Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1981-08-03
1982-12-21
Griffin, Ronald W.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
C08B 502
Patent
active
043650597
ABSTRACT:
There is disclosed a process for the nitration of cellulose with nitric acid in the absence of sulfuric acid which comprises adding sufficient nitric oxide and oxygen or air to the nitration reaction mixture to react with the water formed in the reaction. This regenerates nitric acid which can be recycled to the reaction or removed and collected.
REFERENCES:
patent: 230216 (1880-07-01), Arrault et al.
patent: 1780151 (1930-11-01), Becker et al.
patent: 2536285 (1951-01-01), Heckel et al.
Cellulose-The Chemical That Grows-Haynes, Doubleday & Company, Inc., Garden ity, New York, 1953, 1st Edition, pp. 45-50 & 55-60.
Baumann Robert P.
Blais Marcel
Spiess Irwin
Edelberg Nathan
Erkkila A. Victor
Gibson Robert P.
Griffin Ronald W.
The United States of America as represented by the Secretary of
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