Processes for precipitating tertiary amine oxide cellulose solutions containing esters and products made therefrom
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United States of America Patent
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Apr 6, 1999
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N/A
app pub date -
Jul 24, 1997
filing date -
Jul 24, 1997
priority date (Note) -
Expired
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Abstract
The invention provides improvements in processes for film and fiber production involving precipitating cellulose from tertiary amine oxide solutions wherein an ester is incorporated into the solution in an amount sufficient to slow precipitation of the cellulose during separation of the cellulose from the tertiary amine oxide.
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