| Sample name | Conditions | ||
| MMA/PEI weight composition (g/g) | pH | Number average molecular weight of PEI (Mn) | |
| MP10K-11 | 1 | 7 | 10,000 |
| MP10K-21 | 2 | ||
| MP10K-41 | 4 | ||
| MP10K-61 | 6 | ||
| MP10K-41-9 | 4 | 9 | |
| MP10K-41-11 | 4 | 11 | |
| MP0.6K-11 | 1 | 7 | 600 |
| MP0.6K-41 | 4 | ||
| MP1.8K-11 | 1 | 1,800 | |
| MP1.8K-41 | 4 | ||