Novel Materials for Dye-containing Wastewater Treatment (Sustainable Textiles: Production, Processing, Manufacturing & Chemistry)

This book highlights novel materials for dye-containing wastewater treatment and presents an up-to-date information on dye degradation/adsorption using new promising materials such as nanocomposites. Development of various industrial sectors, including textile, food, paper, leather, rubber, cosmetic and printing has led to generation of wastewater which contain dye molecules as well as other inorganic and organic compounds. Considering serious health hazards and environmental damage associated with dyes in the environment, researchers and professionals have been attempting to find the most effective methods of treatment. Of late, various composites have received wide attention due to their outstanding properties in wastewater treatment, that are presented in this book. Contents About the Editors Dye Pollution in Water and Wastewater 1 Introduction 2 Classification of Dye 2.1 Classification of Dyes Based on Charge 2.2 Classification Based on Chemical Structures 3 Sources of Dye in Aquatic Life and Environment 4 Textile Dye Emissions 4.1 Worldwide Level 4.2 Indian Scenario 5 Toxicity Associated with Textile Effluents 6 Available Treatment Method and Recent Advances 6.1 Treatment of Dye Emissions via Adsorption 6.2 Treatment of Dye Emissions via Coagulation 6.3 Treatment of Dye Emissions via Filtration 6.4 Treatment of Dye Emissions via Electrical Applications 7 Exploration of Capacitive Deionization for Dye Treatment: A Future Perspective 7.1 Outcomes and Discussions 8 Conclusion References The Utilization of Biomaterials for Water Purification: Dyes, Heavy Metals, and Pharmaceuticals 1 Introduction 2 Fundamentals of the Adsorption Process 3 Adsorption Isotherms 4 Adsorption Kinetic Models 5 Adsorption Thermodynamics 6 Biomaterials and Biocompounds for Water Purification 6.1 Chitosan 6.2 Luffa 6.3 Sisal Fibres 6.4 Hydroxyapatite 7 Conclusion References Chitosan—A Promising Biomaterial for Dye Elimination 1 Introduction 2 Chemical Structure and Availability 3 Solubility Characteristics of Chitin and Chitosan 4 Utility of Chitosan in Dye Removal Application 5 Mechanism of Dye Adsorption 6 Modifications in Chitosan 6.1 Modifications in Physical Form 6.2 Modifications in Chemical Structures 7 Limitations of Chitosan in Dye Removal Applications 8 Conclusion References Dye Degradation by Recent Promising Composite 1 Introduction 2 Dyes Degradation 3 Advanced Oxidation Process 3.1 Fenton Process 3.2 Nanocomposite in Fenton-Based Process 3.3 Photocatalysis: State of the Art and Basic Principles 3.4 Nanocomposite Preparation for Photocatalytic Dyes Degradation 4 Conclusion References TiO2-Based Composites for Water Decolorization 1 Introduction 2 Mechanism of Photocatalysis 3 Genesis and Advancement of TiO2 Photocatalysis 4 Degradation Mechanism with Modified TiO2 5 Classification of TiO2 Composites 5.1 Metal/Metal Oxide-Based Composites 5.2 Non-metal-Based Composites 5.3 Carbon Derivatives-Based Composites 5.4 Semiconductor-Based Composites 5.5 Support Structure-Based Composites 5.6 Co-modified Composites 6 Discussion and Conclusions References Nanocellulose-Based Membranes for the Removal of Dyes from Aquatic Systems 1 Introduction 2 Synthesis and Fabrication of Cellulose-Based Membranes 2.1 Precursor Materials 3 Membrane Fabrication 3.1 Modification of Nanocellulose-Based Membranes 4 Properties of Nanocellulose-Based Membranes 5 Cellulose-Based Membranes for Dye Removal 6 Conclusion and Future Outlook References Current Treatment of Textile Dyes Using Potential Adsorbents: Mechanism and Comparative Approaches 1 Introduction 2 Materials and Methods 2.1 Materials 2.2 Preparation of Adsorbent Materials 2.3 Characterization of Adsorbent Materials 2.4 Sorption Studies 3 Results and Discussion 3.1 Characterization of Adsorbent Materials 3.2 Sorption Studies 3.3 Industrial Effluent Biosorption 4 Conclusion References Ability to Remove Azo Dye from Textile Dyeing Wastewaters of Carbonaceous Materials Produced from Bamboo Leaves 1 Introduction 2 Materials and Methods 2.1 Preparation of Activated Carbon from Bamboo Leaves 2.2 Identification of Material Characteristics 2.3 Experimental Setup 2.4 Statistical Analysis 3 Results and Discussion 3.1 Characteristics of Activated Carbon Material 3.2 Removal Efficiency of Azo Dye by Three Activated Carbon Materials 3.3 Effect to Actual Textile Dyeing Wastewater Sample and Compare the Material Quality with Some Commercial Activated Carbon Samples 4 Conclusion References Removal of Rifampin by Luffa: A Pharmaceutical Potential in Producing Dye in Water 1 Introduction 2 Luffa Preparation and Characterization 3 Adsorption Experiments 4 Results and Discussion 4.1 Luffa Characterization 4.2 Optimization of the Parameters 4.3 Isotherms of Adsorption 4.4 Kinetics of Adsorption 4.5 Conclusion References