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Preparation of chitosan/acacia microcapsule used for photo-catalytic degradation of polypropylene nonwovens
Author(s): 
Pages: 10-14
Year: Issue:  11
Journal: Technical Textiles

Keyword:  聚丙烯非织造布光催化降解壳聚糖/阿拉伯胶微胶囊二氧化钛;
Abstract: 以壳聚糖和阿拉伯胶为壁材,以锐铁矿型二氧化钛为芯材制备了微胶囊.该微胶囊可通过后整理方法施加到聚丙烯非织造布中,当微胶囊的壁材破裂后释放出二氧化钛,可促进聚丙烯非织造布的光降解.研究了壳聚糖的浓度、溶液pH值、搅拌速度、反应温度和复凝聚时间对微胶囊成形的影响.结果表明,当阿拉伯胶质量浓度为6%、二氧化钛质量浓度为0.8%时,制备微胶囊的较佳工艺是:壳聚糖质量浓度0 4%、溶液pH值3 18左右、搅...
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