Sulfonated Magnetic Nanocomposite Based on Reactive PGMA-MAn Copolymer@Fe₃O₄ Nanoparticles: Effective Removal of Cu(II) Ions from Aqueous Solutions

Table 2

Comparison of adsorption capacity by various adsorbents for Cu(II) ion adsorptions.

Adsorbents	Cu(II)	Shaking time (min)	Ref.
Nagnetic porous Ferro spinel Mn Fe2O4	37.6	180	[18]
EDTA-modified chitosan/SiO2/Fe3O4	44.4	360	[19]
PAA-coated Fe3O4	12.4	60	[20]
1,6-Hexadiamine-Fe3O4	25.8	5	[21]
Diamine modified mesoporous silica on MWCNTs	66.6	180	[22]
Fe3O4@ MCM-41-NH2	93.0	5	[23]
PGMA-MAn-ABSAc/Fe3O4–NH2	49.51	15	This work