DE68913223D1 - Katalysator zur Abgasreinigung und sein Herstellungsverfahren. - Google Patents

Katalysator zur Abgasreinigung und sein Herstellungsverfahren.

Info

Publication number
DE68913223D1
DE68913223D1 DE89303729T DE68913223T DE68913223D1 DE 68913223 D1 DE68913223 D1 DE 68913223D1 DE 89303729 T DE89303729 T DE 89303729T DE 68913223 T DE68913223 T DE 68913223T DE 68913223 D1 DE68913223 D1 DE 68913223D1
Authority
DE
Germany
Prior art keywords
exhaust gas
manufacturing process
gas purification
purification catalyst
catalyst
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE89303729T
Other languages
English (en)
Other versions
DE68913223T2 (de
Inventor
Tomohisa Ohata
Kazuo Tsuchitani
Shinya Kitaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE68913223D1 publication Critical patent/DE68913223D1/de
Publication of DE68913223T2 publication Critical patent/DE68913223T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group 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
    • 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
    • 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
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20715—Zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • 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
DE68913223T 1988-04-14 1989-04-14 Katalysator zur Abgasreinigung und sein Herstellungsverfahren. Expired - Lifetime DE68913223T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9031188 1988-04-14
JP9031088 1988-04-14

Publications (2)

Publication Number Publication Date
DE68913223D1 true DE68913223D1 (de) 1994-03-31
DE68913223T2 DE68913223T2 (de) 1994-10-06

Family

ID=26431806

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68913223T Expired - Lifetime DE68913223T2 (de) 1988-04-14 1989-04-14 Katalysator zur Abgasreinigung und sein Herstellungsverfahren.

Country Status (8)

Country Link
US (1) US5015617A (de)
EP (1) EP0337809B1 (de)
JP (1) JP2659796B2 (de)
KR (1) KR940007733B1 (de)
CN (1) CN1038032A (de)
AU (1) AU610716B2 (de)
CA (1) CA1334962C (de)
DE (1) DE68913223T2 (de)

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CN107335447B (zh) * 2017-06-15 2020-10-27 华南理工大学 一种用于净化挥发性有机物的催化剂及其制备方法
KR102365461B1 (ko) * 2017-09-29 2022-02-21 (주)엘엑스하우시스 배기가스 처리용 촉매입자, 이의 제조방법 및 이를 이용하여 자동차 배기가스를 처리하는 방법
JP6985913B2 (ja) * 2017-12-11 2021-12-22 エヌ・イーケムキャット株式会社 排ガス浄化用触媒、及びその製造方法、並びに一体構造型排ガス浄化用触媒
CN112638523B (zh) 2018-09-28 2023-06-20 优美科触媒日本有限公司 排气净化催化剂、排气的净化方法和排气净化催化剂的制造方法
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FR2598094B1 (fr) * 1986-04-30 1990-11-23 Rhone Poulenc Chimie Catalyseur a base d'oxyde de zirconium et procede pour le traitement des gaz residuaires industriels contenant des composes du soufre
US4714694A (en) * 1986-06-30 1987-12-22 Engelhard Corporation Aluminum-stabilized ceria catalyst compositions, and methods of making the same
JPS6388040A (ja) * 1986-09-30 1988-04-19 Nippon Engeruharudo Kk 車輌用排気ガス浄化用触媒及びその製造方法
AU595655B2 (en) * 1986-11-04 1990-04-05 Kabushiki Kaisha Toyota Chuo Kenkyusho Catalyst for the purification of exhaust gas
US4904633A (en) * 1986-12-18 1990-02-27 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for purifying exhaust gas and method for production thereof
JP2537239B2 (ja) * 1987-08-28 1996-09-25 エヌ・イーケムキヤツト 株式会社 耐熱性に優れた内燃機関排気ガス浄化用触媒及びその製造方法
JPH01210032A (ja) * 1988-02-18 1989-08-23 Nippon Engeruharudo Kk 排気ガス浄化用触媒及びその製造方法

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JPH0243951A (ja) 1990-02-14
CA1334962C (en) 1995-03-28
CN1038032A (zh) 1989-12-20
DE68913223T2 (de) 1994-10-06
JP2659796B2 (ja) 1997-09-30
AU610716B2 (en) 1991-05-23
EP0337809A3 (en) 1990-01-31
AU3278389A (en) 1989-10-19
US5015617A (en) 1991-05-14
EP0337809B1 (de) 1994-02-23
KR940007733B1 (ko) 1994-08-24
KR900015811A (ko) 1990-11-10
EP0337809A2 (de) 1989-10-18

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