Table 1.
Representative interfacial properties of MPC polymers
| PMPC(Polymer brush on Si wafer) | PMB(Coating on the substrate) | |
|---|---|---|
| Mole fraction of MPC unit in the polymer | 1.00 | 0.30 |
| Water contact angle under air (deg) | ＜ 561) | ＜ 206) |
| Air bubble contact angle in water (deg) | 17061) | 152.2 ± 1.964) |
| Hexadecane contact angle in water (deg) | 17561) | ― |
| Surface ζ-potential (mV) | 0.2 ± 262) | 0.019) |
| Amount of adsorbed protein (ng/cm2) | ＜ 563) | ＜ 44 ± 2065) |
PMPC: poly(MPC) chains were fixed on the St wafer by surface-initiated graft polymerization by ATRP procedure. PMB: high-molecular weight poly(MPC-co-BMA) was used for coating on the substrate by a solvent evaporation procedure using ethanol solution the polymer.