RU2015129342A - Носитель катализатора в виде полых микросфер и способы их изготовления - Google Patents

Носитель катализатора в виде полых микросфер и способы их изготовления Download PDF

Info

Publication number
RU2015129342A
RU2015129342A RU2015129342A RU2015129342A RU2015129342A RU 2015129342 A RU2015129342 A RU 2015129342A RU 2015129342 A RU2015129342 A RU 2015129342A RU 2015129342 A RU2015129342 A RU 2015129342A RU 2015129342 A RU2015129342 A RU 2015129342A
Authority
RU
Russia
Prior art keywords
catalyst
catalytic
composition according
metal oxide
substrate
Prior art date
Application number
RU2015129342A
Other languages
English (en)
Inventor
Паскалайн Харрисон ТРАН
Майкл П. ГАЛЛИГАН
Е Лю
Сяолинь Дейвид ЯН
Циньуань СЮЙ
Доань ЛИЮЙ
Original Assignee
Басф Корпорейшн
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
Application filed by Басф Корпорейшн filed Critical Басф Корпорейшн
Publication of RU2015129342A publication Critical patent/RU2015129342A/ru

Links

Classifications

    • 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
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • 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
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • 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
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • 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
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/396—Distribution of the active metal ingredient
    • B01J35/397—Egg shell like
    • 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
    • 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
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51—Spheres
    • 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
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/615—100-500 m2/g
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/633—Pore volume less than 0.5 ml/g
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 nm
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0036—Grinding
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0045—Drying a slurry, e.g. spray drying
    • 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
    • B01J37/0072—Preparation of particles, e.g. dispersion of droplets in an oil bath
    • 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
    • B01J37/0201—Impregnation
    • B01J37/0211—Impregnation using a colloidal suspension
    • 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
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • 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
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B01J37/04—Mixing
    • 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
    • B01J37/08—Heat treatment
    • B01J37/082—Decomposition and pyrolysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Dispersion Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Nanotechnology (AREA)
  • Exhaust Gas After Treatment (AREA)

Claims (19)

1. Композиция, которая включает полые микросферы из оксида металла, микросферы, имеющие стенки толщиной около 1-5 микрон, которые окружают пустой центр, в которой диаметр D90 полых микросфер из оксида металла составляет около 5-15 микрон.
2. Композиция по п. 1, которая дополнительно включает катализатор.
3. Композиция по п. 2, отличающаяся тем, что катализатор внедрен внутрь стенок полых микросфер из оксида металла.
4. Композиция по п. 2 или 3, которая дополнительно включает стабилизатор, выбранный из группы, состоящей из лантанида, щелочноземельного металла, кремния, переходного металла или их комбинаций.
5. Композиция по п. 4, отличающаяся тем, что стабилизатор представляет собой 4% La.
6. Композиция по пп. 2, 3 или 5, отличающаяся тем, что катализатор представляет собой катализатор из платиновой группы металлов.
7. Каталитическое устройство для применения в двигателе внутреннего сгорания, которое включает каталитический слой, сформированный на подложке, при этом каталитический слой содержит композицию по любому из пп. 2-6.
8. Каталитическое устройство по п. 7, отличающееся тем, что подложка представляет собой монолитную подложку.
9. Каталитическое устройство по п. 7 или 8, отличающееся тем, что подложка представляет собой металлическую подложку.
10. Способ обработки выхлопных газов двигателя, содержащих углеводороды, монооксид углерода и/или оксиды азота, который включает приведение в контакт выхлопных газов с каталитическим устройством по любому из пп. 7-9 при условиях, подходящих для окисления монооксида углерода, окисления углеводородов и/или восстановления оксидов азота.
11. Система обработки эмиссии, которая включает каталитическое устройство, которое сообщается по потоку эмиссии с выхлопным потоком двигателя, отличающаяся тем, что каталитическое устройство включает каталитический слой, сформированный на подложке, при этом каталитический слой включает композицию по любому из пп. 2-6.
12. Система обработки эмиссии по п. 11, которая дополнительно включает по меньшей мере одно из следующих: дизельный каталитический нейтрализатор, дизельный сажевый фильтр, катализатор частичного каталитического окисления, катализатор окисления аммиака, катализатор конверсии водяного газа, катализатор парового риформинга, инжектор восстановителя, воздушный инжектор, углеводородный инжектор и катализатор избирательного каталитического восстановления.
13. Способ изготовления полых микросфер из оксида металла, который включает следующие стадии:
a) растворение терморазрушаемого мягкого полимера в водной среде для формирования мицеллярной матрицы полимера;
b) суспендирование наночастиц или водорастворимых солей одного или более предшественников оксидов металлов с растворенной полимерной матрицей;
c) сушка суспензии распылением; и
d) обжиг высушенной распылением суспензии для терморазрушения полимерной матрицы, тем самым формируя полые микросферы из оксида металла.
14. Способ по п. 13, который дополнительно включает введение катализатора в суспензию перед сушкой распылением.
15. Способ по п. 13, который дополнительно включает пропитку катализатором микросфер после сушки распылением.
RU2015129342A 2012-12-20 2013-12-19 Носитель катализатора в виде полых микросфер и способы их изготовления RU2015129342A (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/722,374 US9358533B2 (en) 2012-12-20 2012-12-20 Hollow microsphere catalyst support and methods of making same
US13/722,374 2012-12-20
PCT/US2013/076490 WO2014100387A1 (en) 2012-12-20 2013-12-19 Hollow microsphere catalyst support and methods of making same

