Photochemical production of hydrogen from hydrogen sulfide

Details Photochemical production of hydrogen from hydrogen sulfide Photochemical production of hydrogen from hydrogen sulfide

1985-06-11

1986-07-29

Williams, Howard S.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

B01J 1912

Patent

active

046029885

ABSTRACT:
H.sub.2 is produced from H.sub.2 S dissolved in an alkaline aqueous medium by irradiating the alkaline aqueous solution of H.sub.2 S using light in the visible range in the presence of a catalytic amount of a compound chosen from the group of ZnO, ZnO-RuO.sub.2, ZnS, ZnSe and CuGaS.sub.2.

REFERENCES:
patent: 4090847 (1978-05-01), Becker et al.
patent: 4094751 (1978-06-01), Nozik
Chemical and Engineering News, pp. 40-42, Jul. 27, 1981, "Visible Light Cleaves Hydrogen Sulfide".

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