Handbook of Natural Polymers, Volume 2

Dr. Sreekala Meyyarappallil Sadasivan is recognized for her research in the field of polymer macro, micro and nanocomposites, polymer foams and their blends. After receiving her Ph.D. in Chemistry (Mahatma Gandhi University, Kottayam), she held research positions in the Japan and Germany before joining the Sree Sankara College. Currently she is an Associate Professor of Chemistry at School of Chemical Sciences, director of School of Polymer Science and Technology (SPST) and Joint director of School of Nanoscience and Technology (SNST) and International and Inter University Centre for Nanoscience and Nanotechnology (IIUCNN), Mahatma Gandhi University, Kottayam. The research in Sreekala’s laboratory is focused on development and property improvements of polymer composites for high end automotive, aerospace and structural applications, development of fully biodegradable, green and sustainable polymer composites from natural fibers, biopolymers etc. for industrial application, electronic applications of polymer nanocomposites such as nanogenerators, electromagnetic shielding (EMI) etc., biomedical applications of polymer composites for effective wound healing and development of biofiller entrapped polymer nanocomposites for water remediation. She was ranked among the top 2% of scientists in the world (Rising Stars List) according to a subject-by subject study undertaken by a team from Stanford University and Scopus experts for the years 2019, 2020 and 2021. She has an h-index of 38 and total citation of 7306. She is a member of the Royal Society of Chemistry and Indian Rubber Institute, and was the recipient of JSPS and AvH fellowship, CSIR senior research fellowship and ICS-UNIDO fellowship.Dr. Lakshmipriya Ravindran is NavaKerala Post-Doctoral Fellow (NKPDF), International and Inter University Centre for Nanoscience and Nanotechnology (IIUCNN) Mahatma Gandhi University, Kottayam, Kerala, India- 686560. With a focus on a wide array of research areas, her contributions have been instrumental in advancing the field of materials science and nanotechnology. Her primary research interests encompass the synthesis of nano materials sourced from both bio-origin and synthetic materials. A significant portion of her work revolves around the preparation of nanocomposites and macrocomposites, exploring their applications across various domains. Her expertise extends to the realm of flexible electronics, polymer foams, polymer hydrogels, and membranes designed for water purification. Dr. Ravindran has also delved into the conversion of biomass for energy storage, a crucial area for sustainable energy solutions. She has authored many papers, book chapters and edited books. She convened many international conferences. Also delivered invited talks in international conferences within India and abroad. She has bagged best oral presentation in an international conference and best poster presentation in a national conference.Prof. Koichi Goda is Chair of Mechanical Engineering and Full Professor, in the Department of Mechanical Engineering, at Yamaguchi University, Japan. Prof. Goda has significant experience in areas including biopolymers, composite materials, reliability, and nanotechnology, with recent research focusing on green composites. He has received numerous awards for his work in including most recently the Meritorious Contribution Award from JCOM (Committee on Composite Materials of JSMS – The Society of Materials Science, Japan) in 2018, and the JSMS Award for Distinguished Service to Chugoku Branch in 2020.Sabu Thomas is a Professor and Director of the International and Interuniversity Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, Kerala, India. Professor Thomas is internationally recognized for his contributions to polymer science and engineering, with his research interests encompassing polymer nanocomposites, elastomers, polymer blends, interpenetrating polymer networks, polymer membranes, green composites, nanocomposites, nanomedicine, and green nanotechnology. His groundbreaking inventions in polymer nanocomposites, polymer blends, green bionanotechnology, and nano-biomedical sciences have significantly advanced the development of new materials for the automotive, space, housing, and biomedical fields.

• 1. Possibilities and significance of chemical modifications of natural biopolymers - State of the art2. Modifications of starch and its characterizations3. Physical and chemical modifications of gluten4. Chemical modifications of nanochitin and their characterizations5. Chemical modifications of Alginate based biopolymers6. Functionalization of pectin and structural evaluation7. Chemical modifications of keratin8. Treatments on wool and structural evaluation9. Functionalization and characteristics of chitosan-gelatin composites10. Effect of modifications on natural rubber11. Chemical modifications of collagen12. Chemical and radiation modification of gelatin13. Surface modifications of zein14. Chemical functionalization and characterization of silk fibroin materials15. Functionalization and structural analysis of Gum16. Production of alginate oligosaccharides and their plant growth promoting activity: Effect of ionizing radiation processing17. Microscopical analysis of modified natural biopolymers18. Chromatographic analysis of modified natural biopolymers19. Thermal properties of modified natural biopolymers20. Electrical properties of modified natural biopolymers21. Surface analysis and water contact angle of modified modified natural biopolymers22. Rheological and shape memory properties of natural biopolymers23. Environmental impact of chemically modified natural biopolymers