KR100865422B1 - 나노 크기 결정을 가지는 금속산화물 입자의 생성방법 - Google Patents
나노 크기 결정을 가지는 금속산화물 입자의 생성방법 Download PDFInfo
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- KR100865422B1 KR100865422B1 KR1020037006874A KR20037006874A KR100865422B1 KR 100865422 B1 KR100865422 B1 KR 100865422B1 KR 1020037006874 A KR1020037006874 A KR 1020037006874A KR 20037006874 A KR20037006874 A KR 20037006874A KR 100865422 B1 KR100865422 B1 KR 100865422B1
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- C01G45/1242—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [Mn2O4]-, e.g. LiMn2O4, Li[MxMn2-x]O4
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- C01G45/125—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type[MnO3]n-, e.g. Li2MnO3, Li2[MxMn1-xO3], (La,Sr)MnO3
- C01G45/1264—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type[MnO3]n-, e.g. Li2MnO3, Li2[MxMn1-xO3], (La,Sr)MnO3 containing rare earth, e.g. La1-xCaxMnO3, LaMnO3
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Abstract
Description
상기한 계면활성제는 비이온 계면활성제이다. 이용 가능한 다른 계면활성제는 다음을 포함한다:
Claims (20)
- (a) 하나 또는 그 이상의 금속 양이온을 함유하는 용액을 준비하는 단계;(b) 상기 단계(a)에서 얻어진 용액을 계면활성제 미셀이 용액내에 형성되는 조건하에서 계면활성제와 혼합하여 미셀 액체를 형성하는 단계; 그리고(c) 상기 단계(b)에서 얻어진 미셀 액체를 가열하여 금속산화물을 형성하는 단계를 포함하고, 상기 가열단계는 상기 계면활성제를 제거하기 위한 온도 및 시간동안 실행되어 정열되지 않은 기공구조를 가지는 금속산화물을 형성하는 나노 크기의 결정을 가지는 금속산화물 입자를 생성하는 방법
- 제1항에 있어서, 상기 금속산화물 입자는 적어도 2개의 금속이온과 상기 입자내에 균일하게 분포되어 있는 다른 원자종들을 포함하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 단계 (C)전에 겔을 형성하기 위하여 상기 단계 (B)에서 형성된 미셀 액체를 처리하는 단계를 더욱 포함하며, 상기 겔은 계면활성제 미셀 또는 계면활성제 분자를 정열함으로써 형성하는 것을 특징으로 하는 방법.
- 삭제
- 제1항에 있어서, 상기 하나 또는 그 이상의 금속 양이온을 함유하는 용액은 금속 양이온 농축액인 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 하나 또는 그 이상의 금속 양이온은 주기율표의 1A, 2A, 3A, 4A, 5A 그리고 6A 그룹으로부터의 금속 양이온과 전이금속, 란타나이드 그리고 액티나이드, 그리고 이들의 혼합물로 이루어지는 그룹으로부터 선택되는 것을 특징으로 하는 방법.
- 삭제
- 제1항에 있어서, 상기 계면활성제는 비이온 계면활성제, 양이온 계면활성제, 음이온 계면활성제 그리고 양이온 계면활성제로 이루어지는 그룹에서 선택되는 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 단계(c)는 미셀 액체를 600℃를 넘지 않는 최대 적용온도까지 가열하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제9항에 있어서, 상기 최대 적용온도가 450℃를 넘지 않는 것을 특징으로 하는 방법.
- 제9항에 있어서, 상기 최대 적용온도가 300℃를 넘지 않는 것을 특징으로 하는 방법.
- 삭제
- 제1항에 있어서, 상기 입자의 결정크기는 1-50 nm 범위내인 것을 특징으로 하는 방법.
- 제13항에 있어서, 상기 입자의 결정크기는 1-20 nm 범위내인 것을 특징으로 하는 방법.
- 제13항에 있어서, 상기 입자의 결정크기는 2-10 nm 범위내인 것을 특징으로 하는 방법.
- 제13항에 있어서, 상기 입자의 결정크기는 2-8 nm 범위내인 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 입자는 실질적으로 결정상인 것을 특징으로 하는 방법.
