Abstract:
本文通过两步法制备了pH敏感型聚合物葡聚糖(dex)-聚丙烯酸(PAA)包裹的双模型介孔SiO2纳米复合材料.采用XRD、FT-IR对其进行了表征,证明了聚合物成功包裹到了介孔SiO2上.并且以布洛芬(IBU)为模型药物,以磷酸盐缓冲溶液(PBS)作为释放介质,考察了该纳米复合材料的缓释及pH敏感控释性能.结果表明,布洛芬在pH=7.4的磷酸盐缓冲溶液中表现出高于pH=2时的释放率,说明该材料具有良好的pH敏感性.
Keyword:
Reprint Author's Address:
Email:
Source :
Year: 2013
Page: 615-616
Language: Chinese
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 6
Affiliated Colleges: