Stabilized red phosphorus

Details Stabilized red phosphorus Stabilized red phosphorus

1979-03-21

1980-07-01

Vertiz, O. R.

Chemistry of inorganic compounds

With additive

423322, 252400A, C01B 25023

Patent

active

042106303

ABSTRACT:
The invention provides stabilized pulverulent red phosphorus comprising a homogeneous blend of red phosphorus 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 aluminum 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 Al.sub.2 O.sub.3 to PbO, being used in a quantitative ratio of about 0.5 to 2.0.

REFERENCES:
patent: 2559684 (1951-07-01), Skolnik et al.
patent: 2645571 (1953-07-01), Silverstein
patent: 2664344 (1953-12-01), Nordblom et al.
patent: 4113841 (1978-09-01), Staendeke et al.
patent: 4115522 (1978-09-01), Staendeke et al.

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