Manufacture of H.sub.2 O.sub.2

Details Manufacture of H.sub.2 O.sub.2 Manufacture of H.sub.2 O.sub.2

1981-07-29

1983-02-22

Vertiz, O. R.

Chemistry of inorganic compounds

Oxygen or compound thereof

Peroxide

423589, 423590, C01B 1502

Patent

active

043748201

ABSTRACT:
An alkylanthraquinone working solution as used in the manufacture of hydrogen peroxide, in the oxidized form is cooled to from 20.degree. to 40.degree. C. and fed to a slurry type catalytic hydrogenator maintained at from 38.degree. to 60.degree. C., and 10 to 100 psig. From 10 to 90% of the catalyst free hydrogenated working solution is cooled to from 20.degree. to 40.degree. C. and recycled to the hydrogenator.

REFERENCES:
patent: 2657980 (1953-11-01), Sprauer
patent: 2689169 (1954-09-01), Hinegardner
patent: 2966398 (1960-12-01), Jenney
patent: 3009782 (1961-11-01), Porter
patent: 3423176 (1969-01-01), Kabisch et al.
patent: 4336241 (1982-06-01), Diamond et al.

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