Polymer FractionationManfred J. R. Cantow |
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Page 255
... differential equation for the ultracentrifuge д acj Dij ijar de1 = 18 ( 1ΣD 2 ) - sp2 ° c ) dci at r dr ( 18 ) which for a two - component system reduces to the familiar Lamm [ 5 ] dif- ferential equation дс dt = 1 a дс ar & + ( rD & C ...
... differential equation for the ultracentrifuge д acj Dij ijar de1 = 18 ( 1ΣD 2 ) - sp2 ° c ) dci at r dr ( 18 ) which for a two - component system reduces to the familiar Lamm [ 5 ] dif- ferential equation дс dt = 1 a дс ar & + ( rD & C ...
Page 381
... differential molecular weight distribution curve . curve ; the frequency function used is the differential distribution function W ( M ) . One can also use mole fraction per unit change of molecular weight as the frequency function and ...
... differential molecular weight distribution curve . curve ; the frequency function used is the differential distribution function W ( M ) . One can also use mole fraction per unit change of molecular weight as the frequency function and ...
Page 525
... differential , see Differential molecular weight distribution free radical polymerizations , 421-431 integral , see Integral molecular weight distribution ionic polymerizations , 431-438 kinetic interpretation , 415-451 matrix method ...
... differential , see Differential molecular weight distribution free radical polymerizations , 421-431 integral , see Integral molecular weight distribution ionic polymerizations , 431-438 kinetic interpretation , 415-451 matrix method ...
Contents
Polydispersity of High Polymers | 3 |
Fractionation Theory | 10 |
Fractionation Efficiency | 27 |
Copyright | |
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acetone acid Acta applied average molecular weight Benzene Biochem calculated Cantow cell cellulose centrifugal Chem chemical inhomogeneity Chim chloride chromatography Claesson column components composition constant copolymers cross-linked crystalline cyclohexane density dependence Desreux determined diffusion dilute distribution curve distribution function effect elution equation equilibrium experimental Extraction Flory flow curve Giesekus gradient graft copolymer heterogeneity high polymers increasing integral distribution investigated linear liquid low molecular weight Makromol measurements Methanol methyl methacrylate mixture molecular weight distribution molecules monomer nonsolvent obtained optical parameters particles phase Phys plot polydispersity polyethylene polymer concentration Polymer Sci polymer solution polymerization polypropylene polystyrene polyvinyl acetate polyvinyl alcohol procedure ratio refractive index report of Farbenfabriken sample Section sedimentation coefficient separation shear shown in Fig solubility solvent solvent-nonsolvent species Styrene technique temperature theoretical tion titration Toluene turbidity turbidity curves ultracentrifuge values vinyl acetate viscosity volume weight fraction