| abstract |
Catalysts and processes are disclosed for selectively improving paraffinic feedstocks to obtain isoparaffin-rich products for blending with gasoline. The catalyst comprises a Group IVB (IUPAC 4) metal tungsten oxide or hydroxide support, at least one lanthanide element, a yttrium component or mixture thereof, preferably a first component that is ytterbium or holmium, and preferably Is composed of at least one platinum group metal component which is platinum. |