abstract |
Anhydrous, free-flowing sugar surfactant powders are prepd. by treating aq. compsns. of (a) alkyl- and/or alkenyl-oligoglycosides and/or (b) fatty acid N-alkylpolyhydroxyalkylamides with superheated steam in presence of (in)organic salts and opt. other carriers; and sepg. the dried prod. |