Apparatus for preparing red phosphorus

Details Apparatus for preparing red phosphorus Apparatus for preparing red phosphorus

1978-12-13

1980-10-21

Garris, Bradley R.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

422186, 422198, 422199, 422241, 250544, 250547, 204164, B01K 100, C25B 100, C25B 1112

Patent

active

042293073

ABSTRACT:
Apparatus and method for preparing phosphorus compounds wherein phosphorus vapor containing P.sub.2 molecules is condensed at a temperature below the solidification point of red phosphorus and the resulting solid is then reacted with a phosphorus-reactive material. When the phosphorus-reactive material is water at an elevated temperature, phosphine is produced.

REFERENCES:
patent: 733316 (1903-07-01), Duncan
patent: 862092 (1907-07-01), Morehead
patent: 2800396 (1957-07-01), Udy
patent: 3053637 (1962-09-01), Williams
patent: 3207583 (1965-09-01), Brautigam et al.
patent: 3342715 (1967-09-01), Brissot et al.
patent: 3445191 (1969-05-01), Bruning et al.
Van Wazer; "Phosphorus & its Compounds"; Interscience; vol. II; pp. 1182-1202 (1961).

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