Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 94
... annealing program where the sample was heated in steps of 10 K from room temperature up to 423 K. At each tem- perature step the sample was annealed for about 1 h . After drying of the sample a silver electrode was evaporated which had ...
... annealing program where the sample was heated in steps of 10 K from room temperature up to 423 K. At each tem- perature step the sample was annealed for about 1 h . After drying of the sample a silver electrode was evaporated which had ...
Page 99
... annealing conditions . 2. If one assumes that the chemical process of curing is not influenced by electrical field the polarization state reach- ed after a slow polycondensation reaction with applied elec- trical field corresponds to ...
... annealing conditions . 2. If one assumes that the chemical process of curing is not influenced by electrical field the polarization state reach- ed after a slow polycondensation reaction with applied elec- trical field corresponds to ...
Page 237
... annealing time 1 , ( , annealing temperature ) distinction is that the relaxation is reversible , while ageing is not . Reproducible measurements can only be obtained if the sample is annealed below the glass- transition temperature for ...
... annealing time 1 , ( , annealing temperature ) distinction is that the relaxation is reversible , while ageing is not . Reproducible measurements can only be obtained if the sample is annealed below the glass- transition temperature for ...
Contents
Preface | 13 |
Dispersive and nondispersive transport processes in polymers | 45 |
Neutron spinecho investigations on the dynamics of polymer systems | 63 |
Copyright | |
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Common terms and phrases
amorphous annealing behavior calculated changes charge carrier Chem Phys coefficient component concentration copolymer correlation function crosslinked crystalline crystallization curves dangling chains defects deformation density diacetylene dielectric dielectric relaxation diffusion dipole distribution dynamic elastic energy equation equilibrium experimental experiments factor film fluctuations free volume frequency glass transition glass transition temperature glassy polymers heating increase intensity interaction layer length linear Macromolecules measured mechanism melt mesomorphic mesophase mobility modes modulus molecular mass molecular weight molecules monomer motion neutron observed obtained orientation parameter PDES peak perature phase phonon Phys Rev plastic polarization polybutadiene Polym Sci polymer polymer chains polymeric properties PTTF PVDF radicals range region relaxation processes Rouse sample scale scattering segment shear shown in Fig spatial light modulator spectra spectrum spherulite structure T₁ temperature dependence theory thermal thermodynamic tion tube ture values viscoelastic viscosity