Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chen Changping0
Date of Patent
July 31, 2012
0Patent Application Number
129712660
Date Filed
December 17, 2010
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention relates to a method of preparing a biodegradable polymer composition, said method comprising melt mixing a first biodegradable polyester and a masterbatch, wherein said masterbatch has been formed separately by melt mixing in the presence of a transesterification catalyst a polysaccharide, a second biodegradable polyester and a biodegradable polymer having pendant carboxylic acid groups.
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