CN112047853A - 一种土壤除铅阻隔剂的制备方法及应用 - Google Patents
一种土壤除铅阻隔剂的制备方法及应用 Download PDFInfo
- Publication number
- CN112047853A CN112047853A CN202010751783.2A CN202010751783A CN112047853A CN 112047853 A CN112047853 A CN 112047853A CN 202010751783 A CN202010751783 A CN 202010751783A CN 112047853 A CN112047853 A CN 112047853A
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- Prior art keywords
- soil
- blocking agent
- lead
- lead removal
- solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002689 soil Substances 0.000 title claims abstract description 164
- 239000002981 blocking agent Substances 0.000 title claims abstract description 77
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- GUCPYIYFQVTFSI-UHFFFAOYSA-N 4-methoxybenzamide Chemical compound COC1=CC=C(C(N)=O)C=C1 GUCPYIYFQVTFSI-UHFFFAOYSA-N 0.000 claims abstract description 35
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000011259 mixed solution Substances 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 239000000243 solution Substances 0.000 claims abstract description 27
- DYUWTXWIYMHBQS-UHFFFAOYSA-N n-prop-2-enylprop-2-en-1-amine Chemical compound C=CCNCC=C DYUWTXWIYMHBQS-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000008098 formaldehyde solution Substances 0.000 claims abstract description 8
- 238000007031 hydroxymethylation reaction Methods 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 230000003213 activating effect Effects 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- -1 trimethyl hydroxyethyl ammonium tetrafluoroborate Chemical group 0.000 claims description 11
- 239000012190 activator Substances 0.000 claims description 10
- RVPVRDXYQKGNMQ-UHFFFAOYSA-N lead(2+) Chemical compound [Pb+2] RVPVRDXYQKGNMQ-UHFFFAOYSA-N 0.000 claims description 9
- 230000035484 reaction time Effects 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000012754 barrier agent Substances 0.000 claims 1
- 150000002500 ions Chemical class 0.000 abstract description 25
- 230000016615 flocculation Effects 0.000 abstract description 12
- 238000005189 flocculation Methods 0.000 abstract description 12
- 239000008394 flocculating agent Substances 0.000 abstract description 7
- 239000000047 product Substances 0.000 description 18
- 238000005070 sampling Methods 0.000 description 12
- 238000001228 spectrum Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 238000005067 remediation Methods 0.000 description 6
- 238000005507 spraying Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000002329 infrared spectrum Methods 0.000 description 3
- 239000002608 ionic liquid Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- LESUBZNRBDUXOH-UHFFFAOYSA-N 1-butylpyridin-1-ium;nitrate Chemical compound [O-][N+]([O-])=O.CCCC[N+]1=CC=CC=C1 LESUBZNRBDUXOH-UHFFFAOYSA-N 0.000 description 1
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 238000006683 Mannich reaction Methods 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 210000000777 hematopoietic system Anatomy 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000011987 methylation Effects 0.000 description 1
- 238000007069 methylation reaction Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000005527 soil sampling Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/02—Extraction using liquids, e.g. washing, leaching, flotation
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
- C07C237/28—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton
- C07C237/30—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton having the nitrogen atom of the carboxamide group bound to hydrogen atoms or to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010751783.2A CN112047853B (zh) | 2020-07-30 | 2020-07-30 | 一种土壤除铅阻隔剂的制备方法及应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010751783.2A CN112047853B (zh) | 2020-07-30 | 2020-07-30 | 一种土壤除铅阻隔剂的制备方法及应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112047853A true CN112047853A (zh) | 2020-12-08 |
CN112047853B CN112047853B (zh) | 2023-02-17 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010751783.2A Active CN112047853B (zh) | 2020-07-30 | 2020-07-30 | 一种土壤除铅阻隔剂的制备方法及应用 |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107417816A (zh) * | 2017-03-20 | 2017-12-01 | 浙江工商大学 | 一种接枝阴离子聚丙烯酰胺及其制备方法和应用 |
-
2020
- 2020-07-30 CN CN202010751783.2A patent/CN112047853B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107417816A (zh) * | 2017-03-20 | 2017-12-01 | 浙江工商大学 | 一种接枝阴离子聚丙烯酰胺及其制备方法和应用 |
Non-Patent Citations (3)
Title |
---|
刘健 等: "胺接枝螯合絮凝剂的制备及其除铅性能研究", 《应用化工》 * |
刘健 等: "螯合絮凝沉降法从含镉水中除镉的研究", 《应用化工》 * |
吴瑞林: "螯合絮凝剂的制备及其从废水中去除重金属离子Cd2+、Hg2+、Pb2+研究", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
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Publication number | Publication date |
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CN112047853B (zh) | 2023-02-17 |
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Effective date of registration: 20240801 Address after: Room 701, Building 1, Hubei Building, Minjing 1st Road Cross, Fengcheng 8th Road, Xi'an Economic and Technological Development Zone, Shaanxi Province 710018 Patentee after: Keshi Engineering Design Consulting Co.,Ltd. Country or region after: China Address before: 710064 No. 126 central section of South Ring Road, Yanta District, Xi'an, Shaanxi Patentee before: CHANG'AN University Country or region before: China |