AMPHIPHILIC POLYMER AND METHOD FOR PREPARING THE SAME
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United States of America Patent
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Jan 12, 2009
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Aug 15, 2008
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Abstract
An amphiphilic polymer having the following formula (I):wherein Z is a hydroxyl-substituted aliphatic group having formula (Z1) or (Z2):are independently hydrogen, hydroxyl, or a sugar moiety;divalent aliphatic group; andY is a biodegradable group having the following formula (II):wherein R′ is a hydrocarbyl group or a polyester block having the following formula (II-A),alkyl group, m is an integer ranging from 0 to 5, and n is an integer ranging from 10 to 300.
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