Details

Antioxidant Polymers


Antioxidant Polymers

Synthesis, Properties, and Applications
1. Aufl.

von: Giuseppe Cirillo, Francesca Iemma

193,99 €

Verlag: Wiley
Format: PDF
Veröffentl.: 07.06.2012
ISBN/EAN: 9781118445488
Sprache: englisch
Anzahl Seiten: 520

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Beschreibungen

<p><i>Antioxidant Polymers</i> is an exhaustive overview of the recent developments in the field of polymeric materials showing antioxidant properties. This research area has grown rapidly in the last decade because antioxidant polymers have wide industry applications ranging from materials science to biomedical, pharmaceuticals and cosmetics.</p>
<p>Preface</p> <p>List of contributors</p> <p><b>1. Antioxidants: Introduction 1<br /> </b> <i>Chunhuan He, Yingming Pan, Xiaowen Ji and Hengshan Wang</i></p> <p>1.1 The Meaning of Antioxidant 1</p> <p>1.2 The Category of Antioxidants and Introduction of often Used Antioxidants 2</p> <p>1.3 Antioxidant Evaluation Methods 8</p> <p>1.4 Antioxidant and its Mechanisms 13</p> <p>1.5 Adverse Effects of Antioxidants 15</p> <p>References 16</p> <p><b>2. Natural Polyphenol and Flavonoid Polymers 23<br /> </b> <i>Kelly C. Heim</i></p> <p>2.1 Introduction 23</p> <p>2.2 Structural Classification of Polyphenols 24</p> <p>2.3 Polyphenol Biosynthesis and Function in Plants 34</p> <p>2.4 Tannins in Human Nutrition 36</p> <p>2.5 Antioxidant Activity of Tannins 41</p> <p>2.6 Protective Effects of Proanthocyanidins in Human Health 45</p> <p>2.7 Conclusion 46</p> <p>Acknowledgements 46</p> <p>References 47</p> <p><b>3. Synthesis and Applications of Polymeric Flavonoids 55<br /> </b> <i>Hiroshi Uyama and Young-Jin Kim</i></p> <p>3.1 Introduction 55</p> <p>3.2 Polycondensates of Catechin with Aldehydes 57</p> <p>3.3 Enzymatically Polymerized Flavonoids 69</p> <p>3.4 Biopolymer-. avonoid Conjugates 76</p> <p>3.5 Conclusion 84</p> <p>References 84</p> <p><b>4. Antioxidant Polymers: Metal Chelating Agents 87<br /> </b> <i>Hiba M. Zalloum and Mohammad S. Mubarak</i></p> <p>4.1 Introduction 87</p> <p>4.2 Chitin and Chitosan 91</p> <p>4.3 Alginates 96</p> <p>4.4 Chelation Studies 97</p> <p>4.4.1 Chitosan Derivatives as Chelating Agents 101</p> <p>4.5 Conclusions 106</p> <p>References 107</p> <p><b>5. Antioxidant Polymers by Chitosan Modi. cation 115<br /> </b> <i>Jarmila Vinšová and Eva Vavr.íková</i></p> <p>5.1 Introduction 115</p> <p>5.2 Chitosan Characteristics 117</p> <p>5.3 Reactive Oxygen Species and Chitosan as Antioxidant 117</p> <p>5.4 Structure Modi. cations 120</p> <p>5.5 Conclusion 129</p> <p>References 129</p> <p><b>6. Cellulose and Dextran Antioxidant Polymers for</b> <b>Biomedical Applications 133<br /> </b> <i>Sonia Trombino, Roberta Cassano and Teresa Ferrarelli</i></p> <p>6.1 Introduction 133</p> <p>6.2 Antioxidant Polymers Cellulose-based 134</p> <p>6.3 Antioxidant Polymers Dextran-based 142</p> <p>References 149</p> <p><b>7. Antioxidant Polymers by Free Radical Grafting on Natural Polymers 153<br /> </b> <i>Manuela Curcio, Ortensia Ilaria Parisi, Francesco Puoci, Ilaria Altimari, Umile Gianfranco Spizzirri and Nevio Picci</i></p> <p>7.1 Introduction 153</p> <p>7.2 Grafting of Antioxidant Molecules on Natural Polymers 156</p> <p>7.3 Proteins-based Antioxidant Polymers 157</p> <p>7.4 Polysaccharides-based Antioxidant Polymers 164</p> <p>7.5 Conclusions 175</p> <p>Acknowledgements 176</p> <p>References 176</p> <p><b>8. Natural Polymers with Antioxidant Properties: Poly-/oligosaccharides of Marine Origin 179<br /> </b> <i>Guangling Jiao, Guangli Yu, Xiaoliang Zhao, Junzeng Zhang and H. Stephen Ewart</i></p> <p>8.1 Introduction to Polysaccharides from