The Effect of Excipients on the Molecular Mobility of Lyophilized Formulations, as Measured by Glass Transition Temperature and NMR Relaxation-Based Critical Mobility Temperature

被引:0
作者
Sumie Yoshioka
Yukio Aso
Shigeo Kojima
机构
[1] National Institute of Health Sciences,
来源
Pharmaceutical Research | 1999年 / 16卷
关键词
lyophilized formulation; NMR relaxation; dielectric relaxation; molecular mobility; excipient;
D O I
暂无
中图分类号
学科分类号
摘要
Purpose. The dependence of the molecular mobility of lyophilized formulations on pharmaceutical polymer excipients was studied. Molecular mobility as determined by NMR relaxation-based critical temperature of molecular mobility (Tmc) and glass transition temperature (Tg) is discussed in relation to the plasticizing effect of water in formulations.
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页码:135 / 140
页数:5
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