Patent ID: 7371716

Claim:
A mixture comprising alkoxylates of the formula (I) C 5 H 11 CH(C 3 H 7 )CH 2 O(A) n (B) m H (I) wherein the mixture comprises 85% to 96% by weight of alkoxylats A1 wherein C 5 H 11 is n-C 5 H 11 , and 4% to 15% by weight of alkoxylates A2 wherein C 5 H 11 is C 2 H 5 CH(CH 3 )CH 2 and/or CH 3 CH(CH 3 )CH 2 CH 2 , wherein A is ethyleneoxy, B is C 3-10 -alkyleneoxy or mixtures thereof, where groups A and B may be present in random distribution, alternately or in the form of two or more blocks in any order, n is a number from 0 to 30, m is a number from 1 to 8, and wherein the C 3-10 -akyleneoxy or mixtures thereof is firstly added to the C 5 H 11 CH(C 3 H 7 )CH 2 O-radical.