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Table 3 Chemical structure of AMs

From: Heavy metal removal applications using adsorptive membranes

Materials

3D format structure

2D format structure

PEG

PVA

PAN

PVT

PEI

CTS

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Cellulose (or saw dust or wood)

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CA

PSf

ECH

PAA

GO

Montmorillonite

Large structure containing Na, Ca, Al, Si, OH, and nH2O

Large structure containing: (Na, Ca)0.33 (Al Mg)2 (Si4O10) (OH)2 nH2O

CMC

–

CTS/montmorillonite composite

CCPM

–

Crosslinked CTS/Al13 pillared montmorillonite

CPBC

–

CTS grafted PAA-bentonite composite

Fe oxide-CMC

–

Fe3O4/CTS/montmorillonite complex

Al oxide-CMS

–

Al2O3/CTS/montmorillonite complex

Bentonite

–

Source of montmorillonite