Cargando…
Physical gels from biological and synthetic polymers /
Presenting a unique perspective on state-of-the-art physical gels, this interdisciplinary guide provides a complete, critical analysis of the field and highlights recent developments. It shows the interconnections between the key aspects of gels, from molecules and structure through to rheological a...
| Clasificación: | Libro Electrónico |
|---|---|
| Autores principales: | , , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Cambridge :
Cambridge University Press,
2013.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover; Contents; Preface; 1 Introduction; 1.1 Gels from colloidal and polymer networks: a brief survey; 1.2 Structural characteristics and their study; 1.2.1 Solids versus liquids; 1.2.2 Multidisciplinary nature of gel studies; 1.3 Non-physical gels; 1.3.1 Chemical gels; 1.3.2 Hybrid organic-inorganic materials; 1.3.3 Inorganic gels; 1.4 Physical gels; 1.5 Outline of the book; Chapter 2 Techniques for the characterization of physical gels; Chapter 3 The sol-gel transition; Chapter 4 General properties of polymer networks; Chapter 5 Ionic gels; Chapter 6 Hydrophobically associated networks.
- Chapter 7 Helical structures from neutral biopolymersChapter 8 Gelation through phase transformation in synthetic and natural polymers; Chapter 9 Colloidal gels from proteins and peptides; Chapter 10 Mixed gels; Chapter 11 Innovative systems and applications; References; 2 Techniques for the characterization of physical gels; 2.1 Introduction; 2.2 Scattering techniques; 2.2.1 Principles of scattering; 2.2.2 Scattering by a single particle; 2.2.3 Effect of particle concentration; 2.2.4 Polymer solutions; 2.3 Calorimetric studies; 2.3.1 Basic concepts.
- The kinetic gelation experimentGelation time measurement; 2.5.1.7 Range of viscoelastic linearity; 2.5.1.8 Failure of the Cox-Merz rule; 2.5.2 Large-deformation measurements; 2.6 Role of numerical simulations; 2.6.1 Fractal dimensions; 2.6.2 Gelling or non-gelling systems?; 2.6.3 Improvements of the interaction potentials; 2.7 Conclusions; References; 3 The sol-gel transition; 3.1 Flory-Stockmayer ('classical') theory; 3.2 Percolation model; 3.3 Percolation and phase transitions; 3.3.1 Extent of the critical domain; 3.4 Percolation and gelation; 3.4.1 Winter-Chambon criteria.
- 3.5 Experimental investigations of gelation transitions3.5.1 Percolation exponents; 3.5.2 Experimental determination by the Winter-Chambon criteria; 3.8 Zipper model; 3.9 Liquid crystal gels; 3.10 Conclusions; References; 4 General properties of polymer networks; 4.1 Chemically cross-linked networks and gels; 4.1.1 Non-linear materials formed from the reaction of functional groups; 4.1.2 Non-linear materials from preformed polymer chains; 4.1.3 Poly(acrylamide) and poly(NIPAm) gels; 4.1.4 Copolymer networks; 4.2 Theories of rubber elasticity; 4.2.1 Reel chain models; 4.3 Swelling of gels.