CPC C01G 25/006 (2013.01) [C01P 2006/12 (2013.01); C01P 2006/14 (2013.01); C01P 2006/16 (2013.01)] | 15 Claims |
1. A zirconia-based porous body having a total pore volume of 1.0 ml/g or more in a pore distribution based on a mercury intrusion method, wherein
a pore volume of pores having a diameter of 20 nm or more and less than 100 nm is 0.3 ml/g or less, and
a pore volume of pores having a diameter of 100 nm or more and 1000 nm or less is 0.5 ml/g or more.
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