Impact and prevention of ultra-low contamination of platinum group metals on SCR catalysts due to DOC design

SAE International Journal of Fuels and Lubricants

Volumn 2, Issue 1, 2009, Pages 204-216

  Cavataio, Giovanni ^a   Jen, Hung Wen ^a   Girard, James W ^a   Dobson, Douglas ^a   Warner, James R ^a   Lambert, Christine K ^a  

^a FORD MOTOR COMPANY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BED TEMPERATURE; CONTAMINATION RISKS; DIESEL AFTERTREATMENT; DIESEL OXIDATION CATALYST; DIESEL PARTICULATE FILTERS; ETHYLENE HYDROGENATION; GAS CONDITIONS; INCIPIENT WETNESS; LIGHT-OFF; NOX CONVERSION; PLATINUM GROUP METALS; SCR CATALYSTS; UREA-SELECTIVE CATALYTIC REDUCTION;

CATALYSTS; CATALYTIC OXIDATION; CONTAMINATION; ETHYLENE; IRIDIUM ALLOYS; METALS; PALLADIUM; PLATINUM; PRECIOUS METALS; UREA; VAPORIZATION;

SELECTIVE CATALYTIC REDUCTION;

EID: 77953169007     PISSN: 19463952     EISSN: 19463960     Source Type: Journal    
DOI: 10.4271/2009-01-0627     Document Type: Article

References (5)

1. Jen, H.W., Girard, J.W., Cavataio, G., and Jagner, M.J., Detection, Origin and Effect of Ultra-Low Platinum Contamination on Diesel-SCR Catalysts SAE Int. J. Fuels Lubr. 1(1):1553-1559, 2008.
2. Cavataio, G., Jen, H.W., Warner, J.R., Girard, J.W., et al., Enhanced Durability of a Cu/Zeolite Based SCR Catalyst, SAE Int. J. Fuels Lubr. 1(1):477-487, 2008.
3. Cavataio, G., Girard, J.W., Patterson, J.E., Montreuil, C., Cheng, Y., and Lambert, C.K., Laboratory Testing of Urea-SCR Formulations to Meet Tier 2 Bin 5 Emissions, SAE Paper No. 2007- 01-1575.
4. Chaston, J.C., Reaction of Oxygen with the Platinum Metals, Platinum Metals Review 1964, 8 (2), 50.
5. Chaston J.C. Loss of Platinum Oxide from Heated Platinum, Platinum Metals Review 1966, 10 (3), 91.