KR100488100B1 - 메조다공성 전이금속 산화물 박막 및 분말, 및 이의제조방법 - Google Patents
메조다공성 전이금속 산화물 박막 및 분말, 및 이의제조방법 Download PDFInfo
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- KR100488100B1 KR100488100B1 KR10-2001-0051386A KR20010051386A KR100488100B1 KR 100488100 B1 KR100488100 B1 KR 100488100B1 KR 20010051386 A KR20010051386 A KR 20010051386A KR 100488100 B1 KR100488100 B1 KR 100488100B1
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- transition metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/25—Oxide
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- Inorganic Compounds Of Heavy Metals (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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- Composite Materials (AREA)
Abstract
Description
Claims (9)
- 하기 단계를 포함하는 것을 특징으로 하는 박막 또는 분말 형태의 메조다공성 전이금속 산화물의 제조방법:a) "균일한 나노입자로 된 전이금속 산화물 졸"에 계면활성제 또는 유기 고분자와 같은 구조-유도 물질을 교반하에 첨가하고;b) 결과된 혼합물을 기판 위에 코팅하여 박막을 형성시키거나 감압하에 용매를 증발시켜 겔을 형성하고;c) 전술한 박막 또는 겔을 숙성시켜 육방 또는 입방 구조를 갖는 메조구조 박막 또는 분말을 형성하고; 및d) 임의로 상기 수득된 메조구조 박막 또는 분말로부터 계면활성제 또는 유기 고분자와 같은 구조-유도 물질을 소결 또는 자외선 조사에 의해 제거함.
- 제 1 항에 있어서, 전술한 전이금속은 Ti, Zr, Ta, Nb, Sn, Fe, W 및 이들의 조합으로 구성된 군에서 선택되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 테트라에톡시실란과 같은 실리콘 화합물을 첨가하여 SiO2-개질된 다공성 전이금속 산화물 복합체를 형성하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 전술한 구조-유도 물질은 CnH2n+1N(CH3)3X, CnH2n+1N(C2H5)3X (상기식에서, X = F, Cl, Br, I 이고, 8≤n≤18), CnH2n+1(OCH2CH2 )xOH(=CnEOx) (상기식에서, 12≤n ≤18, 4≤x≤100)로 구성된 군으로부터 선택되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 단계 c)의 숙성은 혼합물의 조성 및 원하는 구조에 따라서 0 내지 30℃의 온도 및 30 내지 80%의 상대 습도 범위에서 정해지는 일정한 온도와 일정한 습도 (오차 범위, 각각 ±3℃와 10%)에서 행해지는 것을 특징으로 하는 방법:
- 제 1 항에 있어서, 전술한 전이금속 산화물 나노입자 졸은 전이금속 할라이드를 물-저급알콜과 같은 수성 용매에서 산촉매 및 과산화수소(H2O2)의 존재 하에 80 ~ 90 ℃의 온도에서 12 ~ 36 시간 동안 환류함으로써 수득된 것임을 특징으로 하는 방법:
- 제 6 항에 있어서, 산촉매가 염산이고, 염산/과산화수소의 부피비가 2:1 ~ 6:1 인 것을 특징으로 하는 방법.
- 삭제
- 나노입자들이 1 ~ 10 ㎚의 균질한 입자크기를 가지며 화학식 1로 나타내는 화합물로 구성되며 전이금속 산화물 나노입자 졸:[화학식 1]MO n-(x+y+z)/2 X x (OH) y (OEt) z상기식에서, x, y 및 z은 0〈 x+y+z〈 6의 조건을 만족하는 양의 수이고, X 는 할로겐원자, 구체적으로는 Cl, I, Br 또는 F을 나타내며, M은 Ti, Zr, Ta, Nb, Sn, Fe, 및 W와 같은 전이금속 또는 이들의 조합을 나타내며, n 은 2 ≤ n ≤ 3의 수이다.
