Production of polyetheropolyol

Details Production of polyetheropolyol Production of polyetheropolyol

C - Chemistry, Metallurgy

08

G

260/595

C08G 18/18 (2006.01) C08G 18/48 (2006.01) C08G 65/26 (2006.01)

Patent

CA 1061364

Abstract of the Disclosure Polyetherpolyol which is useful for rigid polyurethane foam excellent in dimensional stability and non-flammability is obtained by reacting alkylene oxide with compounds containing active hydrogen atoms whose part or all being the reaction product obtained by heating the distillation residue secured as a byproduct in the distillation process of a crude polyisocyanate in the presence of (1) water, alcohols and/or amines and (2) hydroxides or oxides of alkali metals or alkaline earth metals and/or monoalkanol- amines.

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