JPH10510468A - 銅−銀ゼオライト触媒 - Google Patents
銅−銀ゼオライト触媒Info
- Publication number
- JPH10510468A JPH10510468A JP9501444A JP50144497A JPH10510468A JP H10510468 A JPH10510468 A JP H10510468A JP 9501444 A JP9501444 A JP 9501444A JP 50144497 A JP50144497 A JP 50144497A JP H10510468 A JPH10510468 A JP H10510468A
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- copper
- silver
- zeolite
- zsm
- 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.)
- Granted
Links
Classifications
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- B01J29/068—Noble 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- B01J29/072—Iron group metals or copper
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
- B01J29/44—Noble 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
- B01J29/46—Iron group metals or copper
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.酸化排ガス中の一酸化炭素、炭化水素類及び窒素酸化物類の除去のための方 法であって、下記の特性: (a) 5ないし100の間のSi/Al原子比 (b) 約0.5ないし約1.3nmの範囲内の細孔寸法、 (c) 27Al NMR分光分析法で検出できる八面体アルミニウムの実質的不存 在、 (d) 全アルミニウム含量に関して、75%よりも大きなナトリウムイオン交換 容量、 (e) 約0.5重量%ないし約12重量%の範囲内の銅含量、及び (f) 約0.25重量%ないし約20重量%の範囲内の銀含量 を有する結晶性ゼオライトを含む触媒と排ガスを接触させることからなる上記 方法。 2.ゼオライトが、アルミナ、シリカ−アルミナ、ジルコニア及びチタニアから なる群より選択されるバインダーを含んでいる請求の範囲1の方法。 3.完成触媒中の銅:銀の原子比が1.0よりも大きい請求の範囲1の方法。 4.銅含量が約4重量%ないし約8重量%の範囲内である請求の範囲1の方法。 5.銀含量が約2重量%ないし約8重量%の範囲内である請求の範囲1の方法。 6.銅:アルミニウムの原子比が0.5より大きい請求の範囲1の方法。 7.ゼオライトがZSM−5、ZSM−11、ZSM−12、ZSM−22、Z SM−35、フェリエライトまたはゼオライトベータからなる群より選択される 請求の範囲1の方法。 8.ゼオライトがZSM−5である請求の範囲7の方法。 9.ゼオライトがゼオライトベータである請求の範囲7の方法。 10.排ガスが、触媒と接触した後、約5ppm 以下のN2Oを含む請求の範囲1の 方法。 11.排ガス中の一酸化炭素、炭化水素類、及び窒素酸化物類の除去のための触媒 であって: 5及び100の間のSi/Al原子比、約0.5ないし約1.3nmの範囲内の細 孔 寸法を有し、27Al NMR分光分析法で検出しうる八面体アルミニウムを実質 的に含まず、そして硝酸ナトリウムの室温処理によって決定して75%より大き なナトリウムイオン交換容量、約0.5重量%ないし約12重量%の銅含量及び 約0.25重量%ないし約20重量%の銀含量を有する結晶性ゼオライトからな ることを特徴とする上記触媒。 12.銅及び銀の配合に引き続いて添加される最適のバインダーを有し、そのバイ ンダーがアルミナ、シリカ−アルミナ、ジルコニア、またはチタニアからなる請 求の範囲11の触媒。 13.銅:アルミナの原子比が0.5よりも大きい請求の範囲11の触媒。 14.銀:銅の原子比が1.0より小さい請求の範囲1の方法。 15.酸化排ガスは、その排ガス中の炭素:NOx比が約4.5よりも大であるよう に炭化水素類を含む請求の範囲1の方法。 16.酸化排ガスが約0.5容量%未満の水を含む請求の範囲1の方法。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47722595A | 1995-06-07 | 1995-06-07 | |
US08/477,225 | 1995-06-07 | ||
US08/653,836 US5968466A (en) | 1995-06-07 | 1996-05-28 | Copper-silver zeolite catalysts in exhaust gas treatment |
US653,836 | 1996-05-28 | ||
US08/653,836 | 1996-05-28 | ||
US477,225 | 1996-05-28 | ||
PCT/US1996/009026 WO1996040418A1 (en) | 1995-06-07 | 1996-06-06 | Copper-silver zeolite catalysts |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10510468A true JPH10510468A (ja) | 1998-10-13 |
JP3133075B2 JP3133075B2 (ja) | 2001-02-05 |
Family
ID=27045476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP09501444A Expired - Fee Related JP3133075B2 (ja) | 1995-06-07 | 1996-06-06 | 銅−銀ゼオライト触媒 |
Country Status (5)
Country | Link |
---|---|
