HOLLOW MICROSPHERE CATALYST SUPPORT AND METHODS OF MAKING SAME.

摘要

Hollow porous metal oxide microspheres are provided. The microspheres may be used as a support for a catalyst, particularly an exhaust treatment catalyst for an internal combustion engine. Also provided are methods of making the microspheres, methods of using the microspheres as catalyst supports, and methods of exhaust treatment using catalyst articles comprising the microspheres.