| abstract |
An oxidation catalyst based on titanium or vanadium silicalites with zeolith structure is characterised in that it contains 0.01-20 wt % of one or more lanthanide metals from the group lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lutetium. |