Note: Intro -- Preface -- Contents -- 1 Green Approach: Microbes for Removal of Dyes and Metals via Ion Binding -- Abstract -- 1.1 Introduction -- 1.2 Pollutants in the Environment -- 1.2.1 Toxic Metals -- 1.2.2 Triphenylmethane Dyes -- 1.3 Bioremediation Approaches in Removing Pollutants -- 1.3.1 Non-microbial Strategies -- 1.3.2 Microbial-Based Strategies -- 1.4 Mechanisms for Removal of Pollutant Ions -- 1.4.1 Mechanisms for Removal of Metal Ions -- 1.4.2 Mechanisms for Removal of Dyes -- 1.5 Innovations in the Removal of Pollutant Ions -- 1.6 Conclusions and Future Prospects -- Acknowledgements -- References -- 2 Removal of Heavy Metal from Wastewater Using Ion Exchange Membranes -- Abstract -- 2.1 Introduction -- 2.2 Heavy Metal -- 2.2.1 Chromium -- 2.2.2 Nickel -- 2.2.3 Copper -- 2.2.4 Zinc -- 2.2.5 Cadmium -- 2.2.6 Mercury -- 2.2.7 Lead -- 2.3 Physical Treatment Methods -- 2.3.1 Ultrafiltration -- 2.3.2 Nanofiltration -- 2.3.3 Reverse Osmosis -- 2.3.4 Forward Osmosis -- 2.3.5 Adsorption -- 2.4 Chemical Treatment Methods -- 2.4.1 Electrodialysis Method -- 2.4.2 Fuel Cell Method -- 2.5 Remaining Challenges and Perspectives -- 2.6 Conclusion -- Acknowledgements -- References -- 3 Separation and Purification of Uncharged Molecules -- Abstract -- 3.1 Introduction -- 3.2 Separation and Purification of Vitamin B12 -- 3.2.1 Downstream Processing of Vitamin B12 for Measurement -- 3.3 Separation and Purification of Haemoglobin -- 3.4 Separation and Purification of Uncharged Dyes -- 3.4.1 Purification and Separation of Dyes -- 3.5 Conclusion -- References -- 4 Aluminosilicate Inorganic Polymers (Geopolymers): Emerging Ion Exchangers for Removal of Metal Ions -- Abstract -- 4.1 Introduction -- 4.2 Methodology and Calculations -- 4.2.1 Terminology: Ion Exchange or Adsorption -- 4.2.2 Evidence for Ion Exchange. , 4.2.3 Modeling of Adsorption of Metal Ions on Geopolymers -- 4.2.4 Geopolymer Preparation -- 4.2.5 Washing of the Geopolymeric Adsorbent -- 4.2.6 Comparison Between Geopolymers and Zeolites -- 4.2.7 Geopolymers as Ion Exchangers -- 4.2.7.1 Geopolymers as Ion Exchangers for Alkali Metal Ions -- 4.2.7.2 Geopolymers as Ion Exchangers for Ammonium Ion -- 4.2.7.3 Geopolymers as Ion Exchangers for Alkaline Earth Metals -- 4.2.7.4 Geopolymers as Ion Exchangers for Heavy Metals -- Metakaolin-Based Geopolymers -- Fly Ash-Based Geopolymers -- Zeolite-Based Geopolymers -- 4.2.7.5 Geopolymers as Ion Exchangers/Adsorbents for Cationic Organic Dyes -- 4.2.8 Comparison of Geopolymers with Zeolites -- 4.2.8.1 Synthesis Conditions -- 4.2.8.2 Crystallinity -- 4.2.8.3 Surface Area and Porosity -- 4.2.8.4 Cation Exchange Capacity -- 4.2.8.5 Selectivity for Metal Ions -- 4.2.8.6 Stability in Acidic Solutions -- 4.2.8.7 Thermal Stability -- 4.2.8.8 Mechanical Strength -- 4.2.8.9 Regeneration -- 4.2.9 Stabilization/Solidification/Encapsulation of Ion Exchangers in Geopolymers -- 4.3 Concluding Remarks -- References -- 5 Microwave-Assisted Hydrothermal Synthesis of Agglomerated Spherical Zirconium Phosphate for Removal of Cs+ and Sr2+ Ions from Aqueous System -- Abstract -- 5.1 Introduction -- 