Manufacture of red phosphorus

Chemistry of inorganic compounds – Phosphorus or compound thereof – Elemental phosphorus

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C01B 25023

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active

041883675

ABSTRACT:
Particulate red phosphorus is obtained by thermal conversion of white phosphorus in an essentially dry process in which liquid white phosphorus is injected onto a bed of red phosphorus particles preheated to a temperature above the thermal conversion temperature while controlling the heat generation.

REFERENCES:
patent: 2397951 (1946-04-01), DeWitt
patent: 2476335 (1949-07-01), Tusson
patent: 3207583 (1965-09-01), Brautigam et al.
patent: 3998931 (1976-12-01), Hyman et al.
Van Wazer, Phosphorus and its Compounds, 1958, pp. 101-102, 112-118.

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