KR100406851B1 - 자철광을 함유한 중금속 흡착제용 중형기공성 실리카의제조방법 - Google Patents
자철광을 함유한 중금속 흡착제용 중형기공성 실리카의제조방법 Download PDFInfo
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- KR100406851B1 KR100406851B1 KR10-2001-0050433A KR20010050433A KR100406851B1 KR 100406851 B1 KR100406851 B1 KR 100406851B1 KR 20010050433 A KR20010050433 A KR 20010050433A KR 100406851 B1 KR100406851 B1 KR 100406851B1
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- Prior art keywords
- medium
- magnetite
- heavy metal
- porous silica
- silica
- 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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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 80
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 33
- 239000003463 adsorbent Substances 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000011148 porous material Substances 0.000 claims abstract description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000000638 solvent extraction Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 16
- 125000003277 amino group Chemical group 0.000 claims abstract description 13
- 150000002500 ions Chemical class 0.000 claims abstract description 12
- 239000002243 precursor Substances 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 5
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 claims description 6
- 239000000693 micelle Substances 0.000 claims description 5
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 150000003973 alkyl amines Chemical class 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims description 2
- 238000001291 vacuum drying Methods 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 description 9
- 238000010304 firing Methods 0.000 description 8
- 229910052595 hematite Inorganic materials 0.000 description 8
- 239000011019 hematite Substances 0.000 description 8
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 8
- 239000003446 ligand Substances 0.000 description 7
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 229910001431 copper ion Inorganic materials 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- FJLUATLTXUNBOT-UHFFFAOYSA-N 1-Hexadecylamine Chemical compound CCCCCCCCCCCCCCCCN FJLUATLTXUNBOT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000007853 buffer solution Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 150000003983 crown ethers Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 229910052809 inorganic oxide Inorganic materials 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- IWZKICVEHNUQTL-UHFFFAOYSA-M potassium hydrogen phthalate Chemical compound [K+].OC(=O)C1=CC=CC=C1C([O-])=O IWZKICVEHNUQTL-UHFFFAOYSA-M 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 230000004580 weight loss Effects 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
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
-
- 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
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3085—Chemical treatments not covered by groups B01J20/3007 - B01J20/3078
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/62—Heavy metal compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
시료명 | 기공크기(Å) | 비표면적(m2/g) | 기공체적(cm3/g) | 면간거리 (Å) |
MSM | 29 | 132 | 0.15 | 45.46 |
MSM-e(실시예 1) | 29 | 673 | 0.75 | 46.22 |
MSM-c(실시예 2) | 30 | 1003 | 1.05 | 43.92 |
2N-MSM-e | 20 | 513 | 0.35 | 47.97 |
시료명 | 보자력 (Oe) | 최고자력값 (emu/g) |
자철광 | 287 | 82.6 |
MSM-e(실시예 1) | 274 | 10.9 |
MSM-c(실시예 2) | 282 | 1.5 |
2N-MSM-e | 313 | 6.9 |
Claims (6)
- 물과 알코올을 용매로 하여 구조유도체와 실리카전구체를 반응시키는 단계(A)와; (A)단계의 생성물에 자철광을 투입하여 자철광을 중심으로 중형기공성 실리카가 부착되도록 하는 단계(B)와; (B)단계의 생성물을 건조시키고 용매추출에 의하여 구조유도체를 제거하는 단계(C)와; 중금속 이온을 흡착시키기 위한 아민기를 중형기공성 실리카의 기공 내부에 부착시키는 단계(D)를 포함하는 자철광을 함유한 중형기공성 실리카의 제조방법.
- 제1항에 있어서, (A)단계에서 구조유도체로 탄소수가 12∼16개인 비이온계 알킬아민 계면활성제를 사용하는 것을 특징으로 하는 자철광을 함유한 중형기공성 실리카의 제조방법.
- 제1항에 있어서, (A)단계에서 실리카전구체로 테트라에톡시실란 또는 테트라메톡시실란을 사용하는 것을 특징으로 하는 자철광을 함유한 중형기공성 실리카의 제조방법.
- 제1항에 있어서, (A)단계에서 미셀이 크게 형성되도록 트리메틸벤젠을 사용하는 것을 특징으로 하는 자철광을 함유한 중형기공성 실리카의 제조방법.
- 제1항에 있어서, (C)단계의 용매추출이 (B)단계에서 제조된 생성물을 60∼100℃에서 1∼20시간 동안 진공건조한 후, 에탄올을 이용하여 10∼24시간 동안 실시되는 것을 특징으로 하는 자철광을 함유한 중형기공성 실리카의 제조방법.
