C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 18/48 (2006.01) C08J 9/12 (2006.01)
Patent
CA 2156985
The present invention is directed to an isocyanate reactive mixture of specified amounts of a) a polyether polyol having a hydroxyl functionality of from 4 to 8 and having a hydroxyl number of from about 300 to about 450, b) a polyether polyol having a hydroxyl functionality of from 4 to 8 and having a hydroxyl number of from about 50 to about 200, and wherein at least 75% of the hydroxyl groups are primary hydroxyl groups, c) an adduct of a mono-, di-, or trialkanolamine and propylene oxide, said adduct having a hydroxyl number of from about 100 to about 800, and d) a polyoxyalkylene polyamine having a molecular weight of from about 2000 to about 5000, and containing from 2 to 3 primary amino groups. The invention is also directed to water-blown, energy absorbing foams made from the isocyanate reactive mixture.
Milliren Charles M.
Zibert Ronald
Corporation Bayer
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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