METHOD OF MICROCRYSTALLINE CELLULOSE Russian patent published in 1999 - IPC

Abstract RU 2131885 C1

FIELD: pharmaceutical, food and cosmetic industries, more particularly chemical processing of cellulose-containing stock. SUBSTANCE: method of preparing microcrystalline cellulose comprises successive treatment of sulfate or natron cellulose with 5% nitric acid solution, 2% alkali solution and 3% hydrochloric solution at 70-100 C for 30- 120 minutes. Microcrystalline cellulose is used as stabilizer of aqueous latex paints and emulsions and sorbent for chromatography and is physiologically active substance which improves metabolic processes in body. EFFECT: greater efficiency and improved ecological characteristics of the preparation method. 3 ex, 1 tbl

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RU 2 131 885 C1

Authors

Svjatkin Ju.K.

Babkin V.A.

D'Jachkova S.G.

Dates

1999-06-20—Published

1996-07-19—Filed