Oxygen-consuming composition

Details Oxygen-consuming composition Oxygen-consuming composition

1976-10-27

1978-07-25

Padgett, Benjamin R.

Compositions

Reductive bleachant, deoxidant, reductant, or generative

Sulfur containing reductant, bleachant, deoxidant, or...

252105, 423221, 423231, 423515, C01B 1766, B01D 5314

Patent

active

041028031

ABSTRACT:
An effective oxygen-consuming composition for packages, containers, or other closed spaces, especially containing an article susceptible to oxidative deterioration, comprises a dithionite for reacting with oxygen, sufficient alkaline material to at least partially neutralize sulfur dioxide released as a by-product of the oxygen consuming reaction, and porous filler particles in sufficient amount to promote contact with the ambient atmosphere, all in homogeneous mixture.

REFERENCES:
patent: 1736464 (1929-11-01), Rodman et al.
patent: 3169068 (1965-02-01), Bloch
patent: 3798172 (1974-03-01), Etters
patent: 3839218 (1974-10-01), Owen et al.

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