Liquid Membranes: Principles and Applications in Chemical Separations and Wastewater Treatment
| Date: 28 April 2011, 06:38
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Liquid Membranes: Principles and Applications in Chemical Separations and Wastewater Treatment
By Vladimir S Kislik I
* Publisher: Elsevier Science
* Number Of Pages: 462
* Publication Date: 2009-10-16
* ISBN-10 / ASIN: 0444532188
* ISBN-13 / EAN: 9780444532183
Product Description:
This product provides comprehensive information on liquid membrane separations, presenting the principles and applications of a variety of liquid membrane separation processes. A critical analysis of new technologies and their theoretical background is presented, as well as directions for future development.
- Provides comprehensive knowledge-based information on the principles and applications of a variety of liquid membrane separation processes.
- Contains a critical analysis of new technologies published in the last 15 years.
Contents
Contents Introduction, General Description, Definitions and classification. Overview. 1. Introduction 2. General description 3. Terminology and classification 3.1. Classification according to module design configurations 3.1.1. Bulk liquid membrane (BLM) 3.1.2. Supported (SLM) or immobilized (ILM) liquid membrane 3.1.3. The emulsion liquid membrane (ELM) 3.2. Classification according to transport mechanisms 3.2.1. Simple transport 3.2.2. Facilitated or carrier-mediated transport 3.2.3. Coupled counter- or co-transport 3.2.4. Active transport 3.3. Classification according to applications 3.4. Classification according to carrier type 3.5. Classification according to membrane support type 4. Overview 5. References Carrier-facilitated coupled transport through liquid membranes: general theoretical considerations and influencing factors 1. Introduction 2. Mechanisms and kinetics of carrier-facilitated transport through liquid membranes 2.1. Models of the LM transport 2.2. Diffusion regime transport 2.2.1. Mathematical descriptions of the diffusion transport 2.2.2. Determination of diffusion coefficients 2.3. Chemical reaction kinetics transport regime 2.3.1. Mathematical descriptions for chemical reactions kinetics 2.3.2. Determination of kinetic parameters 2.3.2.1. Determination of a (Dimensionless parameter which relates diffusion limited transport to kinetically limited transport) 2.3.2.2. Determination of Activation Energy 2.4. Mixed diffusion-kinetic transport regime. 2.4.1. Identification of the transport regime 2.4.2. Basic parameters of transport regime 2.4.3. Determination of transport parameters 2.4.3.1. For BLM configurations 2.4.3.2. For SLM configurations 2.4.3.3. For ELM configurations 3. Driving forces of the facilitated coupled transport 4. Selectivity at the carrier-facilitated transport 5. Process (module) design 6. Parameters, affecting carrier-facilitated transport 6.1. Carrier properties 6.2. Solvent properties 6.3. Membrane supports 6.4. Coupling ions. Anion Type 6.5. Influence of polarization and fouling 6.6. Influence of temperature 7. Summary: liquid membrane – hybrid technology, based on combination of several techniques 8. References Supported liquid membranes and their modifications. Definition, classification, theory, stability, application and perspectives 1. Introduction 2. Supported liquid membrane separation technique – the principle 3. Transport mechanisms and kinetics 3.1. Driving force and transport mechanisms 3.1.1. Simple permeation 3.1.2. Carrier-mediated (facilitated) transport 3.2. Product recovery and enrichment 4. Selectivity 4.1. Transport selectivity 4.1.1. Selectivity of the simple permeation process 4.1.2. Selectivity of carrier-mediated transport 4.2. Immunological trapping 4.3. Stereoselectivity 5. Process and membrane units design 5.1. Commonly used supports 5.1.1. Polymeric support 5.1.2. Inorganic support 5.2. Organic solvents used in SLM 5.3. Ionic liquids as membrane phase 5.4. Membrane units (module design) 6. Membrane stability 6.1. Factors influencing membrane stability 