Table 1 Composition of PU solution and thickness of PU membranes
From: Polyurethane membrane with porous surface for controlled drug release in drug eluting stent
Membrane type (w/w%) | PEG (mg) | PU (mg) | THF (mL) | Membrane thickness (μm)a |
|---|---|---|---|---|
PEG 0% | 0.0 | 500.0 | 10.0 | 16.0 (±3.6) |
PEG 10% | 61.1 | 500.0 | 10.0 | 12.7 (±1.2) |
PEG 20% | 137.5 | 500.0 | 10.0 | 11.3 (±0.1) |
PEG 30% | 235.7 | 500.0 | 10.0 | 14.0 (±0.1) |