Publications (1)

Publication Number Publication Date
RU2015129342A true RU2015129342A (ru) 2017-01-26

Family

ID=49943560

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2015129342A RU2015129342A (ru) 2012-12-20 2013-12-19 Носитель катализатора в виде полых микросфер и способы их изготовления

Country Status (10)

Country Link
US (1) US9358533B2 (ru)
EP (1) EP2934721A1 (ru)
JP (1) JP6396922B2 (ru)
KR (1) KR102194005B1 (ru)
CN (1) CN104853827B (ru)
BR (1) BR112015014404A2 (ru)
CA (1) CA2895843A1 (ru)
MX (1) MX2015008006A (ru)
RU (1) RU2015129342A (ru)
WO (1) WO2014100387A1 (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2789176C2 (ru) * 2017-09-11 2023-01-30 Президент Энд Феллоус Оф Харвард Колледж Пористые микросферы оксида металла

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014215112A1 (de) 2014-07-31 2016-02-04 Johnson Matthey Public Limited Company Verfahren zur Herstellung eines Katalysators sowie Katalysator-Artikel
KR101783446B1 (ko) 2014-09-30 2017-09-29 주식회사 엘지화학 중공형 탄소 캡슐의 제조 방법
CN107206356B (zh) 2014-12-19 2021-07-06 庄信万丰股份有限公司 催化剂制造方法
US9956526B2 (en) * 2015-03-24 2018-05-01 Tecogen Inc. Poison-resistant catalyst and systems containing same
US20160369158A1 (en) * 2015-06-19 2016-12-22 Petroraza Sas Nanofluids for oil recovery from tight light oil reservoirs and methods of their use
WO2017125839A1 (en) * 2016-01-19 2017-07-27 Sabic Global Technologies B.V. Fused ceramic nano- or micro catalysts having high surface area
JP2020500097A (ja) * 2016-10-12 2020-01-09 ビーエーエスエフ コーポレーション 触媒物品
US10363553B2 (en) * 2017-04-19 2019-07-30 King Abdulaziz University Nanocomposite hollow sphere as a photocatalyst and methods thereof
CN107500246B (zh) * 2017-08-30 2019-06-04 北京三聚环保新材料股份有限公司 一种催化剂微球成型部件及其应用
IL302478A (en) 2017-09-11 2023-06-01 Harvard College Porous metal oxide microspheres
MX2020002743A (es) 2017-09-11 2020-10-01 Harvard College Microesferas que comprenden nanoesferas polimericas polidispersas y microesferas de oxido de metal poroso.
NL2020819B1 (en) * 2018-04-24 2019-10-31 Cochise Tech Llc A co to co2 combustion promoter
KR102232964B1 (ko) * 2019-01-04 2021-03-29 서울대학교산학협력단 단일 원자 촉매 및 그 형성 방법
US11596935B2 (en) 2019-01-24 2023-03-07 Uchicago Argonne, Llc Catalytic polymer processing
KR20210137460A (ko) * 2019-03-12 2021-11-17 바스프 에스이 형상화 인공 중합체 물품
WO2021041323A1 (en) * 2019-08-27 2021-03-04 Uchicago Argonne, Llc Catalytic upcycling of polymers
JP2022554291A (ja) * 2019-10-31 2022-12-28 中国石油化工股▲ふん▼有限公司 担体及びｆｔ合成触媒、並びにその調製方法、及びその応用
US11499110B2 (en) 2020-09-11 2022-11-15 Uchicago Argonne, Llc Catalytic upcycling of polyolefins into lubricants
CN112588288B (zh) * 2020-11-20 2022-06-14 湖南省吉安特技术有限公司 一种铑-铝复合氧化物纳米空心粉体的制备方法
CN114618485B (zh) * 2020-12-11 2024-02-23 中国科学院理化技术研究所 一种碳基中空负载型微球催化剂及其制备方法和应用
