Method for the production of aluminium or magnesium phosphide

Details Method for the production of aluminium or magnesium phosphide Method for the production of aluminium or magnesium phosphide

C - Chemistry, Metallurgy

01

B

23/80

C01B 25/08 (2006.01)

Patent

CA 1124987

ABSTRACT OF THE DISCLOSURE The phosphide of aluminum or magnesium is prepared by a process comprising reacting the finely divided metal or an alloy of both metals with yellow phosphorus at a tempera- ture between 300 and 600°C in an inert gas atmosphere and in the presence of a catalyst which is water, chlorine, bro- mine or iodine or a compound of such element with phosphorus, sulfur, hydrogen, zinc or of the metal which is being react- ed, or ammonium halides. The phosphides are used in fighting pest compositions.

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