5.2 Materials and Methods -- 5.2.1 Preparation of Agglomerated Spherical Zirconium Phosphate -- 5.2.2 Characterization -- 5.2.3 Ion Exchange Properties -- 5.2.4 Elution Behaviour -- 5.2.5 Distribution Studies -- 5.3 Results and Discussion -- 5.3.1 Fourier-Transform Infrared (FT-IR) Characterization -- 5.3.2 Powder X-ray Diffraction Studies -- 5.3.3 Scanning Electron Microscopy (SEM) and Energy Dispersive (EDS) Characterization -- 5.3.4 Zeta and Surface Area Analysis -- 5.3.5 Ion Exchange Characteristics -- 5.3.6 Mechanism of Sr2+ Interaction with Zirconium Phosphate -- 5.4 Conclusion. , Acknowledgements -- References -- 6 Metal Hexacyanoferrates: Ion Insertion (or Exchange) Capabilities -- Abstract -- 6.1 Introduction -- 6.2 Ion Exchange -- 6.2.1 Ion Exchange in MHCF at Work: Potentiometric Ion Sensors -- 6.2.2 An Ion Exchange-Based Approach for the Recovery of Metal Ions: The Case of Cesium and Thallium -- 6.2.3 Electrochemically Driven Ion Exchange -- 6.2.4 Reversible Ion Insertion in Battery Systems -- 6.3 Conclusion -- References -- 7 Biosorbents and Composite Cation Exchanger for the Treatment of Heavy Metals -- Abstract -- 7.1 Introduction -- 7.2 Agro-Based Biosorbents for Heavy Metal Removal -- 7.3 Biopolymers -- 7.3.1 Functional Groups -- 7.3.2 Cellulose -- 7.3.3 Chitosan -- 7.3.4 Nanofiber Membranes and Packed-Bed Adsorbers -- 7.4 Composite Ion Exchangers -- 7.5 Conclusion and Future Outlook -- References -- 8 Rare Earth Elements-Separation Methods Yesterday and Today -- Abstract -- 8.1 Introduction -- 8.2 Rare Earth Elements -- 8.2.1 General Characteristics -- 8.2.2 The Occurrence of Rare Earth Elements -- 8.2.3 Physicochemical Properties of Rare Earth Elements -- 8.2.4 Application of Rare Earth Metals -- 8.2.5 Production and Consumption of Rare Earth Elements in the World -- 8.3 Rare Earth Element Recovery from Nickel-Metal Hydride Batteries -- 8.4 Rare Earth Element Recovery from Permanent Magnets -- 8.5 Separation of High-Purity Rare Earth Elements -- 8.5.1 Separations of Rare Earth Elements of High Purity Using Cation Exchangers -- 8.5.2 Separations of Rare Earth Elements of High Purity Using Anion Exchangers -- 8.5.3 Separations of Rare Earth Elements of High Purity Using Chelating Ion Exchangers -- 8.6 Current Technologies -- 8.7 Conclusions -- References -- 9 Sequestration of Heavy Metals from Industrial Wastewater Using Composite Ion Exchangers -- Abstract -- 9.1 Introduction -- 9.2 Ion-Exchange Materials. , 9.2.1 Organic Materials -- 9.2.2 Inorganic Materials -- 9.2.3 Composite Materials -- 9.2.3.1 Hybrid Materials -- 9.2.3.2 Nanocomposite -- 9.3 Mechanism of Ion-Exchange Process -- 9.4 Conclusion -- Acknowledgements -- References -- 10 Applications of Organic Ion Exchange Resins in Water Treatment -- Abstract -- 10.1 Introduction -- 10.2 Removal of Heavy Metals -- 10.3 Removal of Organics -- 10.3.1 Natural Organic Matter (NOM) -- 10.3.2 Disinfection by-Products (DBPs) -- 10.3.3 Surfactants -- 10.3.4 Pharmaceuticals -- 10.3.5 Dyes -- 10.3.6 Small Organic Matter -- 10.4 Desalination -- 10.5 Boron Removal -- 10.6 Removal of Anions -- 10.7 Removal of Cations -- 10.7.1 Hardness -- 10.7.2 Ammonium -- 10.8 Conclusions -- References.