CN112742365A (zh) * 2020-12-31 2021-05-04 吴亚良 一种中空多孔型光催化剂载体的制备方法
CN115254132B (zh) * 2021-04-30 2024-03-12 中国石油化工股份有限公司 一种焦炉气加氢脱硫催化剂及其应用
CN114735763B (zh) * 2022-04-01 2023-11-21 青岛爱尔家佳新材料股份有限公司 一种中空多壳层金属氧化物及其制备方法和用于方舱的防爆聚脲
CN115465875B (zh) * 2022-09-22 2023-08-22 齐鲁工业大学 一种重瓣空心花球状γ-氧化铝微球及其制备方法
CN116371469A (zh) * 2023-04-06 2023-07-04 天津中材工程研究中心有限公司 一种空心球scr催化剂及其在水泥窑的使用方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3458332A (en) * 1966-03-25 1969-07-29 Emerson & Cuming Inc Microsphere glass agglomerates and method for making them
US3420645A (en) * 1966-06-16 1969-01-07 Corning Glass Works Method for making hollow glass particle having a metallic copper coating
US3792136A (en) * 1971-11-02 1974-02-12 Atomic Energy Commission Method for preparing hollow metal oxide microsphere
US4039480A (en) * 1975-03-21 1977-08-02 Reynolds Metals Company Hollow ceramic balls as automotive catalysts supports
US5212143A (en) 1978-08-28 1993-05-18 Torobin Leonard B Hollow porous microspheres made from dispersed particle compositions
US4793980A (en) 1978-09-21 1988-12-27 Torobin Leonard B Hollow porous microspheres as substrates and containers for catalyst
US5492870A (en) 1994-04-13 1996-02-20 The Board Of Trustees Of The University Of Illinois Hollow ceramic microspheres by sol-gel dehydration with improved control over size and morphology
JP3749391B2 (ja) * 1998-03-04 2006-02-22 トヨタ自動車株式会社 排ガス浄化用触媒及びその製造方法
JP2002066335A (ja) 2000-08-24 2002-03-05 Toyota Central Res & Dev Lab Inc 貴金属分散アルミナ粒子とその製造方法及び排ガス浄化用触媒
US20040170692A1 (en) * 2003-02-12 2004-09-02 The Curators Of The University Of Missouri Calcium phosphate bodies and a process for making calcium phosphate bodies
JP4696546B2 (ja) * 2004-12-10 2011-06-08 マツダ株式会社 排気ガス浄化用触媒
CN1954137B (zh) * 2005-07-21 2011-12-21 揖斐电株式会社 蜂窝结构体以及废气净化装置
US20080182019A1 (en) * 2007-01-30 2008-07-31 Robert Retter Hollow Microsphere Particle Generator
US20080182056A1 (en) * 2007-01-30 2008-07-31 Eric Bakker Hollow Microsphere Particles
EP2167209A4 (en) 2007-07-18 2013-03-06 Univ Nanyang Tech HOLLOW POROUS MICRO BEADS
US9176140B2 (en) * 2008-09-24 2015-11-03 Syracuse University Corrugated and nanoporous microstructures and nanostructures, and methods for synthesizing the same
US9662611B2 (en) * 2009-04-03 2017-05-30 Basf Corporation Emissions treatment system with ammonia-generating and SCR catalysts
WO2010122855A1 (ja) * 2009-04-24 2010-10-28 国立大学法人山梨大学 一酸化炭素の選択的メタン化触媒、その製造方法及びそれを用いた装置
US9283545B2 (en) * 2011-02-14 2016-03-15 Rutgers, The State University Of New Jersey Efficient and recyclable heterogeneous nanocatalysts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2789176C2 (ru) * 2017-09-11 2023-01-30 Президент Энд Феллоус Оф Харвард Колледж Пористые микросферы оксида металла

