Reactivation of perfluorinated ion-exchange microcomposite catal

Catalyst – solid sorbent – or support therefor: product or process – Including ion exchanging – except zeolites or product thereof – For regenerating or rehabilitating catalyst or sorbent

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Details

502 27, 502 29, 502 33, B01J 3730, B01J 2034

Patent

active

060017627

ABSTRACT:
Catalyst comprising a perfluorinated ion-exchange microcomposite can be reactivated upon contact with at least one cleaning agent, such as an oxidizing agent, organic solvent, supercritical fluid or detergent. The process may further comprise heating prior to, during or after contact followed by washing with water and/or an organic solvent.

REFERENCES:
patent: 2992189 (1961-07-01), Friedman et al.
patent: 4051079 (1977-09-01), Melby
patent: 4800186 (1989-01-01), Tasset
patent: 5824622 (1998-10-01), Harmer et al.
Barbara Kanegsberg, Precision cleaning without ozone depleting chemicals, Chemistry & Industry, 787-791, Oct. 21, 1996.

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