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Title
DEDICATION
CERTIFICATE 1
CERTIFICATE-2
DECLARATION
ACKNOWLEDGEMENT
List of Notations and Abbreviations
CONTENTS
1. Introduction
1.1. Phase Structure
1.2. Phase properties
1.3. TPEs from rubber and plastics
1.4. Compactibility in polymer blends
1.4.1 Basic concepts
1.4.2 General routes to compatibility
1.4.3 Non reactive (physical) compactibilisation
1.4.4 Reactive compatibilisation
1.5. Morphology development in reactive blending
1.6. Theoretical aspects of compatibilisation
1.7. Compatbilisation of thermoplastic elastomers
1.8. and objectives
1.9. References
2. Experimental
2.1. Materials
2.2. Blend preparation
2.3. Mechanical properties
2.4. Morphology studies
2.5. Rheological measurements
2.6. Die swell measurements
2.7. Extrudate morphology
2.8. Melt flow index
2.9. Thermogravimetric analysis
2.10. Differential scanning calorimetry
2.11. Dynamic mechanical analysis
2.12. X- ray diffraction studies
2.13. IR studies
2.14. Sorption experiments
2.15. References
3. Morphology and Mechanical Properties of Nylon-Nitrile Rubber Blends
3.1. Introduction
3.2. Results and Discussion
3.2.1 Processing characteristics
3.2.2 Morphology of the blends
3.2.3 Mechanical properties
3.2.4 Effect of testing speed on mechanical properties
3.2.5 Theoretical modelling
3.3. References
4. Blends of pylon and Acrylonitrrile Butadiene Rubber: Effects of Blend Ratio, Dynamic Vulcan ion and Reactive Compatibleisation on Morphology and Properties
4.1. Introduction
4.2. Results and discussion
4.2.1 Morphology o the blends
4.2.2 Dynamic vulcanisation
4.2.3 Reactive compatibilisation
4.2.4 Morphology of compatibilised blends
4.2.5 Mechanism of the compatibilising action of CPE
4.2.6 Morphology stability
4.2.7 Mechanical properties of dynamically cross linked blends
4.2.8 Mechanical properties of compatibilised blends
4.3. References
5. Dynamic Mechanical Properties: Effects of Blend Ratio, Reactive Compatibilisation and Dynamic Vulcanisation
5.1. Introduction
5.2. Results and discussion
5.2.1 Effect of reactive compatibilisation
5.2.2 Effect of dynamic vulcanisation
5.2.3 Theoretical modelling
5.3. References
6. Effects of Blend Ratio, Dynamic Vulcanisation and Compatibilisation on Rheology and Extrudate Morphology
6.1. Introduction
6.2 Results and discussion
6.2.1 Effect of shear stress and blend ratio on viscosity
6.2.2 Comparison with theoretical predictions
6.2.3 Effect of compatibiliser on viscosity
6.2.4 Effect of dynamic vulcanisation on viscosity
6.2.5 Effect of temperature
6.2.6 Flow behaviour index (n)
6.2.7 Effect of composition and shear rate on morphology
6.2.8 Extrudate die swell
6.2.9 Melt flow index
6.3. References
7. Thermal and Crystallisation Behaviour: Thermogravimetry, DSC, XRD Studies
7.1. Introduction
7.2. Results and discussion
7.2.1 Effect of compatibilisation
7.2.2 Effect of dynamic cross linking
7.2.3 Degradation kinetics
7.2.4 Differential scanning calorimetry
7.2.5 X-ray diffraction studies
7.3. References
8. Transport of Water Through Nylon-Nitrile Rubber Blends and its Influence on Mechanical Properties
8.1. Introduction
8.2. Results and discussion
8.2.1 IR studies
8.2.2 Diffusion studies
8.2.3 Sorption kinetics
8.2.4 Mechanical properties
8.3. References
9. Conclusion
9.1 Future scope of the work
9.1.1 Vapour sorption studies
9.1.2 Effect of various fillers
9.1.3 Fabrication of useful products
APPENDICES
List of Publications
Curriculum Vitae
Morphology and Mechanical Properties of ThermoplasticElastomers from Nylon-Nitrile Rubber Blends