US (2) | US5968466A (ja) |
EP (1) | EP0830202B1 (ja) |
JP (1) | JP3133075B2 (ja) |
DE (1) | DE69605414T2 (ja) |
WO (1) | WO1996040418A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007537858A (ja) * | 2004-05-17 | 2007-12-27 | スティヒティング エネルギーオンダーゾーク セントラム ネーデルランド | N2oの分解方法、そのための触媒及びこの触媒の製法 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6042797A (en) * | 1997-07-02 | 2000-03-28 | Tosoh Corporation | Adsorbent for ethylene, method for adsorbing and removing ethylene and method for purifying an exhaust gas |
DE69826768T2 (de) | 1997-07-02 | 2006-03-09 | Tosoh Corp., Shinnanyo | Adsorbens für Kohlenwasserstoff und Katalysator zur Abgasreinigung |
JPH11114413A (ja) * | 1997-10-09 | 1999-04-27 | Ngk Insulators Ltd | 排ガス浄化用吸着材 |
US6235255B1 (en) * | 1999-05-21 | 2001-05-22 | Asec Manufacturing | Catalyst support having zeolite with high sodium back ion-exchange capacity and catalysts made therefrom |
US6314722B1 (en) | 1999-10-06 | 2001-11-13 | Matros Technologies, Inc. | Method and apparatus for emission control |
AU1235501A (en) * | 1999-10-28 | 2001-05-08 | Regents Of The University Of California, The | Catalysts for lean burn engine exhaust abatement |
US6662951B1 (en) | 2000-09-27 | 2003-12-16 | Basic Resources, Inc. | Process for extracting and purifying naturally occurring zeolite |
EP1297885B1 (en) * | 2001-09-28 | 2011-01-26 | Volvo Technology Corporation | Porous catalyst, method and arrangement for catalytic conversion of exhaust gases |
ITMI20012707A1 (it) * | 2001-12-20 | 2003-06-20 | Enichem Spa | Processo per l'alchilazione di composti aromatici |
US20050100494A1 (en) | 2003-11-06 | 2005-05-12 | George Yaluris | Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking |
US20050100493A1 (en) * | 2003-11-06 | 2005-05-12 | George Yaluris | Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking |
US7304011B2 (en) * | 2004-04-15 | 2007-12-04 | W.R. Grace & Co. -Conn. | Compositions and processes for reducing NOx emissions during fluid catalytic cracking |
US20050232839A1 (en) * | 2004-04-15 | 2005-10-20 | George Yaluris | Compositions and processes for reducing NOx emissions during fluid catalytic cracking |
KR100727466B1 (ko) | 2005-02-07 | 2007-06-13 | 주식회사 잉크테크 | 유기 은 착체 화합물, 이의 제조방법 및 이를 이용한박막형성방법 |
EP1846422B1 (en) * | 2005-02-07 | 2016-04-13 | Inktec Co., Ltd. | Organic silver complexes, their preparation methods and their methods for forming thin layers |
FR2882531B1 (fr) * | 2005-02-25 | 2007-04-27 | Inst Francais Du Petrole | Procede de preparation de catalyseurs multimetalliques utilisables dans des reactions de transformation des hydrocarbures |
JP4807552B2 (ja) * | 2005-04-27 | 2011-11-02 | パナソニック株式会社 | 吸着材 |
KR101382014B1 (ko) | 2005-04-27 | 2014-04-04 | 더블유.알. 그레이스 앤드 캄파니-콘. | 유동상 접촉 분해 중의 NOx 방출 감소를 위한 조성물 및공정 |
