| 摘要 |
Compounds of the formula R-CONH-CH2-CH2-O-CH2-CH2-O-CH2-CHOH-CH2-O]nH wherein R represents an aliphatic radical or mixture thereof, linear or branched, saturated or unsaturated, optionally carrying one or more hydroxyl groups, having from 8 to 30 carbon atoms, of natural or synthetic origin; and n representing a whole or decimal number from 1 to 5 represents the average degree of condensation. |
