Chemistry of inorganic compounds – Phosphorus or compound thereof – Elemental phosphorus
Patent
1997-06-09
1999-11-23
Langel, Wayne
Chemistry of inorganic compounds
Phosphorus or compound thereof
Elemental phosphorus
C01B 2504
Patent
active
059895098
ABSTRACT:
A process for purifying elemental phosphorus that contains antimony using an oxidizer, such as hydrogen peroxide, peroxymonosulfate, peroxydisulfate, or a hypochlorite, in a two phase system containing water and phosphorus as the two liquids. A purified elemental phosphorus having 200 ppb or less antimony content.
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Beck Paul J.
Crosby John
Gunkel Louis T.
Munday Theodore F.
Baker Patrick C.
Cupoli Anthony L.
EMC Corporation
Langel Wayne
Ramstad Polly E.
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