CPC B01J 20/20 (2013.01) [B01J 20/2808 (2013.01); B01J 20/28033 (2013.01); B01J 20/28083 (2013.01); B01J 20/28085 (2013.01); B01J 20/28092 (2013.01); B01J 20/3078 (2013.01); C02F 1/283 (2013.01); C09K 3/32 (2013.01); C02F 2101/32 (2013.01); C02F 2303/16 (2013.01)] | 8 Claims |
1. A method for manufacturing an oil adsorbent, comprising: performing heat treatment on a non-woven fabric for carbonization in an air atmosphere,
wherein the carbonization is performed at 200 to 400° C.,
wherein the oil adsorbent has micropores of less than 2 nm, mesopores of 2 to 50 nm, and macropores of 50 nm or more.
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