KR20010074199A - 글리코 써멀법에 의한 나노 크기 세리아 분말의 제조방법 - Google Patents
글리코 써멀법에 의한 나노 크기 세리아 분말의 제조방법 Download PDFInfo
- Publication number
- KR20010074199A KR20010074199A KR1020010018806A KR20010018806A KR20010074199A KR 20010074199 A KR20010074199 A KR 20010074199A KR 1020010018806 A KR1020010018806 A KR 1020010018806A KR 20010018806 A KR20010018806 A KR 20010018806A KR 20010074199 A KR20010074199 A KR 20010074199A
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- KR
- South Korea
- Prior art keywords
- shape
- powder
- glycol
- size
- solvent
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
Abstract
Description
Claims (6)
- 세륨 전구체를 출발물질로 하여 Glycol을 용매로 사용하여 온도 150-300℃, 압력 3-30 kgf/cm2, 반응시간 1-48, 형태 및 입도 조절제를 첨가하여 세리아 분말을 합성하고, 이 분말의 크기 및 형상 조절 방법.
- 제 1 항에 있어서, 세륨 전구체는 Ce(NO3)3·6H2O, Ce2(C2O4)3·χH2O, Ce2(SO4)3·χH2O 이고, 농도는 0.1-2 mol/l 범위 중에서 선택하는 방법
- 제 1 항에 있어서, 사용한 용매는 ethylene glycol, propylene glycol, 1-4 butanediol 중에서 선택되는 1종 또는 2종 이상의 복합 용매 형태인 방법.
- 제 1 항에 있어서 반응 조건은 온도 150-300℃, 압력 3-30 kgf/㎠, 반응시간 1-48에서 반응하여 제조하는 방법
- 제 1 항에 있어서 사용한 입도 및 형상 조절제는 물, itaconic acid, HNO3중에서 선택되는 1 종 또는 2 종 이상을 선택하여 입자의 크기 및 모양을 조절하는 방법.
- 제 1 항에 있어서 사용한 입도 및 형상 조절제는 물, itaconic acid, HNO3중에서 선택되는 1 종 또는 2 종 이상을 선택하여 입자의 크기 및 모양을 조절하는 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2001-0018806A KR100417529B1 (ko) | 2001-04-09 | 2001-04-09 | 글리코 써멀법에 의한 나노 크기 세리아 분말의 제조방법 |
Applications Claiming Priority (1)
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KR10-2001-0018806A KR100417529B1 (ko) | 2001-04-09 | 2001-04-09 | 글리코 써멀법에 의한 나노 크기 세리아 분말의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20010074199A true KR20010074199A (ko) | 2001-08-04 |
KR100417529B1 KR100417529B1 (ko) | 2004-02-05 |
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KR10-2001-0018806A KR100417529B1 (ko) | 2001-04-09 | 2001-04-09 | 글리코 써멀법에 의한 나노 크기 세리아 분말의 제조방법 |
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KR (1) | KR100417529B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100477939B1 (ko) * | 2002-04-15 | 2005-03-18 | 주식회사 엘지화학 | 단결정 산화세륨 분말의 제조방법 |
KR101082620B1 (ko) * | 2004-12-16 | 2011-11-15 | 학교법인 한양학원 | 연마용 슬러리 |
CN105668605A (zh) * | 2016-01-09 | 2016-06-15 | 青岛科技大学 | 一种鸟巢状具有高比表面积介孔二氧化铈的制备方法 |
CN108994679A (zh) * | 2018-06-27 | 2018-12-14 | 河南中南工业有限责任公司 | 一种环状薄壁粉末制品的一体化生产流程及其生产系统 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7976810B2 (en) | 2007-03-16 | 2011-07-12 | Lg Chem, Ltd. | Method for preparing cerium carbonate powder |
WO2008114965A1 (en) | 2007-03-16 | 2008-09-25 | Lg Chem, Ltd. | Method for preparing cerium carbonate powder using urea |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2559755A1 (fr) * | 1984-02-20 | 1985-08-23 | Rhone Poulenc Spec Chim | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
KR960004212A (ko) * | 1994-07-08 | 1996-02-23 | 이정성 | 산화세륨(c o2)의 제조방법 |
JP2746861B2 (ja) * | 1995-11-20 | 1998-05-06 | 三井金属鉱業株式会社 | 酸化セリウム超微粒子の製造方法 |
JP2000203834A (ja) * | 1998-12-28 | 2000-07-25 | Kose Corp | 超微粒子酸化セリウム及び超微粒子金属酸化物・酸化セリウム複合体、その製造方法並びにそれを配合した樹脂組成物及び化粧料 |
-
2001
- 2001-04-09 KR KR10-2001-0018806A patent/KR100417529B1/ko active IP Right Grant
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100477939B1 (ko) * | 2002-04-15 | 2005-03-18 | 주식회사 엘지화학 | 단결정 산화세륨 분말의 제조방법 |
US7473408B2 (en) | 2002-04-15 | 2009-01-06 | Lg Chem, Ltd. | Method for preparing single crystalline cerium oxide powders |
KR101082620B1 (ko) * | 2004-12-16 | 2011-11-15 | 학교법인 한양학원 | 연마용 슬러리 |
CN105668605A (zh) * | 2016-01-09 | 2016-06-15 | 青岛科技大学 | 一种鸟巢状具有高比表面积介孔二氧化铈的制备方法 |
CN108994679A (zh) * | 2018-06-27 | 2018-12-14 | 河南中南工业有限责任公司 | 一种环状薄壁粉末制品的一体化生产流程及其生产系统 |
CN108994679B (zh) * | 2018-06-27 | 2020-07-10 | 河南中南工业有限责任公司 | 一种环状薄壁粉末制品的一体化生产流程及其生产系统 |
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Publication number | Publication date |
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KR100417529B1 (ko) | 2004-02-05 |
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