Micro and Nanolignin in Aqueous Dispersions and Polymers
Micro and Nanolignin in Aqueous Dispersions and Polymers

Author: Debora Puglia

Publisher: Elsevier

Published: 2021-10-26

Total Pages: 512

ISBN-13: 0128237031

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Micro and Nanolignin in Aqueous Dispersions and Polymers: Interactions, Properties, and Applications presents the very latest research on lignin biorefinery treatments, production, chemistry, and refining, exploring a range of innovative applications of lignin and lignin-based composites at both the micro and the nanoscale. The book begins by presenting the latest developments in extraction methods and properties, with topics including methods for value-added microlignin, color characteristics, refining and functionalization, depolymerization for phenolic monomer production, and production of sulphur-free lignin nanoparticles. This is followed by in-depth sections focusing on the preparation of lignin for advanced applications at the microscale, then at the nanoscale, covering a range of areas such as construction, fiber manufacturing, food packaging, biomedicine, wood preservation, wastewater treatment, and agriculture. This valuable resource enables the reader to identify the high added value of a biomass residue and supports possible development and use for mass and niche high impact application sectors. This information is of interest to researchers, scientists, and advanced students, across bio-based polymers and bio-composites, polymer science and engineering, nanomaterials, chemistry, sustainable materials, materials science, and chemical engineering. Moreover, it is also addressed to the professionals that as well as those in an R&D industrial setting to are looking on ideas and perspectives on how to utilize bio-based materials in advanced industrial applications. Provides detailed information on extraction methods, properties, refining and functionalization processes Guides the reader through the preparation of lignin both at the micro and nanoscale, as a filler, a matrix, and in all-lignin composites Takes a design-for-application approach, opening the door to high value applications across a range of sectors

Carbon for Micro and Nano Devices
Carbon for Micro and Nano Devices

Author: Swati Sharma

Publisher: Walter de Gruyter GmbH & Co KG

Published: 2024-03-18

Total Pages: 254

ISBN-13: 3110620634

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Micro and nano devices are an integral part of modern technology. To address the requirements of the state-of-the-art technology, topics are selected from both chip-based and flexible electronics. A wide range of carbon materials including graphene, carbon nanotube, glass-like carbon, porous carbon, carbon black, graphite, carbon nanofiber, laser-patterned carbon and heteroatom containing carbon are covered. This goal is to elucidate fundamental carbon material science along with compatible micro- and nanofabrication techniques. Real-life example of sensors, energy storage and generation devices, MEMS, NEMS and implantable bioelectronics enable visualization of the outcome of described processes. Students will also benefit from the attractive aspects of carbon science explained in simple terms. Hybridization, allotrope classification and microstructural models are presented with a whole new outlook. Discussions on less-studied, hypothetical and undiscovered carbon forms render the contents futuristic and highly appealing.

Flame Retardant Nanocomposites
Flame Retardant Nanocomposites

Author: Sabu Thomas

Publisher: Elsevier

Published: 2024-01-10

Total Pages: 442

ISBN-13: 0443154228

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The huge increase in potential applications of polymer nanocomposites have made it necessary for researchers to address the fire safety issues of these materials.Flame Retardant Nanocomposites: Emergent Nanoparticles and their Applications covers the broad area of flame- retardant polymer nanocomposites, their preparation, fire retardant mechanisms and the various factors that affect them. The influence of various nanoparticles on their flammability is discussed in detail, as well as their structure, free radical trapping ability, char formation, and eventual barrier properties.The book will be a valuable reference resource for students, researchers and engineers covering this important field of research. The chapters discuss the effect of different nanoparticles, their dispersion, and effect of different polymer structures on fire retardant properties, as well as possible applications. Provides a detailed overview of fire retardant polymer nanocomposite systems, including different nanofillers Describes fire mechanisms behind nanocomposite structure and morphology Covers the latest developments and the most recent applications in industry, defense, and space

Lignin Chemistry
Lignin Chemistry

Author: Yuhe Liao

Publisher: John Wiley & Sons

Published: 2024-09-03

Total Pages: 498

ISBN-13: 3527351078

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Lignin Chemistry A thorough reference guide to Lignin Chemistry, from inherent structure revealing to transformation into chemicals, fuels, and materials Climate change, driven by rising greenhouse gas emissions, is the defining challenge of our time. Reducing our dependence on non-renewable resources such as fossil fuels will require alternative, more sustainable resources. Lignin, the only widely-occurring, renewable, aromatic bio-polymer in Nature, has a range of application potential in the production of chemicals, fuels, and other industrial materials. Lignin science has become one of the fastest-growing and most significant areas of sustainable chemistry in the world. Lignin Chemistry: Characterization, Isolation, and Valorization presents a systematic, multidisciplinary overview of this cutting-edge field and its current state of research. Beginning with a robust characterization of lignin, the book addresses the isolation and transformation of lignin, as well as the book inspires with a plethora of applications. The result is a critical resource for researchers and professionals in any area of academic or industry where renewable biomass, in particular lignin, has importance. Lignin Chemistry readers will find: Thermochemical and catalytic strategies for lignin conversion Detailed discussion of the valorization of lignin towards biopolymers, nanoparticles, carbon fibers and materials, and hydrogels An authorial team with immense and varied research experience Lignin Chemistry is ideal for chemical engineers, catalytic chemists, biochemists, material scientists, and analytical chemists in industry.

