| 摘要 |
<p>A carrier comprises non-platelet alumina. The carrier has a surface area of at least 1 m 2 /g, a total pore volume and a pore size distribution wherein at least 80 % of the total pore volume is contained in pores with diameters in the range of from 0.1 to 10 µm, and at least 80 % of the pore volume contained in the pores with diameters in the range of from 0.1 to 10 µm is contained in pores with diameters in the range of from 0.3 to 10 µm.</p> |
