KR20150095945A - 특정 공극률을 가지며 지르코늄 산화물, 및 세륨 이외의 1종 이상 희토류의 산화물을 기재로 한 조성물, 상기 조성물의 제조 방법 및 촉매 작용에서의 그 용도 - Google Patents
특정 공극률을 가지며 지르코늄 산화물, 및 세륨 이외의 1종 이상 희토류의 산화물을 기재로 한 조성물, 상기 조성물의 제조 방법 및 촉매 작용에서의 그 용도 Download PDFInfo
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Abstract
Description
도 1은 본 발명에 따른 생성물의 공극 분포를 나타내는 그래프이다.
비표면적 (m2/g) 실시예 |
4시간 700℃ |
4시간 900℃ |
4시간 1000℃ |
4시간 1100℃ |
4시간 1150℃ |
10시간 1200℃ |
1 | 75 | 64.6 | 48.3 | 27 | 11.8 | 2.6 |
비교예 2 | 66.5 | 46.5 | 21.6 | 6.2 | 1.1 |
실시예 | 총 공극 부피 (ml Hg/g) |
공극 크기 (nm) |
1 | 1.7 | 25 및 120 |
비교예 2 | 1.3 | 25 |
성분 | 희박 연료 풍부도(Lean mixture richness) : 0.979 부피% |
농후 연료 풍부도(Rich mixture richness) : 1.024 부피% |
CO2 | 14.00 | 14.00 |
H2O | 10.00 | 10.00 |
CO | 0.40 | 1.40 |
O2 | 0.80 | 0.40 |
C3H6 | 0.0375 | 0.0375 |
C3H8 | 0.0125 | 0.0125 |
NO | 0.095 | 0.095 |
N2 | 100의 나머지 | 100의 나머지 |
농후 연료 | ||||
|
NO 전환 온도(℃) | C3H6 전환 온도(℃) | ||
비교예 2 | 실시예 1 | 비교예 2 | 실시예 1 | |
T 20% (1) | 345 | 333 | 350 | 350 |
T 50% (2) | 360 | 339 | 360 | 352 |
희박 연료 | ||||
|
CO 전환 온도(℃) | C3H6 전환 온도(℃) | ||
비교예 2 | 실시예 1 | 비교예 2 | 실시예 1 | |
T 20% | 285 | 285 | 325 | 304 |
T 50% | 310 | 300 | 420 | 410 |
비표면적 (m2/g) 실시예 |
4시간 900℃ |
4시간 1000℃ |
4시간 1100℃ |
4시간 1150℃ |
10시간 1200℃ |
6 | 65 | 50 | 33 | 15 | 5 |
7 | 58 | 50 | 26 | 13 | 4 |
실시예 | 총 공극 부피 (ml Hg/g) |
6 | 1.9 |
7 | 1.7 |
Claims (1)
- 50 중량% 이상 중량비의 지르코늄 산화물, 및 세륨 이외의 1종 이상 희토류의 산화물을 기재로 하는 조성물로서, 900℃의 온도에서 4시간 동안 하소된 후에는 각각의 공극 집단의 직경이 제1 집단은 20nm 내지 40nm의 값을 중심으로 하고, 제2 집단은 80nm 내지 200nm의 값을 중심으로 하는 두 공극 집단을 나타내며, 1100℃에서 4시간 동안 하소된 후에는 비표면적이 25 ㎡/g 이상인 것을 특징으로 하는 조성물의 용도.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1004653A FR2967993B1 (fr) | 2010-11-30 | 2010-11-30 | Composition a base d'oxyde de zirconium et d'au moins un oxyde d'une terre rare autre que le cerium, a porosite specifique, ses procedes de preparation et son utilisation en catalyse |
FR10/04653 | 2010-11-30 | ||
PCT/EP2011/070569 WO2012072439A1 (fr) | 2010-11-30 | 2011-11-21 | Composition a base d'oxyde de zirconium et d'au moins un oxyde d'une terre rare autre que le cerium, a porosite specifique, ses procedes de preparation et son utilisation en catalyse |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020137013758A Division KR20130084305A (ko) | 2010-11-30 | 2011-11-21 | 특정 공극률을 가지며 지르코늄 산화물, 및 세륨 이외의 1종 이상 희토류의 산화물을 기재로 한 조성물, 상기 조성물의 제조 방법 및 촉매 작용에서의 그 용도 |
Publications (2)
Publication Number | Publication Date |
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KR20150095945A true KR20150095945A (ko) | 2015-08-21 |
KR101793353B1 KR101793353B1 (ko) | 2017-11-02 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020157021026A Active KR101793353B1 (ko) | 2010-11-30 | 2011-11-21 | 특정 공극률을 가지며 지르코늄 산화물, 및 세륨 이외의 1종 이상 희토류의 산화물을 기재로 한 조성물, 상기 조성물의 제조 방법 및 촉매 작용에서의 그 용도 |
KR1020137013758A KR20130084305A (ko) | 2010-11-30 | 2011-11-21 | 특정 공극률을 가지며 지르코늄 산화물, 및 세륨 이외의 1종 이상 희토류의 산화물을 기재로 한 조성물, 상기 조성물의 제조 방법 및 촉매 작용에서의 그 용도 |
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US (1) | US10189010B2 (ko) |
EP (1) | EP2646370B1 (ko) |
JP (1) | JP5801411B2 (ko) |
KR (2) | KR101793353B1 (ko) |
CN (1) | CN103249676B (ko) |
CA (1) | CA2814970C (ko) |
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PL (1) | PL2646370T3 (ko) |
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KR20240049656A (ko) | 2014-09-05 | 2024-04-16 | 네오 퍼포먼스 메터리얼즈 (싱가포르) 프라이베이트 리미티드 | 다공성 세륨 및 지르코늄을 포함하는 산화물 |
JP6727079B2 (ja) * | 2015-10-07 | 2020-07-22 | 昭和電工株式会社 | 不飽和アルコール製造用触媒及び不飽和アルコールの製造方法 |
