Research Article
Polymer Adsorption on Iron Oxide Nanoparticles for One-Step Amino-Functionalized Silica Encapsulation
Table 2
Chemical characterizations of PVA-coated SPIONs with and without silica shells, with PVA-SPIONs given as reference.
| | Nanoparticles | [NP] (mgNP/mL) | [Fe] (mgFe/mL) | [NP]/[Fe] | [Si] (mgSi/mL) | [Si]/[Fe] | Loss of PVA | PVA/Fe ratio |
| | PVA-SPIONs | 43 | 5 | 8.6 | 0 | 0 | 84% | 9.0 | | PVA-SPIONs@silica | 8 | 0.54 | 14.8 | 3.35 | 6.2 | 13% | 1.9 | | PVA-SPIONs@silica-amino | 6.8 | 0.45 | 15.1 | 1.76 | 3.9 | 20% | 3.0 |
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