LEADER 05266nam 2200721Ia 450 001 9910807323803321 005 20240516163713.0 010 $a1-280-76816-9 010 $a9786613678935 010 $a1-118-44551-1 010 $a1-118-44544-9 010 $a1-118-44548-1 035 $a(CKB)2670000000206391 035 $a(EBL)918280 035 $a(OCoLC)798927887 035 $a(SSID)ssj0000676680 035 $a(PQKBManifestationID)11403763 035 $a(PQKBTitleCode)TC0000676680 035 $a(PQKBWorkID)10683644 035 $a(PQKB)10000510 035 $a(MiAaPQ)EBC4035436 035 $a(MiAaPQ)EBC918280 035 $a(Au-PeEL)EBL918280 035 $a(CaPaEBR)ebr10570723 035 $a(CaONFJC)MIL367893 035 $a(EXLCZ)992670000000206391 100 $a20120416d2012 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 00$aAntioxidant polymers $esynthesis, properties, and applications /$fedited by Giuseppe Cirilo and Francesca Iemma 205 $a1st ed. 210 $aBeverly, MA $cScrivener ;$aHoboken, N.J. $cWiley$dc2012 215 $a1 online resource (522 p.) 300 $aDescription based upon print version of record. 311 $a1-118-20854-4 320 $aIncludes bibliographical references and index. 327 $aAntioxidant Polymers: Synthesis, Properties, and Applications; Contents; Preface; List of Contributors; 1. Antioxidants: Introduction; 1.1 The Meaning of Antioxidant; 1.2 The Category of Antioxidants and Introduction of often Used Antioxidants; 1.2.1 BHT; 1.2.2 Quercetin; 1.2.3 BHA; 1.2.4 2-tert-Butylhydroquinone (TBHQ); 1.2.5 Gallic Acid; 1.2.6 Resveratrol; 1.2.7 Luteolin; 1.2.8 Caffeic Acid; 1.2.9 Catechin; 1.3 Antioxidant Evaluation Methods; 1.3.1 DPPH Radical Scavenging Assay; 1.3.2 ABTS Radical Scavenging Activity; 1.3.3 Phosphomolybdenum Assay; 1.3.4 Reducing Power Assay 327 $a1.3.5 Total Phenols Assay by Folin-Ciocalteu Reagent1.3.6 Hydroxyl Radical Scavenging Assay; 1.3.7 ?-carotene-linoleic Acid Assay; 1.3.8 Superoxide Radical Scavenging Assay; 1.3.9 Metal Ion Chelating Assay; 1.3.10 Determination of Total Flavonoid Content; 1.4 Antioxidant and its Mechanisms; 1.4.1 Mechanism of Scavenging Free Radicals; 1.4.2 Mechanism of Metal Chelating Properties; 1.5 Adverse Effects of Antioxidants; References; 2. Natural Polyphenol and Flavonoid Polymers; 2.1 Introduction; 2.2 Structural Classification of Polyphenols; 2.2.1 Simple Phenolics; 2.2.2 Stilbenes; 2.2.3 Lignin 327 $a2.2.4 Flavonoids2.2.5 Tannins; 2.3 Polyphenol Biosynthesis and Function in Plants; 2.3.1 Biosynthesis; 2.3.2 Protective Roles; 2.4 Tannins in Human Nutrition; 2.4.1 Dietary Sources and Intake; 2.4.2 Absorption and Metabolism; 2.5 Antioxidant Activity of Tannins; 2.5.1 Mechanisms; 2.5.2 Structure-activity Relationships; 2.6 Protective Effects of Proanthocyanidins in Human Health; 2.7 Conclusion; Acknowledgements; References; 3. Synthesis and Applications of Polymeric Flavonoids; 3.1 Introduction; 3.2 Polycondensates of Catechin with Aldehydes; 3.3 Enzymatically Polymerized Flavonoids 327 $a3.4 Biopolymer-flavonoid Conjugates3.5 Conclusion; References; 4. Antioxidant Polymers: Metal Chelating Agents; 4.1 Introduction; 4.1.1 Antioxidants; 4.1.2 Natural Polymers as Antioxidants; 4.1.3 Chelating Polymers and Heavy Metal Ions; 4.2 Chitin and Chitosan; 4.2.1 Chitin and Chitosan Derivatives; 4.2.2 Chitin and Chitosan as Chelating Agents; 4.3 Alginates; 4.4 Chelation Studies; 4.4.1 Chitosan Derivatives as Chelating Agents; 4.4.2 Alginates as Chelating Agents; 4.5 Conclusions; References; 5. Antioxidant Polymers by Chitosan Modification; 5.1 Introduction; 5.2 Chitosan Characteristics 327 $a5.3 Reactive Oxygen Species and Chitosan as Antioxidant5.4 Structure Modifications; 5.4.1 N-Carboxymethyl Chitosan Derivatives; 5.4.2 Quaternary Salts; 5.4.3 Sulphur Derivatives; 5.4.4 Chitosan Containing Phenolic Compounds; 5.4.5 Schiff Bases of Chitosan; 5.5 Conclusion; References; 6. Cellulose and Dextran Antioxidant Polymers for Biomedical Applications; 6.1 Introduction; 6.2 Antioxidant Polymers Cellulose-based; 6.2.1 Cellulose; 6.2.2 Antioxidant Biomaterials Carboxymethylcellulose-based; 6.2.3 Ferulate Lipoate and Tocopherulate Cellulose 327 $a6.2.4 Cellulose Hydrogel Containing Trans-ferulic Acid 330 $a Antioxidant Polymers 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. 606 $aAntioxidants 606 $aPolymers 606 $aStabilizing agents 615 0$aAntioxidants. 615 0$aPolymers. 615 0$aStabilizing agents. 676 $a613.2/86 686 $aTEC055000$2bisacsh 701 $aCirilo$b Giuseppe$01669012 701 $aIemma$b Francesca$01669013 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910807323803321 996 $aAntioxidant polymers$94030007 997 $aUNINA