Inorganic Chemicals Industry ›› 2023, Vol. 55 ›› Issue (12): 119-127.doi: 10.19964/j.issn.1006-4990.2023-0220
• Environment·Health·Safety • Previous Articles Next Articles
XU Rongsheng1,2(), MENG Ze1, FENG Qian1, WANG Ping1, SUN Dong1, LI Mei1,2
Received:
2023-04-17
Online:
2023-12-10
Published:
2023-12-14
CLC Number:
XU Rongsheng, MENG Ze, FENG Qian, WANG Ping, SUN Dong, LI Mei. Study on preparation of activated carbon from corn cob by zinc chloride and water vapor[J]. Inorganic Chemicals Industry, 2023, 55(12): 119-127.
Table 1
Porous structure parameters and MB adsorptioncapacity of ZnAC T-1.5-1 activated carbon at differentactivation temperatures"
样品 | Vmic/ (cm3·g-1) | Vmes/ (cm3·g-1) | Vtot/ (cm3·g-1) | SBET/ (m2·g-1) | Dp/ nm | qe/ (mg·g-1) |
---|---|---|---|---|---|---|
ZnAC400-1.5-1 | 0.37 | 0.40 | 0.77 | 1 771.66 | 2.18 | 489.24 |
ZnAC500-1.5-1 | 0.06 | 1.22 | 1.28 | 2 299.75 | 2.23 | 531.56 |
ZnAC600-1.5-1 | 0.15 | 1.04 | 1.19 | 2 040.72 | 2.33 | 519.82 |
ZnAC700-1.5-1 | 0.11 | 0.88 | 0.99 | 1 802.30 | 2.34 | 493.67 |
ZnAC800-1.5-1 | 0.11 | 0.90 | 1.01 | 1 682.62 | 2.40 | 485.02 |
Table 2
Porous structure parameters and MB adsorption capacity of ZnAC500-1.5-Z activated carbon at different activation times"
样品 | Vmic/ (cm3·g-1) | Vmes/ (cm3·g-1) | Vtot/ (cm3·g-1) | SBET/ (m2·g-1) | Dp/ nm | qe/ (mg·g-1) |
---|---|---|---|---|---|---|
ZnAC500-1.5-0.5 | 0.09 | 1.15 | 1.24 | 2 011.01 | 2.05 | 509.32 |
ZnAC500-1.5-1 | 0.06 | 1.22 | 1.28 | 2 299.75 | 2.23 | 531.56 |
ZnAC500-1.5-1.5 | 0.02 | 1.25 | 1.27 | 2 315.01 | 2.19 | 537.94 |
ZnAC500-1.5-2 | 0.09 | 1.11 | 1.20 | 2 159.06 | 2.26 | 522.08 |
ZnAC500-1.5-2.5 | 0.14 | 1.02 | 1.16 | 1 979.07 | 2.35 | 511.79 |
Table 3
Porous structure parameters and MB adsorption capacity of ZnAC500-x-1 activated carbon under different zinc-feed ratio"
样品 | Vmic/(cm3·g-1) | Vmes/(cm3·g-1) | Vtot/ (cm3·g-1) | SBET/ (m2·g-1) | Dp/ nm | qe/ (mg·g-1) |
---|---|---|---|---|---|---|
ZnAC500-0.5-1 | 0.36 | 0.40 | 0.76 | 1 460.53 | 2.07 | 476.91 |
ZnAC500-1-1 | 0.39 | 0.63 | 1.02 | 2 005.23 | 2.04 | 519.73 |
ZnAC500-1.5-1 | 0.06 | 1.22 | 1.28 | 2 299.75 | 2.23 | 531.56 |
ZnAC500-2-1 | 0.27 | 1.32 | 1.59 | 2 093.03 | 2.78 | 526.82 |
ZnAC500-2.5-1 | 0.16 | 1.48 | 1.64 | 1 803.37 | 3.64 | 507.49 |
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