Process for dry cationization of starch

Details Process for dry cationization of starch Process for dry cationization of starch

1986-12-29

1988-11-15

Schofer, Joseph L.

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

Organic compounds

Carbohydrates or derivatives

536 50, C08G 5940

Patent

active

047850876

ABSTRACT:
A dry process for preparation of cationic starch ethers by reaction of starch with alkylidene epoxides in the presence of water in an alkaline medium at a temperature of 5.degree. to 40.degree. C. in the presence of a finely divided silica.

REFERENCES:
patent: 4332935 (1982-06-01), Fischer et al.
patent: 4452978 (1984-06-01), Eastman
patent: 4464528 (1984-08-01), Tasset

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