| abstract |
The present invention relates to a process for producing a heterogeneous catalyst, which comprises a porous support, nano-zeolitania coated on the porous support, and at least one selected from platinum, vanadium, tungsten, manganese and cerium A non-homogeneous catalyst comprising a metal, a non-homogeneous catalyst comprising a nano-sol type titania coated on a porous support, drying and firing the nano-sol titania coated on the porous support, followed by coating, drying and heat- The method for preparing the catalyst can be provided to improve the strength, the coatability and the activity of the catalyst. |