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Full Screen- TITLE
- DEDICATION
- CERTIFICATE-1
- CERTIFICATE-2
- CERTIFICATE-3
- DECLARATION
- ACKNOWLEDGEMENT
- GLOSSARY
- PREFACE
- CONTENTS
- 1. Introduction
- 1.1Polymer blends
- 1.2. Polymer/polymer miscibility
- 1.3. Polymer/polymer compatibility
- 1.4. Morphology of polymer blends
- 1.4.1. Droplet deformation and break-up
- 1.4.2. Coalescence
- 1.4.3. Morphology development during processing
- Fig.1.7: Proposed mechanism for initial morphology development in polymer blends
- 1.4.4. Influence of material parameters on morphology
- Fig.1.9: SEM micrograph of (a) droplet/matrix morphology (Ref. 76) (b) co-continuous morphology
- 1.5. Compatibilisation of polymer blends
- 1.5.1. Theories of compatibilisation
- 1.5.2. Strategies of compatibilisation
- 1.5.3. Mechanism of compatibilisation
- 1.5.4. Recent developments in polymer blends
- 1.6. Scope and objectives of the work
- 1.7. References
- 2. Materials and Experimental Techniques
- 2.1. Materials
- 2.2. Experimental techniques
- 2.2.1. Blend preparation
- 2.2.2. Phase morphology studies
- 2.2.3. Mechanical property testing
- 2.2.4. Dynamic mechanical thermal analysis
- 2.2.5. Differential scanning calorimetry
- 2.2.6. Thermogravimetric analysis
- 2.2.7. Dynamic rheology
- PART I Physical Compatibilisation of Polypropylene/High Density Polyethylene Blends
- 3. Phase Morphology Studies
- 3.1. Introduction
- 3.2. Results and discussion
- Fig.3.1: SEM micrographs of uncompatibilised PP/HDPE blends
- Fig.3.8: SEM micrographs showing the morphology of H20 blends compatibilised with three different random copolymers
- 3.3. Conclusion
- 3.4. References
- 4. Mechanical and Dynamic Mechanical Properties
- 4.1. Introduction
- 4.2. Results and discussion
- 4.2.1. Mechanical properties
- 4.2.2. Dynamic mechanical properties
- 4.3. Conclusions
- 4.4. References
- 5. Thermal Degradation and Crystallisation Behaviour
- 5.1. Introduction
- 5.2. Results and Discussion
- 5.2.1. Thermal degradation properties
- 5.2.2. Melting and crystallisation behaviour
- 5.3. Conclusion
- 5.4. References
- 6. Dynamic Rheological Properties
- 6.1. Introduction
- 6.2. Results and discussion
- 6.2.1. Uncompatibilised blends
- 6.2.2. Compatibilised blends
- 6.2.3. Palieme model
- 6.3. Conclusion
- 6.4. References
- PART II Reactive Compatibilisation of Polypropylene/Polyamide 12 Blends
- 7. Phase Morphology Studies
- 7.1. Introduction
- 7.2. Results and discussion
- 7.2.1. Uncompatibilised blends
- Fig.7.1: SEM micrographs of uncornpatibilised PA12/PP blends
- 7.2.2. Compatibilised blends
- Fig.7.9: SEM micrographs of N30 blends with and without compatibiliser
- 7.2.3. Phase coarsening under quiescent conditions
- Fig.7.17: SEM micrographs showing the effect of annealing on the co-continuous morphology
- 7.2.4. Comparison of the experimental compatibilisation data with theory
- 7.3. Conclusion
- 7.4. References
- 8. Mechanical and Dynamic Mechanical Properties
- 8.1. Introduction
- 8.2. Results and discussion
- 8.2.1. Mechanical properties
- 8.2.2. Theoretical modelling
- 8.3. Dynamic mechanical properties
- 8.3.1. Uncompatibilised blends
- 8.3.2. Compatibiliised blends
- 8.3.3. Theoretical analysis of storage modulus
- 8.4. Conclusion
- 8.5. References
- 9. Thermal Degradation and Crystallisation Behaviour
- 9.1. Introduction
- 9.2. Results and discussion
- 9.2.1. Thermal degradation properties
- 9.2.2. Melting and crystallisation behaviour
- 9.3. Conclusion
- 9.4. References
- 10. Dynamic Rheological Properties
- 10.1. Introduction
- 10.2. Results and discussion
- 10.2.1. Uncompatibilised blends
- 10.2.2. Compatibilised blends
- 10.2.3. Interfacial tension measurements
- 10.3. Conclusion
- 10.4. References
- 11. Conclusions and Future Scope
- 11.1. Conclusions
- 11.1.1. PP/HDPE blends
- 11.1.2. PA 12/PP blends
- 11.2. Future scope
- CURRICULUM VITAE