| 摘要 |
<p>The present invention relates to a masterbatch suitable for use in preparing a biodegradable polymer composition, said masterbatch comprising the following components and/or their transesterification reaction product: (a) polysaccharide; (b) biodegradable polyester; (c) biodegradable polymer having pendant carboxylic acid groups selected from ethylene acrylic acid copolymer, poly(ethylene acrylic acid- vinyl alcohol), poly(acrylic acid), poly(methacrylic acid), ethylene-methacrylic acid copolymers and poly(acrylamide-acrylic acid); and (d) transesterification catalyst.</p> |