Marine Sources</p> <p>8.2 Antioxidant Activities of Marine Polysaccharides and their Derivatives 183</p> <p>8.3 Applications of Marine Antioxidant Polysaccharides and their Derivatives 191</p> <p>8.4 Structure-antioxidant Relationships of Marine Poly-/oligosaccharides 193</p> <p>8.5 Conclusions 195</p> <p>Acknowledgements 195</p> <p>References 195</p> <p><b>9. Antioxidant Peptides from Marine Origin: Sources, Properties and Potential Applications 203<br /> </b> <i>Begoña Giménez, M. Elvira López-Caballero, M. Pilar Montero and M. Carmen Gómez-Guillén</i></p> <p>9.1 Introduction 204</p> <p>9.2 Whole Fish Hydrolysates 207</p> <p>9.3 Marine Invertebrate Hydrolysates 223</p> <p>9.4 Fish Frames Hydrolysates 227</p> <p>9.5 Viscera Hydrolysates 228</p> <p>9.6 Muscle Hydrolysates 232</p> <p>9.7 Collagen and Gelatin Hydrolysates 240</p> <p>9.8 Seaweeds Hydrolysates 243</p> <p>9.9 Potential Applications 245</p> <p>9.10 Conclusions 249</p> <p>Acknowledgements 250</p> <p>References 250</p> <p><b>10. Synthetic Antioxidant Polymers: Enzyme Mimics 259<br /> </b> <i>Cheng Wang, Gang-lin Yan and Gui-min Luo</i></p> <p>10.1 Introduction 260</p> <p>10.2 Organo-selenium/tellurium Compound Mimics 261</p> <p>10.3 Metal Complex Mimics 281</p> <p>10.4 Selenoprotein Mimics 295</p> <p>10.5 Supramolecular Nanoenzyme Mimics 312</p> <p>10.6 Conclusion 325</p> <p>References 325</p> <p><b>11. Synthetic Polymers with Antioxidant Properties 333<br /> </b> <i>Ashveen V. Nand and Paul A. Kilmartin</i></p> <p>11.1 Introduction 334</p> <p>11.2 Intrinsically Conducting Polymers 335</p> <p>11.3 Intrinsically Conducting Polymers with Antioxidant Properties 336</p> <p>11.4 Synthesis of Antioxidant Intrinsically Conducting Polymers 337</p> <p>11.5 Polymer Morphologies 340</p> <p>11.6 Mechanism of Radical Scavenging 344</p> <p>11.7 Assessment of Free Radical Scavenging Capacity 346</p> <p>11.8 Factors Affecting the Radical Scavenging Activity 348</p> <p>11.9 Polymer Blends and Practical Applications 350</p> <p>References 351</p> <p><b>12. Synthesis of Antioxidant Monomers Based on Sterically Hindered Phenols, a-Tocopherols, Phosphites and Hindered Amine Light Stabilizers (HALS) and their Copolymerization with Ethylene, Propylene or Styrene 355<br /> </b> <i>Carl-Eric Wilén</i></p> <p>12.1 Introduction 356</p> <p>12.2 Synthesis of Antioxidant Monomers to Enhance Physical Persistence and Performance of Stabilizers 361</p> <p>12.3 Phenolic Antioxidant Monomers and their Copolymerization with Coordination Catalysts 369</p> <p>12.4 Copolymerization of Antioxidant Monomers with Ethylene, Propylene, Styrene and Carbon Monoxide Using Single Site Catalysts 372</p> <p>12.5 Conclusions 379</p> <p>Acknowledgements 380</p> <p>References 380</p> <p><b>13. Novel Polymeric Antioxidants for Materials 385<br /> </b> <i>Ashish Dhawan, Vijayendra Kumar, Virinder S. Parmarand Ashok L. Cholli</i></p> <p>13.1 Industrial Antioxidants 386</p> <p>13.2 Antioxidants Used in Plastics (Polymer) Industry 386</p> <p>13.3 Antioxidants Used in Lubricant Industry 389</p> <p>13.4 Antioxidants Used in Elastomer (Rubber) Industry 390</p> <p>13.5 Antioxidants Used in Fuel Industry 392</p> <p>13.6 Antioxidants Used in Food Industry 393</p> <p>13.7 Limitations of Conventional Antioxidants 395</p> <p>13.8 Trends towards High Molecular Weight Antioxidants 396</p> <p>13.9 Motivation, Design and Methodology for Synthesis of Novel Polymeric Antioxidant Motivation 407</p> <p>13.10 Biocatalytic Synthesis of Polymeric Antioxidants 409</p> <p>13.11 General Procedure for Enzymatic Polymerization 410</p> <p>13.12 Conclusions 421</p> <p>Acknowledgement 422</p> <p>References422</p> <p><b>14. Biopolymeric