Patent ID: 6057284
Filing Date: 2000-05-02
Classification: B01D,B01F,C10M,C10N,C11D

Abstract:
A process for producing low-foam or foam-suppressing surfactant-including formulations, which comprises including in these formulations at least one isotridecanol block alkoxylate I of the general formula I:R--O--(C.sub.m H.sub.2m O).sub.x --(C.sub.n H.sub.2n O).sub.y --H(I)whereinR is isotridecyl which is mainly based on primary C.sub.13 alkanols having at least 3 branches,m and n are independently 2, 3 or 4, andm is 2 when n is 3 or 4, orm is 3 or 4 when n is 2, andx and y are independently of each other from 1 to 20,with the proviso that x is not less than y when m=2, and n=3 or 4.