Polymer FractionationManfred J. R. Cantow |
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Page 80
... column , is fractionated by elution , has made it possible to fractionate a polymer in a relatively short time . The method lends itself to automation and has been successfully scaled up [ 33 ] to fractionate a 50 - gm sample into ...
... column , is fractionated by elution , has made it possible to fractionate a polymer in a relatively short time . The method lends itself to automation and has been successfully scaled up [ 33 ] to fractionate a 50 - gm sample into ...
Page 97
... columns where the objective is usually to determine molecular weight distribution . Larger scale columns designed to isolate fractions of sufficient size for other subsequent tests are discussed in Section VI . II . Apparatus A. COLUMN ...
... columns where the objective is usually to determine molecular weight distribution . Larger scale columns designed to isolate fractions of sufficient size for other subsequent tests are discussed in Section VI . II . Apparatus A. COLUMN ...
Page 162
Manfred J. R. Cantow. 2. Packing of Columns Arrangement of the packing in the column is a very real design factor . Unlike the practice in general chromatography , gel columns must be packed wet , and care must be taken that air never ...
Manfred J. R. Cantow. 2. Packing of Columns Arrangement of the packing in the column is a very real design factor . Unlike the practice in general chromatography , gel columns must be packed wet , and care must be taken that air never ...
Contents
PREFACE | 3 |
Fractionation Theory | 10 |
Fractionation Efficiency | 27 |
Copyright | |
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according acetate addition amount applied approximation average average molecular weight calculated cell Chem chemical chromatography coefficient column components composition concentration constant containing copolymers curve dependence described determined diffusion discussed distribution curve effect efficiency elution equation equilibrium example experimental experiments Extraction flow fractionation function give given gradient higher increasing inhomogeneity initial integral light limited liquid lower Makromol material means measurements methacrylate method MICHIGAN mixture molecular weight distribution molecules Nature nonsolvent observed obtained operating parameters particles phase Phys plot polydispersity polyethylene Polymer Sci polymerization polystyrene polyvinyl possible precipitation prepared present procedure range ratio Reference relation respect sample sedimentation separation shown shows solubility solution solvent structure Styrene Table technique temperature theoretical theory tion titration turbidimetric turbidity usually values viscosity volume