Method for producing hydrogen and elemental sulphur by photochem

Details Method for producing hydrogen and elemental sulphur by photochem Method for producing hydrogen and elemental sulphur by photochem

1982-05-28

1983-09-20

Williams, Howard S.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

B01J 1912

Patent

active

044054246

ABSTRACT:
Hydrogen and elemental sulphur are produced by irradiation by visible light of solutions of hydrogen sulphide or of metal sulphides in presence of a catalyst consisting of a semiconductor material, such as cadmium sulphide, coated with a transparent layer of ruthenium oxide.

REFERENCES:
patent: 3933608 (1976-01-01), Haas
patent: 3962409 (1976-06-01), Kotera
patent: 4094751 (1978-06-01), Nozik
Helvetica Chemica Acta, vol. 64, No. 35, Fase 1, Feb. 1981, K. Kalyanasundaram et al.

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