(化学课件)216000高分子流变学(绪论).ppt
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- 化学课件 216000 高分子 流变学 绪论
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1、Polymer RheologypTextbookR. B. Bird, R. C. Armstrong and O. Hassager, Dynamics of Polymeric Liquids. Vol I: Fluid Mechanics, 2nd edition, Wiley-Interscience (1987).pReference1. R. G. Larson, The Structure and Rheology of Complex Fluids, Oxford University Press (1998).2. M. Doi and S. F. Edwards, The
2、 Theory of Polymer Dynamics, Oxford Science: New York (1986).3. C. W. Macosko, Rheology-Principles, Measurements, and Applications, Wiley-VCH (1994).4. G. G. Fuller, Optical Rheometry of Complex Fluids, Oxford University Press (1995).Scope and GoalpRheology is a science that concerns, in general, th
3、e mechanical stresses arising during processing of complex fluids and, in particular, the microstructures that underlie the macroscopic observations. pThis course focuses on the general concepts, analytical tools, and applications that are central to the interest of most researchers. pRheology will
4、not necessarily be your expertise after this course; rather, you might start loving it and, in some respect, benefit from it. Course outlinepNon-Newtonian Flows: PhenomenologypMechanical Characterizations: Measurements and Material FunctionspOptical Characterizations: Flow Birefringence/Dichroism an
5、d Light ScatteringpGeneral Analyses: Scaling Laws, Time-Temperature Superposition, Solvent Quality, and Fundamental Material ConstantspConstitutive Equations and Modeling of Complex Flow ProcessingpOngoing Researches and Future PerspectivesChapter 0 Introduction of RheologyTerminologypWhat is Rheolo
6、gy?normally refers to the flow and deformation of “non-classical materials” (or called Non-Newtonian Fluids in this course)pWhat is the “non-classical materials” ?such as rubber, molten plastics, polymer solutions, slurries & pastes, electrorheological fluids, blood, muscle, composites, soils and pa
7、ints. Excerpt from the website of the Institute of Non-Newtonian Fluid Mechanics (INNFM), http:/innfm.swan.ac.uk/innfm_mms/index.htmlImportance of Rheological PropertiesRheological parameters acting as a “link” between monomer structure and final properties of a polymer.Reproduce from M. Gahleitner,
8、 “Melt rheology of polyolefins”, Prog. Polym. Sci., 26, 895 (2001).Fluid MechanicsKinetic TheoryRheological CircleReproduced from C. Clasen and W. M. Kulicke, “Determination of viscoelastic and rheo-optical material functions of water-soluble cellulose derivatives”, Prog. Polym. Sci., 26, 1839 (2001
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