METHOD OF PREPARING NITROGEN-CONTAINING HETEROCYCLIC CELLULOSE DERIVATIVES Russian patent published in 2000 - IPC

Abstract RU 2148059 C1

FIELD: paper-and-pulp industry. SUBSTANCE: method consisting in modifying cellulose derivatives by treating it with nitrogen- containing compound, washing resulting product with water, and drying is distinguished by using cyanoethylcellulose as starting cellulose derivative and sodium azide as nitrogen-containing compound. EFFECT: reduced price of preparation technology. 2 cl, 1 tbl

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RU 2 148 059 C1

Authors

Kukovitskij B.F.

Dates

2000-04-27—Published

1997-12-02—Filed