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  • TITLE
  • DEDICATION
  • CERTIFICATE-1
  • CERTIFICATE-2
  • DECLARATION
  • ACKNOWLEDGEMENT
  • CONTENTS
  • Preface
  • Symbols and Abbreviations
  • 1. Introduction
  • 1.1 Epoxy resins
  • 1.2 Curing of epoxy resins
  • 1.3 Amine curing of epoxy resin
  • 1.4 Properties of cured epoxy resin
  • 1.5 Additives and diluents for epoxy resin
  • 1.6 Toughening of epoxy resin
  • 1.6.1 Elastomer modification of epoxy resin
  • 1.6.2 Toughening mechanisms in elastomer modified epoxy resins
  • 1.6.3 Thermoplastic modification of epoxy resin
  • Fig.1.6: SEM microphotographs of MDEA cured Epon828 system blended with different amounts of thermoplastic
  • Fig.1.13: PEO spherulitic morphology
  • Fig.1.14: Transmission electron micrographs obtained for the DGEBA-MCDEA/50wt% SBM blend
  • Fig.1.15 Transmission electron microscopy
  • 1.6.4 Toughening mechanisms in thermoplastic modified epoxy resins
  • 1.7 Morphology of the blends
  • Fig.1.18: Different types of morphologies in epoxy resin/thermoplastic blends
  • Fig. 1.19: Schematic diagram showing the evolution of morphology during curing for epoxy resin/thermoplastic blends
  • 1.8 Phase separation mechanism in blends
  • 1.9 Conclusion
  • 1.10 Scope and objectives of the work
  • 1.11 References
  • 2. Materials and Experimental Techniques
  • 2.1 Materials
  • 2.2 Blend Preparation
  • 2.3 Characterisation Techniques
  • 2.4 References
  • 3. Synthesis and Characterisation of Ether Ketone/Ether Sulfone Containing Polymers
  • 3.1 Synthesis of polymers
  • 3.2 Characterisation
  • 3.3 Conclusion
  • 3.4 References
  • 4. Kinetic Analysis of Curing Reaction
  • 4.1 Differential scanning calorimetry
  • 4.2 Conclusion
  • 4.3 References
  • 5. Blends of Epoxy Resin with Poly (Ether Ether Ketone) Having Pendent ditert-butyl Groups
  • 5.1 Phase morphology
  • Fig.5.2: Scanning electron micrographs of 15phr blends of DGEBA/PEEKDTF and DGEBA/PEEKDT
  • 5.2 Dynamic mechanical thermal analysis
  • 5.3 Tensile and flexural properties
  • 5.4 Fracture toughness
  • 5.5 Conclusion
  • 5.6 References
  • 6. Blends of Epoxy Resin with Poly (Ether Ether Ketone) Having Pendent tert-butyl Groups
  • 6.1 Miscibility of epoxy resin/tert-butyl PEEK blends
  • 6.2 Analysis of reaction between epoxy and hydroxyl groups
  • 6.3 Monitoring of curing reaction
  • 6.4 Phase morphology
  • 6.5 Dynamic mechanical thermal analysis
  • 6.6 Tensile and flexural properties
  • 6.7 Fracture toughness
  • Fig.6.25: Scanning electron micrographs of failed surfaces
  • Fig. 6.26: Scanning electron micrographs of failed surfaces of DGEBNPEEKT blends
  • 6.8 Thermogravimetric analysis
  • 6.9 Conclusion
  • 6.10 References
  • 7. Blends of Epoxy Resin with Poly (Ether Ether Ketone) Having Pendent Methyl Groups
  • 7.1 Miscibility of epoxy resin/methyl PEEK blends
  • 7.2 Analysis of reaction between hydroxyl and epoxy groups
  • 7.3 Monitoring of curing reaction
  • 7.4 Phase morphology
  • 7.5 Dynamic mechanical thermal analysis
  • 7.6 Tensile and flexural properties
  • 7.7 Fracture toughness
  • Fig.7.20: Scanning electron micrographs of failed surfaces
  • Fig.7.21: Scanning electron micrographs of failed surfaces
  • Fig.7.22: Scanning electron micrographs of failed surfaces of DGEBA/PEEKMblends
  • 7.8 Thermogravimetric analysis
  • 7.9 Conclusion
  • 7.10 References
  • 8. Blends of Epoxy Resin with Sulfone Containing Polymers
  • 8.1 Miscibility of epoxy resin/PESEK blends
  • 8.2 Phase morphology of the blends
  • Fig. 8.2: Scanning electron micrographs
  • 8.3 Dynamic mechanical thermal analysis
  • 8.4 Tensile and flexural properties
  • 8.5 Fracture toughness
  • 8.6 Thermogravimetric analysis
  • 8.7 Conclusion
  • 8.8 References
  • 9. Carbon Fibre Reinforced Thermoplastic Toughened Epoxy Composites
  • 9.1 Scanning electron microscopic studies
  • Fig. 9.2: Scanning electron micrographs of epoxy/carbon fibre
  • 9.2 Compressive strength
  • 9.3 lnterlaminar shear strength
  • 9.4 Flexural strength
  • 9.5 Fracture energy
  • Fig. 9.7: Scanning electron micrqraphs of fracture surfaces of cloth laminates
  • 9.6 Dynamic mechanical thermal analysis
  • 9.7 Conclusion
  • 9.8 References
  • 10. Conclusions and Future Scope
  • 10.1 Applications
  • 10.2 Scope for future research
  • CURRICULUM VITAE