Note: Cover -- Half Title -- Title Page -- Copyright Page -- Table of Contents -- Preface -- Editors -- Contributors -- Chapter 1: Introduction to Porous Polymers -- 1.1 Introduction -- 1.2 Types of Porous Polymers -- 1.3 Synthetic Methods for Porous Polymer Network -- 1.4 Conclusion -- References -- Chapter 2: Hyper-crosslinked Polymers -- 2.1 Introduction -- 2.1.1 Overview -- 2.1.2 Porous Polymer -- 2.1.3 Crosslinking -- 2.2 Hyper-crosslinked Polymers -- 2.3 Synthesis Methods of HCPs -- 2.3.1 Post-crosslinking Polymer Precursors -- 2.3.2 Direct One-Step Polycondensation -- 2.3.3 Knitting Rigid Aromatic Building Blocks by External Crosslinkers -- 2.4 Structure and Morphology of HCPs -- 2.4.1 Nanoparticles -- 2.4.2 Hollow Capsules -- 2.4.3 2D Membranes -- 2.4.4 Monoliths -- 2.5 HCPs Properties -- 2.5.1 Polymer Surface -- 2.5.1.1 Hydrophilicity -- 2.5.1.2 Hydrophobicity -- 2.5.1.3 Amphiphilicity -- 2.5.2 Porosity and Surface Area -- 2.5.3 Swelling Behavior -- 2.5.4 Thermomechanical Properties -- 2.6 Functionalization of HCPs -- 2.7 Characterization of HCPs -- 2.7.1 Compositional and Structural Characterization -- 2.7.2 Morphological Characterization -- 2.7.3 Porosity and Surface Area Analysis -- 2.7.4 Other Analysis -- 2.8 Applications -- 2.8.1 Storage Capacity -- 2.8.1.1 Storage of Hydrogen -- 2.8.1.2 Storage of Methane -- 2.8.1.3 CO 2 Capture -- 2.8.2 Environmental Remediation -- 2.8.3 Heterogeneous Catalysis -- 2.8.4 Drug Delivery -- 2.8.5 Sensing -- 2.8.6 Other Applications -- 2.9 Conclusion -- References -- Chapter 3: Porous Ionic Polymers -- 3.1 Introduction: A Distinctive Feature of the Porous Structure of Ionic Polymers -- 3.2 Ionic Polymers in Dry State -- 3.3 Ionic Polymers in Swollen State: Hsu-Gierke Model -- 3.4 Modifications of Hsu-Gierke Model: Hydration of Ion Exchange Polymers. , 3.5 Methods for Research of Porous Structure of Ionic Polymers -- 3.5.1 Nitrogen Adsorption-Desorption -- 3.5.2 Mercury Intrusion -- 3.5.3 Adsorption-Desorption of Water Vapor -- 3.5.4 Differential Scanning Calorimetry -- 3.5.5 Standard Contact Porosimetry -- 3.6 Conclusions -- References -- Chapter 4: Analysis of Qualitative and Quantitative Criteria of Porous Plastics -- 4.1 Introduction -- 4.2 Sorting of Porous Polymers -- 4.2.1 Macroporous Polymers -- 4.2.2 Microporous Polymers -- 4.2.3 Mesoporous Polymers -- 4.3 Methodology -- 4.3.1 AHP Analysis -- 4.4 Conclusions -- References -- Chapter 5: Novel Research on Porous Polymers Using High Pressure Technology -- 5.1 Background -- 5.2 Porous Polymers Based on Natural Polysaccharides -- 5.3 Parameters Involved in the Porous Polymers Processing by High Pressure -- 5.4 Supercritical Fluid Drying for Porous Polymers Processing -- 5.5 Porous Polymers for Foaming and Scaffolds by Supercritical Technology -- 5.6 Supercritical CO 2 Impregnation in Porous Polymers for Food Packaging -- 5.7 Synthesis of Porous Polymers by Supercritical Emulsion Templating -- 5.8 Porous Polymers as Supports for Catalysts Materials by Supercritical Fluid -- 5.9 Porous Metal-Organic