Basf Corporation

Basf Catalysts LLC

Engelhard Corporation

Other

Basf Mobile Emissions Catalysts LLC

Basf Qtech Inc.

Pascaline Tran

Xinsheng Liu

Ye Liu

Xiaolin Yang

Michael P Galligan

Gerard D Lapadula

Lawrence Shore

Michael Durilla

James M Chen

Mark Thomas Buelow

John Kauffman

Wolfgang Friedrich Ruettinger

Howard Furbeck

David Weinberger

Feng Zhao

Laif R Alden

Keshavaraja Alive

AnJu Shi

David M Stockwell

Young Gin Kim

Qinglin Zhang

Qingyuan Hu

Tiep M Pham

Stanley Mack

Riichiro Kimura

Barry Keven Speronello

Peter Eisenberger

Aron Wosylus

Ting Gu

Aleksei Vjunov

Ronald Thomas Mentz

Lukas Wengeler

Esra Cinar

Nils Lawrenz

Chunjuan Zhang

Milena Kudziela

Xinzhu Liu

Michel Deeba

Ahmad Moini

Jun Jiang

Jeffrey Barmont Hoke

Shiang Sung

Sai Ping Shum

Hiroyuki Horimura

Gerald Stephen Koermer

Xinyi Wei

Akash Abraham

Wenyong Lin

Jeffrey Alan Levine

Xiaolai Zheng

Shau-Lin Frank Chen

John R Adomaitis

Yipeng Sun

Yuxuan Xin

Danielle Maria Shacklady-McAtee

Michelle Casper

Roy Venturina

Marc Thomas Blute

James Mon-Her Chen

James Eugene Staudt

Gerald Lapadula

Jacqueling S Curran

Akiko Iwasa

Weiliang Feng

Doan Lieu

Danna Rehms

The presently claimed invention provides a layered catalytic article and an exhaust system. The catalytic article comprises a first layer comprising platinum, a first platinum group metal component other than platinum, a ceria-alumina composite, and an oxygen storage component; wherein platinum is supported on the ceria-alumina component; the platinum group metal component is selected from palladium, rhodium or a combination thereof and the platinum group metal component is supported on the oxygen storage component; a second layer comprising a second platinum group metal component; and a refractory alumina component, an oxygen storage component or a combination thereof; wherein the second platinum group component is selected from platinum, palladium, rhodium or a combination thereof; and a substrate, wherein the amount of platinum is 10 to 80 wt. %, based on the total weight of platinum, palladium and rhodium. The presently claimed invention also provides a process for the preparation of a layered catalytic article and use of the catalytic article and the exhaust system for purifying a gaseous exhaust stream comprising hydrocarbons, carbon monoxide, and nitrogen oxides.

Layered catalytic article and method of manufacturing the catalytic article

Disclosed are embodiments of a filter unit containing a water adsorbent material in the form of water adsorbent particles in a packed bed and a gas adsorbent material in the form of gas adsorbent particles in a packed bed. In embodiments, the gas adsorbent material is downstream from the water adsorbent material in a direction of operation. Further disclosed are methods of preparing and using the filter units.

Filter unit for adsorbing water and gas and systems and methods of use thereof

Disclosed in certain embodiments are carbon dioxide sorbents that include porous particles impregnated with an amine compound.

Methods or producing carbon dioxide sorbents for indoor air quality control

Disclosed herein is a particulate filter, in particular a catalyzed particulate filter, for use in an emission treatment system of an internal combustion engine. Provided are catalyzed particulate filters, emission treatment systems with catalyzed particulate filters, methods for manufacturing catalyzed particulate filters, and methods for controlling emissions in exhaust gas from internal combustion engines with catalyzed particulate filters.

Catalyzed particulate filter

Disclosed in certain embodiments is a catalytic material comprising: an active precious metal component comprising platinum; a sulfur-tolerant support material comprising silica on zirconia; and a substrate having the catalytic material coated thereon.

