Chapter 8 Dynamic mechanical properties of polymersoecomposites/notes/527 U3040/ch8.pdf · Chapter...
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1 Chapter 8 Dynamic mechanical properties of polymers 1. Sinusoidal vibration: Single Voigt element
Transcript of Chapter 8 Dynamic mechanical properties of polymersoecomposites/notes/527 U3040/ch8.pdf · Chapter...
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Chapter 8 Dynamic mechanical properties of polymers
1. Sinusoidal vibration: Single Voigt element
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πω2
)12.7( ×=W
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2. Free vibration methods
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• Torsional pendulum analysis
3. Forced-vibration methods: Nonresonance methods
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4. Dynamic mechanical properties of polymers
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(i) The effect of molecular weight
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(ii) Effect of crosslinking
(iii) Effect of crystallinity
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(iv) Effects of copolymerization and plasticization
Effects of two-phase block and graft polymers and polyblends