BR9807930A - Ëxido de cério, óxidos de zircÈnio, óxidos misturados de ce/zr e soluções sólidas de ce/zr tendo estabilidade térmica e capacidade de armazenagem de oxigênio, aperfeiçoadas - Google Patents

Ëxido de cério, óxidos de zircÈnio, óxidos misturados de ce/zr e soluções sólidas de ce/zr tendo estabilidade térmica e capacidade de armazenagem de oxigênio, aperfeiçoadas

Info

Publication number
BR9807930A
BR9807930A BR9807930-1A BR9807930A BR9807930A BR 9807930 A BR9807930 A BR 9807930A BR 9807930 A BR9807930 A BR 9807930A BR 9807930 A BR9807930 A BR 9807930A
Authority
BR
Brazil
Prior art keywords
oxides
storage capacity
solutions
solid
oxygen storage
Prior art date
Application number
BR9807930-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Jean-Pierre Cuif
Julie Lynn Shreeve Keyer
Steven Eric Deutsch
Original Assignee
Rhodia Rare Earths Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US08/837,631 external-priority patent/US6133194A/en
Application filed by Rhodia Rare Earths Inc filed Critical Rhodia Rare Earths Inc
Priority claimed from PCT/US1998/006437 external-priority patent/WO1998045212A1/en
Publication of BR9807930A publication Critical patent/BR9807930A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/90—Other properties not specified above

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
BR9807930-1A 1997-04-04 1998-04-01 Ëxido de cério, óxidos de zircÈnio, óxidos misturados de ce/zr e soluções sólidas de ce/zr tendo estabilidade térmica e capacidade de armazenagem de oxigênio, aperfeiçoadas BR9807930A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4263997P 1997-04-04 1997-04-04
US08/837,631 US6133194A (en) 1997-04-21 1997-04-21 Cerium oxides, zirconium oxides, Ce/Zr mixed oxides and Ce/Zr solid solutions having improved thermal stability and oxygen storage capacity
PCT/US1998/006437 WO1998045212A1 (en) 1997-04-04 1998-04-01 CERIUM OXIDES, ZIRCONIUM OXIDES, Ce/Zr MIXED OXIDES AND Ce/Zr SOLID SOLUTIONS HAVING IMPROVED THERMAL STABILITY AND OXYGEN STORAGE CAPACITY

Publications (1)

Publication Number Publication Date
BR9807930A true BR9807930A (pt) 2001-09-25

Family

ID=26719470

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9807930-1A BR9807930A (pt) 1997-04-04 1998-04-01 Ëxido de cério, óxidos de zircÈnio, óxidos misturados de ce/zr e soluções sólidas de ce/zr tendo estabilidade térmica e capacidade de armazenagem de oxigênio, aperfeiçoadas

Country Status (5)

Country Link
EP (1) EP0971855A1 (zh)
KR (1) KR20010006020A (zh)
CN (1) CN1255105A (zh)
BR (1) BR9807930A (zh)
CA (1) CA2285228A1 (zh)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100417530B1 (ko) * 2001-04-09 2004-02-05 (주)케이.씨.텍 직경이 50-100㎚인 미세 산화세륨 입자의 제조방법
FR2852591B1 (fr) * 2003-03-18 2006-06-16 Rhodia Elect & Catalysis Composition a base d'oxyde de zirconium et d'oxyde de cerium a temperature maximale de reductibilite reduite, son procede de preparation et son utilisation comme catalyseur
KR20040100136A (ko) * 2003-05-21 2004-12-02 한화석유화학 주식회사 금속 산화물의 도핑 방법
CN100376484C (zh) * 2003-12-30 2008-03-26 同济大学 一种纳米铈锆复合氧化物的制备方法及应用
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
JP2008168278A (ja) * 2006-12-15 2008-07-24 Nissan Motor Co Ltd 排ガス浄化用触媒及びその製造方法
CN102442699A (zh) * 2011-09-28 2012-05-09 苏州大学 一种纳米氧化锆的制备方法
CN102513089B (zh) * 2011-12-14 2013-07-03 上海华明高纳稀土新材料有限公司 高比表面积铈锆基氧化物固溶体的制备方法
WO2018040058A1 (en) * 2016-09-02 2018-03-08 Rhodia Operations Dehydration of diols
CN106178944A (zh) * 2016-09-20 2016-12-07 东莞市爱乐居环保科技有限公司 一种高效甲醛净化剂及其制备方法
KR102426197B1 (ko) * 2017-11-30 2022-07-29 솔브레인 주식회사 산화세륨 입자의 제조방법, 산화세륨 입자 및 이를 포함하는 연마용 슬러리 조성물
CN107952424A (zh) * 2017-12-05 2018-04-24 苏州莲池环保新材料有限公司 一种纳米铈锆固溶体的制备方法
CN110327909B (zh) * 2019-06-11 2022-06-24 山东国瓷功能材料股份有限公司 一种高储氧量铈锆复合氧化物的制备方法
JP7443200B2 (ja) * 2020-09-03 2024-03-05 日本碍子株式会社 多孔質セラミックス構造体
CN113275000B (zh) * 2021-07-23 2021-11-09 山东国瓷功能材料股份有限公司 耐高温的铈锆复合氧化物及其制备方法与应用
CN114618503B (zh) * 2022-03-23 2023-07-07 中国科学院赣江创新研究院 一种高熵氧化物储氧材料及其制备方法和应用
WO2024201140A1 (en) * 2023-03-24 2024-10-03 Neo Performance Materials (Singapore) Pte. Ltd. High oxygen storage capacity cerium and zirconium containing oxide

Also Published As

Publication number Publication date
CA2285228A1 (en) 1998-10-15
KR20010006020A (ko) 2001-01-15
CN1255105A (zh) 2000-05-31
EP0971855A1 (en) 2000-01-19

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired