METHOD OF PREPARING CARBOXYMETHYL CELLULOSE Russian patent published in 2000 - IPC

Abstract RU 2146682 C1

FIELD: synthesis of cellulose derivatives. SUBSTANCE: method comprises reacting initial; cellulose-containing component with monochloroacetic acid in isopropanol. Treatment is carried out at ratio of 0.3-0.8 g of monochloroacetic acid per 1 kg of cellulose-containing component. Cellulose-containing component is microcrystalline cellulose. EFFECT: increased water absorption of carboxymethyl cellulose. 3 ex, 2 tbl

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RU 2 146 682 C1

Authors

Kukovitskij B.F.

Kuchin A.V.

Demin V.A.

Razmanova I.A.

Dates

2000-03-20—Published

1998-08-31—Filed