Frameworks Polymers by Supercritical Fluid Processing -- 5.10 Concluding Remarks -- Acknowledgments -- References -- Chapter 6: Porous Polymer for Heterogeneous Catalysis -- 6.1 Introduction -- 6.2 Stability and Functionalization of POPs -- 6.3 Strategies for Synthesizing POP Catalyst -- 6.3.1 Co-polymerization -- 6.3.1.1 Acidic and Basic Groups -- 6.3.1.2 Ionic Groups -- 6.3.1.3 Ligand Groups -- 6.3.1.4 Chiral Groups -- 6.3.1.5 Porphyrin Group -- 6.3.2 Self-polymerization -- 6.3.2.1 Organic Ligand Groups -- 6.3.2.2 Organocatalyst Groups -- 6.3.2.3 Ionic Groups -- 6.3.2.4 Chiral Ligand Groups -- 6.3.2.5 Porphyrin Groups. , 6.4 Applications of Various Porous Polymers -- 6.4.1 CO 2 Capture and Utilization -- 6.4.1.1 Ionic Liquid/Zn-PPh 3 Integrated POP -- 6.4.1.1.1 Mechanism of the Cycloaddition Reaction -- 6.4.1.2 Triphenylphosphine-based POP -- 6.4.2 Energy Storage -- 6.4.3 Heterogeneous Catalysis -- 6.4.3.1 Cu(II) Complex on Pyridine-based POP for Nitroarene Reduction -- 6.4.3.2 POP-supported Rhodium for Hydroformylation of Olefins -- 6.4.3.3 Ni(II)-metallated POP for Suzuki-Miyaura Crosscoupling Reaction -- 6.4.3.4 Ru-loaded POP for Decomposition of Formic Acid to H 2 -- 6.4.3.5 Porphyrin-based POP to Support Mn Heterogeneous Catalysts for Selective Oxidation of Alcohols -- 6.4.3.5.1 Mechanism of the Oxidation of Alcohols by TFP-DPMs -- 6.4.4 Photocatalysis -- 6.4.4.1 Conjugated Porous Polymer Based on Phenanthrene Units -- 6.4.4.2 (dipyrrin)(bipyridine)ruthenium(II) Visible Light Photocatalyst -- 6.4.4.3 Carbazole-based CMPs for C-3 Functionalization of Indoles -- 6.4.4.3.1 Mechanism of C-3 Formylation of N-methylindole by CMP-CSU6 Polymer Catalyst -- 6.4.4.3.2 The Mechanism for C-3 Thiocyanation of 1H-indole -- 6.4.5 Electrocatalysis -- 6.4.5.1 Redox-active N-containing CPP for Oxygen Reduction Reaction (ORR) -- References -- Chapter 7: Triazine Porous Frameworks -- 7.1 Introduction -- 7.2 Synthetic Procedures of CTFs and Their Structural Designs -- 7.2.1 Ionothermal Trimerization Strategy -- 7.2.2 High Temperature Phosphorus Pentoxide (P 2 O 5)-Catalyzed Method -- 7.2.3 Amidine-based Polycondensation Methods -- 7.2.4 Superacid Catalyzed Method -- 7.2.5 Friedel-Crafts Reaction Method -- 7.3 Applications of CTFs -- 7.3.1 Adsorption and Separation -- 7.3.1.1 CO 2 Capture and Separation -- 7.3.1.2 The Removal of Pollutants -- 7.3.2 Heterogeneous Catalysis -- 7.3.3 Applications for Energy Storage and Conversion -- 7.3.3.1 Metal-Ion Batteries -- 7.3.3.2 Supercapacitors. , 7.3.4 Electrocatalysis -- 7.3.5 Photocatalysis -- 7.3.6 Other Applications of CTFs -- References -- Chapter 8: Advanced Separation Applications of Porous Polymers -- 8.1 Introduction -- 8.2 Advanced Separation Applications -- 8.3 Separation through Adsorption -- 8.4 Water Treatment -- 8.5 Conclusion -- Abbreviations -- References -- Chapter 9: Porous Polymers for Membrane Applications -- 9.1 Introduction -- 9.2 Introduction to Synthesis of Porous Polymeric Particles -- 9.3 Preparation of Porous Polymeric Membrane -- 9.4 Morphology of Membrane and Its Parameters -- 9.5 Emerging Applications of Porous Polymer