Preparation of alkali cellulose having a low water content

Details Preparation of alkali cellulose having a low water content Preparation of alkali cellulose having a low water content

1981-03-13

1982-07-27

Griffin, Ronald W.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

C08B 108

Patent

active

043418929

ABSTRACT:
This invention is directed to the preparation of alkali cellulose. More particularly, this invention is directed to a process for the preparation of alkali cellulose having a low water content, wherein finely divided cellulose suspended in a typical inert organic solvent is presteeped and the cellulose suspension is contacted with an alkali metal hydroxide/alcohol mixture and at least one aqueous alkalization solution of different concentration.

REFERENCES:
patent: 2680737 (1954-06-01), Grassie et al.
patent: 2680738 (1954-06-01), Laughlin
patent: 2767170 (1956-10-01), Graybeal et al.

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