Flame retardant blend containing monomeric and oligomeric...

Details Flame retardant blend containing monomeric and oligomeric... Flame retardant blend containing monomeric and oligomeric...

C - Chemistry, Metallurgy

09

K

C09K 21/12 (2006.01) C08J 9/00 (2006.01)

Patent

CA 2369978

A flame retardant blend is disclosed that comprises: a) a monomeric halogenated organic flame retardant that is adapted for use in a polyurethane foam formulation; and b) an oligomeric organophosphate flame retardant having a phosphorus content of no less than about 10 %, by weight, and at least three phosphate ester units therein, the amount of (a) in the blend being no less than the amount of (b). It is useful in polyurethane foams.

L'invention concerne un mélange ignifugeant comprenant: (a) un ignifugeant organique halogéné monomère conçu pour être utilisé dans une formule de mousse polyuréthanne; et (b) un ignifugeant organophosphaté oligomère présentant une teneur en phosphore d'au moins 10 % en poids et contenant au moins trois motifs d'ester phosphorique, la quantité de (a) dans le mélange n'étant pas inférieure à celle de (b). Ledit mélange est utile dans les mousses polyuréthannes.

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