Process for the regeneration of a solid bed metal phthalocyanine

Details Process for the regeneration of a solid bed metal phthalocyanine Process for the regeneration of a solid bed metal phthalocyanine

1975-08-18

1977-02-22

Douglas, Winston A.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

208206, 252420, B01J 3140, C10G 1900

Patent

active

040091201

ABSTRACT:
A process is disclosed for the regeneration of a solid metal phthalocyanine catalyst bed system which comprises a metal phthalocyanine impregnated on a charcoal support, said regeneration comprising (a) washing said charcoal support with water at a temperature of about 200.degree. F. to about 350.degree. F. to extract excess caustic and hydrocarbonaceous materials, (b) treating the washed charcoal support with steam at a temperature of about 650.degree. F. to about 1000.degree. F. and (c) reimpregnating the treated charcoal support with from about 0.001 wt. % to about 10.00 wt. % of a metal phthalocyanine compound.

REFERENCES:
patent: 3148156 (1964-09-01), Henry
patent: 3326816 (1967-06-01), Urban

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