| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an adsorbent having improved adsorptivity for ammonia or amine. <P>SOLUTION: The granular adsorbent is composed of a granular formed body of a mixture containing silica and activated clay in the ratio by weight of (25:70) to(75:25). The granular formed body has 0.8 to 2.0 ml<SP>3</SP>/g total pore volume and supports 30 to 120 wt.% inorganic acid. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
