Catalyst for the oxidation of mercaptans to disulfides, process

Details Catalyst for the oxidation of mercaptans to disulfides, process Catalyst for the oxidation of mercaptans to disulfides, process

1983-10-21

1984-07-10

Gantz, Delbert E.

Mineral oils: processes and products

Refining

Sweetening

208265, 208107, C10G 2704

Patent

active

044592051

ABSTRACT:
A catalyst suited for use in the sweetening of petroleum distillates (by oxidizing mercaptans to disulfides) which is formed of a metal complex of a polyaminoalkylpolycarboxylic acid deposited directly on a basic anion exchange resin. The method of making the source by exchanging a metal cation on an acidic resin; forming a complex by the action of a polyaminoalkylpolycarboxylic acid upon said resin; and exchanging the complex so formed on a basic anion exchange resin.

REFERENCES:
patent: 4090954 (1978-05-01), Ward
patent: 4111856 (1978-09-01), Haag et al.
patent: 4206043 (1980-06-01), Carlson
patent: 4298502 (1981-11-01), Carlson
patent: 4317936 (1982-03-01), Kim et al.

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