ORGANOTIN COMPOUNDS, PREPARATION METHOD THEREOF, AND PREPARATION OF POLYLACTIDE RESIN USING THE SAME
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United States of America Patent
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Aug 31, 2010
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Sep 2, 2009
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Abstract
The present invention relates to an organotin compound represented by R1O—Sn—OR2 (where R1 and R2 are independently a primary, secondary, or tertiary alkyl group having 5 to 30 carbon atoms), a preparation method thereof, and a preparation method for polylactide using the organotin compound. The organotin compound of the present invention is easy to prepare and is used to prepare a polylactide resin having a high molecular weight at a high yield without using a separate initiator.
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