【摘要】 淀粉与丙烯酸甲酯接枝共聚物，随着ＰＭＡ含量的增加，抗张强度下降，断裂伸长率提高。高接枝率试样有良好的柔韧性。并且介绍了该材料的流变性能。更多还原

【Abstract】 The experciment results shouw:The gralt copolymer of methyl a crylate onto starch as PMA in the graft copolymers increased,the tensile strength of the test cpecimens decreased,elongation of the test speciniers increased.The speciment were flexible at high qrafting level.Also,the article tells us it’s rheologic properties.更多还原