CPC C02F 1/288 (2013.01) [B01D 61/04 (2013.01); B01D 61/08 (2013.01); B01J 20/20 (2013.01); B01J 20/2803 (2013.01); B01J 20/28004 (2013.01); B01J 20/28011 (2013.01); B01J 20/28035 (2013.01); B01J 20/28057 (2013.01); B01J 20/28069 (2013.01); B01J 20/28083 (2013.01); C01B 32/05 (2017.08); C02F 1/003 (2013.01); C02F 1/281 (2013.01); B01D 2311/04 (2013.01); B01D 2313/90 (2013.01); C01P 2004/60 (2013.01); C01P 2006/12 (2013.01); C02F 1/283 (2013.01); C02F 1/285 (2013.01); C02F 1/286 (2013.01); C02F 1/42 (2013.01); C02F 1/441 (2013.01); C02F 1/444 (2013.01); C02F 1/68 (2013.01); C02F 2101/12 (2013.01); C02F 2101/20 (2013.01); C02F 2101/305 (2013.01); C02F 2101/36 (2013.01); C02F 2201/006 (2013.01); C02F 2303/185 (2013.01); C02F 2307/02 (2013.01); C02F 2307/04 (2013.01); C02F 2307/06 (2013.01); C02F 2307/10 (2013.01)] | 34 Claims |
1. A decontaminant for an aqueous solution, the decontaminant comprising:
a porous carbon material comprising meso fine pores having a pore diameter from 2 nm to 50 nm, micro fine pores having a pore diameter smaller than 2 nm, and macro fine pores having a pore diameter exceeding 50 nm, the porous carbon material having a value of a specific surface area based on a nitrogen BET method of 1×102 m2/g or more, a volume of meso and macro fine pores based on a BJH method of 0.3 cm3/g or more, and a bulk density of 0.1 g/cm3 or more to 0.8 g/cm3 or less, a volume of macro, meso, and micro fine pores by mercury porosimetry of 1.5 cm3/g or more, and having a plant containing at least one component selected from the group consisting of sodium, magnesium, potassium and calcium as a raw material, and having a particle size distribution consisting of a first particle size range of 0.50 mm to 0.85 mm; and a second particle size range of 0.85 to 1.7 mm, wherein the first particle size range is at a greater particle size distribution percentage as compared to the second particle size range.
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