公开(公告)号：US20240293805A1

公开(公告)日：2024-09-05

申请号：US18030267

申请日：2021-10-05

Applicant: BASF Corporation

Inventor： David M. Youngren ,  Xiaofan Yang ,  Xinyi Wei ,  Matthew T. Caudle

IPC: B01J29/072 ,  B01D53/94 ,  B01J35/33 ,  B01J35/56

CPC classification number: B01J29/072 ,  B01D53/945 ,  B01J35/33 ,  B01J35/56 ,  B01D2255/206 ,  B01D2255/207 ,  B01D2255/50 ,  B01D2255/91 ,  B01D2255/9155 ,  B01D2257/404 ,  B01D2258/012 ,  B01D2258/014 ,  B01D2258/018

Abstract: The application provides articles, systems, and methods for adsorbing and desorbing nitrogen oxides (NOx) at desired temperatures. The catalytic article comprises a NOx adsorber composition comprising a platinum group metal (PGM) component disposed on or impregnated in a support material, and a substrate, wherein the catalytic article further comprises a magnetic material capable of inductive heating in response to an applied alternating electromagnetic field. The catalytic article further comprises a conductor associated therewith for receiving current and generating an alternating electromagnetic field in response thereto, wherein the conductor is positioned such that the generated alternating electromagnetic field is applied to at least a portion of the magnetic material. This field can inductively heat the magnetic material to heat the NOx adsorber composition to desorb the NOx from the NOx adsorber composition.

公开(公告)号：US20240269654A1

公开(公告)日：2024-08-15

申请号：US18427884

申请日：2024-01-31

Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY

Inventor： Shuhei NAGAOKA ,  YILIGUMA

IPC: B01J23/648 ,  B01D53/94 ,  B01J6/00 ,  B01J21/04

CPC classification number: B01J23/6486 ,  B01D53/945 ,  B01J6/001 ,  B01J21/04 ,  B01D2255/1025 ,  B01D2255/206 ,  B01D2255/92

Abstract: Provided is a catalyst article comprising a substrate and a catalyst composition disposed on the substrate, the catalyst composition comprising a support material having supported thereon: one or more platinum group metals (PGMs); and a Ta-polyoxometalate (POM).

公开(公告)号：US12042783B2

公开(公告)日：2024-07-23

申请号：US18154198

申请日：2023-01-13

Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY

Inventor： Qinghe Zheng ,  Jing Lu ,  Michael Howard

IPC: B01J21/04 ,  B01D53/94 ,  B01J23/00 ,  B01J23/02 ,  B01J23/04 ,  B01J23/10 ,  B01J23/34 ,  B01J23/38 ,  B01J23/40 ,  B01J23/42 ,  B01J23/44 ,  B01J23/46 ,  B01J23/48 ,  B01J23/54 ,  B01J23/63 ,  B01J23/70 ,  B01J23/76 ,  B01J23/83 ,  B01J23/89 ,  B01J35/04 ,  B01J35/56 ,  B01J37/02 ,  B01J37/04 ,  B01J37/08 ,  F01N3/10 ,  F01N3/28

CPC classification number: B01J23/464 ,  B01D53/945 ,  B01J21/04 ,  B01J23/002 ,  B01J23/10 ,  B01J23/34 ,  B01J23/44 ,  B01J23/83 ,  B01J35/56 ,  B01J37/0203 ,  B01J37/0205 ,  B01J37/0213 ,  B01J37/0236 ,  B01J37/0248 ,  B01J37/086 ,  F01N3/101 ,  F01N3/2828 ,  B01D2255/1021 ,  B01D2255/1023 ,  B01D2255/1025 ,  B01D2255/9155 ,  F01N2370/04

Abstract: Provided is a composition comprising alumina, the alumina being surface-modified with a perovskite type compound of formula (I); wherein formula (I) is defined by Ax-yA′yB1-z B′zO3; where: A is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; A′ is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; B is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; B′ is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; x is from 0.7 to 1; y is from 0 to 0.5; and z is from 0 to 0.5.

