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ATRP of methyl methacrylate from MNs—comparison of grafting density for various anchoring chemistry
| Anchoring chemistry | Grafting density after immobilizing initiator (molecules/nm2) | Grafting density after polymerization of MMA (chain/nm2) | Average initiator efficiency after polymerization |
|---|---|---|---|
| Phosphonic acid |
2.6 |
1.0 |
0.38 |
| Choro silane |
1.5 |
0.1 |
0.06 |
| Triethoxy silane |
5.6 |
0.1 |
0.01 |
| Carboxylic acid | 8.6 | 0.1 | 0.01 |
