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Oxidative Delignification Chemistry : Fundamentals and Catalysis - Dimitris S. Argyropoulos

Oxidative Delignification Chemistry

Fundamentals and Catalysis

Hardcover Published: 29th March 2001
ISBN: 9780841237384
Number Of Pages: 528

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This book examines the fundamentals and applications of novel oxidants including oxygen and peroxide. It presents a variety of approaches including enzymes, organometallic systems, and polyoxometallates. There are a number of critical review chapters highlighting the fundamental chemistry and efforts of the research community to activate and catalyze oxygen and peroxide delignification.

Prefacep. viii
Fundamentals of Oxygen-Peroxide Delignification Processes
Catalysis and Activation of Oxygen and Peroxide Delignification of Chemical Pulps: A Reviewp. 2
A Review of Lignin Model Compound Reactions under Oxygen Bleaching Conditionsp. 44
Chemistry of TCF-Bleaching with Oxygen and Hydrogen Peroxidep. 61
Lignin Reactions during Oxygen Delignification of Various Alkaline Pulpsp. 73
Breaking the Oxygen Delignification Barrier: Lignin Reactivity and Inactivityp. 92
The Reactions of Peroxides with Lignin and Lignin Model Compoundsp. 108
A Detailed Study of the Alkaline Oxidative Degradation of a Residual Kraft Lignin Model Compoundp. 130
Improving Oxygen Delignification with Peroxymonosulphate: Fundamentalsp. 149
Bleaching of High-Yield Lignocellulosic Pulps with Peroxygen Reagentsp. 163
Intrastage Recycling of Effluents from Activated Peroxide, Peracetic Acid, and Ozone Bleachingp. 182
Oxidative Degradation of Dimeric Lignin Model Compoundsp. 197
Biomimetic Systems
A Biomimetic Approach to Lignin Degradation: Metalloporphyrins Catalyzed Oxidation of Lignin and Lignin Model Compoundsp. 212
One-Electron Oxidation Activity of Dendritic Porphyrin in Nonaqueous Mediap. 226
A Manganese-Based Catalyst for Alkaline Peroxide Bleachingp. 235
Involvement of Oxygen-Derived Free Radicals in Chemical and Biochemical Degradation of Ligninp. 255
Cell Wall Degradation of Spruce, Poplar, and Wheat Straw by MnO[subscript 2]/Oxalate: An Overviewp. 272
Metal-Schiff Base Complexes: Useful Mimics for Phenol Oxidants in Catalytic Delignification?p. 286
Polyoxometalate Oxidation of Phenolic Lignin Modelsp. 297
Polyoxometalate-Based Closed Systems for Oxidative Delignification of Wood Pulp Fibersp. 313
Lignin Degradation Reactions in Aerobic Delignification Catalyzed by Heteropolyanion [PMo subscript 7 V subscript 5 O subscript 40] [superscript 8-]p. 327
Catalytic Oxidative Delignification with Keggin-Type Molybdovanadophosphate Heteropolyanionsp. 342
Oxidative Enzymes
Characterization of Residual Lignins in Pulps Delignified by Laccase/N-Hydroxyacetanilidep. 358
On the Role of 1-Hydroxybenzotriazole as Mediator in Laccase Oxidation of Residual Kraft Ligninp. 373
Development of Stable Redox Complexes to Mediate Delignification of Kraft Pulp by Laccasep. 391
Development of New Laccase-Mediators for Pulp Bleachingp. 400
Expression of Laccase I and IV Genes from Trametes versicolor in Trichoderma reeseip. 413
Evaluation of the Delignification and Bleaching Abilities of Selected Laccases with HBT on Different Pulpsp. 427
Formation of Quinonoid Structures in Laccase-Mediator Reactionsp. 444
Cellobiose Dehydrogenase as a Ligninasep. 456
Treatment of Poplar High-Yield Pulp with Fungal Peroxidases: From Laboratory to Pilot Scale Studyp. 474
Designing a Manganese Peroxidasep. 487
Author Indexp. 501
Subject Indexp. 503
Table of Contents provided by Syndetics. All Rights Reserved.

ISBN: 9780841237384
ISBN-10: 0841237387
Series: ACS Symposium Series
Audience: Professional
Format: Hardcover
Language: English
Number Of Pages: 528
Published: 29th March 2001
Publisher: American Chemical Society
Country of Publication: US
Dimensions (cm): 23.8 x 15.8  x 3.0
Weight (kg): 0.79