Stabilized red phosphorus

Details Stabilized red phosphorus Stabilized red phosphorus

C - Chemistry, Metallurgy

01

B

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C01B 25/023 (2006.01) C01B 25/00 (2006.01)

Patent

CA 1099486

STABILIZED RED PHOSPHORUS ABSTRACT OF THE DISCLOSURE The invention provides stabilized pulverulent red phosphorus comprising a homogeneous blend of red phos- phorus particles with a size of at most about 2 mm, aluminum hydroxide and a further metal hydroxide as oxidation stabilizers, wherein the metal hydroxide is lead hydroxide. The homogeneous blend contains alu- minum hydroxide and lead hydroxide in a total proportion of about 0.1 to 6 weight%, based on the quantity of red phosphorus, the aluminum hydroxide and lead hydroxide, calculated as Al2O3 to PbO, being used in a quantitative ratio of about 0.5 to 2Ø

322904

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