Catalyst for producing 1,4-naphthoquinone

Details Catalyst for producing 1,4-naphthoquinone Catalyst for producing 1,4-naphthoquinone

1988-03-16

1989-06-20

Shine, W. J.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Boron or compound containing same

502209, 502218, 502527, B01J 2304, B01J 2322, B01J 3502

Patent

active

048409324

ABSTRACT:
A process for producing 1,4-naphthoquinone by oxidizing naphthalene with molecular oxygen in a vapor phase in the presence of a catalyst. The catalyst is made of a mixture of a carrier and fusible catalytic components including vanadium oxide and alkali metal sulfate and pyrosulfate, and has a molded configuration having one or more through-holes.

REFERENCES:
patent: 2989544 (1961-06-01), Saunders et al.
patent: 3232955 (1966-02-01), Nonnenmacher et al.
patent: 3347798 (1967-10-01), Baer et al.
patent: 3402187 (1968-09-01), Kaiser et al.
patent: 3898180 (1975-08-01), Crooks et al.
patent: 4035399 (1977-07-01), Yokoyama et al.
patent: 4036783 (1977-07-01), Blechschmitt et al.

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