KR100402430B1 - 독성 오염물질 분해용 촉매 및 그 제조방법 - Google Patents
독성 오염물질 분해용 촉매 및 그 제조방법 Download PDFInfo
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- KR100402430B1 KR100402430B1 KR10-2000-0063175A KR20000063175A KR100402430B1 KR 100402430 B1 KR100402430 B1 KR 100402430B1 KR 20000063175 A KR20000063175 A KR 20000063175A KR 100402430 B1 KR100402430 B1 KR 100402430B1
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- catalyst
- titanium dioxide
- decomposition
- alumina
- cordialite
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/28—Molybdenum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8659—Removing halogens or halogen compounds
- B01D53/8662—Organic halogen compounds
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/30—Tungsten
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/648—Vanadium, niobium or tantalum or polonium
- B01J23/6482—Vanadium
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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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/89—Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium
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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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
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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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
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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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Abstract
Description
No. | 반응온도(℃) | 공간속도(hr-1) | 반응기 출구다이옥신 농도(ng TEQ/Nm3) | 다이옥신분해율 (%) | NOx분해율 (%) |
1-11-21-31-41-51-6 | 250250300300350350 | 7,00010,0007,00015,0007,00010,000 | 0.0180.070.0090.1560.0210.032 | 88.948.292.680.595.593.5 | --91.184.499.995.9 |
No. | 공간속도(hr-1) | 반응온도(℃) | 분해율 (%) |
2-12-22-33-42-52-62-72-82-92-102-11 | 5,7005,7005,7005,7005,7007,0007,0007,0008,6008,6008,600 | 250300350380400350380400350380400 | 63.158.578.490.497.259.386.394.356.179.490.2 |
No. | 공간속도(hr-1) | 반응온도(℃) | 분해율 (%) |
3-13-23-33-43-5 | 5,7005,7005,7005,7005,700 | 250300350380400 | 60.661.462.068.670.6 |
No. | 공간속도(hr-1) | 반응온도(℃) | 분해율 (%) |
4-14-24-34-44-54-64-74-8 | 5,7005,7005,7005,7005,7007,0007,0007,000 | 250300350380400350380400 | 55.086.098.099.099.955.985.794.1 |
Claims (11)
- 코르디얼라이트 표면에 촉매 총 중량을 기준으로 6 내지 12중량%의 이산화티탄(TiO2) 및 10 내지 30중량%의 알루미나(Al2O3)가 코팅되어 이루어진 코르디얼라이트-이산화티탄-알루미나 담체에, 촉매활성 성분으로써 이산화티탄의 중량을 기준으로 1 내지 6중량%의 바나듐(V) 및 1 내지 9중량%의 몰리브데늄(Mo) 또는 몰리브데늄 산화물이 담지되어 있으며, X선 회절법으로 측정한 상기 이산화티탄의 결정도가 10 내지 20%인 것을 특징으로 하는 염소계 화합물 및/또는 질소 산화물 분해용 촉매.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- (a) 이산화티탄을 400 내지 600℃에서 열소성하여, X선 회절법으로 측정한 결정도가 20% 이하가 되도록 조절하는 단계;(b) (a)단계에서 준비된 이산화티탄에 바나듐 전구체 수용액을 함침시키는 단계;(c) (b)단계의 결과물을 100 내지 300℃에서 건조한 후 400 내지 600℃에서 1 내지 5시간 동안 소성하는 단계; 및(d) (c) 단계의 결과물을 알루미나와 함께 코르디얼라이트 표면에 코팅하는 단계;를 포함하는 제1항의 염소계 화합물 및/또는 질소산화물 분해용 촉매 제조방법.
- 제8항에 있어서, 상기 (b) 단계를 실시하기 전에, 몰리브데늄(Mo), 텅스텐(W), 팔라듐(Pd) 및 이들의 산화물로부터 선택되는 하나 이상의 금속의 전구체 수용액을 (a) 단계의 결과물에 함침하는 단계 및 그 결과물을 100 내지 300℃에서 건조 및 소성하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제1항 내지 제7항중 어느 한항에 기재된 촉매를 사용하여 폴리염화 디벤조-p-다이옥신(PCDD), 폴리염화 디벤조 퓨란(PCDF), 폴리염화 비페닐(PCB) 및 클로로벤젠, 염소계 휘발성화합물, 질소산화물을 분해하는 방법.
- 제9항에 있어서, 5 부피% 내지 21 부피%의 산소농도를 유지하는 분위기하에서 실시되는 것을 특징으로 하는 방법.
- 제9항에 있어서, 분해반응이 200℃ 내지 350℃에서 실시되는 것을 특징으로 하는 방법.