- 삭제
- 삭제
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/721,490 | 2000-11-21 | ||
US09/721,490 US6752979B1 (en) | 2000-11-21 | 2000-11-21 | Production of metal oxide particles with nano-sized grains |
PCT/AU2001/001510 WO2002042201A1 (en) | 2000-11-21 | 2001-11-21 | Production of fine-grained particles |
Publications (2)
Publication Number | Publication Date |
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KR20030072549A KR20030072549A (ko) | 2003-09-15 |
KR100865422B1 true KR100865422B1 (ko) | 2008-10-24 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020037006874A KR100865422B1 (ko) | 2000-11-21 | 2001-11-21 | 나노 크기 결정을 가지는 금속산화물 입자의 생성방법 |
Country Status (16)
Country | Link |
---|---|
US (2) | US6752979B1 (ko) |
EP (1) | EP1355853B1 (ko) |
JP (2) | JP5116933B2 (ko) |
KR (1) | KR100865422B1 (ko) |
CN (1) | CN1476413B (ko) |
AT (1) | ATE427908T1 (ko) |
AU (2) | AU2002214847B2 (ko) |
CA (1) | CA2429412C (ko) |
DE (1) | DE60138308D1 (ko) |
ES (1) | ES2326623T3 (ko) |
HK (1) | HK1060108A1 (ko) |
MY (1) | MY138293A (ko) |
NZ (1) | NZ526591A (ko) |
TW (1) | TWI243798B (ko) |
WO (1) | WO2002042201A1 (ko) |
ZA (1) | ZA200304743B (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014196786A1 (ko) * | 2013-06-07 | 2014-12-11 | 주식회사 엘지화학 | 금속 나노입자의 제조방법 |
KR101557561B1 (ko) | 2012-12-27 | 2015-10-07 | 주식회사 엘지화학 | 담체에 담지된 중공 금속 나노입자 |
KR101604894B1 (ko) * | 2012-12-27 | 2016-03-18 | 주식회사 엘지화학 | 담체에 담지된 중공 금속 나노입자의 제조방법 |
WO2016047906A1 (ko) * | 2014-09-24 | 2016-03-31 | 주식회사 엘지화학 | 중공 금속 나노입자, 이를 포함하는 촉매 및 중공 금속 나노입자의 제조방법 |
Families Citing this family (102)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4170563B2 (ja) * | 2000-06-12 | 2008-10-22 | 独立行政法人科学技術振興機構 | 結晶化した細孔壁を持つメソポーラス遷移金属酸化物及びその製造方法 |
US6752979B1 (en) * | 2000-11-21 | 2004-06-22 | Very Small Particle Company Pty Ltd | Production of metal oxide particles with nano-sized grains |
EP1298092A1 (de) * | 2001-09-28 | 2003-04-02 | Spiess -Urania Chemicals GmbH | Kontrollierte Morphogenese von Kupfersalzen |
KR100867281B1 (ko) * | 2001-10-12 | 2008-11-06 | 재단법인서울대학교산학협력재단 | 크기분리 과정 없이 균일하고 결정성이 우수한 금속,합금, 금속 산화물, 및 복합금속 산화물 나노입자를제조하는 방법 |
US7001669B2 (en) | 2002-12-23 | 2006-02-21 | The Administration Of The Tulane Educational Fund | Process for the preparation of metal-containing nanostructured films |
DE10317067A1 (de) * | 2003-04-14 | 2004-11-11 | Degussa Ag | Domänen in einer Metalloxid-Matrix |
DE10323816A1 (de) * | 2003-05-23 | 2004-12-09 | Basf Ag | Verfahren zur Herstellung von Mischoxiden mit mittleren Durchmessern kleiner als 10 Nanometer |
RU2236069C1 (ru) * | 2003-06-10 | 2004-09-10 | Мятиев Ата Атаевич | Электрод-электролитная пара на основе окиси висмута, способ ее изготовления и органогель |
RU2236068C1 (ru) * | 2003-06-10 | 2004-09-10 | Мятиев Ата Атаевич | Электрод-электролитная пара на основе двуокиси циркония (варианты), способ ее изготовления (варианты) и органогель |
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KR20140143712A (ko) * | 2013-06-07 | 2014-12-17 | 주식회사 엘지화학 | 금속 나노입자의 제조방법 |
KR101665179B1 (ko) | 2013-06-07 | 2016-10-13 | 주식회사 엘지화학 | 금속 나노입자의 제조방법 |
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NZ526591A (en) | 2005-03-24 |
ES2326623T3 (es) | 2009-10-16 |
AU1484702A (en) | 2002-06-03 |
AU2002214847B2 (en) | 2006-11-09 |
EP1355853A1 (en) | 2003-10-29 |
TWI243798B (en) | 2005-11-21 |
JP2012229161A (ja) | 2012-11-22 |
DE60138308D1 (de) | 2009-05-20 |
ATE427908T1 (de) | 2009-04-15 |
CA2429412C (en) | 2009-05-12 |
CA2429412A1 (en) | 2002-05-30 |
EP1355853A4 (en) | 2005-06-08 |
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HK1060108A1 (en) | 2004-07-30 |
CN1476413B (zh) | 2011-04-13 |
JP5116933B2 (ja) | 2013-01-09 |
US6752979B1 (en) | 2004-06-22 |
EP1355853B1 (en) | 2009-04-08 |
WO2002042201A1 (en) | 2002-05-30 |
MY138293A (en) | 2009-05-29 |
KR20030072549A (ko) | 2003-09-15 |
CN1476413A (zh) | 2004-02-18 |
JP2004513869A (ja) | 2004-05-13 |
ZA200304743B (en) | 2004-06-28 |
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