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US 4,904,774 AGranted
Decolorization of glycosides
AssigneeHenkel Kommanditgesellschaft auf Aktien
InventorsRobert S. McDaniel, Jr., Patrick M. McCurry, Rolland W. P. Short, Paul R. Glor
Life of this patent
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Abstract
The catalytic hydrogenation of a glycoside composition to reduce the color of the composition is disclosed.
Claims12
A process for reducing the color of a glycoside composition, which process comprises:
- contacting a colored glycoside composition with hydrogen or a source of hydrogen selected from the group consisting of Raney nickel, lithium aluminum hydride, or sodium borohydride, under catalytic hydrogenation conditions for a suffient time to decrease the color there of and thereafter recovering the glycoside composition of reduced color.
Dependencies are inferred from the claim text.