公开(公告)号：US12042781B2

公开(公告)日：2024-07-23

申请号：US18158700

申请日：2023-01-24

Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY

Inventor： Qinghe Zheng ,  Jing Lu ,  Michael Howard ,  Andrea Eva Pascui ,  Kerry Simmance ,  Janet Fisher

IPC: B01J21/04 ,  B01D53/94 ,  B01J21/06 ,  B01J23/00 ,  B01J23/02 ,  B01J23/04 ,  B01J23/10 ,  B01J23/34 ,  B01J23/38 ,  B01J23/40 ,  B01J23/42 ,  B01J23/44 ,  B01J23/46 ,  B01J23/48 ,  B01J23/54 ,  B01J23/63 ,  B01J23/70 ,  B01J23/76 ,  B01J23/83 ,  B01J23/89 ,  B01J35/04 ,  B01J35/56 ,  B01J37/02 ,  B01J37/04 ,  B01J37/08 ,  F01N3/10 ,  F01N3/28

CPC classification number: B01J23/10 ,  B01D53/945 ,  B01J23/002 ,  B01J23/34 ,  B01J23/44 ,  B01J23/464 ,  B01J23/83 ,  B01J35/56 ,  B01J37/0213 ,  B01J37/0221 ,  B01J37/0236 ,  B01J37/0248 ,  B01J37/04 ,  B01J37/088 ,  B01D2255/1021 ,  B01D2255/1023 ,  B01D2255/1025 ,  B01D2255/402 ,  B01D2255/407 ,  B01D2255/908 ,  B01D2255/9155 ,  F01N3/101 ,  F01N3/2803 ,  F01N2370/02

Abstract: Provided is a composition comprising a ceria-zirconia mixed oxide, the ceria-zirconia mixed oxide being surface-modified with a perovskite type compound of formula (I); wherein formula (I) is defined by Ax-yA′yB1-zB′zO3; where: A is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; A′ is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; B is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; B′ is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; x is from 0.7 to 1; y is from 0 to 0.5; and z is from 0 to 0.5.

公开(公告)号：US11992806B2

公开(公告)日：2024-05-28

申请号：US16965449

申请日：2019-02-04

Applicant: BASF Corporation

Inventor： Florian Waltz ,  Attilio Siani ,  Thomas Schmitz ,  Stephan Siemund ,  David Schlereth ,  Hao Li

IPC: B01J21/04 ,  B01D53/94 ,  B01J23/10 ,  B01J23/42 ,  B01J23/44 ,  B01J23/46 ,  B01J23/63 ,  F01N3/022 ,  F01N3/035 ,  F01N3/10

CPC classification number: B01D53/945 ,  B01J23/63 ,  F01N3/022 ,  F01N3/035 ,  F01N3/101 ,  B01D2255/102 ,  B01D2255/206 ,  B01D2255/407 ,  B01D2255/9155 ,  F01N2330/06

Abstract: A four-way conversion catalyst for the treatment of an exhaust gas stream of a gasoline engine, the catalyst comprising a porous wall flow filter substrate comprising an inlet end, an outlet end, a substrate axial length extending between the inlet end and the outlet end, and a plurality of passages defined by porous internal walls of the porous wall flow filter substrate, wherein the plurality of passages comprise inlet passages having an open inlet end and a closed outlet end, and outlet passages having a closed inlet end and an open outlet end; wherein in the pores of the porous internal walls and on the surface of the porous internal walls, which surface defines the interface between the porous internal walls and the passages, the catalyst comprises a three-way conversion catalytic coating comprising an oxygen storage compound and a platinum group metal supported on a refractory metal oxide; wherein in the pores of the porous internal walls, the three-way conversion catalytic coating is present as in-wall-coating and on the surface of the porous internal walls, the three-way conversion catalytic coating is present as on-wall-coating; wherein in addition to said three-way conversion catalytic coating, the catalyst comprises no further coating in the pores of the porous internal walls and no further coating on the surface of the porous internal walls.

