05633nam 2200685Ia 450 991083052120332120170810181519.01-118-10272-X1-283-02506-X97866130250670-470-87797-90-470-87796-0(CKB)2560000000058442(EBL)698753(OCoLC)705354454(SSID)ssj0000470924(PQKBManifestationID)11297619(PQKBTitleCode)TC0000470924(PQKBWorkID)10415722(PQKB)11347064(MiAaPQ)EBC698753(PPN)159210933(EXLCZ)99256000000005844220100331d2011 uy 0engur|n|---|||||txtccrLight scattering, size exclusion chromatography, and asymmetric flow field flow fractionation[electronic resource] powerful tools for the characterization of polymers, proteins, and nanoparticles /Stepan PodzimekHoboken, NJ Wileyc20111 online resource (373 p.)Description based upon print version of record.0-470-38617-7 Includes bibliographical references and index.Light Scattering, Size Exclusion Chromatography and Asymmetric Flow Field Flow Fractionation; Contents; Preface; 1 Polymers; 1.1 Introduction; 1.2 Molecular Structure of Polymers; 1.2.1 Macromolecules in Dilute Solution; 1.3 Molar Mass Distribution; 1.3.1 Description of Molar Mass Distribution; 1.3.1.1 Distribution Functions; 1.3.1.2 Molar Mass Averages; 1.4 Methods for the Determination of Molar Mass; 1.4.1 Method of End Groups; 1.4.2 Osmometry; 1.4.2.1 Vapor Pressure Osmometry; 1.4.2.2 Membrane Osmometry; 1.4.3 Dilute Solution Viscometry; 1.4.3.1 Properties of Mark-Houwink Exponent1.4.3.2 Molecular Size from Intrinsic Viscosity1.4.3.3 Dependence of Intrinsic Viscosity on Polymer Structure, Temperature, and Solvent; 1.4.4 Matrix-Assisted Laser Desorption Ionization Time-of-Flight Mass Spectrometry; 1.4.5 Analytical Ultracentrifugation; 1.5 Keynotes; 1.6 References; 2 Light Scattering; 2.1 Theory and Basic Principles; 2.2 Types of Light Scattering; 2.2.1 Static Light Scattering; 2.2.1.1 Particle Scattering Functions; 2.2.1.2 Light Scattering Formalisms; 2.2.1.3 Processing the Experimental Data; 2.2.2 Dynamic Light Scattering; 2.3 Light Scattering Instrumentation2.4 Specific Refractive Index Increment2.5 Light Scattering in Batch and Chromatography Mode; 2.6 Parameters Affecting Accuracy of Molar Mass Determined by Light Scattering; 2.7 Examples of Light Scattering Measurement in Batch Mode; 2.8 Keynotes; 2.9 References; 3 Size Exclusion Chromatography; 3.1 Introduction; 3.2 Separation Mechanisms; 3.2.1 Steric Exclusion; 3.2.2 Restricted Diffusion; 3.2.3 Separation by Flow; 3.2.4 Peak Broadening and Separation Efficiency; 3.2.5 Secondary Separation Mechanisms; 3.3 Instrumentation; 3.3.1 Solvents; 3.3.2 Columns and Column Packing; 3.3.3 Detectors3.3.3.1 UV Detector3.3.3.2 Refractive Index Detector; 3.3.3.3 Infrared Detector; 3.3.3.4 Evaporative Light Scattering Detector; 3.3.3.5 Viscosity Detector; 3.3.3.6 Light Scattering Detector; 3.3.3.7 Other Types of Detectors; 3.4 Column Calibration; 3.4.1 Universal Calibration; 3.4.2 Flow Marker; 3.5 SEC Measurements and Data Processing; 3.5.1 Sample Preparation; 3.5.2 Determination of Molar Mass and Molar Mass Distribution; 3.5.3 Reporting Results; 3.5.4 Characterization of Chemical Composition of Copolymers and Polymer Blends; 3.5.5 Characterization of Oligomers3.5.6 Influence of Separation Conditions3.5.7 Accuracy, Repeatability, and Reproducibility of SEC Measurements; 3.6 Applications of SEC; 3.7 Keynotes; 3.8 References; 4 Combination of SEC and Light Scattering; 4.1 Introduction; 4.2 Data Collection and Processing; 4.2.1 Processing MALS Data; 4.2.1.1 Debye Fit Method; 4.2.1.2 Zimm Fit Method; 4.2.1.3 Berry Fit Method; 4.2.1.4 Random Coil Fit Method; 4.2.1.5 Influence of Light Scattering Formalism on Molar Mass and RMS Radius; 4.2.2 Determination of Molar Mass and RMS Radius Averages and Distributions; 4.2.3 Chromatogram Processing4.2.4 Influence of Concentration and Second Virial CoefficientA comprehensive, practical approach to three powerful methods of polymer analysis and characterization This book serves as a complete compendium of three important methods widely used for the characterization of synthetic and natural polymers-light scattering, size exclusion chromatography (SEC), and asymmetric flow field flow fractionation (A4F). Featuring numerous up-to-date examples of experimental results obtained by light scattering, SEC, and A4F measurements, Light Scattering, Size Exclusion Chromatography and Asymmetric Flow Field Flow Fractionation takes an all-in-one approach toPolymersAnalysisPolymersSeparationLightScatteringChromatographic analysisPolymersAnalysis.PolymersSeparation.LightScattering.Chromatographic analysis.543/.8547.7Podzimek Stepan1955-1609895MiAaPQMiAaPQMiAaPQBOOK9910830521203321Light scattering, size exclusion chromatography, and asymmetric flow field flow fractionation3937376UNINA