Bøger af Vijay Kumar Thakur

This book seeks to address the fundamental understanding of the structure and chemistry of sustainable polymers. It covers the fundamentals of sustainable polymers and presents guidelines in a logical and clear manner for students and researchers. The text explores the structure and chemistry of various sustainable polymers, such as cellulose, hemicellulose, lignin, chitosan, starch, guar gum, pectin, and protein, for possible development of green sustainable materials. Each chapter is authored by highly accomplished experts in the field of sustainable polymers and discusses in detail the chemistry and structure of sustainable polymers procured from different natural resources.

This unique multidisciplinary 8-volume set focuses on the emerging issues concerning synthesis, characterization, design, manufacturing and various other aspects of composite materials from renewable materials and provides a shared platform for both researcher and industry. The Handbook of Composites from Renewable Materials comprises a set of 8 individual volumes that brings an interdisciplinary perspective to accomplish a more detailed understanding of the interplay between the synthesis, structure, characterization, processing, applications and performance of these advanced materials. The Handbook comprises 169 chapters from world renowned experts covering a multitude of natural polymers/ reinforcement/ fillers and biodegradable materials. Volume 5 is solely focused on 'Biodegradable Materials'. Some of the important topics include but not limited to: Rice husk and its composites; biodegradable composites based on thermoplastic starch and talc nanoparticles; recent progress in biocomposites of biodegradable polymer; microbial polyesters: production and market; biodegradable and bioabsorbable materials for osteosynthesis applications; biodegradable polymers in tissue engineering; composites based on hydroxyapatite and biodegradable polylactide; biodegradable composites; development of membranes from biobased materials and their applications; green biodegradable composites based on natural fibers; fully biodegradable all-cellulose composites; natural fiber composites with bioderivative and/or degradable polymers; synthetic biodegradable polymers for bone tissue engineering; polysaccharides as green biodegradable platforms for building up electroactive composite materials; biodegradable polymer blends and composites from seaweeds; biocomposites scaffolds derived from renewable resources for bone tissue repair; pectin-based composites; recent advances in conductive composites based on biodegradable polymers for regenerative medicine applications; biosynthesis of PHAs and their biomedical applications; biodegradable soy protein isolate/poly(vinyl alcohol) packaging films; and biodegradability of biobased polymeric materials in natural environment. AudienceThis valuable reference work will be read and consulted by researchers, engineers and students both in academia and industry who are working in the field of materials science especially polymer composites/technology. Composites from renewable materials have significant industrial applications especially in the automotive, marine, aerospace, construction, wind energy and consumer goods industries.

Polymere gehören zu den faszinierendsten Materialien der heutigen Zeit und finden in nahezu allen Lebensbereichen Anwendung. Polymere kommen entweder direkt in der Natur vor oder werden chemisch für die jeweilige Zielanwendung synthetisiert. Fortschritte in den Polymerwissenschaften und die Einführung neuer Polymere haben zur Entwicklung einer großen Zahl an Polymeren mit einzigartigen Eigenschaften geführt. Verschiedene Polymertypen spielen nicht nur heute, sondern auch in Zukunft bei den unterschiedlichsten Anwendungen in vielen Feldern der moderner Pharmaforschung auf der ganzen Welt eine Schlüsselrolle ein.Dieses vierbändige Referenzewerk bietet ausführliche Kapitel zu den verschiedenen Arten von Polymeren, vermittelt Grundlagen und beschreibt den Einsatz von Polymeren bei den unterschiedlichsten pharmazeutischen Technologien. Die einzelnen Bände erläutern die Grundlagen bei auf Polymeren basierenden Materialien unterschiedlichster Herkunft sowie deren chemische Zusammensetzung, ergänzt um praktische, für die Pharmaindustrie zukunftsweisende Anwendungen. Jeder Band bietet einen tiefen Einblick in das jeweilige Themengebiet.

Biorenewable polymers based nanomaterials are rapidly emerging as one of the most fascinating materials for multifunctional applications. Among biorenewable polymers, cellulose based nanomaterials are of great importance due to their inherent advantages such as environmental friendliness, biodegradability, biocompatibility, easy processing and cost effectiveness, to name a few. They may be produced from biological systems such as plants or be chemically synthesised from biological materials. This book summarizes the recent remarkable achievements witnessed in green technology of cellulose based nanomaterials in different fields ranging from biomedical to automotive. This book also discusses the extensive research developments for next generation nanocellulose-based polymer nanocomposites. The book contains seventeen chapters and each chapter addresses some specific issues related to nanocellulose and also demonstrates the real potentialities of these nanomaterials in different domains. The key features of the book are: Synthesis and chemistry of nanocellulose from different biorenewable resources Different characterization of nanocellulosic materials and their respective polymer nanocomposites Physico-chemical, thermal and mechanical investigation of nanocellulose based polymer nanocomposites Provides elementary information and rich understanding of the present state-of- art of nanocellulose-based materials Explores the full range of applications of different nanocellulose-based materials.

The book presents emerging economic and environmentally friendly lignocellulosic polymer composites materials that are free from side effects studied in the traditional synthetic materials. This book brings together panels of highly-accomplished leading experts in the field of lignocellulosic polymers & composites from academia, government, as well as research institutions across the globe and encompasses basic studies including preparation, characterization, properties and theory of polymers along with applications addressing new emerging topics of novel issues. Provide basic information and clear understanding of the present state and the growing utility of lignocellulosic materials from different natural resources Includes contributions from world-renowned experts on lignocellulosic polymer composites and discusses the combination of different kinds of lignocellulosic materials from natural resources Discusses the fundamental properties and applications of lignocellulosic polymers in comparison to traditional synthetic materials Explores various processing/ mechanical/ physic-chemical aspects of lignocellulosic polymer composites

Polymers are one of the most fascinating materials of the present era finding their applications in almost every aspects of life. Polymers are either directly available in nature or are chemically synthesized and used depending upon the targeted applications.