Table 2.3 Summary of the molecular properties of IPC samples 3V and 4V
Sample
[Ethylene] (mol%)
Isotacticity (%mmmm)
M w (g/mol)
M n (g/mol)
M w /M
n
T m (
C)
T c (
C)
ΔH m (J/g)
3V-0h
10.48
88.82
354,400
114,600
3.18
118.15
162.56
93.84
4V-0h
16.42
83.17
351,900
86,600
4.06
116.28
160.69
72.45
Ethylene content and isotacticity (%mmmm): determined by
13
C-NMR;
M w ,
M n and
M w /M
n measured by HT-SEC;
T m ,
T m and
ΔH m measured by DSC
2.1 Temperature Rising Elution Fractionation
37