Stabilized red phosphorus and process for making it

Details Stabilized red phosphorus and process for making it Stabilized red phosphorus and process for making it

C - Chemistry, Metallurgy

01

B

23/324

C01B 25/00 (2006.01)

Patent

CA 1074981

STABILIZED RED PHOSPHORUS AND PROCESS FOR MAKING IT ABSTRACT OF THE DISCLOSURE The invention provides stabilized pulverulent red phosphorus. It comprises a homogeneous blend of red phos- phorus particles with a size of at most about 2 mm and a metal compound of the second or third group of the Periodic System as an oxidation stabilizer, wherein the metal compound is the aluminum, magnesium, calcium or zinc salt of an alkyl-, cycloalkyl-, aryl- or aralkyl- phosphonic acid having 1 to 20 carbon atoms, the metal compound being present in the homogeneous blend in a proportion of about 0.5 to 5 weight %.

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