KR20100120149A - 다기능 산화 촉매 및 제조 방법 - Google Patents
다기능 산화 촉매 및 제조 방법 Download PDFInfo
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- KR20100120149A KR20100120149A KR1020107017998A KR20107017998A KR20100120149A KR 20100120149 A KR20100120149 A KR 20100120149A KR 1020107017998 A KR1020107017998 A KR 1020107017998A KR 20107017998 A KR20107017998 A KR 20107017998A KR 20100120149 A KR20100120149 A KR 20100120149A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/48—Silver or gold
- B01J23/52—Gold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/66—Silver or gold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
- B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
- B01J35/45—Nanoparticles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0238—Impregnation, coating or precipitation via the gaseous phase-sublimation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/06—Washing
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0435—Catalytic purification
- C01B2203/044—Selective oxidation of carbon monoxide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/70—Nanostructure
- Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/84—Manufacture, treatment, or detection of nanostructure
- Y10S977/888—Shaping or removal of materials, e.g. etching
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
도 1은 촉매 활성 금을 침착시키는 PVD 공정을 수행하기 위한 장치의 개략적 사시도.
<도 2>
도 2는 도 1의 장치의 개략적 측면도.
<도 3>
도 3은 CO를 산화시키는 능력에 대하여 촉매 샘플을 시험하는 데 사용되는 시험 시스템을 개략적으로 도시한 도면.
<도 4>
도 4는 혼합된 CO/ H2 환경에서 CO 및 H2를 산화시키는 능력에 대하여 촉매 샘플을 시험하는 데 사용되는 시험 시스템을 개략적으로 도시한 도면.
Claims (20)
- 적어도 일부가 적어도 아연-옥소 도메인 및 티타늄-옥소 도메인을 포함하는 복수의 나노입자를 제공하는 단계;
아연-옥소 도메인의 적어도 일부분을 나노입자의 적어도 일부로부터 제거하기 위하여 나노입자를 산성 에칭제로 에칭하는 단계; 및
약 0.5 ㎚ 내지 약 50 ㎚의 치수의 금 클러스터(cluster)를 에칭된 나노입자 상에 침착시키는 단계
를 포함하는 촉매의 제조 방법. - 제1항에 있어서, 에칭 공정에 의해 티타늄-옥소 물질과 비교하여 아연-옥소 물질을 우선적으로 제거하는 방법.
- 제2항에 있어서, 에칭제가 질산을 포함하는 방법.
- 제1항에 있어서, 에칭된 나노입자를 건조시키는 단계를 추가로 포함하는 방법.
- 제1항에 있어서, 금 클러스터를 물리적 증착을 통하여 침착시키는 방법.
- 제1항에 있어서, 나노입자는 표면 상에 아연-옥소 도메인을 가지며 TiO2 함량이 약 81%이고 비표면적이 약 250 ㎡/g인 결정성 예추석 티타니아 나노입자를 포함하는 방법.
- 제1항에 있어서, 게스트(guest)/호스트(host) 구조를 포함하는 촉매 시스템을 형성하기 위하여 에칭된 나노입자를 호스트 물질 상에 침착시키는 단계를 추가로 포함하는 방법.
- 제7항에 있어서, 촉매 시스템을 적어도 하나의 활성화제와 혼합시키는 단계를 추가로 포함하는 방법.
- 제7항에 있어서, 촉매 시스템을 적어도 하나의 여과제와 혼합시키는 단계를 추가로 포함하는 방법.
- 제7항에 있어서, 호스트 물질이 활성탄을 포함하는 방법.
- 제1항에 있어서, 에칭된 나노입자의 평균 입자 크기가 약 3 ㎚ 내지 약 15 ㎚ 범위인 방법.
- 제1항에 있어서, 에칭된 나노입자가 나노기공(nanoporosity)을 포함하는 방법.
- 제1항에 있어서, 에칭된 나노입자는 평균 입자 크기가 약 0.1 ㎛ 내지 약 3 ㎛ 범위인 응집체로 존재하는 방법.
- 제13항에 있어서, 응집체가 나노기공을 포함하는 방법.
- 적어도 일부가 적어도 아연-옥소 도메인 및 티타늄-옥소 도메인을 포함하는 복수의 나노입자를 제공하는 단계;
아연-옥소 도메인의 적어도 일부분을 나노입자의 적어도 일부로부터 제거하기 위하여 나노입자를 산성 에칭제로 에칭하는 단계; 및
약 0.5 ㎚ 내지 약 50 ㎚의 치수의 금 클러스터를 에칭된 나노입자 상에 침착시키는 단계를 포함하는 방법에 의해 제조된, 복수의 에칭된 나노입자를 포함하는 다기능 고활성 촉매. - 제15항에 있어서, 에칭 공정에 의해 티타늄-옥소 물질과 비교하여 아연-옥소 물질을 우선적으로 제거하는 방법.
- 제15항에 있어서, 아연-옥소 내용물이 에칭 공정 후에 나노입자 상에서 검출가능한 촉매.
- 제15항에 있어서, 아연-옥소 내용물이 에칭 공정 후에 나노입자 상에서 검출가능하지 않은 촉매.
