CN109046260B - 巯基功能化凹凸棒及其制备方法 - Google Patents
巯基功能化凹凸棒及其制备方法 Download PDFInfo
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- CN109046260B CN109046260B CN201811093838.4A CN201811093838A CN109046260B CN 109046260 B CN109046260 B CN 109046260B CN 201811093838 A CN201811093838 A CN 201811093838A CN 109046260 B CN109046260 B CN 109046260B
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- attapulgite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
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- Environmental & Geological Engineering (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
表面活性剂 | 吸附率(%) | 表面活性剂 | 吸附率(%) |
NaF | 20.68 | CTAB | 24.78 |
Na<sub>2</sub>SiO<sub>3</sub> | 26.93 | PEG-1500 | 60.46 |
SDS | 30.66 | PEG-20000 | 74.21 |
PEG-20000用量(%) | 吸附率(%) | PEG-20000用量(%) | 吸附率(%) |
5 | 82.58 | 0 | 79.68 |
7.5 | 66.92 | 0.1 | 83.7 |
10 | 66.31 | 0.3 | 93.12 |
12.5 | 60.57 | 0.5 | 94.46 |
15 | 67.21 | 1 | 93.92 |
20 | 38.47 | 2 | 90.95 |
25 | 37.24 |
pH | 吸附率(%) | pH | 吸附率(%) |
6 | 74.72 | 9 | 53.5 |
7 | 82.37 | 10 | 51.23 |
8 | 91.9 |
固液比 | 吸附率(%) | 固液比 | 吸附率(%) |
1:10 | 67 | 1:75 | 88.5 |
1:20 | 65.7 | 1:100 | 88.6 |
1:50 | 97.6 |
时间(h) | 吸附率(%) | 时间(h) | 吸附率(%) |
3 | 16.27 | 7 | 95.55 |
4 | 16.09 | 8 | 87.71 |
5 | 20.96 | 10 | 63.31 |
6 | 74.41 | 12 | 53.67 |
Claims (9)
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CN109046260A CN109046260A (zh) | 2018-12-21 |
CN109046260B true CN109046260B (zh) | 2021-06-04 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110129065A (zh) * | 2019-04-02 | 2019-08-16 | 淮阴工学院 | 一种巯基功能化凹凸棒及其制备方法 |
CN112898987A (zh) * | 2020-12-18 | 2021-06-04 | 中国科学院南京土壤研究所 | 一种去除土壤中重金属的磁性复合材料及其制备和应用 |
US11883772B2 (en) | 2021-08-06 | 2024-01-30 | Active Minerals International, Llc | Product for metal adsorption |
CN114854427B (zh) * | 2022-06-13 | 2023-08-25 | 西北师范大学 | 一种凹凸棒石基重金属离子钝化剂及其制备方法和在土壤修复中的应用 |
CN115156283A (zh) * | 2022-07-21 | 2022-10-11 | 成都理工大学 | 重金属污染土壤修复方法 |
CN115672261B (zh) * | 2022-10-31 | 2024-02-20 | 江苏海洋大学 | 一种含巯基席夫碱侧基聚合物修饰的凹凸棒土及其制备方法 |
CN116116377B (zh) * | 2023-01-10 | 2024-07-26 | 中国铁工投资建设集团有限公司 | 一种负载双金属氧化物的凹凸棒吸附剂的制备方法及其应用 |
CN117772139A (zh) * | 2024-01-12 | 2024-03-29 | 成都理工大学 | 一种巯基乙酸修饰的磁性纳米粒子的制备方法 |
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CN104528863A (zh) * | 2014-12-09 | 2015-04-22 | 厦门理工学院 | 表面活性剂改性凹凸棒土去除垃圾渗滤液中重金属的方法 |
CN107020296A (zh) * | 2017-03-03 | 2017-08-08 | 太原工业学院 | 一种水分管理结合添加钝化剂修复稻田镉污染的方法 |
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CN101254924A (zh) * | 2008-04-09 | 2008-09-03 | 中国科学院化学研究所 | 表面接枝硅烷偶联剂的改性黏土及其制备方法和用途 |
CN104549166B (zh) * | 2015-01-19 | 2017-01-11 | 华南理工大学 | 一种二巯基丙醇改性粘土矿物材料及其制备方法与应用 |
CN106732393A (zh) * | 2016-12-09 | 2017-05-31 | 天津天润益康环保科技有限公司 | 一种Cd污染土壤及废弃物的高效淋洗吸附材料的制备方法及产品 |
CN107011918B (zh) * | 2017-03-27 | 2019-11-08 | 成都理工大学 | 一种修复重金属污染土壤的巯基化膨润土及其制备方法 |
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CN104528863A (zh) * | 2014-12-09 | 2015-04-22 | 厦门理工学院 | 表面活性剂改性凹凸棒土去除垃圾渗滤液中重金属的方法 |
CN107020296A (zh) * | 2017-03-03 | 2017-08-08 | 太原工业学院 | 一种水分管理结合添加钝化剂修复稻田镉污染的方法 |
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