Evolution of Pd/Rh TWC Catalyst Technology
- 1 March 1993
- proceedings article
- Published by SAE International in SAE International Journal of Advances and Current Practices in Mobility
Abstract
The challenge to substitute less expensive Pd for Pt in TWC catalysts is complicated by the fact that Pd is susceptible to fuel poisons. Laboratory studies indicate that while the precious metal support plays an important role in the CO-NOx reaction, sulfur poisoning dominates. In a reaction to probThis publication has 6 references indexed in Scilit:
- Effects of sulphur on noble metal automotive catalystsApplied Catalysis, 1991
- The Effect of High Temperature Ageing on Platinum-Rhodium and Palladium-Rhodium Three Way CatalystsSAE International Journal of Advances and Current Practices in Mobility, 1991
- The Role of Durability and Evaluation Conditions on the Performance of Pt/Rh and Pd/Rh Automotive CatalystsSAE International Journal of Advances and Current Practices in Mobility, 1990
- Catalyst Technologies for Future Automotive Emission SystemsSAE International Journal of Advances and Current Practices in Mobility, 1988
- Effect of lanthanum on the no reduction over palladium catalystsApplied Catalysis, 1986
- Durability of palladium automotive catalysts: effects of trace lead levels, exhaust composition, and misfuelingIndustrial & Engineering Chemistry Product Research and Development, 1984