Porous and spherical carbonaceous product

Details Porous and spherical carbonaceous product Porous and spherical carbonaceous product

A - Human Necessities

61

K

167/164, 252/23

A61K 9/00 (2006.01) A61K 33/44 (2006.01) B01J 39/24 (2006.01)

Patent

CA 1149743

ABSTRACT OF THE DISCLOSURE: Disclosed herein is a novel porous and spherical carbona- ceous product having acidic groups, basic groups, phenolic hydro- xyl groups and carboxyl groups as functional groups at the follow- ing relationships : (1) the equivalent ratio of the acidic groups to the basic groups is in the range of 0.40 to 2.5 and (2) the value obtained by subtracting the amount of the carboxyl groups from the sum of the amounts of the basic groups and the phenolic hydroxylic groups is larger than 0.60, wherein the amount of the above-mentioned functional groups is expressed by milliequivalent/g of the product. The novel porous and spherical carbonaceous product having its groups in the above-mentioned relationships exhibits a specific adsorptive capability is living bodies and particularly useful as a pharmaceutical for treating diseases of the liver and kidney after administered orally.

364820

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