Process for treating activated carbon with aqueous ammonia

Details Process for treating activated carbon with aqueous ammonia Process for treating activated carbon with aqueous ammonia

1987-05-08

1989-04-18

Konopka, Paul E.

Catalyst, solid sorbent, or support therefor: product or process

Solid sorbent

Free carbon containing

423460, 423461, 424125, 502416, C01B 3108, C01B 3102, B01J 2020, A61K 3344

Patent

active

048227650

ABSTRACT:
Activated carbon, useful in a pharmaceutical composition for adsorbing exogenous or endogenous toxins from the gastrointestinal tract of a patient can be prepared by a process including a step of treating activated carbon with an aqueous ammonia solution to provide a resultant activated carbon having a pH of 6 to 8.

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English Translation of an Official Action of the Examiner of the Netherlands Patent Office.
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Streib et al., Chemical Abstracts, vol. 48, 1954, 13338i-1339a.
Chin et al., Chemical Abstracts, vol. 73, 1970, 54118v.
Balatre et al., Chemical Abstracts, vol. 76, 1972, 49893b.
Amagi et al., Chemical Abstracts, vol. 82, 1975, 142169d.

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