Different size grades of micronized starch (MST) which were prepared from corn starch were hydrophobic modified respectively.And same mass content of each modified MST was blent with LDPE.

• 以玉米淀粉为原料,制备不同粒度梯度的微细化淀粉,将其分别疏水化改性后以相同质量分数与LDPE共混,分析不同粒度微细化淀粉与LDPE共混体系的相态结构。