Table 2.
Conditions | Polymer composition | Porogen to polymer ratio | Incorporation method | %Loss due to leaching |
---|---|---|---|---|
1 | 100% HMW | 5:1 | Encapsulated | 3.1 ± 0.2 |
2 | 75% HMW, 25% LMW |
5:1 | Encapsulated | 5.6 ± 0.6 |
3 | 50% HMW, 50% LMW |
5:1 | Encapsulated | 5.0 ± 1.8 |
4 | 75% HMW, 25% LMW |
2:1 | Encapsulated | 3.3 ± 0.2 |
5 | 75% HMW, 25% LMW |
10:1 | Encapsulated | 8.0 ± 0.7 |
6 | 100% HMW | 5:1 | Mixed | 11.0 ± 1.5 |
7 | 75% HMW, 25% LMW |
5:1 | Mixed | 14.0 ± 1.2 |