CN115651862B - 基于含磷矿石微生物改性的重金属钝化剂的制备方法 - Google Patents
基于含磷矿石微生物改性的重金属钝化剂的制备方法 Download PDFInfo
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- CN115651862B CN115651862B CN202211230318.XA CN202211230318A CN115651862B CN 115651862 B CN115651862 B CN 115651862B CN 202211230318 A CN202211230318 A CN 202211230318A CN 115651862 B CN115651862 B CN 115651862B
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- microorganism
- phosphorus
- heavy metal
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- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 73
- 244000005700 microbiome Species 0.000 title claims abstract description 63
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 59
- 239000011574 phosphorus Substances 0.000 title claims abstract description 59
- 230000004048 modification Effects 0.000 title claims abstract description 23
- 238000012986 modification Methods 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 77
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 36
- 239000001963 growth medium Substances 0.000 claims abstract description 36
- 238000009630 liquid culture Methods 0.000 claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 14
- 239000012065 filter cake Substances 0.000 claims abstract description 14
- 238000000227 grinding Methods 0.000 claims abstract description 14
- 238000000967 suction filtration Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000000376 reactant Substances 0.000 claims abstract description 8
- 238000012258 culturing Methods 0.000 claims abstract description 5
- 230000035484 reaction time Effects 0.000 claims abstract description 4
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 22
- 230000001580 bacterial effect Effects 0.000 claims description 14
- 239000011790 ferrous sulphate Substances 0.000 claims description 11
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 11
- 241000775208 Leptospirillum ferriphilum Species 0.000 claims description 4
- 238000003971 tillage Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims 4
- 241001002898 Acidithiobacillus ferrooxidans ATCC 23270 Species 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000002367 phosphate rock Substances 0.000 abstract description 10
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 abstract description 10
- 230000035558 fertility Effects 0.000 abstract description 3
- 238000002386 leaching Methods 0.000 description 22
- 229910052793 cadmium Inorganic materials 0.000 description 21
- 229910052745 lead Inorganic materials 0.000 description 20
- 230000000694 effects Effects 0.000 description 15
- 230000008439 repair process Effects 0.000 description 13
- 238000002161 passivation Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 description 6
- 239000012295 chemical reaction liquid Substances 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 6
- 229910052588 hydroxylapatite Inorganic materials 0.000 description 6
- 238000009616 inductively coupled plasma Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 6
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 6
- 241000605222 Acidithiobacillus ferrooxidans Species 0.000 description 5
- 241000589925 Leptospirillum Species 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 229910052587 fluorapatite Inorganic materials 0.000 description 4
- 239000002609 medium Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- -1 chloroapatite Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 238000005067 remediation Methods 0.000 description 2
- 238000003900 soil pollution Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 241000605118 Thiobacillus Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052586 apatite Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 238000006388 chemical passivation reaction Methods 0.000 description 1
- 229910052589 chlorapatite Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 1
- 235000019838 diammonium phosphate Nutrition 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- PROQIPRRNZUXQM-ZXXIGWHRSA-N estriol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@H]([C@H](O)C4)O)[C@@H]4[C@@H]3CCC2=C1 PROQIPRRNZUXQM-ZXXIGWHRSA-N 0.000 description 1
- 229940077441 fluorapatite Drugs 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001132 ultrasonic dispersion Methods 0.000 description 1
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- Processing Of Solid Wastes (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
Description
元素 | 有效态含量(mg/kg) |
Pb | 1280-1520 |
Cd | 38.2-38.4 |
Claims (3)
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CN202211230318.XA CN115651862B (zh) | 2022-09-30 | 2022-09-30 | 基于含磷矿石微生物改性的重金属钝化剂的制备方法 |
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CN115651862A CN115651862A (zh) | 2023-01-31 |
CN115651862B true CN115651862B (zh) | 2023-11-21 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106947720A (zh) * | 2017-04-17 | 2017-07-14 | 中南大学 | 一种能高效生物转化污染土壤中镉形态的微生物菌剂 |
CN113528146A (zh) * | 2021-08-19 | 2021-10-22 | 河南大学 | 一种表面改性掺杂二氧化硅的硫化亚铁土壤重金属钝化剂的制备和应用 |
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- 2022-09-30 CN CN202211230318.XA patent/CN115651862B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106947720A (zh) * | 2017-04-17 | 2017-07-14 | 中南大学 | 一种能高效生物转化污染土壤中镉形态的微生物菌剂 |
CN113528146A (zh) * | 2021-08-19 | 2021-10-22 | 河南大学 | 一种表面改性掺杂二氧化硅的硫化亚铁土壤重金属钝化剂的制备和应用 |
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