Hydrolytically stable urethane foam precursors

C - Chemistry – Metallurgy – 08 – L

Patent

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400/103

C08L 67/00 (2006.01) C08G 18/24 (2006.01) C08K 5/57 (2006.01) C08L 71/00 (2006.01)

Patent

CA 1050699

Abstract of the Disclosure - Flexible and rigid polyurethane foams are obtained using as the gel catalyst specified di- and triorganotin compounds wherein the hydro- carbon radicals bonded to the tin atom are methyl or methoxy- methyl radicals. These catalysts are at least comparable in performance to prior art catalysts and offer the additional advantage of forming stable aqueous solutions. -1-

242078

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