Table 4. Formation of Gels from the Produced Fluorinated Polyethers in Various Solventsa.
| solvent | PE2 | PE3 | PE4 |
|---|---|---|---|
| ethylacetate | sol | sol | sol |
| chloroform | Ppt | Ppt | Ppt |
| dichloromethane | Ppt | Ppt | Ppt |
| toluene | Ppt | PG | PG |
| benzene | Ppt | Ppt | Ppt |
| tetrahydrofuran | Ppt | PG | PG |
| dimethylsulfoxide | PG | gel (1.81 mM) | sol |
| ethanol | Ppt | Ppt | Ppt |
| n-propanol | Ppt | PG | sol |
| n-pentanol | PG | gel (1.46 mM) | sol |
| n-octanol | PG | gel (2.15 mM) | gel (4.79 mM) |
| acetonitrile | Ppt | gel (5.28 mM) | PG |
| acetone | Ppt | PG | PG |
a
Ppt: precipitate; PG: partial gel; CGC (mM) inserted between parentheses.