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Preparation of Metronidazole/MMT antibacterial composite and in vitro release characteristics

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Author:
No author available
Journal Title:
WORLD CHINESE JOURNAL OF DIGESTOLOGY
Issue:
9
DOI:
10.3969/j.issn.1009-3079.2009.09.014
Key Word:
甲硝唑;抗菌复合物;缓释;钠基蒙脱土

Abstract: 目的:研究甲硝唑/蒙脱土抗菌复合物的制备及其体外释放特性.方法:以离子交换方式将甲硝唑插层到钠基蒙脱土的层间,通过XRD、FTIR及TG对抗茵复合物的性能进行表征,并通过体外释放试验检测缓释效果.结果:插层后,钠基蒙脱土层间距由1.2345 nm增大到1.3026 nm,说明甲硝唑已经插入钠基蒙脱土层间:通过体外释放试验检测证实抗茵复合物具有良好的缓释效果.结论:甲硝唑/蒙脱土抗茵复合物具有缓释作用,可进一步开发成抗感染缓释药物.

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