| abstract |
Discloses a solid shaped composite adsorbent for use in removing inactivated catalyst residues and contaminants from post polyolefin solution polymerization mixtures. The composite adsorbent comprises from 0.5 to 3.5 wt% of at least one alkali metal selected from the group consisting of 70 to 90 wt% of alumina, 30 to 10 wt% of clay, and elements belonging to group 1A of the modern periodic table. |