公开(公告)号：US20240109036A1

公开(公告)日：2024-04-04

申请号：US18274503

申请日：2022-02-01

Applicant: BASF Corporation

Inventor： Manale Maalouf ,  Florian Waltz ,  Karifala Dumbuya ,  Marcus Hilgendorff ,  Markus Kinne ,  Thomas Schmitz

IPC: B01D53/94

CPC classification number: B01D53/9477 ,  B01D53/9418 ,  B01D53/9436 ,  B01D53/945 ,  B01D2255/102 ,  B01D2255/20761 ,  B01D2255/50 ,  B01D2255/908 ,  B01D2255/9155 ,  B01D2257/404 ,  B01D2257/406 ,  B01D2258/012

Abstract: The present invention relates to an exhaust gas treatment system for reducing ammonia emission from a gasoline engine comprising a three-way conversion catalyst (TWC) or a four-way conversion catalyst (FWC), further comprising an ammonia oxidation catalyst (AMOx) or a selective catalytic reduction catalyst (SCR), and a method of treating exhaust gas from a gasoline engine with an exhaust gas treatment system capable of removing ammonia.

公开(公告)号：US20240058791A1

公开(公告)日：2024-02-22

申请号：US18267510

申请日：2021-12-16

Applicant: BASF Corporation

Inventor： Shiang Sung ,  Andreas Sundermann ,  Xiaolai Zheng

IPC: B01J23/63 ,  B01J35/00 ,  B01J37/10 ,  B01J37/00 ,  B01D53/94 ,  B01J35/04 ,  B01J23/42 ,  B01J23/46 ,  B01J23/44 ,  B01J37/02 ,  F01N3/10 ,  F01N3/28

CPC classification number: B01J23/63 ,  B01J35/0006 ,  B01J37/10 ,  B01J37/0018 ,  B01D53/945 ,  B01J35/04 ,  B01J23/42 ,  B01J23/464 ,  B01J23/44 ,  B01J37/0244 ,  B01J37/0201 ,  B01J37/0248 ,  F01N3/101 ,  F01N3/2828 ,  B01D2257/502 ,  B01D2257/702 ,  B01D2257/404 ,  B01D2255/1021 ,  B01D2255/1025 ,  B01D2255/407 ,  B01D2255/908 ,  B01D2258/014 ,  B01D2255/9155 ,  B01D2255/1023 ,  F01N2370/02

Abstract: The present invention provides a catalyst composition comprising at least one platinum group metal; and at least one complex metal oxide wherein the at least one platinum group metal is supported on the at least complex metal oxide, wherein the complex metal oxide comprises ceria (calculated as CeO2) in an amount of about 50 to about 99 wt. %, based on the total weight of the complex metal oxide; and zirconia (calculated as ZrO2) in an amount of about 1.0 to about 50 wt. %, based on the total weight the complex metal oxide. The present invention also provides a catalytic article made from said catalyst composition, its preparation and use for the treatment of the exhaust gases.

公开(公告)号：US20240024860A1

公开(公告)日：2024-01-25

申请号：US18320311

申请日：2023-05-19

Applicant: BASF CORPORATION

Inventor： Xiaofan Yang ,  Matthew Tyler Caudle

IPC: B01J29/76 ,  B01D53/94 ,  B01J23/745 ,  B01J23/83 ,  B01J35/00 ,  B01J35/04 ,  B01J23/89 ,  B01D53/86 ,  F01N3/20 ,  F01N3/28

CPC classification number: B01J29/763 ,  B01D53/9418 ,  B01D53/9422 ,  B01D53/9436 ,  B01D53/944 ,  B01D53/945 ,  B01J23/745 ,  B01J23/83 ,  B01J35/0013 ,  B01J35/0033 ,  B01J35/04 ,  B01J23/89 ,  B01D53/86 ,  F01N3/20 ,  B01J23/894 ,  F01N3/2013 ,  F01N3/2828 ,  B01D2255/102 ,  B01D2255/206 ,  B01D2255/2068 ,  B01D2255/20738 ,  B01D2255/20746 ,  B01D2255/91 ,  B01D2255/9202 ,  B01D2258/012 ,  B01D2257/708 ,  B01D2255/209 ,  B01J2523/00 ,  B01D2257/404 ,  B01D2257/406 ,  B01D2257/502 ,  B01D2257/702 ,  B01J37/04