US7743602B2 (en) * | 2005-06-21 | 2010-06-29 | Exxonmobil Research And Engineering Co. | Reformer assisted lean NOx catalyst aftertreatment system and method |
US7803338B2 (en) * | 2005-06-21 | 2010-09-28 | Exonmobil Research And Engineering Company | Method and apparatus for combination catalyst for reduction of NOx in combustion products |
FR2888583B1 (fr) * | 2005-07-18 | 2007-09-28 | Inst Francais Du Petrole | Nouveau procede de desulfuration d'essences olefiniques permettant de limiter la teneur en mercaptans |
KR100701851B1 (ko) * | 2006-03-14 | 2007-03-30 | 주식회사 잉크테크 | 유기 은 착체 화합물을 포함하는 항균성 조성물, 이를이용한 항균처리방법 및 항균성형품 |
DE102006031661B4 (de) * | 2006-07-08 | 2016-02-25 | Man Truck & Bus Ag | Anordnung zur Verminderung von Stickoxiden in Abgasen |
EP2463028A1 (en) | 2010-12-11 | 2012-06-13 | Umicore Ag & Co. Kg | Process for the production of metal doped zeolites and zeotypes and application of same to the catalytic removal of nitrogen oxides |
US10105689B2 (en) * | 2016-05-12 | 2018-10-23 | Saudi Arabian Oil Company | Heat generating catalyst for hydrocarbons cracking |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4798813A (en) * | 1986-07-04 | 1989-01-17 | Babcock-Hitachi Kabushiki Kaisha | Catalyst for removing nitrogen oxide and process for producing the catalyst |
US4962075A (en) * | 1988-12-05 | 1990-10-09 | Mobil Oil Corp. | Zeolitic copper catalyst |
AU649586B2 (en) * | 1990-03-09 | 1994-05-26 | Tosoh Corporation | Catalyst and method for catalytically decomposing nitrogen oxides |
US5407651A (en) * | 1991-02-15 | 1995-04-18 | Tosoh Corporation | Catalyst for and method of purifying exhaust gas |
JP3098083B2 (ja) * | 1991-12-26 | 2000-10-10 | マツダ株式会社 | 排気ガス浄化用触媒 |
US5427753A (en) * | 1992-12-24 | 1995-06-27 | Tosoh Corporation | Process for removing nitrogen oxides from oxygen rich exhaust gas |
-
1996
- 1996-05-28 US US08/653,836 patent/US5968466A/en not_active Expired - Fee Related
- 1996-06-06 JP JP09501444A patent/JP3133075B2/ja not_active Expired - Fee Related
- 1996-06-06 EP EP96918145A patent/EP0830202B1/en not_active Expired - Lifetime
- 1996-06-06 WO PCT/US1996/009026 patent/WO1996040418A1/en active IP Right Grant
- 1996-06-06 DE DE69605414T patent/DE69605414T2/de not_active Expired - Fee Related
-
1997
- 1997-05-16 US US08/857,640 patent/US5908806A/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007537858A (ja) * | 2004-05-17 | 2007-12-27 | スティヒティング エネルギーオンダーゾーク セントラム ネーデルランド | N2oの分解方法、そのための触媒及びこの触媒の製法 |
Also Published As
Publication number | Publication date |
---|---|
DE69605414D1 (de) | 2000-01-05 |
US5968466A (en) | 1999-10-19 |
DE69605414T2 (de) | 2000-03-23 |
EP0830202B1 (en) | 1999-12-01 |
WO1996040418A1 (en) | 1996-12-19 |
US5908806A (en) | 1999-06-01 |
EP0830202A1 (en) | 1998-03-25 |
JP3133075B2 (ja) | 2001-02-05 |
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