ZPGM Diesel Oxidation Catalysts and methods of making and using same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01D-053/94
B01J-023/00
B01J-023/656
출원번호
US-0891647
(2013-05-10)
등록번호
US-9511350
(2016-12-06)
발명자
/ 주소
Nazarpoor, Zahra
Golden, Stephen J.
출원인 / 주소
Clean Diesel Technologies, Inc. (CDTI)
대리인 / 주소
Alston & Bird LLP
인용정보
피인용 횟수 :
0인용 특허 :
107
초록▼
Diesel oxidation ZPGM catalyst systems are disclosed. ZPGM catalyst systems may oxidize toxic gases, such as carbon monoxide, hydrocarbons and nitrogen oxides that may be included in exhaust gases. ZPGM catalyst systems may include: a substrate, a washcoat, and an impregnation layer. The washcoat ma
Diesel oxidation ZPGM catalyst systems are disclosed. ZPGM catalyst systems may oxidize toxic gases, such as carbon monoxide, hydrocarbons and nitrogen oxides that may be included in exhaust gases. ZPGM catalyst systems may include: a substrate, a washcoat, and an impregnation layer. The washcoat may include at least one carrier material oxides. The impregnation layer may include at least one ZPGM catalyst, carrier material oxides and OSMs. Suitable known in the art chemical techniques, deposition methods and treatment systems may be employed in order to form the disclosed ZPGM catalyst systems.
대표청구항▼
1. A zero platinum group metal (ZPGM) catalyst system, comprising: a substrate; anda washcoat suitable for deposition on the substrate, comprising at least one carrier metal oxide, and at least one ZPGM catalyst; andwherein at least one of the ZPGM catalyst comprises at least one perovskite structur
1. A zero platinum group metal (ZPGM) catalyst system, comprising: a substrate; anda washcoat suitable for deposition on the substrate, comprising at least one carrier metal oxide, and at least one ZPGM catalyst; andwherein at least one of the ZPGM catalyst comprises at least one perovskite structured compound having the formula ABO3, wherein each of A and B is selected from the group consisting of at least one of yttrium, silver, manganese, and combinations thereof;wherein yttrium is present in about 1% to about 5% by weight of the at least one ZPGM catalyst, silver is present in about 1% to about 5% by weight of the at least one ZPGM catalyst, and wherein manganese is present in about 1% to about 5% by weight of the at least one ZPGM catalyst. 2. The ZPGM catalyst system of claim 1, further comprising at least one impregnation layer, wherein the impregnation layer includes at least one ZPGM catalyst. 3. The ZPGM catalyst system of claim 2, wherein yttrium is present in about 1% to about 10% by weight of the at least one ZPGM catalyst in the at least one impregnation layer. 4. The ZPGM catalyst system of claim 2, wherein silver is present in about 1% to about 10% by weight of the at least one ZPGM catalyst in the at least one impregnation layer. 5. The ZPGM catalyst system of claim 2, wherein manganese manganese is present in about 1% to about 10% by weight of the at least one ZPGM catalyst in the at least one impregnation layer. 6. The ZPGM catalyst system of claim 1, wherein the substrate is selected from the group consisting of cordierite, metallic alloys, foams, microporous materials, zeolites, and combinations thereof. 7. The ZPGM catalyst system of claim 1, wherein the ZPGM catalyst comprises at least one perovskite structured compound having the formula Y1-xAgxMnO3 or YMnO3, wherein x is from 0 to 1. 8. The ZPGM catalyst system of claim 1, wherein the at least one perovskite structured compound comprises about 1% to about 30% of the at least one of the ZPGM catalyst by weight. 9. The ZPGM catalyst system of claim 1, wherein the at least one oxide solid is selected from the group consisting of ZrO2, doped ZrO2 with lanthanide group metals, Nb2O5, Nb2O5—ZrO2, alumina and doped alumina, TiO2 and doped TiO2. 10. The ZPGM catalyst system of claim 1, wherein the at least one catalyst oxidizes one selected from the group consisting of CO, hydrocarbons, nitrogen oxides, and combinations thereof. 11. An apparatus for reducing emissions from an engine having associated therewith an exhaust system, comprising: a substrate;a washcoat suitable for deposition on the substrate, comprising at least one oxide solid further comprising at least one carrier metal oxide; andat least one impregnation layer, wherein the impregnation layer includes at least one ZPGM catalyst;wherein the at least one ZPGM catalyst comprises at least one perovskite structured compound having the formula ABO3, wherein each of A and B is selected from the group consisting at least one of yttrium, silver, manganese, and combinations thereof;wherein yttrium is present in about 1% to about 5% by weight of the at least one ZPGM catalyst, silver is present in about 1% to about 5% by weight of the at least one ZPGM catalyst, and wherein manganese is present in about 1% to about 5% by weight of the at least one ZPGM catalyst. 