Microcrystalline cellulose and method for making

Details Microcrystalline cellulose and method for making Microcrystalline cellulose and method for making

C - Chemistry, Metallurgy

08

B

C08B 15/00 (2006.01) D21C 9/00 (2006.01)

Patent

CA 2536653

The present application provides a method of converting a pulp having at least 7 percent by weight hemicelluose and a D. P, of from 200 to about 1100 to a composition comprising microcrystalline cellulose. In the process the pulp is contacted with a treating agent to hydrolyze the cellulose to microcrystalline cellulose which has a high hemicelluose level, a hemicelluose retention of at least 0.65, a brightness of at least 86 and an X-ray crystallinity index of at least 0.65.

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