Anelastic and Dielectric Effects in Polymeric Solids |
From inside the book
Results 1-3 of 51
Page 290
... kcal / mole calculated for the dielectric a mechanism in PMA is lower than the corresponding values quoted for PMMA ... kcal / mole from the linear variation of log fmax with 1 / T ( Figure 8.37 ) . This value agrees well with the value ...
... kcal / mole calculated for the dielectric a mechanism in PMA is lower than the corresponding values quoted for PMMA ... kcal / mole from the linear variation of log fmax with 1 / T ( Figure 8.37 ) . This value agrees well with the value ...
Page 357
... kcal / mole . This is not in agreement with Kabin ( 1956 ) who finds the value 16 kcal / mole to hold for both mechanical and di- electric relaxation . Other values observed for the ẞ dielectric relaxation are 20 kcal / mole ( Okamoto ...
... kcal / mole . This is not in agreement with Kabin ( 1956 ) who finds the value 16 kcal / mole to hold for both mechanical and di- electric relaxation . Other values observed for the ẞ dielectric relaxation are 20 kcal / mole ( Okamoto ...
Page 505
... kcal / mole for both the mechanical and dielectric a relaxation in amorphous PET . For crystalline PET , H1 = 87 kcal / mole for the dielectric a relaxation , and no figure can be obtained for the mechanical relaxation . They give HB 17 ...
... kcal / mole for both the mechanical and dielectric a relaxation in amorphous PET . For crystalline PET , H1 = 87 kcal / mole for the dielectric a relaxation , and no figure can be obtained for the mechanical relaxation . They give HB 17 ...
Other editions - View all
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