Radiothermoluminescence and Transitions in Polymers |
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Page 146
... evaluation is important , be- cause it was shown that the T , value for atactic polypropylenes falls dramatically in the low - molecular - weight region [ 103 ] . 8 Heptane - Soluble and -Insoluble Fractions . Atactic Polypropylene ...
... evaluation is important , be- cause it was shown that the T , value for atactic polypropylenes falls dramatically in the low - molecular - weight region [ 103 ] . 8 Heptane - Soluble and -Insoluble Fractions . Atactic Polypropylene ...
Page 159
... Evaluation of compatibility on the basis of the transition - temperature criterion has been successfully used when optical and other methods give doubtful results . In a number of cases , however , what is described as compatible by one ...
... Evaluation of compatibility on the basis of the transition - temperature criterion has been successfully used when optical and other methods give doubtful results . In a number of cases , however , what is described as compatible by one ...
Page 174
... evaluation of the compatibility of the components , whereas the latter deals with the distribution of vulcanizing agents and accelerators , which , in some cases , may cause an imbalance in the relative rates of cross - linking in ...
... evaluation of the compatibility of the components , whereas the latter deals with the distribution of vulcanizing agents and accelerators , which , in some cases , may cause an imbalance in the relative rates of cross - linking in ...
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Common terms and phrases
activation energy annealing atactic atoms blend changes charge Charlesby Chem chemical cis-polybutadiene components concentration constant cooling copolymer cross-linking crystal decay decrease density depends dielectric distribution dose E/kT electron affinity electron traps emission entropy equilibrium evaluation excited molecules factor first-order fluorescence fraction free volume frequency frequency factor glass glass-transition temperature glow curve glow peak grafting heating increase INTENSITY relative units interaction interfacial intersystem crossing interzonal ionization irradiation isotactic kinetic linear low-temperature luminescence centers LUMINESCENCE INTENSITY relative Macromolecules material maxima maximum mechanical melting method molecular motion molecules Nikolskii nuclear magnetic resonance observed occur oxygen phase phosphorescence Phys polybutadiene polyethylene samples polyisobutylene polypropylene polystyrene position quenching radiation radicals radiothermoluminescence reaction recombination relaxation transitions room temperature secondary relaxation semicrystalline semicrystalline polymers spectra spectroscopy structure temperature thermal thermodynamic thermoluminescence thermoluminescence peaks tion transition temperature trapped electrons untrapping vibrational vinyl vulcanization whereas Zlatkevich
References to this book
Polymer Surfaces and Interfaces II, Volume 2 W. J. Feast,H. S. Munro,R. W. Richards Snippet view - 1993 |