Priority Applications (1)
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KR10-2001-0051386A KR100488100B1 (ko) | 2001-08-24 | 2001-08-24 | 메조다공성 전이금속 산화물 박막 및 분말, 및 이의제조방법 |
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KR10-2001-0051386A KR100488100B1 (ko) | 2001-08-24 | 2001-08-24 | 메조다공성 전이금속 산화물 박막 및 분말, 및 이의제조방법 |
Publications (2)
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KR20030017201A KR20030017201A (ko) | 2003-03-03 |
KR100488100B1 true KR100488100B1 (ko) | 2005-05-09 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100770363B1 (ko) * | 2005-03-04 | 2007-10-26 | 한국화학연구원 | 계면활성제를 이용하는 금속 치환 메조포러스 금속산화물 박막의 제조방법 및 이를 채용한 가스센서 |
WO2024147676A1 (ko) * | 2023-01-04 | 2024-07-11 | 성균관대학교산학협력단 | 다공성 다가 전이금속 산화물 박막의 제조 방법 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100500975B1 (ko) * | 2002-02-18 | 2005-07-14 | 주식회사 엘지생활건강 | 메조다공성의 외각을 갖는 중공형 나노 캡슐 구조체 및 그의 제조방법 |
KR100855619B1 (ko) * | 2005-12-13 | 2008-09-03 | 주식회사 프로바이온 | 분리, 농축 또는 분석용 메조다공성 이산화티탄구조체의제조방법 및 이를 포함하는 분석용 구조체 |
KR100855620B1 (ko) * | 2005-12-13 | 2008-09-03 | 주식회사 프로바이온 | 메조다공성 이산화티탄을 이용한 분리 또는 농축방법 |
KR100709557B1 (ko) * | 2007-01-02 | 2007-04-20 | 한국과학기술연구원 | 입상 지르코늄 나노 메조구조체의 제조방법 |
DE102009035673B4 (de) | 2009-07-30 | 2021-02-18 | Leibniz-Institut Für Neue Materialien Gemeinnützige Gmbh | Verfahren zur Herstellung dünner Filme und deren Verwendung |
KR101589581B1 (ko) * | 2013-12-26 | 2016-01-29 | 한국과학기술원 | 메조기공을 갖는 금속 산화물 및 그의 제조 방법 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US5342521A (en) * | 1990-10-22 | 1994-08-30 | Commissariat A L'energie Atomique | Reverse osmosis or nanofiltration membrane and its production process |
US5718878A (en) * | 1996-07-12 | 1998-02-17 | Akzo Nobel N.V. | Mesoporous titania and process for its preparation |
WO1998029350A2 (en) * | 1996-12-26 | 1998-07-09 | Merck Patent Gmbh | Inorganic porous material and process for making same |
US5958367A (en) * | 1995-04-03 | 1999-09-28 | Massachusetts Institute Of Technology | Methods for preparing porous metal oxides |
US6120891A (en) * | 1997-10-29 | 2000-09-19 | Board Of Regemts. The University Of Texas System | Mesoporous transition metal oxide thin films and methods of making and uses thereof |
US6146602A (en) * | 1999-02-08 | 2000-11-14 | Ford Global Technologies, Inc. | Mesoporous oxide molecular sieves for absorbing nitrogen oxides in oxidizing engine exhaust gas |
WO2001019752A1 (en) * | 1999-09-13 | 2001-03-22 | Mobil Oil Corporation | Methods of making mesoporous metal oxide compositions and solid oxide fuel cells |
-
2001
- 2001-08-24 KR KR10-2001-0051386A patent/KR100488100B1/ko not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5342521A (en) * | 1990-10-22 | 1994-08-30 | Commissariat A L'energie Atomique | Reverse osmosis or nanofiltration membrane and its production process |
US5958367A (en) * | 1995-04-03 | 1999-09-28 | Massachusetts Institute Of Technology | Methods for preparing porous metal oxides |
US5718878A (en) * | 1996-07-12 | 1998-02-17 | Akzo Nobel N.V. | Mesoporous titania and process for its preparation |
WO1998029350A2 (en) * | 1996-12-26 | 1998-07-09 | Merck Patent Gmbh | Inorganic porous material and process for making same |
US6120891A (en) * | 1997-10-29 | 2000-09-19 | Board Of Regemts. The University Of Texas System | Mesoporous transition metal oxide thin films and methods of making and uses thereof |
US6146602A (en) * | 1999-02-08 | 2000-11-14 | Ford Global Technologies, Inc. | Mesoporous oxide molecular sieves for absorbing nitrogen oxides in oxidizing engine exhaust gas |
WO2001019752A1 (en) * | 1999-09-13 | 2001-03-22 | Mobil Oil Corporation | Methods of making mesoporous metal oxide compositions and solid oxide fuel cells |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100770363B1 (ko) * | 2005-03-04 | 2007-10-26 | 한국화학연구원 | 계면활성제를 이용하는 금속 치환 메조포러스 금속산화물 박막의 제조방법 및 이를 채용한 가스센서 |
WO2024147676A1 (ko) * | 2023-01-04 | 2024-07-11 | 성균관대학교산학협력단 | 다공성 다가 전이금속 산화물 박막의 제조 방법 |
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St.27 status event code: A-5-5-R10-R11-asn-PN2301 St.27 status event code: A-5-5-R10-R13-asn-PN2301 |
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R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |