106
Porous lignin-based poly(acrylic acid)–organomontmorillonite nanocomposites
Pb(II)
1.04 L/g
Pseudo-second order
Freundlich
Ma et al. (2017)
ZnO–montmorillonite nanocomposite
Pb(II)
88.50 mg/g
Pseudo-second order
Langmuir
model
Sani et al. (2017)
Cu(II)
54.06 mg/g
Chitosan-reduced graphene oxide–montmorillonite
composite hydrogels
Cr(VI)
87.03 mg/g
Pseudo-second order
Langmuir
model
Yu et al. (2017)
Persulfate–zero-valent iron–magnetic biochar
Pb(II)
187.70 mg/g
Pseudo-second order
Langmuir
model
Chen et al. (2018)
Xanthan gum–montmorillonite bionanocomposite Pb(II)
17.17 mg/g
Pseudo-second order
Freundlich
Mirza and Ahmad
(2018)
Chitosan–acid-activated montmorillonite
composite hydrogel
Pb(II)
5.97 L/g
Nonlinear
Nonlinear
Redlich–
Peterson
Vieira et al.
(2018)
Ni(II)
0.04 L/g
Pseudo-second order
Zinc oxide–montmorillonite composite
Pb(II)
864 mg/g
–
–
Egirani et al.
(2019)
Porous hydrogel of chitosan–2D montmorillonite
Pb(II)
76.74 mg/g
Pseudo-first order
Langmuir
model
Wang et al. (2019)
Lignin and montmorillonite-based superadsorbent
hydrogel
Cu(II)
74.35 mg/g
Pseudo-second order
Freundlich
Sun et al. (2019)
Lysine–montmorillonite composite
Pb(II)
0.49 mmol/g
–
Langmuir
model
Zhu et al. (2019)
Table 4.1 (continued)
Adsorbent
Adsorbate
Adsorption
capacity (mg/g)
Kinetic model
Isotherm
Reference
J. Hızal and M. Yılmazoğlu