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Materiali per l’IngegneriaM.Ferraris1StrainStressσ1σ2ε1 ε2Secant modulus at σ1 = σ1/ε1Tangent modulus at σ2 = dσ/dεPolymer...
Materiali per l’IngegneriaM.Ferraris2
Materiali per l’IngegneriaM.Ferraris3
Materiali per l’IngegneriaM.Ferraris4
Materiali per l’IngegneriaM.Ferraris50 200 400 600 800 1000 1200010203040 HDPECarico[MPa]allungamento %
Materiali per l’IngegneriaM.Ferraris6
Materiali per l’IngegneriaM.Ferraris7elastomers
Materiali per l’IngegneriaM.Ferraris8
Materiali per l’IngegneriaM.Ferraris9Deformation of cross-linked bondsElongation of chains
Materiali per l’IngegneriaM.Ferraris10natural rubber0 200 400 600 800 100001020gomma naturaleCarico[MPa]allungamento %
Materiali per l’IngegneriaM.Ferraris11
Materiali per l’IngegneriaM.Ferraris12
Materiali per l’IngegneriaM.Ferraris13
Materiali per l’IngegneriaM.Ferraris140 10 20 30 40 50 60 70 80 90 100010203040506070 polistireneABSpolicarbonatoCarico[MP...
Materiali per l’IngegneriaM.Ferraris15Design of mechanicalproperties for polymersexample:High impact polystirene(HIPS) con...
Materiali per l’IngegneriaM.Ferraris16
Materiali per l’IngegneriaM.Ferraris17
Materiali per l’IngegneriaM.Ferraris18Fatigue curves
Materiali per l’IngegneriaM.Ferraris19
Materiali per l’IngegneriaM.Ferraris20CREEP
Materiali per l’IngegneriaM.Ferraris21
22
23
24
25
26blowing
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08 polymers mech prop

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08 polymers mech prop

  1. 1. Materiali per l’IngegneriaM.Ferraris1StrainStressσ1σ2ε1 ε2Secant modulus at σ1 = σ1/ε1Tangent modulus at σ2 = dσ/dεPolymers: mechanical properties
  2. 2. Materiali per l’IngegneriaM.Ferraris2
  3. 3. Materiali per l’IngegneriaM.Ferraris3
  4. 4. Materiali per l’IngegneriaM.Ferraris4
  5. 5. Materiali per l’IngegneriaM.Ferraris50 200 400 600 800 1000 1200010203040 HDPECarico[MPa]allungamento %
  6. 6. Materiali per l’IngegneriaM.Ferraris6
  7. 7. Materiali per l’IngegneriaM.Ferraris7elastomers
  8. 8. Materiali per l’IngegneriaM.Ferraris8
  9. 9. Materiali per l’IngegneriaM.Ferraris9Deformation of cross-linked bondsElongation of chains
  10. 10. Materiali per l’IngegneriaM.Ferraris10natural rubber0 200 400 600 800 100001020gomma naturaleCarico[MPa]allungamento %
  11. 11. Materiali per l’IngegneriaM.Ferraris11
  12. 12. Materiali per l’IngegneriaM.Ferraris12
  13. 13. Materiali per l’IngegneriaM.Ferraris13
  14. 14. Materiali per l’IngegneriaM.Ferraris140 10 20 30 40 50 60 70 80 90 100010203040506070 polistireneABSpolicarbonatoCarico[MPa]allungamento [%]
  15. 15. Materiali per l’IngegneriaM.Ferraris15Design of mechanicalproperties for polymersexample:High impact polystirene(HIPS) containing elastomerparticles
  16. 16. Materiali per l’IngegneriaM.Ferraris16
  17. 17. Materiali per l’IngegneriaM.Ferraris17
  18. 18. Materiali per l’IngegneriaM.Ferraris18Fatigue curves
  19. 19. Materiali per l’IngegneriaM.Ferraris19
  20. 20. Materiali per l’IngegneriaM.Ferraris20CREEP
  21. 21. Materiali per l’IngegneriaM.Ferraris21
  22. 22. 22
  23. 23. 23
  24. 24. 24
  25. 25. 25
  26. 26. 26blowing
  27. 27. 27

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