Deactivation of platinum catalysts by oxygen 2. Nature of the catalyst deactivation
Journal Article
·
· Journal of Catalysis; (USA)
- Univ. of Technology, Eindhoven (Netherlands)
The effect of different start-up procedures on the deactivation of a 5% Pt/C catalyst used for the oxidation of D-gluconate has been investigated. Results have been obtained both in a stirred tank reactor for batch experiments and in an apparatus for continuous oxidation processes. The deactivation of the catalyst is not explicable by formation of platinum oxides. A model is proposed for the deactivation of platinum catalysts by oxygen, based on penetration of oxygen atoms into the platinum lattice.
- OSTI ID:
- 6547752
- Journal Information:
- Journal of Catalysis; (USA), Journal Name: Journal of Catalysis; (USA) Vol. 112:2; ISSN 0021-9517; ISSN JCTLA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Oxidation of glucose with platinum on carbon as catalyst
Platinum catalyst deactivation in low-temperature ammonia oxidation reactions. I. Oxidation of ammonia by molecular oxygen. [368 to 473/sup 0/K]
Deactivation of a platinum monolithic carbon/hydrocarbon oxidation catalyst
Journal Article
·
Wed Dec 31 23:00:00 EST 1980
· J. Catal.; (United States)
·
OSTI ID:6572729
Platinum catalyst deactivation in low-temperature ammonia oxidation reactions. I. Oxidation of ammonia by molecular oxygen. [368 to 473/sup 0/K]
Journal Article
·
Sat Jan 31 23:00:00 EST 1976
· J. Catal.; (United States)
·
OSTI ID:7142542
Deactivation of a platinum monolithic carbon/hydrocarbon oxidation catalyst
Journal Article
·
Sun Sep 01 00:00:00 EDT 1974
· Ind. Eng. Chem., Prod. Res. Dev.; (United States)
·
OSTI ID:7340565
Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
CARBON
CARBOXYLIC ACID ESTERS
CARBOXYLIC ACIDS
CATALYSIS
CATALYST SUPPORTS
CATALYSTS
CHALCOGENIDES
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
CHEMICAL REACTORS
CRYSTAL LATTICES
CRYSTAL STRUCTURE
DEACTIVATION
ELEMENTS
ESTERS
GLUCONIC ACID
HYDROXY ACIDS
KINETICS
MATHEMATICAL MODELS
METALS
NONMETALS
ORGANIC ACIDS
ORGANIC COMPOUNDS
OXIDATION
OXIDES
OXYGEN
OXYGEN COMPOUNDS
PLATINUM
PLATINUM COMPOUNDS
PLATINUM METALS
PLATINUM OXIDES
REACTION KINETICS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
400201* -- Chemical & Physicochemical Properties
CARBON
CARBOXYLIC ACID ESTERS
CARBOXYLIC ACIDS
CATALYSIS
CATALYST SUPPORTS
CATALYSTS
CHALCOGENIDES
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
CHEMICAL REACTORS
CRYSTAL LATTICES
CRYSTAL STRUCTURE
DEACTIVATION
ELEMENTS
ESTERS
GLUCONIC ACID
HYDROXY ACIDS
KINETICS
MATHEMATICAL MODELS
METALS
NONMETALS
ORGANIC ACIDS
ORGANIC COMPOUNDS
OXIDATION
OXIDES
OXYGEN
OXYGEN COMPOUNDS
PLATINUM
PLATINUM COMPOUNDS
PLATINUM METALS
PLATINUM OXIDES
REACTION KINETICS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS