Neue wasserlösliche, biologisch abbaubare Kohlensäurepolyester und ihre Verwendung als Präparations- und Gleitmittel für Synthesegarne

摘要

Water-soluble, biodegradable carbonic acid polyesters of the formula in which: R1 is a linear or branched, saturated or monounsaturated alkyl radical having 6 to 22 carbon atoms, R2 is hydrogen or a methyl group, R3 is hydrogen or , n is an integer from 0 to 10, m is an integer from 5 to 16, z is an integer from 1 to 3, and the use thereof as finishing agents and lubricants for synthetic fibres.