Poly (lactic acid) microspheres with different surface charges have been prepared by using cationic, anionic or nonionic surfactants as the microspheres' surface stabilizers.
采用不同的表面活性剂制备得到不同表面电荷性质的聚乳酸微球。
Poly (lactic acid) microspheres with different surface charges have been prepared by using cationic, anionic or nonionic surfactants as the microspheres' surface stabilizers.
采用不同的表面活性剂制备得到不同表面电荷性质的聚乳酸微球。
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