Chem. J. Chinese Universities ›› 2021, Vol. 42 ›› Issue (6): 1704.doi: 10.7503/cjcu20200864
• Inorganic Chemistry • Previous Articles Next Articles
WANG Hongning1,2, HUANG Li1, SONG Fujiao3, ZHU Ting2, HUANG Weiqiu2, ZHONG Jing1, CHEN Ruoyu1()
Received:
2020-12-14
Online:
2021-06-10
Published:
2021-06-08
Contact:
CHEN Ruoyu
E-mail:chry@cczu.edu.cn
CLC Number:
TrendMD:
WANG Hongning, HUANG Li, SONG Fujiao, ZHU Ting, HUANG Weiqiu, ZHONG Jing, CHEN Ruoyu. Synthesis and VOCs Adsorption Properties of Hollow Carbon Nanospheres[J]. Chem. J. Chinese Universities, 2021, 42(6): 1704.
Sample | SBET/(m2·g-1) | Smicro/(m2·g-1) | V0/(cm3·g-1) | Vmicro/(cm3·g-1) | Pore size/nm |
---|---|---|---|---|---|
HCNS?4/0 | 390 | 123 | 0.48 | 0.066 | 3.9 |
HCNS?3/1 | 831 | 178 | 0.90 | 0.089 | 3.9 |
HCNS?2/2 | 842 | 168 | 0.92 | 0.081 | 3.9 |
HCNS?1/3 | 1216 | 140 | 1.65 | 0.073 | 4.7 |
HCNS?0/4 | 1267 | 61 | 1.77 | 0.024 | 5.4 |
AC | 1654 | 652 | 1.06 | 0.480 | 5.6 |
Sample | SBET/(m2·g-1) | Smicro/(m2·g-1) | V0/(cm3·g-1) | Vmicro/(cm3·g-1) | Pore size/nm |
---|---|---|---|---|---|
HCNS?4/0 | 390 | 123 | 0.48 | 0.066 | 3.9 |
HCNS?3/1 | 831 | 178 | 0.90 | 0.089 | 3.9 |
HCNS?2/2 | 842 | 168 | 0.92 | 0.081 | 3.9 |
HCNS?1/3 | 1216 | 140 | 1.65 | 0.073 | 4.7 |
HCNS?0/4 | 1267 | 61 | 1.77 | 0.024 | 5.4 |
AC | 1654 | 652 | 1.06 | 0.480 | 5.6 |
Sample | Breakthrough time/min | Balance time/min | Adsorption amount(g/g) | Desorption efficiency(%) |
---|---|---|---|---|
HCNS?0/4?1st | 44 | 82 | 2.01 | 98.4 |
HCNS?0/4?2nd | 44 | 82 | 2.02 | 97.5 |
HCNS?0/4?3rd | 44 | 80 | 1.95 | 99.5 |
HCNS?0/4?4th | 42 | 80 | 1.96 | 99.6 |
HCNS?0/4?5th | 42 | 80 | 1.97 | 99.6 |
AC?1st | 36 | 74 | 0.601 | 73.7 |
AC?2nd | 28 | 62 | 0.480 | 97.7 |
AC?3rd | 28 | 60 | 0.470 | 98.2 |
AC?4th | 26 | 60 | 0.470 | 98.4 |
AC?5th | 26 | 58 | 0.460 | 98.3 |
Sample | Breakthrough time/min | Balance time/min | Adsorption amount(g/g) | Desorption efficiency(%) |
---|---|---|---|---|
HCNS?0/4?1st | 44 | 82 | 2.01 | 98.4 |
HCNS?0/4?2nd | 44 | 82 | 2.02 | 97.5 |
HCNS?0/4?3rd | 44 | 80 | 1.95 | 99.5 |
HCNS?0/4?4th | 42 | 80 | 1.96 | 99.6 |
HCNS?0/4?5th | 42 | 80 | 1.97 | 99.6 |
AC?1st | 36 | 74 | 0.601 | 73.7 |
AC?2nd | 28 | 62 | 0.480 | 97.7 |
AC?3rd | 28 | 60 | 0.470 | 98.2 |
AC?4th | 26 | 60 | 0.470 | 98.4 |
AC?5th | 26 | 58 | 0.460 | 98.3 |
Cycle | Breakthrough time/min | Balance time/min | Adsorption amount/(g·g-1) | Desorption efficiency(%) |
---|---|---|---|---|
1st | 38 | 68 | 1.37 | 99.2 |
2nd | 38 | 68 | 1.37 | 99.6 |
3rd | 36 | 66 | 1.35 | 99.5 |
4th | 36 | 66 | 1.35 | 99.4 |
5th | 36 | 64 | 1.34 | 99.5 |
Cycle | Breakthrough time/min | Balance time/min | Adsorption amount/(g·g-1) | Desorption efficiency(%) |
---|---|---|---|---|
1st | 38 | 68 | 1.37 | 99.2 |
2nd | 38 | 68 | 1.37 | 99.6 |
3rd | 36 | 66 | 1.35 | 99.5 |
4th | 36 | 66 | 1.35 | 99.4 |
5th | 36 | 64 | 1.34 | 99.5 |
Cycle | Breakthrough time/min | Equilibrium adsorption time/min | qe,n?hexane/(g·g-1) | qe/(g·g-1) | qwater/(g·g-1) | qe,n?hexane/qwater | Average desorption efficiency(%) |
