Polymer Adsorption on Iron Oxide Nanoparticles for One-Step Amino-Functionalized Silica Encapsulation

Table 1

Sizes and Zeta potentials of PVA-coated SPIONs with and without silica shells, with PVA-SPIONs given as reference.

Nanoparticles	Production (gNP/batch)	(nm)	(nm)	potential (mV)
PVA-SPIONs	60	7 ± 2	30 ± 3	+20 ± 2
PVA-SPIONs@silica	2.6	48 ± 10	142 ± 53	−34 ± 5
PVA-SPIONs@silica-amino	2.6	47 ± 9	145 ± 60	+20 ± 4