| abstract |
The invention provides a kind of surfactant, it is by formula R 1 COOC(C)nCR 2 OR 3 Represent, wherein: R 1 CH 3 (CH 2 ) m And can mixing, at least one selects the hetero atom of the group of free amine, ether, ester, acid amides, sulphur, sulfur monoxide, sulfur dioxide, sulfamate, hydroxyl or its compositions of mixtures; And m=6-16; N=0 or 1; R 2 =H or CH 3 ; And R 3 ＝H、SO 3 X、CO(CH) 2 COOH or COCH (SO 3 X)CH 2 COOX 1 ; Wherein X and X 1 Identical or different, and be selected from separately NH 4 + , alkali metal or H atom. |