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METHODS FOR POLYMER SYNTHESIS

United States Patent Application

20170183447
A1
View the Complete Application at the US Patent & Trademark Office
The present invention provides methods for reducing induction periods in epoxide-CO.sub.2 copolymerizations. In certain embodiments, the methods include the step of contacting an epoxide with CO.sub.2 in the presence of two catalysts: an epoxide hydrolysis catalyst and an epoxide CO.sub.2 copolymerization catalyst. In another aspect, the invention provides catalyst compositions comprising a mixture of an epoxide hydrolysis catalyst and an epoxide CO.sub.2 copolymerization catalyst.
Allen, Scott D. (Ithaca, NY), Simoneau, Christopher A. (Ithaca, NY), Keefe, William D. (Ithaca, NY), Conuel, Jeff R. (Ithaca, NY)
15/ 368,144
December 2, 2016
GOVERNMENT SUPPORT [0002] The invention was made in part with United States Government support under grants DE-FE0002474 awarded by the Department of Energy. The United States Government has certain rights in the invention.