Purification of materials containing carbonyl contaminants

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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560 79, 560248, 568868, 568870, C07C 1738, C07C 6748, C07C 2924

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active

041057015

ABSTRACT:
A liquid contaminated with a carbonyl compound, especially an aldehyde, is purified by being contacted with a bed of solid polyvinyl alcohol particles or fibers. The carbonyl compound is adsorbed or chemisorbed onto the solid polyvinyl alcohol surface with resulting reaction in the carbonyl content of the liquid.

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