KR102580600B1 (ko) * | 2016-04-26 | 2023-09-21 | 로디아 오퍼레이션스 | 세륨- 및 지르코늄-기재 혼합 산화물 |
FR3050450A1 (fr) * | 2016-04-26 | 2017-10-27 | Rhodia Operations | Oxyde mixte a base de cerium et de zirconium |
DK3507009T3 (da) | 2016-08-31 | 2021-11-15 | Shell Int Research | Fremgangsmåde til fremstilling af en methanoxideringskatalysator |
AU2017318277B2 (en) | 2016-08-31 | 2019-12-05 | Shell Internationale Research Maatschappij B.V. | Methane oxidation catalyst, process to prepare the same and method of using the same |
CN108855023B (zh) * | 2017-05-11 | 2020-07-07 | 中国石油化工股份有限公司 | 一种烟气脱硝催化剂的制备方法及脱硝工艺 |
JP7211709B2 (ja) * | 2018-02-27 | 2023-01-24 | エヌ・イーケムキャット株式会社 | 排ガス浄化用三元触媒及びその製造方法、並びに一体構造型排ガス浄化用触媒 |
US10500562B2 (en) * | 2018-04-05 | 2019-12-10 | Magnesium Elektron Ltd. | Zirconia-based compositions for use in passive NOx adsorber devices |
WO2021012107A1 (en) | 2019-07-19 | 2021-01-28 | Rhodia Operations | Mixed oxide based on cerium and zirconium |
KR20240014060A (ko) | 2021-05-28 | 2024-01-31 | 로디아 오퍼레이션스 | 특정 다공성 프로파일을 갖는 산화알루미늄과 산화세륨의 조성물 |
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FR2701472B1 (fr) * | 1993-02-10 | 1995-05-24 | Rhone Poulenc Chimie | Procédé de préparation de compositions à base d'oxydes mixtes de zirconium et de cérium. |
WO1998045212A1 (en) | 1997-04-04 | 1998-10-15 | Rhodia Rare Earths Inc. | CERIUM OXIDES, ZIRCONIUM OXIDES, Ce/Zr MIXED OXIDES AND Ce/Zr SOLID SOLUTIONS HAVING IMPROVED THERMAL STABILITY AND OXYGEN STORAGE CAPACITY |
EP1479651B2 (en) * | 2003-05-21 | 2017-07-19 | Toyota Jidosha Kabushiki Kaisha | Method for production of porous composite oxide |
CN1552517A (zh) * | 2003-12-19 | 2004-12-08 | 广东工业大学 | 纳米级铈锆稀土复合氧化物固溶体基催化剂的制备方法 |
FR2866871B1 (fr) * | 2004-02-26 | 2007-01-19 | Rhodia Chimie Sa | Composition a base d'oxydes de zirconium, de praseodyme, de lanthane ou de neodyme, procede de preparation et utilisation dans un systeme catalytique |
FR2868768B1 (fr) * | 2004-04-07 | 2007-07-20 | Rhodia Chimie Sa | Composition a base d'oxydes de zirconium et d'ytrium, procede de preparation et utilisation dans un systeme catalytique |
JP4660135B2 (ja) * | 2004-07-26 | 2011-03-30 | 第一稀元素化学工業株式会社 | ジルコニア系多孔質体及びその製造方法 |
US7964527B2 (en) * | 2006-02-17 | 2011-06-21 | Rhodia Operations | Catalytic compositions comprising the oxides of zirconium, cerium, yttrium, lanthanum and other rare earths |
JP5063252B2 (ja) * | 2006-08-22 | 2012-10-31 | 第一稀元素化学工業株式会社 | 多孔質ジルコニア系粉末及びその製造方法 |
FR2926075B1 (fr) | 2008-01-09 | 2010-08-13 | Rhodia Operations | Composition a base d'oxyde de zirconium, d'oxyde d'yttrium et d'oxyde de tungstene, procede de preparation et utilisation comme catalyseur ou support de catalyseur. |
US9950932B2 (en) * | 2009-12-29 | 2018-04-24 | 3M Innovative Properties Company | Zirconia-based particles doped with a lanthanide element |
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PL2646370T3 (pl) | 2019-11-29 |
FR2967993A1 (fr) | 2012-06-01 |
EP2646370A1 (fr) | 2013-10-09 |
JP5801411B2 (ja) | 2015-10-28 |
KR101793353B1 (ko) | 2017-11-02 |
EP2646370B1 (fr) | 2019-04-24 |
CA2814970A1 (fr) | 2012-06-07 |
US20140072492A1 (en) | 2014-03-13 |
FR2967993B1 (fr) | 2018-04-06 |
CN103249676A (zh) | 2013-08-14 |
RU2013129769A (ru) | 2015-01-10 |
RU2570810C2 (ru) | 2015-12-10 |
US10189010B2 (en) | 2019-01-29 |
WO2012072439A1 (fr) | 2012-06-07 |
KR20130084305A (ko) | 2013-07-24 |
CA2814970C (fr) | 2018-10-16 |
JP2014506221A (ja) | 2014-03-13 |
CN103249676B (zh) | 2014-12-03 |
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