Colloidal Particles Loaded with Polyphenolic Antioxidants 427<br /> </b> <i>A.R. Patel and K.P. Velikov</i></p> <p>14.1 Introduction 427</p> <p>14.2 Polyphenols: Antioxidant Properties and Health Benefits 428</p> <p>14.3 Polyphenols: Formulation and Delivery Challenges 429</p> <p>14.4 Polyphenols Loaded Biopolymeric Colloidal Particles 431</p> <p>14.5 Conclusion 454</p> <p>References 455</p> <p><b>15. Antioxidant Polymers for Tuning Biomaterial Biocompatibility: From Drug Delivery to Tissue Engineering 459<br /> </b> <i>David Cochran and Thomas D. Dziubla</i></p> <p>15.1 Introduction 459</p> <p>15.2 Oxidative Stress in Relation to Biocompatibility 460</p> <p>15.3 Antioxidant Polymers in Drug Delivery 467</p> <p>15.4 Antioxidant Polymers in Anti-cancer Therapies 470</p> <p>15.5 Antioxidant Polymers in Wound Healing and Tissue Engineering 472</p> <p>15.6 Conclusions and Perspectives 476</p> <p>References 479</p> <p>Index 485</p>
<p><b>Giuseppe Cirillo</b> obtained his PhD on "Methodologies for the Development of Molecules of Pharmaceutical Interest" in 2008 from University of Calabria, Italy. He is currently in a postdoctoral position at the same university and is CEO of Macrofarm, a University of Calabria spin-off company. He is also a visiting researcher at the Leibniz Institute for Solid State and Materials Research Dresden, Germany. He is the author or coauthor of more than 50 publications, including research and review articles as well as invited book chapters.</p> <p><b>Francesca Iemma</b> obtained her PhD in chemical sciences in 1997 from the University of Calabria. She is currently an associate professor in pharmaceutical technology in the faculty of Pharmacy, Nutrition and Health Sciences of the University of Calabria. She is a founding member of Macrofarm, a University of Calabria spin-off company. She has extensive teaching experience in the field of organic chemistry and pharmaceutical technology, and is author or coauthor of more than 80 publications, including research and review articles as well as invited book chapters.</p>
<p><b>Provides an exhaustive and unique overview of the synthesis, characterization, and practical applicability of antioxidant polymers in a variety of industries.</b></p> <p><b>Antioxidant Polymers</b> provides a complete and detailed overview of the recent developments in the field of polymeric materials showing antioxidant properties. Research into antioxidant polymers has grown enormously in the last decade because they have demonstrated a wide range of applications, from materials science to biomedical, pharmaceutical, cosmetic and personal care, as well as the food packaging industry.</p> <p>After an introductory overview on the antioxidant compounds, the volume goes into the description of the natural and synthetic polymeric antioxidants in detail, with a particular attention to both their chemical and biological properties. The extraction and modification of naturally occurring polymers, as well as the fabrication of totally synthetic compounds, is treated as well.</p> <p>The 15 chapters are all written by acknowledged experts from both the university research environment and industry research and development labs located around the world.</p> <p>The volume will be of prime interest to a wide variety of scientists and engineers including those in biomedical, pharmaceutical, and food research groups; polymer science and materials science research groups; research and development divisions in the pharmaceutical, cosmetic, plastics materials, and food industries; botanical and marine researchers; and nano-engineers.</p>

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