Priority Applications (1)
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KR10-2000-0063175A KR100402430B1 (ko) | 2000-10-26 | 2000-10-26 | 독성 오염물질 분해용 촉매 및 그 제조방법 |
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KR10-2000-0063175A KR100402430B1 (ko) | 2000-10-26 | 2000-10-26 | 독성 오염물질 분해용 촉매 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20020032167A KR20020032167A (ko) | 2002-05-03 |
KR100402430B1 true KR100402430B1 (ko) | 2003-10-22 |
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KR10-2000-0063175A Expired - Fee Related KR100402430B1 (ko) | 2000-10-26 | 2000-10-26 | 독성 오염물질 분해용 촉매 및 그 제조방법 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100462705B1 (ko) * | 2002-04-09 | 2004-12-20 | 한국해양연구원 | 팔라듐-알루미나 촉매와 초음파를 이용한 pcb 독성저감방법 |
KR100497171B1 (ko) * | 2002-09-18 | 2005-06-23 | 주식회사 엘지화학 | 귀금속이 담지된 염소계 유기화합물의 산화분해 반응용촉매와 이의 제조방법 및 이를 이용한 염소계유기화합물의 제거방법 |
KR102040093B1 (ko) * | 2017-11-21 | 2019-11-05 | 엘지전자 주식회사 | 휘발성 유기 화합물 분해 촉매 |
CN110639548B (zh) * | 2019-09-19 | 2022-06-14 | 北京工业大学 | 一种高效催化苯氧化的单原子钯钴双金属纳米催化剂 |
CN110917872B (zh) * | 2019-11-05 | 2021-08-10 | 河北科技大学 | 一种液态合金吸收及催化氧化卤代烃的方法 |
CN114192131B (zh) * | 2021-12-01 | 2024-02-27 | 河北科技大学 | 一种处理cvoc整体式催化剂的制备方法与应用 |
CN115007137B (zh) * | 2022-07-14 | 2023-07-28 | 南大恩洁优环境技术(江苏)股份公司 | 一种二噁英净化用催化剂及其制备方法 |
WO2025135278A1 (ko) * | 2023-12-21 | 2025-06-26 | 주식회사 젬백스앤카엘 | 할로겐족 원소를 포함하는 유기 화합물에서 할로겐족 원소를 제거하는 촉매 및 그 제조 방법 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6164331A (ja) * | 1984-09-07 | 1986-04-02 | Nippon Shokubai Kagaku Kogyo Co Ltd | 排ガス浄化用触媒の製法 |
JPS61120640A (ja) * | 1984-11-19 | 1986-06-07 | Nippon Shokubai Kagaku Kogyo Co Ltd | デイ−ゼル排ガス中の一酸化炭素及びガス状炭化水素浄化用触媒 |
JPH0724260A (ja) * | 1993-07-15 | 1995-01-27 | I C T:Kk | ディーゼルエンジン排ガス浄化用触媒 |
US5696049A (en) * | 1993-03-25 | 1997-12-09 | Mitsui Mining Co., Ltd. | Catalyst for the decomposition of nitrogen oxides and a method for denitrification using the same |
KR0170366B1 (ko) * | 1988-07-15 | 1999-01-15 | 알프레드 엘. 미첼슨 | 촉매물질을 포함한 일체화된 다공성 구조체로부터 형성된 촉매물질-담체로 구성된 촉매 구조물 |
KR19990034738A (ko) * | 1997-10-30 | 1999-05-15 | 이형도 | 자동차 배기가스 정화용 촉매 |
KR20000072217A (ko) * | 2000-08-18 | 2000-12-05 | 김철홍 | 코디어라이트 촉매시스템 |
-
2000
- 2000-10-26 KR KR10-2000-0063175A patent/KR100402430B1/ko not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6164331A (ja) * | 1984-09-07 | 1986-04-02 | Nippon Shokubai Kagaku Kogyo Co Ltd | 排ガス浄化用触媒の製法 |
JPS61120640A (ja) * | 1984-11-19 | 1986-06-07 | Nippon Shokubai Kagaku Kogyo Co Ltd | デイ−ゼル排ガス中の一酸化炭素及びガス状炭化水素浄化用触媒 |
KR0170366B1 (ko) * | 1988-07-15 | 1999-01-15 | 알프레드 엘. 미첼슨 | 촉매물질을 포함한 일체화된 다공성 구조체로부터 형성된 촉매물질-담체로 구성된 촉매 구조물 |
US5696049A (en) * | 1993-03-25 | 1997-12-09 | Mitsui Mining Co., Ltd. | Catalyst for the decomposition of nitrogen oxides and a method for denitrification using the same |
JPH0724260A (ja) * | 1993-07-15 | 1995-01-27 | I C T:Kk | ディーゼルエンジン排ガス浄化用触媒 |
KR19990034738A (ko) * | 1997-10-30 | 1999-05-15 | 이형도 | 자동차 배기가스 정화용 촉매 |
KR20000072217A (ko) * | 2000-08-18 | 2000-12-05 | 김철홍 | 코디어라이트 촉매시스템 |
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