12. The apparatus of claim 11, wherein the washcoat and at least one impregnation layer are applied in two different application steps. 13. The apparatus of claim 12, further comprising at least one continuously regenerating trap associated with the exhaust system wherein NO or NO2 is oxidized and at least partially removes carbon soot from the exhaust system. 14. The apparatus of claim 13, wherein the at least one continuously regenerating trap comprises zeolite. 15. The apparatus of claim 12, further comprising at least one lean NOx trap associated with the exhaust system. 16. A zero platinum group metal (ZPGM) catalyst system, comprising: a substrate;an overcoat suitable for deposition on the substrate, comprising at least one overcoat oxide solid selected from the group consisting at least one of a carrier metal oxide, and a ZPGM catalyst; anda washcoat suitable for deposition on the substrate, comprising at least one oxide solid selected from the group consisting of at least one carrier metal oxide, and at least one ZPGM catalyst; andwherein at least one of the ZPGM catalyst comprises at least one perovskite structured compound having the formula ABO3, wherein each of A and B is selected from the group consisting at least one of yttrium, silver, manganese, and combinations thereof;wherein at least one of the washcoat and overcoat comprises a carrier metal oxide and the at least one ZPGM catalyst, and wherein the yttrium is present in about 1% to about 5% by weight of the at least one ZPGM catalyst, silver is present in about 1% to about 5% by weight of the at least one ZPGM catalyst, and wherein manganese is present in about 1% to about 5% by weight of the at least one ZPGM catalyst.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (107)
Szymkowicz, Patrick G., After-treatment system and method for reducing emissions in diesel engine exhaust.
Bedford Raymond E. (Burton MI) LaBarge William J. (Bay City MI), Base metal automotive exhaust catalysts with improved activity and stability and method of making the catalysts.
Hartweg Martin,DEX ; Seibold Andrea,DEX ; Walz Leonhard,DEX ; Fetzer Thomas,DEX ; Morsbach Bernd,DEX, Catalyst and a method for its production and use of same.
Han Scott (Lawrenceville NJ) DeCaul Lorenzo C. (Chester PA) Palermo Robert E. (Bloomfield NJ) Walsh Dennis E. (Richboro PA), Catalyst and process for upgrading methane to higher hydrocarbons.
Verdier, Stephan; Larcher, Olivier; Rohart, Emmanuel; Pacaud, Bernard; Takemori, Hirofumi; Suda, Eisaku, Catalyst compositions for the treatment of vehicular exhaust gases comprise zirconium oxide and cerium oxide, and have a high reducibility and a stable specific surface area.
Klein, Harald; Neuhausen, Ulrich; Lox, Egbert; Gieshoff, Jürgen; Kreuzer, Thomas, Catalyst featuring silicone dioxide based support material for the purification of exhaust gases.
Ruwisch, Lutz Marc; G?bel, Ulrich; Theis, Juliane; Domesle, Rainer, Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines.
Domesle Rainer (Alzenau-Kaelberau DEX) Engler Bernd (Hanau DEX) Koberstein Edgar (Alzenau DEX) Voelker Herbert (Zeiskam DEX), Catalyst for purification of exhaust gases of diesel engines and method of use.
Suzuki Yoshihiro (Toyota JPX) Kinoshita Hiroo (Toyota JPX) Akasaka Naomi (Toyota JPX), Catalyst for purifying exhaust gas and the process for manufacturing thereof.
Gandhi Haren S. (Farmington Hills MI) Watkins William L. H. (Toledo OH), Construction, method of making and method of using alumina-supported, precious metal oxidation catalysts.
Soled Stuart L. (Pittstown NJ) Iglesia Enrique (Clinton NJ) Fiato Rocco A. (Basking Ridge NJ), Copper promoted cobalt-manganese spinel catalyst and method for making the catalyst for Fischer-Tropsch synthesis.
Courty Philippe (Nanterre FR) Sugier Andre (Rueil-Malmaison FR) Raynal Bernard (Le Pecq FR) Berrebi Georges (Massy FR), Decomposing nitrogen oxides with nickel-iron-chromium catalysts.
Bowers Wayne E. (Clearwater FL) Sprague Barry N. (West Haven CT), Diesel fuel additives and diesel fuels containing soluble platinum group metal compounds and use in diesel engines.
Bowers Wayne E. (Clearwater FL) Sprague Barry N. (West Haven CT), Gasoline additives and gasoline containing soluble platinum group metal compounds and use in internal combustion engines.
Yoo Jin S. (Flossmoor IL) Radlowski Cecelia A. (Riverside IL) Karch John A. (Marriottsville MD) Bhattacharyya Alakananda (Columbia MD), Metal-containing spinel composition and process of using same.
Socha, Richard F.; Vartuli, James C.; El-Malki, El-Mekki; Kalyanaraman, Mohan; Park, Paul W., Method and apparatus for combination catalyst for reduction of NOin combustion products.
