Process for the production of alkylpolyglycoside

Details Process for the production of alkylpolyglycoside Process for the production of alkylpolyglycoside

1993-04-14

1996-03-05

Wityshyn, Michael G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536 186, 536124, 536127, C07H 106, C07H 1502

Patent

active

054969328

ABSTRACT:
An improved process for preparing an alkylpolyglycoside wherein the alkyl group contains about 8 to about 20 carbon atoms, prepared by reacting a saccharide and an alcohol in the presence of an acid catalyst, and subsequently removing excess unreacted alcohol, the improvement comprising adding to the reaction product an oxide, such as MgO, and removing the excess unreacted alcohol by thin film evaporation under vacuum at temperatures up to about 240.degree. C. under sparging or non-sparging condition with an inert gas.

REFERENCES:
patent: 3450690 (1969-06-01), Gibbons et al.
patent: 4393203 (1983-07-01), Mao et al.
patent: 4987225 (1991-01-01), Pickens et al.
patent: 5079350 (1992-01-01), Fujita et al.

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