- 제1항에 의하여 제조된 자철광을 함유한 중형기공성 실리카를 중금속 흡착제로 사용하여 수용액 중에 투입하여 중금속 이온을 흡착시킨 후 자력을 이용하여 회수하는 것을 특징으로 하는 중금속 흡착제의 회수방법.
Priority Applications (1)
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KR10-2001-0050433A KR100406851B1 (ko) | 2001-08-21 | 2001-08-21 | 자철광을 함유한 중금속 흡착제용 중형기공성 실리카의제조방법 |
Applications Claiming Priority (1)
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KR10-2001-0050433A KR100406851B1 (ko) | 2001-08-21 | 2001-08-21 | 자철광을 함유한 중금속 흡착제용 중형기공성 실리카의제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20030016730A KR20030016730A (ko) | 2003-03-03 |
KR100406851B1 true KR100406851B1 (ko) | 2003-11-21 |
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KR10-2001-0050433A Expired - Fee Related KR100406851B1 (ko) | 2001-08-21 | 2001-08-21 | 자철광을 함유한 중금속 흡착제용 중형기공성 실리카의제조방법 |
Country Status (1)
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KR (1) | KR100406851B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101111536B1 (ko) * | 2010-07-30 | 2012-03-13 | 강원대학교산학협력단 | 중금속 흡착제의 제조방법 |
CN102627338B (zh) * | 2012-04-05 | 2014-06-04 | 广州大学 | 处理水中重金属的装置及多孔硅处理重金属污染的用途 |
PH12019050291A1 (en) * | 2019-11-20 | 2021-08-23 | Univ Of The Philippines Los Ba¤Os | Modified Nanostructured Silica Materials for Heavy Metal Removal from Contaminated Water and the Methods of Production Thereof |
KR102314406B1 (ko) * | 2019-12-30 | 2021-10-19 | 한국산업기술대학교산학협력단 | 자성을 보유하는 실리카 입자의 제조 방법 |
CN116371362B (zh) * | 2023-04-19 | 2024-08-16 | 哈尔滨工业大学(深圳) | 一种基于咖啡壳活性炭吸附剂的制备方法及其产物与应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5039559A (en) * | 1988-05-24 | 1991-08-13 | Sang Jean V | Method of making magnetically attractable particles |
JPH07235407A (ja) * | 1994-02-22 | 1995-09-05 | Hitachi Ltd | 磁気粒子 |
EP0757106A2 (en) * | 1995-07-07 | 1997-02-05 | Toyo Boseki Kabushiki Kaisha | Nucleic acid-bondable magnetic carrier and method for isolating nucleic acid using the same |
JPH10214710A (ja) * | 1997-01-28 | 1998-08-11 | Tosoh Corp | 磁性シリカゲル及びその製造方法 |
JPH11313670A (ja) * | 1997-12-25 | 1999-11-16 | Tosoh Corp | 磁性担体、その製造方法及びこれを用いた核酸抽出方法 |
KR20000070335A (ko) * | 1997-01-21 | 2000-11-25 | 스티브 티. 트링커, 메기오 로버트 | 자성 물질상의 실리카 흡착제 |
-
2001
- 2001-08-21 KR KR10-2001-0050433A patent/KR100406851B1/ko not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5039559A (en) * | 1988-05-24 | 1991-08-13 | Sang Jean V | Method of making magnetically attractable particles |
JPH07235407A (ja) * | 1994-02-22 | 1995-09-05 | Hitachi Ltd | 磁気粒子 |
EP0757106A2 (en) * | 1995-07-07 | 1997-02-05 | Toyo Boseki Kabushiki Kaisha | Nucleic acid-bondable magnetic carrier and method for isolating nucleic acid using the same |
KR20000070335A (ko) * | 1997-01-21 | 2000-11-25 | 스티브 티. 트링커, 메기오 로버트 | 자성 물질상의 실리카 흡착제 |
JPH10214710A (ja) * | 1997-01-28 | 1998-08-11 | Tosoh Corp | 磁性シリカゲル及びその製造方法 |
JPH11313670A (ja) * | 1997-12-25 | 1999-11-16 | Tosoh Corp | 磁性担体、その製造方法及びこれを用いた核酸抽出方法 |
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KR20030016730A (ko) | 2003-03-03 |
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