CIESC Journal ›› 2022, Vol. 73 ›› Issue (9): 4003-4014.DOI: 10.11949/0438-1157.20220511
• Surface and interface engineering • Previous Articles Next Articles
Yi LIAO(), Yabin NIU, Yanqiu PAN(), Lu YU
Received:
2022-04-08
Revised:
2022-05-12
Online:
2022-10-09
Published:
2022-09-05
Contact:
Yanqiu PAN
通讯作者:
潘艳秋
作者简介:
廖艺(1998—),女,硕士研究生,liaoyi@mail.dlut.edu.cn
基金资助:
CLC Number:
Yi LIAO, Yabin NIU, Yanqiu PAN, Lu YU. Modeling the effects of mixed surfactants on the behaviors and properties of the oil-water interface with molecular dynamics[J]. CIESC Journal, 2022, 73(9): 4003-4014.
廖艺, 牛亚宾, 潘艳秋, 俞路. 复配表面活性剂对油水界面行为和性质影响的模拟研究[J]. 化工学报, 2022, 73(9): 4003-4014.
体系分类 | n1(ASAA) | n2(CSAA) | 水 | 油 |
---|---|---|---|---|
单一体系(CSAA) | 0 | 16 | 2000 | 50 |
复配体系(Mix) | 4 | 13 | 2000 | 50 |
8 | 10 | 2000 | 50 | |
9 | 9 | 2000 | 50 | |
12 | 6 | 2000 | 50 | |
16 | 3 | 2000 | 50 | |
单一体系(ASAA) | 20 | 0 | 2000 | 50 |
纯油水体系(Oil/Water) | — | — | 2000 | 50 |
Table 1 The number of molecules in simulated system
体系分类 | n1(ASAA) | n2(CSAA) | 水 | 油 |
---|---|---|---|---|
单一体系(CSAA) | 0 | 16 | 2000 | 50 |
复配体系(Mix) | 4 | 13 | 2000 | 50 |
8 | 10 | 2000 | 50 | |
9 | 9 | 2000 | 50 | |
12 | 6 | 2000 | 50 | |
16 | 3 | 2000 | 50 | |
单一体系(ASAA) | 20 | 0 | 2000 | 50 |
纯油水体系(Oil/Water) | — | — | 2000 | 50 |
复配比 | ΔASDS/CTAB/nm2 | ΔASLS/CTAB/nm2 |
---|---|---|
4/13 | 0.42 | 0.38 |
8/10 | 0.52 | 0.48 |
9/9 | 0.45 | 0.38 |
12/6 | 0.43 | 0.37 |
16/3 | 0.26 | 0.23 |
Table 2 Reduction of adsorption cross-sectional area at the oil-water interface of ASAA/CSAA system
复配比 | ΔASDS/CTAB/nm2 | ΔASLS/CTAB/nm2 |
---|---|---|
4/13 | 0.42 | 0.38 |
8/10 | 0.52 | 0.48 |
9/9 | 0.45 | 0.38 |
12/6 | 0.43 | 0.37 |
16/3 | 0.26 | 0.23 |
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