JP4311571B2 - 重金属捕捉用キレート剤 - Google Patents
重金属捕捉用キレート剤 Download PDFInfo
- Publication number
- JP4311571B2 JP4311571B2 JP2005230345A JP2005230345A JP4311571B2 JP 4311571 B2 JP4311571 B2 JP 4311571B2 JP 2005230345 A JP2005230345 A JP 2005230345A JP 2005230345 A JP2005230345 A JP 2005230345A JP 4311571 B2 JP4311571 B2 JP 4311571B2
- Authority
- JP
- Japan
- Prior art keywords
- chelating agent
- adsorption
- pei
- heavy metal
- chromium
- 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.)
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- 239000002738 chelating agent Substances 0.000 title claims description 92
- 229910001385 heavy metal Inorganic materials 0.000 title claims description 59
- 239000003446 ligand Substances 0.000 claims description 29
- 229920000642 polymer Polymers 0.000 claims description 27
- 229920002873 Polyethylenimine Polymers 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical group CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 235000010413 sodium alginate Nutrition 0.000 claims description 5
- 239000000661 sodium alginate Substances 0.000 claims description 5
- 229940005550 sodium alginate Drugs 0.000 claims description 5
- 239000011651 chromium Substances 0.000 description 109
- 238000001179 sorption measurement Methods 0.000 description 43
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 38
- 229910052804 chromium Inorganic materials 0.000 description 37
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 35
- 238000002474 experimental method Methods 0.000 description 33
- 239000002689 soil Substances 0.000 description 25
- 239000011324 bead Substances 0.000 description 24
- 235000010410 calcium alginate Nutrition 0.000 description 24
- 239000000648 calcium alginate Substances 0.000 description 24
- 229960002681 calcium alginate Drugs 0.000 description 24
- OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 description 24
- 239000007864 aqueous solution Substances 0.000 description 18
- 230000000052 comparative effect Effects 0.000 description 18
- 229920001661 Chitosan Polymers 0.000 description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 12
- 229920000615 alginic acid Polymers 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 235000010443 alginic acid Nutrition 0.000 description 9
- 239000000783 alginic acid Substances 0.000 description 9
- 229960001126 alginic acid Drugs 0.000 description 9
- 150000004781 alginic acids Chemical class 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 239000011133 lead Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000003463 adsorbent Substances 0.000 description 6
- 229910052793 cadmium Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 150000004697 chelate complex Chemical class 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 125000003277 amino group Chemical group 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 239000013522 chelant Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000012488 sample solution Substances 0.000 description 4
- 238000012795 verification Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229940072056 alginate Drugs 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910001430 chromium ion Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 235000010418 carrageenan Nutrition 0.000 description 2
- 239000000679 carrageenan Substances 0.000 description 2
- 229940113118 carrageenan Drugs 0.000 description 2
- 229920001525 carrageenan Polymers 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- -1 for example Polymers 0.000 description 2
- 125000000879 imine group Chemical group 0.000 description 2
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 description 2
- 230000003100 immobilizing effect Effects 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- UHVMMEOXYDMDKI-JKYCWFKZSA-L zinc;1-(5-cyanopyridin-2-yl)-3-[(1s,2s)-2-(6-fluoro-2-hydroxy-3-propanoylphenyl)cyclopropyl]urea;diacetate Chemical compound [Zn+2].CC([O-])=O.CC([O-])=O.CCC(=O)C1=CC=C(F)C([C@H]2[C@H](C2)NC(=O)NC=2N=CC(=CC=2)C#N)=C1O UHVMMEOXYDMDKI-JKYCWFKZSA-L 0.000 description 2
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 1
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- KSPIHGBHKVISFI-UHFFFAOYSA-N Diphenylcarbazide Chemical compound C=1C=CC=CC=1NNC(=O)NNC1=CC=CC=C1 KSPIHGBHKVISFI-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000003247 decreasing effect Effects 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
- 238000000605 extraction Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 150000002466 imines Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Images
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- Treatment Of Water By Ion Exchange (AREA)
- Treatment Of Sludge (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
Wasay S.A.et al,Remediation of Soils Polluted by Heavy Metals Using Salts of Organic Acids and Chelating Agents.Environ.Technol.,19,369-380(1998).
Claims (4)
- 窒素型リガンドを有する第1高分子の存在下で、酸素型リガンドを有し、かつ、ゲル化可能な第2高分子をゲル化することにより得られ、不溶性担体に前記窒素型リガンドと前記酸素型リガンドとが固定化された構成の重金属捕捉用キレート剤。
- 前記第1高分子はポリエチレンイミンであることを特徴とする請求項1記載の重金属捕捉用キレート剤。
- 前記第2高分子はアルギン酸ナトリウムであることを特徴とする請求項1又は2記載の重金属捕捉用キレート剤。
- 乾燥処理されたことを特徴とする請求項1乃至3のいずれか1項記載の重金属捕捉用キレート剤。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005230345A JP4311571B2 (ja) | 2005-08-09 | 2005-08-09 | 重金属捕捉用キレート剤 |
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JP2005230345A JP4311571B2 (ja) | 2005-08-09 | 2005-08-09 | 重金属捕捉用キレート剤 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007044606A JP2007044606A (ja) | 2007-02-22 |
JP4311571B2 true JP4311571B2 (ja) | 2009-08-12 |
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JP2005230345A Active JP4311571B2 (ja) | 2005-08-09 | 2005-08-09 | 重金属捕捉用キレート剤 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008200651A (ja) * | 2007-02-22 | 2008-09-04 | Kyushu Univ | 有害イオンの回収方法 |
EP2387549B1 (en) * | 2009-01-15 | 2018-01-24 | Dow Global Technologies LLC | Chromium removal by using ion exchange resins comprising interpenetrating polymer networks |
JP6227267B2 (ja) * | 2012-03-30 | 2017-11-08 | 吉野石膏株式会社 | 石膏を含有した特定有害物質の不溶化固化材及びこれを用いた土壌の改良方法 |
US20150117953A1 (en) | 2012-03-30 | 2015-04-30 | Yoshino Gypsum Co., Ltd. | Insolubilizing agent for specific toxic substances, method for insolubilizing specific toxic substances using same, and soil improving method |
CN116143973B (zh) * | 2022-11-29 | 2023-09-08 | 嘉兴沃特泰科环保科技股份有限公司 | 一种具有重金属捕捉功能的螯合剂及其制备方法和应用 |
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- 2005-08-09 JP JP2005230345A patent/JP4311571B2/ja active Active
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JP2007044606A (ja) | 2007-02-22 |
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