9781788018630

178801863X

9781788016483

1788016483

9781788014007

1788014006

New developments in NMR ; 20

Cover; Foreword; Preface; Editor Biographies; Contents; Section 1: Introduction; Chapter 1 Applications of NMR in Polymer Characterization

An Introduction; 1.1 Polymers and NMR

Variety of Materials, Properties, Phenomena and Methods; 1.2 1H NMR Relaxometry and Time-domain Methods for Polymer Characterization; Acknowledgements; References; Section 2: Dynamics and Interactions in Solutions or Liquids; Chapter 2 Application of STD NMR in Organic/Inorganic Polymer Materials; 2.1 STD NMR; 2.2 Applications of STD NMR in Organic Polymers; 2.3 Applications of STD NMR in Inorganic Materials

2.4 Mechanism of STD in the TBP-TiO2 System2.5 Conclusion; References; Chapter 3 Diffusion and Relaxometry to Study Carbohydrates Dissolved in Ionic Liquids; 3.1 Introduction; 3.2 Experimental Methods; 3.2.1 NMR Diffusion; 3.2.2 NMR Relaxometry; 3.2.3 Viscosity; 3.2.4 Materials; 3.2.5 Sample Preparation; 3.3 Results and Discussion; 3.3.1 Xylose Results; 3.3.2 Xylan Results; 3.4 Conclusion; Acknowledgements; References; Chapter 4 High Resolution Magic Angle Spinning (HRMAS) Pulse Field Gradient (PFG) NMR Diffusometry Studies of Swollen Polymers; 4.1 Introduction; 4.2 Background and Methods

4.2.1 HRMAS NMR4.2.2 HRMAS NMR Diffusometry; 4.2.3 Polymer Materials; 4.3 Results and Discussion; 4.3.1 Octane Diffusion in 3D-printed Siloxane; 4.3.2 Diffusion of Solvent Mixtures in Swollen PDMS; 4.3.3 Diffusion in Methanol Fuel Cell Membranes; 4.4 Conclusions; Acknowledgements; References; Chapter 5 Application of On-line SEC-NMR and DOSY for Practical Polymer Characterization; 5.1 Introduction; 5.2 Characterization of Ethylene-Propylene-Diene Terpolymer (EPDM) by SEC-NMR and DOSY; 5.3 Characterization of Acrylic Copolymers by SEC-NMRand DOSY with Cryogenically Cooled Probe Technology

5.4 Characterization of High Molecular Weight Acrylic Copolymers by DOSY with High Field-gradients5.5 Conclusion; References; Chapter 6 Dynamics of Polymer Systems Studied by NMR Field-cycling Relaxometry; 6.1 Introduction; 6.2 Theoretical Background; 6.3 Results; 6.3.1 Dynamics in Polymer Melts; 6.3.2 Dendrimers; 6.4 Outlook; Acknowledgements; References; Section 3: High-resolution MAS NMR of Soft Samples; Chapter 7 HR-MAS NMR Characterization of Thermo-responsive Polymer Gels: Network Collapse Dynamics and Intermolecular Interactions; 7.1 Introduction; 7.2 Principle of HR-MAS NMR Methods

7.3 HR-MAS NMR Characterization of Thermo-responsive Polymer Gels7.3.1 HR-MAS NMR Methods for Polymer Gels Characterization; 7.3.2 Network Collapse Dynamics of Polymer Gels; 7.3.3 Intermolecular Interactions between Polymers and Small Molecules; 7.4 Conclusion; Acknowledgements; References; Chapter 8 Rubber-state NMR Spectroscopy; 8.1 Introduction; 8.2 Rubber State; 8.3 Vulcanized Natural Rubber; 8.4 Vulcanized Chloroprene Rubber; 8.5 Conclusion; References; Section 4: Dynamically Heterogeneous Systems and Nanocomposites