Stabilized red phosphorus for use as flame-retardant, in particu

Details Stabilized red phosphorus for use as flame-retardant, in particu Stabilized red phosphorus for use as flame-retardant, in particu

1985-12-27

1987-10-06

Lechert, Jr., Stephen J.

Chemistry of inorganic compounds

With additive

Coating or binder

2524001, 2524002, 252404, 252405, 252601, 252609, 423265, 423322, 523205, 523200, 524 80, 524414, 427221, 428403, C01B 25023, C09K 2100, C08K 910

Patent

active

046982159

ABSTRACT:
Stabilized powder of red phosphorus, for use as flame-retardant agent, in particular for compositions on the basis of polymers, constituted by particles of red phosphorus enveloped by a thin capsule constituted by a first layer of Al(OH).sub.3 adhering on to the surface of red phosphorus individual particles, and by a second layer, superimposed onto said first layer, constituted by a crosslinked polyconsensation resin formed by urea-melamine-phenol-formaldehyde.

REFERENCES:
patent: 3644595 (1972-02-01), Wu
patent: 3808127 (1974-04-01), Sander et al.
patent: 4210630 (1980-07-01), Dany et al.
patent: 4315897 (1982-02-01), Staendeke et al.
patent: 4440880 (1984-04-01), Albanesi et al.
patent: 4550133 (1985-10-01), Nielinger et al.

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