Processing

Please wait...

Settings

Settings

Goto Application

1. WO2012059423 - AMMONIA OXIDATION CATALYST HAVING LOW N2O BY-PRODUCT FORMATION

Publication Number WO/2012/059423
Publication Date 10.05.2012
International Application No. PCT/EP2011/068976
International Filing Date 28.10.2011
IPC
B01J 23/00 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/113
B01J 23/652 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/113
38of noble metals
54combined with metals, oxides or hydroxides provided for in groups B01J23/02-B01J23/36118
56Platinum group metals
64with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
652Chromium, molybdenum or tungsten
B01J 37/02 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
37Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
02Impregnation, coating or precipitation
B01D 53/94 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
53Separation 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 or aerosols
34Chemical or biological purification of waste gases
92of engine exhaust gases
94by catalytic processes
B01D 53/86 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
53Separation 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 or aerosols
34Chemical or biological purification of waste gases
74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
86Catalytic processes
F01N 3/20 2006.01
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
3Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
08for rendering innocuous
10by thermal or catalytic conversion of noxious components of exhaust
18characterised by methods of operation; Control
20specially adapted for catalytic conversion
CPC
B01D 2255/1021
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
2255Catalysts
10Noble metals or compounds thereof
102Platinum group metals
1021Platinum
B01D 2255/20776
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
2255Catalysts
20Metals or compounds thereof
207Transition metals
20776Tungsten
B01D 2255/407
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
2255Catalysts
40Mixed oxides
407Zr-Ce mixed oxides
B01D 2257/406
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
2257Components to be removed
40Nitrogen compounds
406Ammonia
B01D 2258/012
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
2258Sources of waste gases
01Engine exhaust gases
012Diesel engines and lean burn gasoline engines
B01D 53/9404
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
53Separation 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,
34Chemical or biological purification of waste gases
92of engine exhaust gases
94by catalytic processes
9404Removing only nitrogen compounds
Applicants
  • CLARIANT PRODUKTE (DEUTSCHLAND) GMBH (AllExceptUS)
  • REICHINGER, Markus [DE]/[DE] (UsOnly)
  • MALETZ, Gerd [DE]/[DE] (UsOnly)
  • WANNINGER, Klaus [DE]/[DE] (UsOnly)
  • BENTELE, Andreas [DE]/[DE] (UsOnly)
  • SCHNEIDER, Martin [DE]/[DE] (UsOnly)
Inventors
  • REICHINGER, Markus
  • MALETZ, Gerd
  • WANNINGER, Klaus
  • BENTELE, Andreas
  • SCHNEIDER, Martin
Agents
  • STOLMÁR SCHEELE & PARTNER
Priority Data
10 2010 050 312.603.11.2010DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) AMMONIAK-OXIDATIONSKATALYSATOR MIT GERINGER N2O NEBENPRODUKTBILDUNG
(EN) AMMONIA OXIDATION CATALYST HAVING LOW N2O BY-PRODUCT FORMATION
(FR) CATALYSEUR D'OXYDATION DE L'AMMONIAC AVEC UNE FAIBLE FORMATION DE SOUS-PRODUIT N2O
Abstract
(DE)
Die vorliegende Erfindung betrifft eine katalytische Zusammensetzung umfassend ein Edelmetall auf einem sauren Wolfram-haltigen Mischoxid, ein Verfahren zur Herstellung der katalytischen Zusammensetzung und die Verwendung der katalytischen Zusammensetzung als Oxidationskatalysator. Die Erfindung ist ferner auf einen Katalysatorformkörper gerichtet, der die katalytische Zusammensetzung auf einem Träger aufweist, einen Washcoat enthaltend die erfindungsgemäße katalytische Zusammensetzung und die Verwendung des Washcoats zur Herstellung eines beschichteten Katalysatorformkörpers.
(EN)
The invention relates to a catalytic composition comprising a noble metal on an acid tungsten-containing mixed oxide, to a method for producing the catalytic composition, and to the use of the catalytic composition as an oxidation catalyst. The invention further relates to a catalyst molding which comprises the catalytic composition on a substrate, to a wash coat containing the catalytic composition according to the invention, and to the use of the wash coat for producing a coated catalyst molding.
(FR)
L'invention concerne une composition catalytique comprenant un métal noble sur un oxyde mixte acide contenant du tungstène, un procédé pour la fabrication de la composition catalytique et l'utilisation de la composition catalytique en tant que catalyseur d'oxydation. La présente invention concerne en outre un corps moulé de catalyseur, qui comprend la composition catalytique sur un support, un washcoat contenant la composition catalytique selon la présente invention et l'utilisation du washcoat pour la fabrication d'un corps moulé de catalyseur revêtu.
Latest bibliographic data on file with the International Bureau