Polyether-based polyurethane foams and formulations for...

Details Polyether-based polyurethane foams and formulations for... Polyether-based polyurethane foams and formulations for...

C - Chemistry, Metallurgy

08

K

403/25, 18/675

C08K 3/22 (2006.01) C08G 18/48 (2006.01) C08J 9/00 (2006.01) C08K 5/02 (2006.01)

Patent

CA 1161600

ABSTRACT Polyether-based polyurethane foams including as the flame-retardant, an antimony compound, chlorine derived from at least one chlorinated paraffin and alumina trihydrate, and the polyol used to prepare the foams being a diol- or triol-based polyol wherein at least 50% of the hydroxyl end groups are primary hydroxyl end groups, having good flame-retardancy and without any significant fall-off in physical properties as the foams are able to tolerate relatively high levels of the flame retardant.

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