Invention Application
WO9824758A3 METHOD FOR SEPARATING GLYCERIN FROM REACTION MIXTURES CONTAINING GLYCERIN AND FATTY ACID AMIDES, ALKOXYLATED AMIDES OBTAINED THEREFROM AND THE USE THEREOF 审中-公开
从含有甘氨酸和脂肪酸的反应混合物中分离甘氨酸的方法,其获得的烷氧基化合物及其用途

METHOD FOR SEPARATING GLYCERIN FROM REACTION MIXTURES CONTAINING GLYCERIN AND FATTY ACID AMIDES, ALKOXYLATED AMIDES OBTAINED THEREFROM AND THE USE THEREOF
Abstract:
A method for producing alkoxylated amides of general formula (I) R?1-CO-NR2-CHR3-CHR4-O-(CHR5-CHR6-O)¿n-H, wherein glycerides of the following fatty acids of general formula (II) R1-COOH are made to react with amines of general formula (III) HNR2-R7 to form amides of general formula (IV) R?1-CO-NR2R7¿ and glycerine, and subsequently, the glycerine formed is separated by adding an aqueous acidic solution to form a reaction mixture until a pH value of the mixture ranges from 1 to 7 in order to carry out phase separation in an aqueous phase containing glycerine and an organic phase containing an amide of general formula (IV), the aqueous phase is separated and subsequently, the amid of general formula (IV) is made to react with ethylene oxide and/or propylene oxide and/or butylene oxide to form alkoxylated amides of general formula (I).
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