Process for manufacturing hydrogen peroxide

Details Process for manufacturing hydrogen peroxide Process for manufacturing hydrogen peroxide

1986-01-27

1987-05-26

Doll, John

Chemistry of inorganic compounds

Oxygen or compound thereof

Peroxide

C01B 1502

Patent

active

046684999

ABSTRACT:
The invention is an improvement to the cyclic anthraquinone process for making hydrogen peroxide comprising the addition of catalytically effective amounts of an additive to reoxidize inert quinone-degradation species to useful quinones. The additive comprises aromatic tertiary amines having an aqueous pK.sub.a value of about 4 to 9 and the general formula ##STR1## wherein R.sub.1 is a substituted or unsubstituted phenyl group and R.sub.2 and R.sub.3 are the same or different alkyl groups containing 1 to 18 carbon atoms.

REFERENCES:
patent: 3098714 (1963-07-01), K/a/ bisch et al.
patent: 3295928 (1967-01-01), Howe et al.
patent: 3307909 (1967-03-01), Reilly
patent: 3912766 (1975-10-01), Logan et al.

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