Abstract: The invention provides a catalyst composition, including a mixture of catalytically active particles and a magnetic material, such as superparamagnetic iron oxide nanoparticles, capable of inductive heating in response to an applied alternating electromagnetic field. The catalytically active particles will typically include a base metal, platinum group metal, oxide of base metal or platinum group metal, or combination thereof, and will be adapted for use in various catalytic systems, such as diesel oxidation catalysts, catalyzed soot filters, lean NOx traps, selective catalytic reduction catalysts, ammonia oxidation catalysts, or three-way catalysts. The invention also includes a system and method for heating a catalyst material, which includes a catalyst article that includes the catalyst composition and a conductor for receiving current and generating an alternating electromagnetic field in response thereto, the conductor positioned such that the generated alternating electromagnetic field is applied to at least a portion of the magnetic material.

公开(公告)号：US20240001343A1

公开(公告)日：2024-01-04

申请号：US18335183

申请日：2023-06-15

Applicant: JOHNSON MATTHEY (SHANGHAI) CHEMICALS LIMITED

Inventor： Dongsheng QIAO ,  Jingwen WANG

IPC: B01J23/46 ,  B01J23/42 ,  B01J23/44 ,  B01J23/10 ,  B01J23/02 ,  B01J35/00 ,  B01J35/04 ,  B01D53/94 ,  F01N3/10

CPC classification number: B01J23/464 ,  B01J23/42 ,  B01J23/44 ,  B01J23/10 ,  B01J23/02 ,  B01J35/0006 ,  B01J35/04 ,  B01D53/945 ,  B01D53/9454 ,  B01D53/9468 ,  B01D53/9472 ,  F01N3/101 ,  B01D2255/1021 ,  B01D2255/1023 ,  B01D2255/1025 ,  B01D2255/40 ,  B01D2255/908 ,  B01D2255/9022 ,  B01D2255/9025 ,  B01D2255/9032 ,  B01D2255/904

Abstract: A three-way catalyst article, and its use in an exhaust system for compressed natural gas engines, is disclosed. The catalyst article for treating exhaust gas from compressed natural gas (CNG) engine comprising: a substrate comprising an inlet end, an outlet end with an axial length L; a first catalytic region beginning at the inlet end and extending for less than the axial length L, wherein the first catalytic region comprises a first platinum component; a second catalytic region beginning at the outlet end and extending for less than the axial length L, wherein the second catalytic region comprises a second palladium component; and a third catalytic region, wherein the third catalytic region comprises a third rhodium component.

公开(公告)号：US20230372902A1

公开(公告)日：2023-11-23

申请号：US18314280

申请日：2023-05-09

Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY

Inventor： Austin GALLAGHER ,  Nicholas MCNAMARA ,  Yvonne TRUCKLE ,  Alessandro TURRINA

IPC: B01J23/14 ,  B01J23/46 ,  B01J23/42 ,  B01D53/94

CPC classification number: B01J23/14 ,  B01J23/464 ,  B01J23/42 ,  B01D53/945 ,  B01D2255/1021 ,  B01D2258/014 ,  B01D2255/908 ,  B01D2255/1025

Abstract: The present disclosures provides a catalyst composition comprising a mixed oxide support material and a platinum group metal supported on the mixed oxide support material, the mixed oxide support material comprising a solid solution mixed oxide having the formula CewZrxSnyMzOa, wherein: 0.05≤w≤0.90; 0.05≤x≤0.90; 0.001≤y≤0.25; 0.001≤z≤0.60; w+x+y+z=1.00; 1.0≤a≤2.0; and M is an element selected from one or more of sodium, potassium, rubidium, caesium, magnesium, calcium, strontium, barium, scandium, yttrium, titanium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum, tungsten, manganese, technetium, rhenium, iron, ruthenium, osmium, cobalt, rhodium, iridium, nickel, palladium, platinum, copper, silver, gold, zinc, aluminium, gallium, thallium, silicon, germanium, lead, bismuth, lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, erbium, lutetium, dysprosium, holmium, thulium and ytterbium.