Process for bleaching aqueous surfactant solutions

Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives

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536 186, 536124, 536127, C07G 300, C07H 1504, C07H 106

Patent

active

056333587

ABSTRACT:
The invention relates to a process for bleaching aqueous alkyl polyglycoside solutions using hydrogen peroxide, in a first step the actual bleaching being carried out at alkaline pHs in the presence of an inorganic additive (hydrogen peroxide decomposition inhibitor) and in a second step a specific decomposition of the unreacted hydrogen peroxide being performed by contact with transition metals or inorganic compounds thereof.

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patent: 5420262 (1995-05-01), Schmidt
patent: 5432275 (1995-07-01), McCurry et al.
patent: 5461144 (1995-10-01), Kahsnitz et al.

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