Lignin-based Materials
Lignin-based Materials

Author: Kuruvilla Joseph

Publisher: Royal Society of Chemistry

Published: 2023-06-14

Total Pages: 291

ISBN-13: 1839165359

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Providing a neat overview of the current research for the biomaterials science community, this book is a one-stop resource for researchers and practitioners working on lignin-based biomaterials..

Nano-size Polymers
Nano-size Polymers

Author: Stoyko Fakirov

Publisher: Springer

Published: 2016-09-01

Total Pages: 399

ISBN-13: 331939715X

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This book details all current techniques for converting bulk polymers into nano-size materials. The authors highlight various physical and chemical approaches for preparation of nano-size polymers. They describe the properties of these materials and their extensive potential commercial applications.

Nanodispersions
Nanodispersions

Author: Tharwat F. Tadros

Publisher: Walter de Gruyter GmbH & Co KG

Published: 2015-12-14

Total Pages: 340

ISBN-13: 3110388790

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General introduction - Definition of nanodispersions (nanosuspensions, nanoemulsions, swollen micelles or microemulsions, liposomes and vesicles) and their size range. General description of their colloid stability. Main advantages of nanodispersions and their industrial applications. Preparation of nanosuspensions by top-up process - Nucleation and growth and control of particle size distribution. Factors determining the formation of narrow particle size distribution. Role of surfactants and polymers. Preparation of nano-polymer colloids (lattices) by emulsion and dispersion polymerization. Factors affects the stability of nanosuspensions. Preparation of nanosuspensions by bottom down process - Dispersion of preformed particles in liquids and the need of a wetting agent. Break-up of aggregates and agglomerates by application of high speed stirrers. Reduction of particle size by application of intense energy (microfluidization or bead milling). Maintenance of the colloid stability of the resulting particles. Reduction of Ostwald ripening. Industrial applications of nanosuspensions - Application in pharmacy to enhance bioavailability, Application in sunscreens for UV protection. Application in paints and coatings. Preparation of nanoemulsions by the use of high pressure homogenisers - Principles of emulsion formation and the role of the emulsifier. Selection of emulsifiers. Methods of emulsification and prevention of coalescence during emulsification. Origin of colloid stability of nanoemulsions. Prevention of Ostwald ripening Low energy methods for nanoemulsion preparation - The phase inversion composition method and the role of mixing the surfactant with oil and water. The phase inversion temperature method for preparation of nanoemulsions. Preparation of nanoemulsions by dilution of microemulsions. Practical examples of nanoemulsions and their industrial application - Nanoemulsions based on non-ionic surfactants and the role of the hydrophilic-lipophilic balance. Effect of oil solubility on the stabilityof nanoemulsions. Nanoemulsions based on polymeric surfactants. Applications in pharmacy and cosmetics. Swollen micelles or microemulsionsDefinition of microemulsions and their size range. Thermodynamic definition of microemulstions. Theories of microemulsion formation and stability. Characterisation of microemulsions using scattering, conductivity and NMR rechniques. Formulation of microemulsions and their industrial applications - Distinction between microemulsions and macroemulsions. Formulation of oil/water and water/oil microemulsions. Selection of emulsifiers for microemulsions. Application of microemulsions in tertiary oil recovery. Liposomes and vesicles - Formation of multilamellar lipid layers (liposomes) by dispersion of lipids in water. Formation of unilamellar vesicles by sonication of the liposomes. Factors responsible for stabilisation of liposomes and vesicles. Use of block copolymers to enhance the stability of vesicles. Applications of liposomes and vesicles in pharmacy and cosmetics.

Recent Developments in Polymer Macro, Micro and Nano Blends
Recent Developments in Polymer Macro, Micro and Nano Blends

Author: P.M. Visakh

Publisher: Woodhead Publishing

Published: 2016-08-24

Total Pages: 344

ISBN-13: 0081004273

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Recent Developments in Polymer Macro, Micro and Nano Blends: Preparation and Characterisation discusses the various types of techniques that are currently used for the characterization of polymer-based macro, micro, and nano blends. It summarizes recent technical research accomplishments, emphasizing a broad range of characterization methods. In addition, the book discusses preparation methods and applications for various types of polymer-based macro, micro, and nano blends. Chapters include thermoplastic-based polymer & nano blends, applications of rubber based and thermoplastic blends, micro/nanostructures polymer blends containing block copolymers, advances in polymer-inorganic hybrids as membrane materials, synthesis of polymer/inorganic hybrids through heterophase polymerizations, nanoporous polymer foams from nanostructured polymer blends, and natural polymeric biodegradable nano blends for protein delivery. Describes the techniques pertaining to a kind (or small number) of blends, showing specific examples of their applications Covers micro, macro, and nano polymer blends Contains contributions from leading experts in the field