Volatile organic compounds [[electronic resource] /] / Jonathan C. Hanks and Sara O. Louglin, editors

• Record Nr.: UNINA9910828975603321
• Pubbl/distr/stampa: New York, : Nova Science Publishers, c2011
• ISBN: 1-62257-131-2
• Edizione: [1st ed.]
• Descrizione fisica: 1 online resource (200 p.)
• Collana: Environmental science, engineering and technology
• Altri autori (Persone): HanksJonathan C; LouglinSara O
• Disciplina: 628.5/2
• Soggetti: Volatile organic compounds - Environmental aspects
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: Description based upon print version of record.
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: Intro -- VOLATILE ORGANIC COMPOUNDS -- VOLATILE ORGANIC COMPOUNDS -- Contents -- Preface -- Reductive Degradation of Volatile Organic Compounds by Iron-Bearing Soil Minerals and Phyllosilicates -- Abstract -- I. Introduction -- II. Materials and Methods -- II.1. Chemicals -- II.2. Description of Experimental Procedures -- II.2.1. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Iron Bearing Soil Minerals and Phyllosilicates -- II.2.2. Effect of Transition Metal on Degradation of Chlorinated Organic Compounds by Iron-Bearing Soil Minerals -- II.3. Description of Analytical Procedures -- II.3.1. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Iron Bearing Soil Minerals and Phyllosilicates -- II.3.2. Effect of Transition Metal on Degradation of Chlorinated Organic Compounds by Iron-Bearing Soil Minerals -- III. Results and Discussion -- III.1. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Iron Bearing Soil Minerals and Phyllosilicates -- III.1.1. Treatment of Kinetic Data -- III.1.2. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Pyrite -- III.1.3. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Magnetite -- III.1.4. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Green Rust -- III.1.5. Abiotic Reductive Dechlorination of Chlorinated Ethylenes by Iron Bearing Phyllosilicate (Biotite, Vermiculite, and Momtmorillonite) -- III.2. Effect of Transition Metal on Degradation of Chlorinated Organic Compounds by Iron-Bearing Soil Minerals -- III.2.1. Dechlorination of ; Chlorinated Compounds by FeS with Transition Metal -- III.2.2. Dechlorination of PCE by Green Rusts with Platinum -- IV. Environmental Significance -- Acknowledgments -- References.; Photocatalytic Degradation of VOC Gases Considering Reactor Design for the Treatment of Decomposition Intermediates Using a Short Wavelength UV Light and Water Droplets -- Abstract -- 1. Introduction -- 2. Experimental and Methods -- 2.1. Application of UV254+185nm Irradiation to the VOC Degradation using TiO2 Photocatalyst -- 2.1.1. Phtoreactor and UV Sources -- 2.1.2. Catalyst Preparation -- 2.1.3. Experimental Procedure and Conditions -- 2.1.4. Analytical Methods -- 2.2. Application of an Air Washer with UV254+185nm/TiO2 Photocatalytic Reaction for VOC Degradation -- 2.2.1. Phtoreactor and UV Sources -- 2.2.2. Experimental Procedure and Conditions -- 2.2.3. Analytical Methods -- 2.3. Degradation of Organic Gases Using Ultrasonic Mist Generated from TiO2 Suspension -- 2.3.1. Generation of Ultrasonic Mist Containing Photocatalyst Particles (UMP) -- 2.3.2. Degradation of Organic Gases -- 2.3.3. Analytical Methods -- 3. Results and Discussions -- 3.1. Application of UV254+185nm Irradiation to the VOC Degradation using TiO2 Photocatalyst -- 3.1.1. Photochemical and Photocatalytic Degradation of Gaseous Toluene by TiO2 Catalyst with UV254+185nm Irradiation -- 