吡虫啉微球/聚乙烯醇复合液缓释性能研究

Hai-lu LIU, Da-he GUO,Dong XIE,Hua-yan SHEN,Jian-tao FU,Yao-zhu HUANG,Jun-jia CHEN

Synthetic Materials Aging and Application（2019）

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Abstract

以聚乳酸、吡虫啉为原料,明胶为稳定剂,制备了吡虫啉微浮球悬液,将悬浮液、增粘剂淀粉、成膜基材聚乙烯醇复配得到吡虫啉微球/聚乙烯醇(IMD-PLA-PVA)复合液.微球分散性好,表面光滑平整.微球的粒径主要分布在0.5μm～5μm,体积平均粒径为8.2μnn.红外光谱表明吡虫啉已成功复配到聚乳酸微球.吡虫啉微球/聚乙烯醇(IMD-PLA-PVA)复合液较吡虫咻/聚乙烯醇(IMD-PVA)复合液具有双重缓释效果.

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