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Molecular weights and feed ratios of the shape-memory poly(ether-ester-urethane)s (SMPEEUs).
| SMPEEUs | PECL/g | HBH/g | PEG Content/wt % | Mn (kDa) | Ð M | |||
|---|---|---|---|---|---|---|---|---|
| -I | -II | -III | -IV | |||||
| -I | 19.5 | - | - | - | 2.17 | 9.25 | 118 | 1.38 |
| -II | - | 19.6 | - | - | 2.17 | 13.8 | 113 | 1.41 |
| -III | - | - | 19.4 | 2.17 | 23.2 | 115 | 1.43 | |
| -IV | - | - | - | 19.7 | 2.17 | 45.7 | 108 | 1.37 |
Note: PEG content, PEG content in SMPEEUs; Mn and ÐM, number average molecular weight and molecular weight dispersity obtained by gel permeation chromatography (GPC).
