CPC C08B 16/00 (2013.01) [C08B 15/02 (2013.01); C08J 3/091 (2013.01); C08J 3/096 (2013.01); C08J 3/12 (2013.01); C08K 3/16 (2013.01); C08K 5/20 (2013.01); C08K 5/3415 (2013.01); C08L 1/04 (2013.01); A61K 9/1652 (2013.01); C08J 2301/02 (2013.01); C08J 2301/04 (2013.01)] | 22 Claims |
1. A process comprising:
forming a mixture by contacting an oxidized cellulose with a solvent to form a swelled oxidized cellulose;
adjusting the mixture to a first temperature;
contacting the swelled oxidized cellulose with a salt to form an oxidized cellulose solution; and
adjusting the oxidized cellulose solution to a second temperature lower than the first temperature, wherein dissolved oxidized cellulose of the oxidized cellulose solution retains from about 80% to about 120% of a degree of oxidation of the oxidized cellulose prior to dissolution or from about 80% to about 120% of a molecular weight of the oxidized cellulose prior to dissolution.
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