KR100496069B1 - 탄화수소 흡착용 촉매 조성물 - Google Patents
탄화수소 흡착용 촉매 조성물 Download PDFInfo
- Publication number
- KR100496069B1 KR100496069B1 KR10-2002-0070427A KR20020070427A KR100496069B1 KR 100496069 B1 KR100496069 B1 KR 100496069B1 KR 20020070427 A KR20020070427 A KR 20020070427A KR 100496069 B1 KR100496069 B1 KR 100496069B1
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- Prior art keywords
- hydrocarbon adsorption
- catalyst
- catalyst composition
- layer
- hydrocarbon
- Prior art date
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Classifications
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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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/80—Mixtures of different zeolites
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
- B01J29/084—Y-type faujasite
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/7003—A-type
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/7007—Zeolite Beta
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Exhaust Gas After Treatment (AREA)
- Catalysts (AREA)
Abstract
Description
촉매 시스템 1(g/ℓ) | 촉매 시스템 2(g/ℓ) | 흡착층 | ||
물 흡수층(g/ℓ) | 탄화수소 흡착층(g/ℓ) | |||
실시예 1 | 50 | 30 | 20 | 100 |
실시예 2 | 50 | 30 | 40 | 100 |
실시예 3 | 50 | 30 | 40 | 60 |
실시예 4 | 50 | 30 | 20 | 60 |
실시예 5 | 50 | 30 | 40 | 20 |
실시예 6 | 50 | 30 | 20 | 20 |
단 계 | 시간(초) | 거 리 | 비 고 |
저온시동시험 초기단계 | 505 | 5.78km (3.59 mile) | 저온시동 |
저온시동시험 안정단계 | 865 | 6.29km (3.91 mile) | |
주 차 | 9-11분 | - | |
고온시동 시험 단계 | 505 | 5.78km (3.59 mile) | 고온시동 |
계 | 44분 | 17.84km(11.59 mile) |
Claims (12)
- 소수성 제올라이트로 구성된 탄화수소 흡착층 ; 및 2 촉매시스템이 순차적으로 코팅된 탄화수소 흡착용 촉매조성물에 있어서, 상기 탄화수소 흡착층에 친수성 제올라이트로 구성된 물흡수층이 더욱 포함되는 것을 특징으로 하는 탄화수소 흡착용 촉매조성물.
- 제 1 항에 있어서, 상기 2 촉매시스템이 세륨/지르코늄 복합 산화물, 또는 지르코늄 산화물에 제 1 촉매로 백금이 담지된 활성 알루미나 및 제 2 촉매로 로듐이 담지된 활성 알루미나의 혼합 슬러리로 구성된 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 제 1 항에 있어서, 상기 물 흡수층이 촉매시스템 및 탄화수소 흡착층 사이에 삽입된 이중층 구조인 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 제 1 항에 있어서, 상기 물 흡수층이 탄화수소 흡착층과 혼합된 단일층 구조인 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 삭제
- 제 1 항에 있어서, 상기 소수성 제올라이트가 Y형 제올라이트, 제올라이트 베타 및 MFI 구조를 갖는 제올라이트로 구성된 군에서 선택된 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 삭제
- 제 1 항에 있어서, 상기 친수성 제올라이트가 A형 제올라이트인 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 제 1 항에 있어서, 상기 탄화수소 흡착층이 단위 부피당 촉매충진량을 20 ∼ 100 g/ℓ인 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 제 9 항에 있어서, 상기 탄화수소 흡착층이 단위 부피당 촉매충진량을 60 ∼ 100 g/ℓ인 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 제 1 항에 있어서, 상기 물흡수층이 단위 부피당 촉매충진량을 20 ∼ 40 g/ℓ인 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
- 제 1 항에 있어서, 상기 촉매 조성물이 탄화수소 흡착층 100 g/ℓ 및 물 흡수층 20 g/ℓ으로 이루어진 것을 특징으로 하는 탄화수소 흡착용 촉매 조성물.
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KR10-2002-0070427A KR100496069B1 (ko) | 2002-11-13 | 2002-11-13 | 탄화수소 흡착용 촉매 조성물 |
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KR10-2002-0070427A KR100496069B1 (ko) | 2002-11-13 | 2002-11-13 | 탄화수소 흡착용 촉매 조성물 |
Publications (2)
Publication Number | Publication Date |
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KR20040042234A KR20040042234A (ko) | 2004-05-20 |
KR100496069B1 true KR100496069B1 (ko) | 2005-06-16 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100783891B1 (ko) * | 2006-04-27 | 2007-12-10 | 현대자동차주식회사 | 산소저장능이 최적화된 탄화수소 흡착형 삼원촉매 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940003598A (ko) * | 1992-08-05 | 1994-03-12 | 알프레드 엘. 미첼슨 | 탄화수소의 제거 방법 및 이의 시스템 |
JPH06170172A (ja) * | 1992-12-01 | 1994-06-21 | Nissan Motor Co Ltd | 炭化水素吸着触媒 |
JPH0847644A (ja) * | 1994-08-04 | 1996-02-20 | Hino Motors Ltd | 排ガス浄化触媒 |
US6048509A (en) * | 1997-05-23 | 2000-04-11 | Nippon Sanso Corporation | Gas purifying process and gas purifying apparatus |
US20010006934A1 (en) * | 1999-12-27 | 2001-07-05 | Nissan Motor Co., Ltd. | Catalytic converter with multilayered catalyst system |
KR20020061011A (ko) * | 1999-12-28 | 2002-07-19 | 코닝 인코포레이티드 | 제올라이트/알루미나 촉매 지지체 조성물 및 이의 제조방법 |
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- 2002-11-13 KR KR10-2002-0070427A patent/KR100496069B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940003598A (ko) * | 1992-08-05 | 1994-03-12 | 알프레드 엘. 미첼슨 | 탄화수소의 제거 방법 및 이의 시스템 |
JPH06170172A (ja) * | 1992-12-01 | 1994-06-21 | Nissan Motor Co Ltd | 炭化水素吸着触媒 |
JPH0847644A (ja) * | 1994-08-04 | 1996-02-20 | Hino Motors Ltd | 排ガス浄化触媒 |
US6048509A (en) * | 1997-05-23 | 2000-04-11 | Nippon Sanso Corporation | Gas purifying process and gas purifying apparatus |
US20010006934A1 (en) * | 1999-12-27 | 2001-07-05 | Nissan Motor Co., Ltd. | Catalytic converter with multilayered catalyst system |
KR20020061011A (ko) * | 1999-12-28 | 2002-07-19 | 코닝 인코포레이티드 | 제올라이트/알루미나 촉매 지지체 조성물 및 이의 제조방법 |
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