Catalytic material with sulfur-tolerant support

Disclosed herein are catalyst compositions for removing formaldehyde, volatile organic compounds, and other pollutants from an air flow stream. In one embodiment, a catalyst composition comprises manganese oxide particles and rare earth metal catalyst particles.

Catalyst device for treatment of formaldehyde and volatile organic compounds

Disclosed in certain embodiments is a sulfur tolerant catalytic system that includes a catalytic material coated onto a substrate. Certain embodiments are directed to a method of preparing a sulfur-tolerant catalyst.

Method of using a sulfur-tolerant catalyst

Disclosed herein are a catalyst composition, catalyst devices, and methods for removing formaldehyde, volatile organic compounds, and other pollutants from an air flow stream. The catalyst composition including manganese oxide, optionally one or more of alkali metals, alkaline earth metals, zinc, iron, binder, an inorganic oxide, or carbon.

Manganese oxide based catalyst and catalyst device for the removal of formaldehyde and volatile organic compounds

Described herein are coatings. The coatings can, for example, catalyze carbon gasification. In some examples, the coatings comprise: a first region having a first thickness, the first region comprising a manganese oxide, a chromium-manganese oxide, or a combination thereof; a second region having a second thickness, the second region comprising Ni, Fe, W, Cr, Co, Mn, Ti, Mo, V, Nb, Zr, Si, C, or a combination thereof; and an alkaline earth metal, an alkaline earth oxide, an alkaline earth carbonate, an alkaline earth silicate, molybdemun, a molybdenum oxide, a molybdenum carbide, a mixed-metal perovskite, a mixed metal inorganic oxide, or a combination thereof.

Catalytic coatings, methods of making and use thereof

Carbon dioxide and VOC sorbents that include a porous support impregnated with an amine compound are provided. The sorbents include a gas-adsorbing material coated onto the porous support. The gas-adsorbing material includes a polyamine which is produced using a process that is free of formaldehyde as a reaction product and/or a reactant.

Carbon dioxide sorbents for air quality control

Disclosed herein are catalyst devices for removing formaldehyde, volatile organic compounds, and other pollutants from an air flow stream, A catalyst device includes a housing, a solid substrate disposed within the housing, and a catalyst layer disposed on the substrate. The catalyst layer includes a base metal catalyst at a first mass percent and a rare earth metal catalyst at a second mass percent.

The invention provides a catalyst article including a substrate underlying a multi-layer catalyst composition and a multi-layer catalyst composition comprising a first layer and a second layer, the first layer positioned between the substrate and the second layer, wherein the first layer comprises a first porous refractory oxide material impregnated with at least one base metal component and the second layer comprises a second porous refractory oxide material impregnated with at least one platinum group metal. Either the second porous refractory oxide material is a porous refractory oxide material other than alumina or the catalyst composition further comprises an intermediate layer between the first layer and the second layer, the intermediate layer comprising a refractory oxide material other than alumina. Methods of making and using the catalyst article are also provided, as well as emission treatment systems comprising the catalyst article.

Multi-layer catalyst composition for internal combustion engines

Disclosed in certain embodiments is a sulfur tolerant catalytic system that includes a catalytic material coated onto a substrate.

Sulfur-tolerant catalytic system

Catalytic articles comprising a substrate having a catalytic coating thereon, the catalytic coating comprising a catalytic layer having a thickness and an inner surface proximate to the substrate and an outer surface distal to the substrate; where the catalytic layer comprises a noble metal component on support particles and where the concentration of the noble metal component towards the outer surface is greater than the concentration towards the inner surface are highly effective towards treating exhaust gas streams of internal combustion engines. The articles are prepared via a method comprising providing a first mixture comprising micron-scaled support particles and applying the first mixture to a substrate to form a micro-particle layer; providing a second mixture comprising nano-scaled support particles and a noble metal component having an initial pH and applying the second mixture to the micro-particle layer and calcining the substrate.

Catalytic articles

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Holmdel, NJ, United States of America

Pascaline Tran