---|---|---|---|---|---|---|---|
1st | 42 | 76 | 1.91 | 2.01 | 0.10 | 19.1 | 99.2 |
2nd | 42 | 74 | 1.88 | 2.02 | 0.14 | 13.4 | 99.7 |
3rd | 40 | 74 | 1.88 | 1.95 | 0.07 | 26.9 | 99.6 |
4th | 40 | 72 | 1.87 | 1.96 | 0.09 | 20.7 | 98.9 |
5th | 40 | 70 | 1.86 | 1.97 | 0.11 | 16.9 | 99.7 |
Cycle | Breakthrough time/min | Equilibrium adsorption time/min | qe,n?hexane/(g·g-1) | qe/(g·g-1) | qwater/(g·g-1) | qe,n?hexane/qwater | Average desorption efficiency(%) |
---|---|---|---|---|---|---|---|
1st | 42 | 76 | 1.91 | 2.01 | 0.10 | 19.1 | 99.2 |
2nd | 42 | 74 | 1.88 | 2.02 | 0.14 | 13.4 | 99.7 |
3rd | 40 | 74 | 1.88 | 1.95 | 0.07 | 26.9 | 99.6 |
4th | 40 | 72 | 1.87 | 1.96 | 0.09 | 20.7 | 98.9 |
5th | 40 | 70 | 1.86 | 1.97 | 0.11 | 16.9 | 99.7 |
Cycle | Temperature/ ℃ | Air humidity (%) | System humidity(%) | Breakthrough time/min | Equilibrium adsorption time/min | qe, toluene/ (g·g-1) | qe/(g·g-1) | qwater/ (g·g-1) | qe,toluene/qwater | Average desorption efficiency(%) |
---|---|---|---|---|---|---|---|---|---|---|
1st | 18 | 61 | 94 | 36 | 72 | 1.35 | 1.37 | 0.02 | 67.5 | 98.8 |
2nd | 22 | 59 | 96 | 34 | 72 | 1.34 | 1.37 | 0.03 | 44.7 | 99.7 |
3rd | 22 | 57 | 94 | 32 | 70 | 1.33 | 1.35 | 0.02 | 66.5 | 99.9 |
4th | 16 | 57 | 93 | 32 | 70 | 1.33 | 1.35 | 0.02 | 66.5 | 98.9 |
5th | 18 | 58 | 94 | 32 | 70 | 1.33 | 1.34 | 0.01 | 133 | 99.6 |
Cycle | Temperature/ ℃ | Air humidity (%) | System humidity(%) | Breakthrough time/min | Equilibrium adsorption time/min | qe, toluene/ (g·g-1) | qe/(g·g-1) | qwater/ (g·g-1) | qe,toluene/qwater | Average desorption efficiency(%) |
---|---|---|---|---|---|---|---|---|---|---|
1st | 18 | 61 | 94 | 36 | 72 | 1.35 | 1.37 | 0.02 | 67.5 | 98.8 |
2nd | 22 | 59 | 96 | 34 | 72 | 1.34 | 1.37 | 0.03 | 44.7 | 99.7 |
3rd | 22 | 57 | 94 | 32 | 70 | 1.33 | 1.35 | 0.02 | 66.5 | 99.9 |
4th | 16 | 57 | 93 | 32 | 70 | 1.33 | 1.35 | 0.02 | 66.5 | 98.9 |
5th | 18 | 58 | 94 | 32 | 70 | 1.33 | 1.34 | 0.01 | 133 | 99.6 |
VOC | Cycle | Breakthrough time/min | Balance time/min | Adsorption capacity(g/g) | Desorption efficiency(%) |
---|---|---|---|---|---|
n?Hexane | 1st | 32 | 64 | 1.18 | 99.3 |
2nd | 30 | 62 | 1.17 | 99.6 | |
3rd | 28 | 60 | 1.16 | 99.5 | |
4th | 28 | 60 | 1.16 | 99.3 | |
5th | 30 | 62 | 1.17 | 99.2 | |
Toluene | 1st | 24 | 56 | 0.810 | 99.7 |
2nd | 22 | 54 | 0.720 | 99.5 | |
3rd | 20 | 52 | 0.590 | 99.7 | |
4th | 20 | 52 | 0.620 | 99.3 | |
5th | 22 | 54 | 0.730 | 99.1 |
VOC | Cycle | Breakthrough time/min | Balance time/min | Adsorption capacity(g/g) | Desorption efficiency(%) |
---|---|---|---|---|---|
n?Hexane | 1st | 32 | 64 | 1.18 | 99.3 |
2nd | 30 | 62 | 1.17 | 99.6 | |
3rd | 28 | 60 | 1.16 | 99.5 | |
4th | 28 | 60 | 1.16 | 99.3 | |
5th | 30 | 62 | 1.17 | 99.2 | |
Toluene | 1st | 24 | 56 | 0.810 | 99.7 |
2nd | 22 | 54 | 0.720 | 99.5 | |
3rd | 20 | 52 | 0.590 | 99.7 | |
4th | 20 | 52 | 0.620 | 99.3 | |
5th | 22 | 54 | 0.730 | 99.1 |
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