流变学研究对超分子凝胶领域发展的意义

Significance of Rheological Research on the Development of Supramolecular Gels

介绍超分子凝胶的形成机理、特性和重要应用,阐述流变学的概念及发展历程,综述几个重要的流变学参数即储存模量G’、损耗模量G"、屈服应力Ty、流动应力Tf、表观黏度η、凝胶-溶胶转变温度Tg以及相对触变面积SR在超分子凝胶的设计合成和物理性质测量方面的重要作用,并论述了流变学研究对超分子凝胶领域的发展的重要意义。

The formation mechanism,characteristics and important applications of supramolecular gels were introduced,the concept and development process of rheology were explained,the important roles of several important rheological parameters in molecular gel design and synthesis and physical property measurement were summarized,including storage modulus G’,loss modulus G",yield stress Ty,flow stress Tf,apparent viscosityη,gel-sol transition temperature Tg and relative thixotropic area SR.At last,the significance of rheological research on the development of supramolecular gels was discussed.