KR20200035547A - 철 나노입자를 코팅한 우라늄 오염 지하수용 활성탄의 제조방법 및 이에 의해 제조된 활성탄 - Google Patents
철 나노입자를 코팅한 우라늄 오염 지하수용 활성탄의 제조방법 및 이에 의해 제조된 활성탄 Download PDFInfo
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- KR20200035547A KR20200035547A KR1020180114699A KR20180114699A KR20200035547A KR 20200035547 A KR20200035547 A KR 20200035547A KR 1020180114699 A KR1020180114699 A KR 1020180114699A KR 20180114699 A KR20180114699 A KR 20180114699A KR 20200035547 A KR20200035547 A KR 20200035547A
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- activated carbon
- uranium
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- 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
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3234—Inorganic material layers
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- 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
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- 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
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
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- 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
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- 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
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/04—Treating liquids
- G21F9/06—Processing
- G21F9/12—Processing by absorption; by adsorption; by ion-exchange
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
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- Inorganic Chemistry (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Sorption (AREA)
Abstract
Description
도 2는 본 발명에 따른 실시예와 비교예의 활성탄 표면 SEM 사진이다.
도 3은 본 발명에 따른 실시예와 비교예의 우라늄 흡착성능을 측정한 그래프이다.
도 4는 본 발명에 따른 실시예의 중금속 흡착성능을 측정한 그래프
Claims (5)
- 활성탄 분말을 준비하는 단계;
상기 활성탄 분말을 염산 수용액과 교반하여 상기 활성탄의 불순물을 제거하는 단계;
불순물이 제거된 상기 활성탄 분말을 철 수용액에 침지하여 반응시키는 단계;
상기 활성탄 분말이 반응된 철 수용액에 수산화나트륨(NaOH) 용액을 첨가하여 중화하는 단계; 및
상기 활성탄 분말을 건조하는 단계;를 포함하는 것을 특징으로 하는 우라늄 오염 지하수용 활성탄의 제조방법. - 제1항에 있어서,
상기 활성탄의 불순물을 제거하는 단계는,
상기 활성탄 분말을 10% 내지 15% 농도의 염산 수용액에 10~14시간 교반하여 제거하는 것을 특징으로 하는 우라늄 오염 지하수용 활성탄의 제조방법. - 제1항에 있어서,
상기 활성탄을 철 수용액에 반응시키는 단계는,
0.1M 내지 0.5M 농도의 염화제이철(FeCl3) 용액에 12~15시간 반응시키는 것을 특징으로 하는 우라늄 오염 지하수용 활성탄의 제조방법. - 제1항에 있어서,
상기 중화하는 단계는,
10M 내지 12M 농도의 수산화나트륨 용액을 첨가하여 pH를 7~8로 조정하는 것을 특징으로 하는 우라늄 오염 지하수용 활성탄의 제조방법. - 제1항 내지 제4항 중 어느 하나의 방법으로 제조된 우라늄 오염 지하수용 활성탄.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180114699A KR20200035547A (ko) | 2018-09-27 | 2018-09-27 | 철 나노입자를 코팅한 우라늄 오염 지하수용 활성탄의 제조방법 및 이에 의해 제조된 활성탄 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180114699A KR20200035547A (ko) | 2018-09-27 | 2018-09-27 | 철 나노입자를 코팅한 우라늄 오염 지하수용 활성탄의 제조방법 및 이에 의해 제조된 활성탄 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20200035547A true KR20200035547A (ko) | 2020-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020180114699A Ceased KR20200035547A (ko) | 2018-09-27 | 2018-09-27 | 철 나노입자를 코팅한 우라늄 오염 지하수용 활성탄의 제조방법 및 이에 의해 제조된 활성탄 |
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| Country | Link |
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| KR (1) | KR20200035547A (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115888641A (zh) * | 2022-06-29 | 2023-04-04 | 西南科技大学 | 微生物发酵棉类生物质炭的制备及在放射性废水处理中的应用 |
| WO2025010422A1 (en) * | 2023-07-06 | 2025-01-09 | Saudi Arabian Oil Company | Modified liquid activated carbon (fe-lac) for in-situ arsenic removal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100732653B1 (ko) | 2006-07-24 | 2007-06-27 | (주)에스지알테크 | 중금속으로 오염된 지하수의 정화장치 |
| KR20150064806A (ko) | 2013-12-03 | 2015-06-12 | (주)이엔이티 | 미세조류를 이용한 방사능 오염수 정화 시스템 및 방법 |
| KR101581278B1 (ko) | 2014-12-02 | 2015-12-31 | 한국해양과학기술원 | 토양에서 분리한 자성분리입자를 이용한 방사능 오염수 정화방법 |
| KR101720098B1 (ko) | 2016-12-28 | 2017-04-10 | 주식회사 성지엔지니어링 | 휘발성 유기화합물 오염 지하수 정화 장치 |
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2018
- 2018-09-27 KR KR1020180114699A patent/KR20200035547A/ko not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100732653B1 (ko) | 2006-07-24 | 2007-06-27 | (주)에스지알테크 | 중금속으로 오염된 지하수의 정화장치 |
| KR20150064806A (ko) | 2013-12-03 | 2015-06-12 | (주)이엔이티 | 미세조류를 이용한 방사능 오염수 정화 시스템 및 방법 |
| KR101581278B1 (ko) | 2014-12-02 | 2015-12-31 | 한국해양과학기술원 | 토양에서 분리한 자성분리입자를 이용한 방사능 오염수 정화방법 |
| KR101720098B1 (ko) | 2016-12-28 | 2017-04-10 | 주식회사 성지엔지니어링 | 휘발성 유기화합물 오염 지하수 정화 장치 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115888641A (zh) * | 2022-06-29 | 2023-04-04 | 西南科技大学 | 微生物发酵棉类生物质炭的制备及在放射性废水处理中的应用 |
| CN115888641B (zh) * | 2022-06-29 | 2024-04-26 | 西南科技大学 | 微生物发酵棉类生物质炭的制备及在放射性废水处理中的应用 |
| WO2025010422A1 (en) * | 2023-07-06 | 2025-01-09 | Saudi Arabian Oil Company | Modified liquid activated carbon (fe-lac) for in-situ arsenic removal |
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