Table 2.
PI | [η]inh a (dL/g) |
Molar Mass b | Solubility c | ||||||
---|---|---|---|---|---|---|---|---|---|
Mn (×104 g/mol) |
Mw (×104 g/mol) |
PDI | NMP | DMAc | GBL | CPA | THF | ||
CPI-Ia | 0.68 | 8.58 | 12.92 | 1.51 | ++ | ++ | ++ | + | + |
CPI-IIa | 0.83 | 11.41 | 17.95 | 1.57 | ++ | ++ | ++ | + | + |
CPI-Ib | 0.51 | 5.04 | 8.20 | 1.63 | ++ | ++ | ++ | + | + |
CPI-IIb | 0.62 | 7.09 | 11.71 | 1.65 | ++ | ++ | ++ | + | + |
CPI-ref1 | 1.03 | 13.77 | 20.90 | 1.52 | ++ | ++ | ++ | ++ | + |
CPI-ref2 | 0.96 | 9.74 | 15.76 | 1.62 | ++ | ++ | ++ | ++ | + |
a Inherent viscosities measured with a 0.5 g/dL PI solution in NMP at 25 °C. b Mn: number average molar mass. Mw: weight average molar mass. PDI: dispersity index, PDI = Mw/Mn. c ++: Soluble. +: partially soluble. insoluble. GBL: γ-butyrolactone. CPA: cyclopentanone. THF: tetrahydrofuran.