Also Published As

Publication number Publication date
WO2014100387A1 (en) 2014-06-26
CN104853827A (zh) 2015-08-19
CN104853827B (zh) 2019-02-19
MX2015008006A (es) 2015-10-22
JP6396922B2 (ja) 2018-09-26
KR20150096733A (ko) 2015-08-25
BR112015014404A2 (pt) 2017-08-22
EP2934721A1 (en) 2015-10-28
US9358533B2 (en) 2016-06-07
JP2016502929A (ja) 2016-02-01
KR102194005B1 (ko) 2020-12-22
US20140178262A1 (en) 2014-06-26
CA2895843A1 (en) 2014-06-26

Similar Documents

Publication Publication Date Title
RU2015129342A (ru) Носитель катализатора в виде полых микросфер и способы их изготовления
US8844274B2 (en) Compact diesel engine exhaust treatment system
US20100221161A1 (en) Device for the Purification of Diesel Exhaust Gases
US8137648B2 (en) Diesel engine exhaust treatment system and method including a platinum group metal trapping device
CN102454453B (zh) 具有降低的so3产生和改进的耐久性的排放scr nox后处理系统
US8945495B2 (en) Method and architecture for reducing NOX and particulate matter emissions in exhaust gas from hydrocarbon fuel source with a fuel lean combustion mixture
JP5337930B2 (ja) 排気浄化方法
JP2017503632A (ja) Ｓｃｒ触媒
JP2014524352A5 (ru)
JP2003530983A (ja) ガスのプラズマ援助触媒処理
JP2015226907A (ja) 内燃機関の排気ガスを清浄化する方法
US10981153B2 (en) Catalyst and method for preparing catalyst
JP2012237282A (ja) 触媒装置
EP2105193A3 (en) In-situ regeneration of a catalyst masked by calcium sulfate
KR20140105568A (ko) 자동차 촉매 후처리 시스템
JP2016043320A (ja) 尿素加水分解触媒及び尿素加水分解材料を用いた選択還元触媒
US10343925B2 (en) Method for preparing zeolite catalyst
JP2019537500A (ja) Ｓｃｒ活性コーティングを有する粒子フィルタ
RU2016144962A (ru) Зонированные каталитические композиты
US20140171300A1 (en) Gas purifying catalyst for internal combustion engine
JPWO2015005342A1 (ja) 窒素酸化物除去用触媒
JP5351512B2 (ja) 触媒及び排ガス浄化方法
JP2022058647A (ja) Ｓｃｒ活性コーティングを有する触媒
JP2008151100A (ja) 排ガス浄化装置
JP2008136979A (ja) 排ガス浄化用触媒及びその製造方法

Legal Events

Date Code Title Description
FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20180215