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US 2013/0154139 A1Published application
Process for producing cellulose shaped articles
AssigneeInnovia Films Limited
InventorsMartin Cockcroft, Colin Marshall
Life of this patent
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Abstract
The present invention provides a process for producing cellulose shaped articles in which a) cellulose is at least partly dissolved at a temperature of about 100° C. or lower in a dope comprising an ionic liquid and a cosolvent to form a cellulose solution, wherein said cosolvent comprises a polar aprotic component, and b) cellulose shaped articles are cast from the cellulose solution.
Claims43
A process for producing cellulose shaped articles in which:
- a) cellulose is at least partly dissolved at a temperature of about 100° C. or lower in a dope comprising an ionic liquid and a cosolvent to form a cellulose solution, wherein said cosolvent comprises a polar aprotic component, and
- b) cellulose shaped articles are cast from the cellulose solution.
Dependencies are inferred from the claim text.