C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
C08K 5/521 (2006.01) C08G 18/38 (2006.01) C08J 9/00 (2006.01) C08K 5/00 (2006.01) C08K 5/5353 (2006.01) C08L 61/24 (2006.01) C08L 75/04 (2006.01) C09K 21/14 (2006.01) D06M 13/298 (2006.01) D06M 13/447 (2006.01) D06M 15/423 (2006.01) D06M 15/432 (2006.01) D06M 15/579 (2006.01) D06M 23/04 (2006.01)
Patent
CA 2414004
A flame and dripping ember retardant blend, for use in a polyurethane foam, comprises: (a) a predominant amount of a blend of (i) a major amount of an oligomeric halogenated organophosphorus flame retardant and (ii) a minor amount of a monomeric halogenated organophosphorus flame retardant; (b) a water or alcohol soluble urea-formaldehyde resin; and (c) a dialkyl-N,N-bis (hydroxyalkyl) aminomethylphosphonate.
L'invention concerne un mélange ignifuge contre les flammes et les coulées ardentes, destiné à une mousse de polyuréthanne, comprenant (a) une quantité prédominante d'un mélange (i) d'une quantité majeure d'un ignifuge composé d'un organophosphore halogéné oligomère et (ii) et d'une quantité mineure d'un ignifuge d'un organophosphore halogéné monomère, (b) une résine urée-formol soluble dans l'alcool ou dans l'eau, et (c) un dialkyl-N,N-bis (hydroxyalkyl) aminométhylphosphonate.
Akzo Nobel N.v.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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