Method for obtaining a purified cellulose product from corn hulls
AssigneeStandard Brands Incorporated
InventorsRichard L. Antrim, Yuk-Charn Chan, John R. Crary, Jr., Donald W. Harris
Life of this patent
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Abstract
A cellulose product containing hemicellulose derived from corn hulls is treated under acidic conditions to obtain purified cellulose having present at least about 70 percent alpha-cellulose. Hemicellulose or a xylose-containing solution may also be obtained.
Claims14
In a method for treating corn hulls whereby the corn hulls are treated to solubilize non-carbohydrate material and to provide an impure cellulose product containing hemicellulose, the improvement comprising treating said cellulose product under acidic conditions whereby the hemicellulose is solubilized and a purified cellulose product having present at least about 70 percent alpha-cellulose, on a dry weight basis, is obtained.
Dependencies are inferred from the claim text.