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author:

万东华 (万东华.) [1] | 郑欧 (郑欧.) [2] | 周燕 (周燕.) [3] | 吴莉瑜 (吴莉瑜.) [4]

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PKU CSCD

Abstract:

研究了PluronicF127胶团溶液对药物布洛芬(IBU)的增溶作用.通过芘探针荧光法测定了不同温度下F127在水溶液和0.01mo·lL-1pH7.4磷酸盐缓冲生理(PBS)溶液中的临界胶束浓度(cmc),采用高效液相色谱(HPLC)测定了F127溶液中布洛芬的溶解度,并依据公式计算了增溶参数(摩尔增溶量c和胶团-水分配系数K),考察了温度、溶剂和F68的加入对F127胶团化行为及其对布洛芬增溶作用的影响.结果表明:布洛芬的溶解度随F127质量分数的提高线性增加;随着温度升高,cmc急剧下降,胶团内核的疏水性增强,χ和K稍有增大;与水溶液相比,在PBS溶液中cmc减小,χ几乎不变,K显著降...

Keyword:

F127 Pluronic嵌段共聚物 增溶 布洛芬 胶团

Community:

  • [ 1 ] 福州大学化学化工学院

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Source :

物理化学学报

Year: 2010

Issue: 12

Volume: 26

Page: 3243-3248

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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