6.2. Degradation mechanisms 6.3. Improving SLM stability 6.4. Gel SLM 6.5. Polymer inclusion membranes 6.6. Integration of SLM with other membrane processes 7. Supported liquid membranes application 7.1. Analytical applications 7.2. Applications of supported liquid membrane technique in biotechnology and environmental science 7.3. Separation of stereoisomers 8. Future perspectives 9. Nomenclature 10. Abbreviations 11. References Emulsion liquid membranes: definitions and classification, theories, module design, applications, new directions and perspectives 1. Introduction and Definitions 1.1 Description of Liquid Membranes 2. Mechanisms of Mass Transport in Liquid Membranes 2.1 Simple permeation mechanism 2.2 Facilitated transport mechanism 3. Modeling of Liquid Membranes 3.1 Film Models for Liquid Membrane Separations 3.2 Distributed Resistance Models for Liquid Membrane Separations 3.2.1 Advancing Front Model 3.2.2 Reversible Reaction Model 3.3 Equilibrium extraction correlation 3.4 Advanced stripping model 3.5 Models for Continuous Operations 3.5.1 Multistage Mixer Settler Operations 3.5.2 Column Type Operations 4. ELM design considerations 4.1 Operational aspects in emulsion liquid membranes 4.2 Preparation of emulsion liquid membranes 4.3 Emulsification and surfactants 4.4 Stripping agents 4.5 Extractant agents 4.6 Demulsification 4.7 Various parameters affecting extraction rate/permeability 4.7.1 Membrane thickness and its composition 4.7.2 Stirring rate 4.7.3 Feed phase solute concentration 4.7.4 Feed phase pH 4.7.5 Volume ratio of emulsion to external phase (treat ratio) 4.7.6 Internal stripping reagent concentration and the volume fraction of the internal phase 4.7.7 Temperature 4.8 Hydrodynamics of liquid membranes 4.9 Leakage and Stability in emulsion liquid membranes 4.10 Internal droplet size distribution 5. Applications of ELM technology 5.1 Metal Ion Extraction 5.2 Removal of Weak Acids/Bases 5.3 Separation of Inorganic Species 5.4 Hydrocarbon Separations 5.5 Biochemical and Biomedical Applications 5.6 Preparation of Fine Particles using Emulsion Liquid Membrane 6. Liquid Membrane Industrial Plant 6.1 Zinc removal 6.2 Phenol removal 6.3 Cyanide removal 7.0 Summary 7.1 Advantages 7.2 Disadvantages 8.0 Future prospects References Bulk hybrid liquid membrane processes with organic water-immiscible carriers (BOHLM). Application in chemical, biochemical, pharmaceutical and gas separations 1. Introduction and Definitions 2. Theory: Mass Transfer Mechanisms and Kinetics 2.1. Model for the HLM system 2.1.1. Mass transfer mechanisms and kinetics 2.1.2. Driving forces 2.2. Numerical model of competitive M 2+ /H + counter-transport 2.3. The theory of hollow-fiber liquid membrane (HFLM) transport 3. Module Design for Separations 3.1. Preliminary design and optimization 3.1.1. Determination and optimization of the transport rate parameters 3.1.2. Determination of the selectivity parameters 3.2. Membrane types used as a barrier 3.3. Carrier types used 3.4. Examples of the BOHLM systems 3.4.1. Layered bulk liquid membrane modules 3.4.2. Rotating disc modules 3.4.3. Creeping film modules 3.4.4. Hybrid liquid membrane (HLM) modules 3.4.5. Multimembrane hybrid systems (MHS) 3.4.6. Flowing liquid membrane (FLM) modules 3.4.7. Hollow-fiber liquid membrane (HFLM) modules 3.4.8. Capillary liquid membrane modules 3.4.9. Membrane-based or nondispersive solvent extraction systems 4. Selected Applications 4.1. Metal separation-concentration 4.2. Biotechnological products recovery-separation 4.3. Pharmaceutical products recovery-separation 4.4. Organic compounds separation, organic pollutants recovery at wastewaters treatment 4.5. Gas separations 4.6. Fermentation or enzymatic conversion-recovery-separation (bioreactors) 4.7. Analytical applications 5. Summary Remarks 6. Nomenclature References Bulk hybrid liquid membrane processes with water-soluble (BAHLM) carriers. Application in chemical and biochemical separations 1. Introduction and Definitions 2. Theoretical Conside
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