CN107349900B - 一种重金属吸附剂及其制备 - Google Patents
一种重金属吸附剂及其制备 Download PDFInfo
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- CN107349900B CN107349900B CN201710632449.3A CN201710632449A CN107349900B CN 107349900 B CN107349900 B CN 107349900B CN 201710632449 A CN201710632449 A CN 201710632449A CN 107349900 B CN107349900 B CN 107349900B
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- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 27
- 239000002250 absorbent Substances 0.000 title claims abstract description 13
- 230000002745 absorbent Effects 0.000 title claims abstract description 13
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 34
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 17
- 239000010439 graphite Substances 0.000 claims abstract description 17
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 15
- 150000001875 compounds Chemical class 0.000 claims abstract description 8
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 4
- 230000003647 oxidation Effects 0.000 claims abstract 3
- 238000003756 stirring Methods 0.000 claims description 25
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 13
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 12
- 239000012153 distilled water Substances 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 7
- 239000011777 magnesium Substances 0.000 claims description 7
- 229910052749 magnesium Inorganic materials 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012286 potassium permanganate Substances 0.000 claims description 6
- 235000010344 sodium nitrate Nutrition 0.000 claims description 6
- 239000004317 sodium nitrate Substances 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 5
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 5
- 239000012279 sodium borohydride Substances 0.000 claims description 5
- 238000013019 agitation Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000005457 ice water Substances 0.000 claims description 4
- 159000000003 magnesium salts Chemical class 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 4
- 238000001291 vacuum drying Methods 0.000 claims description 4
- 238000009938 salting Methods 0.000 claims description 3
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 3
- 238000002604 ultrasonography Methods 0.000 claims description 3
- NGWKGSCSHDHHAJ-YPFQVHCOSA-N Liquoric acid Chemical compound C1C[C@H](O)C(C)(C)C2CC[C@@]3(C)[C@]4(C)C[C@H]5O[C@@H]([C@](C6)(C)C(O)=O)C[C@@]5(C)[C@@H]6C4=CC(=O)C3[C@]21C NGWKGSCSHDHHAJ-YPFQVHCOSA-N 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 5
- 238000001179 sorption measurement Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000001354 calcination Methods 0.000 abstract description 2
- 239000002243 precursor Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 16
- 239000000725 suspension Substances 0.000 description 8
- 235000015165 citric acid Nutrition 0.000 description 6
- MFUVDXOKPBAHMC-UHFFFAOYSA-N magnesium;dinitrate;hexahydrate Chemical class O.O.O.O.O.O.[Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MFUVDXOKPBAHMC-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000003463 adsorbent Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010792 warming Methods 0.000 description 4
- 239000011240 wet gel Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- -1 magnesia graphene Compound Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000021393 food security Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000012629 purifying agent Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- 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
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- 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
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
-
- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/42—Materials comprising a mixture of inorganic materials
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
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CN107349900A CN107349900A (zh) | 2017-11-17 |
CN107349900B true CN107349900B (zh) | 2018-07-31 |
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Families Citing this family (2)
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CN110252791A (zh) * | 2019-07-08 | 2019-09-20 | 知合环境(北京)有限责任公司 | 一种移除土壤中重金属污染的仿生植物 |
CN112961681A (zh) * | 2021-02-21 | 2021-06-15 | 冯家胜 | 一种用于土壤修复的改良剂及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102921376A (zh) * | 2012-11-27 | 2013-02-13 | 武汉工程大学 | 用于含磷废水处理的氢氧化镁/石墨烯复合吸附材料及其制备方法与应用 |
CN105817211A (zh) * | 2016-03-25 | 2016-08-03 | 武汉理工大学 | 一种刚果红染料吸附剂、制备和利用其处理刚果红染料废水的方法 |
CN106430172A (zh) * | 2015-08-07 | 2017-02-22 | 北京化工大学 | 一种氢氧化镁/氧化石墨烯复合材料及其制备方法与应用 |
Family Cites Families (2)
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WO2014094130A1 (en) * | 2012-12-19 | 2014-06-26 | The Governors Of The University Of Alberta | Graphene oxide for use in removing heavy metal from water |
AU2016264727A1 (en) * | 2015-05-20 | 2017-11-30 | Calgon Carbon Corporation | Sorbents for removal of mercury |
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2017
- 2017-07-28 CN CN201710632449.3A patent/CN107349900B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102921376A (zh) * | 2012-11-27 | 2013-02-13 | 武汉工程大学 | 用于含磷废水处理的氢氧化镁/石墨烯复合吸附材料及其制备方法与应用 |
CN106430172A (zh) * | 2015-08-07 | 2017-02-22 | 北京化工大学 | 一种氢氧化镁/氧化石墨烯复合材料及其制备方法与应用 |
CN105817211A (zh) * | 2016-03-25 | 2016-08-03 | 武汉理工大学 | 一种刚果红染料吸附剂、制备和利用其处理刚果红染料废水的方法 |
Non-Patent Citations (1)
Title |
---|
Sweta Mohan et al.,."Modelling of fixed bed column containing graphene oxide decorated by MgO nanocubes as adsorbent for Lead(II) removal from water".《Journal of Water Process Engineering》.2017,第17卷第216页摘要,第217页第2段,第218页最后一段. * |
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