CPC B01D 39/1661 (2013.01) [B01J 39/05 (2017.01); B01J 41/07 (2017.01); B01J 45/00 (2013.01); B01J 47/018 (2017.01); B01D 2239/0291 (2013.01); B01D 2239/0407 (2013.01); B01D 2239/1291 (2013.01)] | 4 Claims |
1. A filter comprising a porous molding, the porous molding being a sintered product of mixed powder containing dry gel powder including an ion exchange resin and thermoplastic resin powder, or a swelled body of the sintered product, wherein the dry gel powder comprises dried hydrogel particles, and
when water having an electric resistivity value of 18·cm or more is allowed to pass through the filter at a space velocity of 1200 hr−1, the electric resistivity value of water after passage is 15 MΩ·cm or more.
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