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US 5,696,291 AGranted
Cationic polyurethane compositions, quaternary ammonium salts and methods for their preparation
AssigneeWitco Corporation
InventorsIbrahim Bechara, Thomas R. Baranowski
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Abstract
The preparation and use of quarternized bis hydroxy alkyl amines by the reaction of a tertiary amine and an alkylene oxide in a strong acid system are disclosed. Cationic polyurethane compositions containing pendent hydroxy alkyl groups and methods for their preparation are also disclosed.
Claims2
A process of forming a polyol salt composition comprising reacting N-monoalkanol tertiary amine with alkylene oxide in the presence of a strong acid having a pKa<3 to form a salt comprising N,N-bishydroxyalkyl, N,N-dialkyl quaternary ammonium compound.
Dependencies are inferred from the claim text.