Skip to main content

Table 4 Comparison of the CO2 adsorption capacity of the prepared adsorbent with the reported materials

From: Potassium citrate-derived porous carbon with high CO2 capture and Congo red adsorption performance

Adsorbents

Raw materials

CO2 adsorption capacity (mmol g−1)

Reference

0 °C

25 °C

PCMCA-900

potassium citrate monohydrate

7.7

4.3

This work

ACDS-800-4

date, KOH

6.4

4.4

[52]

WSC-500-1

water chestnut shell, NaNH2

6.0

4.5

[57]

WFW 20

wood waste + food waste, KOH

-

1.5

[60]

CAC-S

sugarcane bagasse, H3PO4, NaOH

5.5

4.3

[25]

SDC 3

sodium lignosulfonate, urea, NaCl

3.8

2.4

[61]

K3-PDC1

bee-collected pollen grains, KOH

5.6

3.4

[56]