Membranes -- 9.6 Polysulfone and Polyvinylidene Fluoride Used as Porous Polymers for Membrane Application -- 9.6.1 Polysulfone Membranes -- 9.6.2 Polyvinylidene Fluoride Membranes -- 9.7 Use of Porous Polymeric Membranes for Sensing Application -- 9.8 Use of Porous Polymeric Electrolytic Membranes Application -- 9.9 Use of Porous Polymeric Membrane for Numerical Modeling and Optimization -- 9.10 Use of Porous Polymers for Biomedical Application -- 9.11 Use of Porous Polymeric Membrane in Tissue Engineering -- 9.12 Use of Porous Polymeric Membrane in Wastewater Treatment -- 9.13 Use of Porous Polymeric Membrane for Dye Rejection Application -- 9.14 Porous Polymeric Membrane Antifouling Application -- 9.15 Porous Polymeric Membrane Used for Fuel Cell Application -- 9.16 Conclusion -- References -- Chapter 10: Porous Polymers in Solar Cells -- 10.1 Introduction -- 10.1.1 Si-based Solar Cells -- 10.1.2 Thin-film Solar Cells -- 10.1.3 Organic Solar Cells -- 10.2 Porous Polymers in DSSCs -- 10.2.1 Porous Polymers in Electrodes -- 10.2.2 Porous Polymer as a Counter Electrode -- 10.2.3 Porous Polymers in TiO 2 Photoanode -- 10.2.4 Porous Polymers in Electrolyte -- 10.2.5 Porous Polymer as Energy Conversion Film. , 10.2.5.1 Polyvinylidene Fluoride-co-Hexafluoropropylene (PVDF-HFP) Membranes -- 10.2.5.2 Pyridine-based CMPs Aerogels (PCMPAs) -- 10.2.6 Porous Polymers in Coating of Solar Cell -- 10.2.7 Porous Polymers as Photocatalyst or Electrocatalyst -- 10.3 Perovskite Solar Cells -- 10.3.1 Porous Polymers in Electron Transport Layers -- 10.3.2 Porous Polymers in Hole Transport Layers -- 10.3.3 Porous Polymer as Energy Conversion Film -- 10.3.4 Porous Polymers as Interlayers -- 10.3.5 Porous Polymers in Morphology Regulations -- 10.4 Porous Polymers in Silicon Solar Cell -- 10.5 Miscellaneous -- 10.5.1 Porous Polymers in Solar Evaporators -- 10.5.2 Charge Separation Systems in Solar Cells -- 10.5.3 Porous Polymers in ZnO Photoanode -- 10.6 Conclusions -- References -- Chapter 11: Porous Polymers for Hydrogen Production -- 11.1 Introduction -- 11.1.1 Approaches Utilized for the Generation of Porous Polymers (PPs) -- 11.1.1.1 Infiltration -- 11.1.1.2 Layer-by-Layer Assembly (LbL) -- 11.1.1.3 Conventional Polymerization -- 11.1.1.4 Electrochemical Polymerization -- 11.1.1.5 Controlled/Living Polymerization (CLP) -- 11.1.1.6 Macromolecular Design -- 11.1.1.7 Self-assembly -- 11.1.1.8 Phase Separation -- 11.1.1.9 Solid and Liquid Templating -- 11.1.1.10 Foaming -- 11.2 Various Porous Polymers for H 2 Production -- 11.2.1 Photocatalysts Based on Conjugated Microporous Polymers -- 11.2.2 Conjugated Microporous Polymers -- 11.2.3 Porous Conjugated Polymer (PCP) -- 11.2.4 Membrane Reactor -- 11.2.5 Paper-Structured Catalyst with Porous Fiber-Network Microstructure -- 11.2.6 Porous Organic Polymers (POPs) -- 11.2.7 PEM Water Electrolysis -- 11.2.8 Microporous Inorganic Membranes -- 11.2.9 Hybrid Porous Solids for Hydrogen Evolution -- 11.3 Other Alternatives for Hydrogen Production -- 11.3.1 Metal-Organic Frameworks (MOFs) -- 11.3.2 Covalent Organic Frameworks. , 11.3.3 Photochemical Device.