Continuous bleaching of alkyl glycosides

Details Continuous bleaching of alkyl glycosides Continuous bleaching of alkyl glycosides

C - Chemistry, Metallurgy

07

H

C07H 15/04 (2006.01)

Patent

CA 2140017

A continuous method of bleaching an alkylpolyglycoside, substantially free of alcohol, with peroxy compounds, preferably hydrogen peroxide, which is highly efficient to provide an unexepcted high degree of color reduction from a dark brown to a light, white product, from an extinction coefficent color respectively of about 10 to about 15 to about 0.025 to about 0.15. The bleaching is carried out at controlled pH and temperature, under pressure preferably in the presence of Mg or MgO.

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