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酸热处理凹凸棒石黏土对双氯芬酸钠的吸附及体外释放性能研究
Department环境材料与生态化学研究发展中心
汪琴; 王文己; 王爱勤; 王爱勤 aqwang@licp.cas.cn
2008
Source Publication中国矿业
ISSN1004-4051
Volume17Issue:5Pages:82-85
Abstract考察了凹凸棒石黏土酸处理浓度、热处理温度和吸附时间等因素对双氯芬酸钠吸附和体外释放性能的影响。结果表明,随凹凸棒石黏土酸处理浓度的增加,双氯芬酸钠的吸附率明显提高,天然凹凸棒石黏土对双氯芬酸钠的吸附率只有19.7%,而采用12mol/L的盐酸处理后,吸附率可达62.4%,但吸附量越高累积溶出度则越低。随凹凸棒石黏土热处理温度的升高,双氯芬酸钠的吸附率先增加后减小,在300℃时吸附率最大,累积溶出度表现出了相似的趋势。随吸附时间的延长,双氯芬酸钠吸附率和累积溶出度在4h后趋于平缓。双氯芬酸钠的释药模式符合Higuchi方程。
Keyword凹凸棒石黏土 酸处理 热处理 双氯芬酸钠 吸附 体外释放 Attapulgite Clays Acid Treatment Heat Treatment Diclofenac Sodium Absorption Release Invitro
Subject Area药物释放
Language中文
Funding Project功能复合材料组
Document Type期刊论文
Identifierhttp://ir.licp.cn/handle/362003/187
Collection环境材料与生态化学研究发展中心
Corresponding Author王爱勤 aqwang@licp.cas.cn
Recommended Citation
GB/T 7714
汪琴,王文己,王爱勤,等. 酸热处理凹凸棒石黏土对双氯芬酸钠的吸附及体外释放性能研究[J]. 中国矿业,2008,17(5):82-85.
APA 汪琴,王文己,王爱勤,&王爱勤 aqwang@licp.cas.cn.(2008).酸热处理凹凸棒石黏土对双氯芬酸钠的吸附及体外释放性能研究.中国矿业,17(5),82-85.
MLA 汪琴,et al."酸热处理凹凸棒石黏土对双氯芬酸钠的吸附及体外释放性能研究".中国矿业 17.5(2008):82-85.
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