Alkyl and / or methyl alquenilpoliglicoleteres closed as end groups.

PROPOSED NEW ethers of alkyl and / or alkenyl-polyglycol endgroups METHYL clogged formula (I), wherein R SUP {1} is a radical alkyl and / or alkenyl straight or branched having 6 to 22 carbon atoms CARBON, N are numbers from 4 to 15, and n are numbers from 1 to 10. The products are characterized by particularly low FOAM fORMATION BASICA, ANTIESPUMANTE iNHERENT EFFECT, have high cleaning performance and are well biodegradable.