Anelastic and Dielectric Effects in Polymeric Solids |
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Page 50
... crystal similar to those shown in Figure 2.12 ( Reneker and Geil , 1960 ) . The molecules are folded in ( 110 ) planes and the surface of the crystal is a ( 112 ) plane . Figure 2.13 . Stuart - Briegleb model showing fold planes. Figure ...
... crystal similar to those shown in Figure 2.12 ( Reneker and Geil , 1960 ) . The molecules are folded in ( 110 ) planes and the surface of the crystal is a ( 112 ) plane . Figure 2.13 . Stuart - Briegleb model showing fold planes. Figure ...
Page 54
... crystal . The foregoing description of the genesis of a spherulite is based on the two - phase model . However , according to Stuart ( 1959 ) and Geil ( 1960 ) this model cannot be applied to a highly crystalline polymer . For a highly ...
... crystal . The foregoing description of the genesis of a spherulite is based on the two - phase model . However , according to Stuart ( 1959 ) and Geil ( 1960 ) this model cannot be applied to a highly crystalline polymer . For a highly ...
Page 198
... crystal through a liquid medium to a reflection block where they were reflected back to the crystal . The experiment was then repeated with a thin polymer film immersed in the liquid so that the pulse traversed the film . The sound ...
... crystal through a liquid medium to a reflection block where they were reflected back to the crystal . The experiment was then repeated with a thin polymer film immersed in the liquid so that the pulse traversed the film . The sound ...
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Anelastic and Dielectric Effects in Polymeric Solids N. G. McCrum,Bryan Eric Read,Graham Williams (Ph.D.) No preview available - 1967 |
Common terms and phrases
acrylate activation energy amorphous polymers amorphous regions annealing atactic atoms bonds Chem copolymers crosslinked crystal crystalline crystalline polymers curves decrease degree of crystallinity density dielectric constant dielectric loss dielectric relaxation dipole distribution dyn/cm² Equation experimental Ferry glass transition glass-rubber relaxation Heijboer Illers Illers and Breuer increasing Ishida isotactic kcal/mole Log f c/s loss peak loss tangent magnitude main chain maxima maximum loss McCrum measurements mechanical relaxation methacrylate polymers methyl Mikhailov molecular weight molecules motions observed obtained occurs Phys plasticizer plots PMMA polyamides polydian carbonate polyethylene polymer chain Polymer Sci polymerization polymethyl methacrylate polypropylene polystyrene polyvinyl acetate PVAc PVOH relaxation region repeat unit rotation rubber Saito sample Schmieder and Wolf shear modulus shown in Figure side-group single relaxation specimen spherulites ẞ peak ẞ process ẞ relaxation stereoregularity stress relaxation studied syndiotactic Takayanagi Temperature dependence theory tion Yamafuji