Multiscaled PVA Bionanocomposite Films

Mohanad Mousa is currently working at Shatra Technical Institute, Southern Technical University, Iraq after recently graduated with a PhD degree in mechanical engineering from Curtin University, Australia.He was previously an Assistant Lecturer at the Department of Mechanical Engineering, Shatra Technical Institute, Iraq. Mohanad has a wide range of research interests in bionanocomposites, nanomaterials, biopolymers and welding of metals.   Dr. Yu Dong is a Senior Lecturer in Mechanical Engineering, School of Civil and Mechanical Engineering at Curtin University, Australia. He has extensive research expertise in polymer nanocomposites, electrospun nanofibers, green composites, micromechanical modeling, nanomanufacturing and design of experiments. He is a Lead Editor for “Electrospun Polymers and Composites: Ultrafine Materials, Higher Performance Fibers and Wearables”, Elsevier, UK,“Manufacturing, Characterisation and Properties of Advanced Nanocomposites”, MDPI, Switzerland, and “Fillers and Reinforcements for Advanced Nanocomposites”, Elsevier, UK, and a Sole Editor for “Nanostructures: Properties, Production Methods and Applications”, NOVA Science Publishers, USA. Dr. Dong is a Journal Associate Editor for Frontiers in Materials (Polymeric and Composite Materials section) and Applied Nanoscience.

Chapter 1. Introduction



1.1.Biopolymers



1.1.1 Poly(vinyl alcohol) (PVA)



  1.2. Nanofillers for bionanocomposites



        1.2.1. Layered silicates



        1.2.2 Halloysite nanotubes(HNTs)



        1.2.3 Bamboo charcoals (BCs)



         1.2.4 Other popular nanofillers



 1.3.   Processing of bionanocomposites



 1.4.   Properties and characterisation of bionanocomposites



           1.4.1    Morphological structures



           1.4.2   Mechanical properties



           1.4.3  Nanomechanical properties



           1.4.4. Thermal properties



1.5. Modelling approaches



1.6. Application of bionanocomposites



       1.6.1. Electronic and sensor applications



       1.6.2 Medical applications



       1.6.3 Packaging applications



 



Chapter 2 Materials, methodology and characterisation techniques



2.1. Materials



       2.1.1. Polyvinyl alcohol (PVA)



       2.1.2. Nanoparticles



                 2.1.2.1. Bamboo charcoals (BCs)



                 2.1.2.2  Clay nanoparticles



                 2.1.2.3 Halloysite nanotubes (HNTs)



        2.2. Fabrication of PVA bionanocomposite films



        2.3. Characterisation techniques



                2.3.1. X-ray diffraction (XRD) analysis



                2.3.2. Fourier transform infrared (FTIR) analysis



                2.3.3. Scanning electron microscopy (SEM)



                2.3.4. Differential scanning calorimetry (DSC)



                2.3.5. Thermal gravimetric analysis (TGA)



                2.3.6. Mechanical testing



                2.3.7. Nanomechanical characterisation



 



Chapter 3 PVA/BC bionancomposite films with particle size effect



                   3.1. BC particle analysis and characterisation



                            3.1.1. BC composition and surface area



                            3.1.2. Particle size and elastic modulus



                            3.1.3.  FTIR and XRD analyses



                    3.2. Characterisation and properties of PVA/BC bionanocomposites



                            3.2.1. FTIR and XRD spectra



                            3.2.2. Mechanical properties



                            3.2.3. Fracture morphology



                            3.2.4. Thermal properties



                            3.2.5. Morphological structures and nanomechanical properties



                



Chapter 4 PVA bionanocomposite films with different particle shapes and structures



                   4.1. FTIR spectra



                   4.2. XRD patterns



                   4.3. Morphological structures and nanomechanical properties



                   4.4. Mechanical properties



                   4.5. Fracture morphology



                   4.6. Thermal properties



 



Chapter 5 3D interphase of PVA bionanocomposite films



                    5.1. Interphase properties and features



                     5.2. Modelling approach



                     5.3. Interphase modulus



                     5.4. Interphase dimensions



                     5.5. Modulus-gradient effect



                     5.6. 3D interphase modulus and dimensions



                     5.7. Particle debonding



                                      



 



 Chapter 6 Micromechanical modelling of PVA bionanocomposite films



                 6.1. Modelling theory



                         6.1.1. Micromechanical models based on nominal and effective volume  



                                     fractions



                          6.1.2. Micromechanical models based on volume fractions of nanofillers and



                                     interphase



                           6.1.3. Interphase volume fraction



                   6.2. Prediction of elastic moduli of PVA bionancomposites



 



References



 



Appendices