Haney ; III William M. (Westport CT) Sullivan James C. (Southport CT), Method and apparatus for improving combustion, thermal efficiency and reducing emissions by treating fuel.
Miller John W. (580 Eyer drive ; Unit 24 Pickering ; Ont. CAX L1W 3B7), Method and apparatus for treating diesel exhaust gas to remove fine particulate matter.
Epperly W. Robert ; Sprague Barry N. ; Kelso Danny T. ; Bowers Wayne E., Method for reducing emissions from or increasing the utilizable energy of fuel for powering internal combustion engines.
Peter-Hoblyn Jeremy D. (Bodmin CT GB3) Valentine James M. (Fairfield CT) Epperly W. Robert (New Canaan CT) Sprague Barry N. (Bethlehem CT), Method for reducing pollution emissions from a diesel engine.
Hoffmann, Michael; Klein, Harald; Kreuzer, Thomas; Sch?fer-Sindlinger, Adolf, Method for removing nitrogen oxides and particulates from the lean exhaust gas of an internal combustion engine and exhaust gas emission system.
Park Sang-Eon,KRX ; Kim Gyung-Mi,KRX ; Lee Yun-Jo,KRX ; Chang Jong-San,KRX ; Han Seong-Hee,KRX, Method for removing nitrogen oxides in exhaust gas by selective catalytic reduction and catalyst for reduction of nitrog.
Cyron Theodor (Bergisch Gladbach DEX), Method of oxidation of the surface of a catalyst carrier body and a catalyst carrier body produced according to the meth.
McCabe Robert W. (Lathrup Village MI) Mitchell Patricia J. (Troy MI), Method of simultaneous oxidation of carbon monoxide and unburned fuel in methanol vehicle exhaust.
Peters Alan W. ; Rudesill John A. ; Weatherbee Gordon Dean ; Rakiewicz Edward F. ; Barbato-Grauso Mary Jane A. ; Zhao Xinjin, NO.sub.x reduction compositions for use in FCC processes.
Valentine James M. (Fairfield CT) Peter-Hoblyn Jeremy D. (Bodwin GB2), Operation of diesel engines with reduced particulate emission by utilization of platinum group metal fuel additive and p.
Peter-Hoblyn Jeremy D. (Bodwin GB2) Sprague Barry N. (Bethlehem CT) Valentine James M. (Fairfield CT), Platinum metal fuel additive for water-containing fuels.
Boegner, Walter; Roitzheim, Rolf-Dirc; Hartweg, Martin; Seibold, Andrea; Fetzer, Thomas; Morsbach, Bernd, Process and apparatus for cleaning a gas flow.
Foster Alan I. (Ashford GB2) Sims Malcolm L. (Hersham GB2) Young Dennis (Staines GB2), Protective metal oxide films on metal or alloy substrate surfaces susceptible to coking, corrosion or catalytic activity.
Beutel, Tilman W.; Dettling, Joseph C.; Hollobaugh, Dustin O.; Mueler-Stach, Torsten W., Pt-Pd diesel oxidation catalyst with CO/HC light-off and HC storage function.
Tarabulski Theodore J. ; Peter-Hoblyn Jeremy D.,GBX ; Valentine James M., Reducing NO.sub.x emissions from an engine by selective catalytic reduction utilizing solid reagents.
Peter-Hoblyn Jeremy D.,GBX ; Balles Eric N. ; Hofmann John E. ; Tarabulski Theodore J., Reducing NO.sub.x emissions from an engine by temperature-controlled urea injection for selective catalytic reduction.
Jeremy D. Peter-Hoblyn GB; Eric N. Balles ; John E. Hofmann, Reducing no emissions from an engine by on-demand generation of ammonia for selective catalytic reduction.
Tarabulski Theodore J. ; Knapper Curtis J. ; Peter-Hoblyn Jeremy D.,GBX ; Valentine James M., Reducing no.sub.x emissions from an engine by temperature-controlled urea injection for selective catalytic reduction.
Volker Herbert (Hanau DEX) Koberstein Edgar (Alzenau DEX) Bozon Alfred (Erlensee DEX) Hensel Jorg (Hanau DEX), Shaped catalyst and process for its production.
Peter-Hoblyn Jeremy D.,GB3 ; Valentine James M. ; Tarabulski Theodore J., System for fueling and feeding chemicals to internal combustion engines for NO.sub.x reduction.
Peter-Hoblyn Jeremy D.,GBX ; Balles Eric N. ; Tarabulski Theodore J. ; Hofmann John E. ; Valentine James M., Urea pyrolysis chamber and process for reducing lean-burn engine NO.sub.x emissions by selective catalytic reduction.
Peter-Hoblyn Jeremy D.,GBX ; Balles Eric N. ; Tarabulski Theodore J. ; Hofmann John E. ; Valentine James M., Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.