8 to 16 carbon atoms;
- Ra and R1
- are, independently of one another, hydrogen or a branched or unbranched alkyl radical having up to 5 carbon atoms;
- R2 is an unbranched alkyl radical having 5 to 17 carbon atoms;
- l and n
- are, independently of one another, an integer from 1 to 5;
- and
- m is an integer from 13 to 35.
6 more elements
Dependencies are inferred from the claim text.