Method of utilizing improved stability oxygen scavenger composit

Details Method of utilizing improved stability oxygen scavenger composit Method of utilizing improved stability oxygen scavenger composit

1984-05-18

1985-10-29

Hruskoci, Peter

Liquid purification or separation

Processes

Chemical treatment

252178, 252392, 252393, 422 13, 422 16, 422 17, C02F 120

Patent

active

045499683

ABSTRACT:
Stable oxygen scavenger compositions adapted for storage without resulting in substantial sludge formation and oxygen scavenging methods of using the compositions are disclosed. The compositions comprise hydroquinone, a compatible amine termed a mu-amine, and a member selected from the group consisting of isoascorbic acid and ascorbic acid and water soluble salt forms thereof. Methods comprise adding from about 0.05-200 ppm hydroquinone, 0.001-400 ppm mu-amine, and about 0.00025-500 ppm of isoascorbic or ascorbic acid to the desired aqueous medium.

REFERENCES:
patent: 4278635 (1981-07-01), Kerst
patent: 4279767 (1981-07-01), Muccitelli
patent: 4282111 (1981-08-01), Ciuba
patent: 4289645 (1981-09-01), Muccitelli
patent: 4419327 (1983-12-01), Kelly et al.
patent: 4487708 (1984-12-01), Muccitelli

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