Elastic and Creep Properties of Filamentous Materials and Other High Polymers |
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Page 68
... primary creep there is first a continuous structure of material bound by primary ( chemical valence ) bonds . Under ordinary conditions of temperature the molecules forming this framework can merely vibrate about their positions of ...
... primary creep there is first a continuous structure of material bound by primary ( chemical valence ) bonds . Under ordinary conditions of temperature the molecules forming this framework can merely vibrate about their positions of ...
Page 75
... creep ) Hard Rubber Kobeko ( 139 ) Bakelite Heteny1 ( 145 ) Soft Rubber Kobeko ( 139 ) Theoretical Wiechert ( 37 ) : b = ∞ 7.8 7.8 1000 4.7 b = 0.2 b = 0.075 210 48,000 3. EFFECT OF TEMPERATURE ON PRIMARY CREEP Since Kohlrausch's ...
... creep ) Hard Rubber Kobeko ( 139 ) Bakelite Heteny1 ( 145 ) Soft Rubber Kobeko ( 139 ) Theoretical Wiechert ( 37 ) : b = ∞ 7.8 7.8 1000 4.7 b = 0.2 b = 0.075 210 48,000 3. EFFECT OF TEMPERATURE ON PRIMARY CREEP Since Kohlrausch's ...
Page 100
... primary creep properties of quasi - crystalline high poly- mers is not surprising , when we consider how complex must be the relaxation processes in the fringe regions . As we have seen , the discrepancy may be resolved mathematically ...
... primary creep properties of quasi - crystalline high poly- mers is not surprising , when we consider how complex must be the relaxation processes in the fringe regions . As we have seen , the discrepancy may be resolved mathematically ...
Contents
PRIMARY CREEP AND THE SUPERPOSITION PRINCIPLE | 1 |
The Superposition Principle of Boltzmann | 20 |
Experimental Tests of the Superposition Principle | 29 |
Copyright | |
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Common terms and phrases
Acetate Filament application of load applied at zero bakelite balance arm Boltzmann carried cathetometer scale reading computed constant load corresponding creep and creep creep and recovery creep behavior creep function creep recovery creep test creep under constant curves for creep energy of activation fibers filamentous materials following long-duration creep given grams per denier high polymers inch instantaneous deformation investigation Kohlrausch large loads load application load removal logarithmic logarithmic scale Long-Duration Tests Maxwell units micelles mins minutes model of Fig nylon filament Nylon II Filament observed obtained Physik plotted primary creep rayon rayon filament recovery behavior recovery test Relative Delayed Deformation relative humidity relaxation removal of load residual deformation Scale Factor secondary bonds series of tests shown in Fig Silk Filament small loads specimen standard conditions stress Superposition Principle superposition test Table test Test tests of Series textile theory tion Total total-deformation curves typical tests Viscose I Filament yarn