3.1.2. Photodegradation of Gaseous Toluene by Irradiation of Different UV Sources in Presence of TiO2 Catalyst -- 1) Comparison of Conversion, Mineralization and Generation of Harmful Intermediates -- 2) Comparison of the Effect of Initial Concentration -- 3) Comparison of Catalyst Deactivation and Regeneration -- 3.1.3. Formation and Treatment of By-products -- 3.2. Application of an Air Washer with UV254+185nm/TiO2 Photocatalytic Reaction for VOC Degradation -- 3.2.1. Trapping Efficiency of the Air Washer -- 3.2.2. Photodegradation of NOx and Toluene with UV254+185nm Irradiation and the Water Solubility of Decomposition Products.; 3.2.3. Treatment of NOx and Toluene with the UV254+185nm Irradiation System and the Air Washer -- 3.2.4. Evaluation of TiO2 Activity under UV254+185nm Irradiation -- 3.3. Degradation of Organic Gases Using Ultrasonic Mist Generated from TiO2 Suspension -- 3.3.1. Toluene Gas Removal -- 1) Photocatalytic Degradation -- 2) Effects of UV Wavelength -- 3) Trapping of Decomposition Intermediates -- 3.3.2. Effect of Various Organic Gases on Removal and Mineralization -- 3.3.3. Size Distribution of UMP -- 3.3.4. Degradation Mechanism for Organic Gases on UMP Surface -- Conclusions -- References -- Catalytic Incineration of Volatile Organic Compounds -- Abstract -- Introduction -- 2. The Preparation of Catalysts -- 2.1. Catalyst Materials -- 2.2. Carriers -- 2.3. Making the Finished Catalyst -- 2.4. Drying -- 2.5. Calcination and Activation -- 3. Effect of Operating Parameters -- 3.1. Catalyst Type -- 3.2. VOCs Type -- 3.3. Reaction Temperature -- 3.4. VOCs Concentration -- 3.5. Space Velocity -- 3.6. O2 Concentration -- 4. Poisoning -- 5. Kinetic Study -- 5.1. Differential Reactor Operation -- 5.2. Power-rate Law -- 5.3. Mars and van Krevelen Model -- 5.4. Langmuir-Hinshelwood Model -- 5.5. Verification of the Kinetic Model -- References -- Transport of VOCs in Polymers -- 1. Abstract -- 2. Transport through Polymer Membranes -- 2.1. Permeability of Polymer Membranes -- 2.2. Diffusion in Polymer Membranes -- 2.3. Sorption in Polymer Membranes -- 2.4. Dependence of Transport Parameters on Temperature -- 2.5. Correlation of Transport Parameters with Thermodynamic Critical Quantities -- 3. Experimental Methods for Determination of Vapour Transport in Polymers -- 3.1. Time-Lag Permeation -- 3.2. Differential Permeation Method -- 3.3. Gravimetric ; Sorption Method -- 3.4. Pervaporation -- Conclusion -- Acknowledgments -- References.; Sources and Elimination of Volatile Organic Compounds -- Abstract -- Introduction -- Effects on Environment and Health -- The Photochemical Smog -- Indoor Pollution -- Methods of Reduction and Treatments of VOCs Emissions -- Primary Techniques -- Secondary Techniques -- Recovery Technologies -- Adsorption -- Condensation -- Separation by Membrane -- Destruction Technologies -- Bio-filtration -- Incineration or Oxidation -- References -- In-Vivo Analysis of Palm Wine (Elaeis Guineensis) Volatile Organic Compounds (VOCs) by Proton Transfer Reaction-Mass Spectrometry -- Abstract -- Introduction -- 2. Materials and Methods -- 2.1. Materials -- 2.2. Panelists -- 2.3. Proton Transfer Reaction- Mass Spectrometry of Palm Wine -- 2.4. PTR-MS of Pure Volatile Organic Compounds (VOCs) -- 2.5. In Vivo Flavor Release Analysis -- 2.6. PTR-MS Data Analysis -- 3. Results and Discussion -- 3.1. Fragmentation Patterns in Palm Wine -- 3.2. PTR-MS Headspace of Palm Wine -- 3.3. The In - Mouth Situation -- Conclusion -- References -- Index.