壳聚糖改性及抗菌胶乳制备Preparation of antibacterial latex and modified chitosan
侯莹,魏丽乔,张利,刘常盛,许并社
摘要(Abstract)：
采用氧化解聚法制备改性壳聚糖,并进行纳米化处理,得到纳米改性壳聚糖,将其作为抗菌剂,以天然胶乳为基材,采用共混法制得具有抗菌性能的医用抗菌胶乳。经扫描和透射电镜分析可知:壳聚糖微粒均匀分布在胶乳中,呈圆球状,粒径约为10nm,改性壳聚糖微粒均匀分散在胶乳中;以大肠杆菌作为试验菌,采用抑菌环试验对制得的抗菌胶乳进行抗菌性能的检测,结果表明:抑菌环直径大于抑菌标准规定的7 mm,表明该抗菌胶乳对大肠杆菌的抑菌效果良好。
关键词(KeyWords)： 纳米;壳聚糖;抗菌;胶乳;共混
基金项目(Foundation): 山西省科技攻关计划(2007g45)
作者(Author): 侯莹,魏丽乔,张利,刘常盛,许并社
DOI: 10.13289/j.issn.1009-6264.2010.05.002
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