C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
403/35, 260/607.
C08G 18/32 (2006.01) C08G 18/38 (2006.01) C08G 18/50 (2006.01)
Patent
CA 1084068
ABSTRACT OF THE DISCLOSURE: Compounds of the formula Image , wherein R designates hydrogen or an alkyl group of 1 to 6 carbon atoms, inclusive, R' designates an alkylene group of 2 to 10 carbon atoms, inclusive, or alkylene substituted by a methyl or by a halomethyl group, R'' designates hydrogen, an alkyl group of 1 to 4 carbon atoms, inclusive, -R'Z, ?R'O)nH, Image or C(CH2OH)3 X designates chlorine or bromine, Z designates -OH, Image or ?OR')nH, n is an integer from 1 to 5, and p is an integer from 0 to 4, a process for the production of such compounds which comprises reacting one mole or a slight excess of a trihalogenated alkylene oxide of the formula Image wherein X, R, and p are as defined above, per mole of an alkanolamine or polyamine of the formula Image wherein R', R'', Z, are as defined above, at a temperature between 30 to 90°C and separating the resulting halogenated nitrogen containing polyol, and fire retardant polyurethane foam compositions which are the reaction products of an organic polyisocyanate, a polyhalogenated nitrogen containing polyol of the formula defined above, an effective quantity of a catalyst for promoting the reaction between the polyisocyanate and the polyols, and a foaming agent.
273432
Aelony David
Vofsi David
Fetherstonhaugh & Co.
Makhteshim Chemical Works Ltd.
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