Isocyanate-terminated prepolymer and flexible polyurethane...

Details Isocyanate-terminated prepolymer and flexible polyurethane... Isocyanate-terminated prepolymer and flexible polyurethane...

C - Chemistry, Metallurgy

08

G

C08G 18/76 (2006.01) C08G 18/10 (2006.01) C08G 18/48 (2006.01) C08G 71/04 (2006.01) C08J 9/00 (2006.01)

Patent

CA 2055292

ABSTRACT This invention relates to an isocyanate- -terminated prepolymer prepared from a polyisocyanate comprising 4,4'-methylene diphenyldiisocyanate and polyoxyalkylene polyol wherein the polyol has an average functionality of from 2 to 4, a hydroxyl equivalent weight of from 2200 to 3500 and contains oxyethylene residues in an amount of from 40 to 68 percent by weight; and the use thereof in a process for the manufacturing of flexible polyurethane foam. 39,382-F

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