- 제15항에 있어서, 나노입자는 표면 상에 아연-옥소 도메인을 가지며 TiO2 함량이 약 81%이고 비표면적이 약 250 ㎡/g인 결정성 예추석 티타니아 나노입자를 포함하는 촉매.
- 제15항에 있어서, 금 클러스터가 물리적 증착을 통하여 침착된 촉매.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2008/050966 WO2009091389A1 (en) | 2008-01-14 | 2008-01-14 | Multifunctional oxidation catalysts and methods of making |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20100120149A true KR20100120149A (ko) | 2010-11-12 |
| KR101414428B1 KR101414428B1 (ko) | 2014-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020107017998A Expired - Fee Related KR101414428B1 (ko) | 2008-01-14 | 2008-01-14 | 다기능 산화 촉매 및 제조 방법 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US8236725B2 (ko) |
| EP (2) | EP2253377A3 (ko) |
| JP (1) | JP5215414B2 (ko) |
| KR (1) | KR101414428B1 (ko) |
| CN (1) | CN101952035B (ko) |
| AU (1) | AU2008348197B2 (ko) |
| BR (1) | BRPI0819969A2 (ko) |
| TW (1) | TWI434736B (ko) |
| WO (1) | WO2009091389A1 (ko) |
| ZA (1) | ZA201005794B (ko) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8411275B1 (en) * | 2012-04-10 | 2013-04-02 | U.S. Department Of Energy | Nanocomposite thin films for high temperature optical gas sensing of hydrogen |
| US8638440B1 (en) * | 2012-06-27 | 2014-01-28 | U.S. Department Of Energy | Plasmonic transparent conducting metal oxide nanoparticles and films for optical sensing applications |
| US8741657B1 (en) * | 2013-02-25 | 2014-06-03 | U.S. Department Of Energy | Nanocomposite thin films for optical gas sensing |
| CN106769355A (zh) * | 2016-11-24 | 2017-05-31 | 山东省计量科学研究院 | 一种多组分烟气分析仪干扰消除装置和方法 |
| CN106732562B (zh) * | 2017-01-06 | 2019-06-14 | 北京工业大学 | 一种暴露高活性{110}晶面纳米钯负载型催化剂的制备方法 |
| CN106861692B (zh) * | 2017-03-03 | 2019-09-03 | 石家庄铁道大学 | 脱氧化物制备纳米多孔氧化物-贵金属复合材料的方法 |
| TWI764732B (zh) | 2019-04-24 | 2022-05-11 | 美商應用材料股份有限公司 | 用於在具有旋轉槳的固定的腔室中塗覆顆粒的反應器 |
| US12458952B2 (en) | 2020-04-07 | 2025-11-04 | University Of Florida Research Foundation, Inc. | M/TiO2 catalysts and methods of use |
| US12220678B2 (en) | 2020-07-30 | 2025-02-11 | Applied Materials, Inc. | Paddle configuration for a particle coating reactor |
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2008
- 2008-01-14 BR BRPI0819969-8A patent/BRPI0819969A2/pt not_active IP Right Cessation
- 2008-01-14 JP JP2010543095A patent/JP5215414B2/ja not_active Expired - Fee Related
- 2008-01-14 US US12/997,396 patent/US8236725B2/en not_active Expired - Fee Related
- 2008-01-14 CN CN2008801270373A patent/CN101952035B/zh not_active Expired - Fee Related
- 2008-01-14 EP EP10172374A patent/EP2253377A3/en not_active Withdrawn
- 2008-01-14 EP EP08780368.0A patent/EP2240272B1/en not_active Not-in-force
- 2008-01-14 KR KR1020107017998A patent/KR101414428B1/ko not_active Expired - Fee Related
- 2008-01-14 WO PCT/US2008/050966 patent/WO2009091389A1/en not_active Ceased
- 2008-01-14 AU AU2008348197A patent/AU2008348197B2/en not_active Ceased
-
2009
- 2009-01-05 TW TW098100060A patent/TWI434736B/zh not_active IP Right Cessation
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2010
- 2010-08-13 ZA ZA2010/05794A patent/ZA201005794B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP2253377A2 (en) | 2010-11-24 |
| AU2008348197B2 (en) | 2011-09-01 |
| TWI434736B (zh) | 2014-04-21 |
| ZA201005794B (en) | 2011-04-28 |
| EP2240272B1 (en) | 2015-12-23 |
| US8236725B2 (en) | 2012-08-07 |
| JP5215414B2 (ja) | 2013-06-19 |
| CN101952035B (zh) | 2013-11-06 |
| US20110152070A1 (en) | 2011-06-23 |
| JP2011509824A (ja) | 2011-03-31 |
| EP2253377A3 (en) | 2010-12-29 |
| WO2009091389A1 (en) | 2009-07-23 |
| BRPI0819969A2 (pt) | 2015-06-16 |
| AU2008348197A1 (en) | 2009-07-23 |
| TW200936242A (en) | 2009-09-01 |
| EP2240272A1 (en) | 2010-10-20 |
| CN101952035A (zh) | 2011-01-19 |
| KR101414428B1 (ko) | 2014-07-01 |
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