abstract |
An alkoxylated polytetrahydrofuran of the formula as an additive for reducing the fuel consumption during operation of an internal combustion engine having fuel: (Wherein, m, m ', n, n', p, p ' and k is an integer of ≥ 1 range, R 1 represents an unsubstituted linear or branched alkyl radical, R 2 is -CH 2 - CH 3 , and R 3 represents a hydrogen atom or -CH 3 ). |