Patent ID: 6492455
Filing Date: 2002-12-10
Classification: A61K,A61Q,C08F

Abstract:
An aqueous solution comprising the reaction product of:(A) a C6+ alpha olefin/maleic anhydride copolymer: (B) a polyfunctionalized secondary or tertiary amine having the general formula R1R2R3N wherein R1, R2, and R3 are hydrogen, alkyl, alkyl ether, hydroxyalkyl, hydroxyalkylether, aminoalkyl, aminoalkylether, or an ester of hydroxyalkyl or hydroxyalkylether; provided at least two of R1, R2, or R3 are hydroxyalkyl, hydroxyalkylether, aminoalkyl, or aminoalkylether; or at least one of R1, R2, or R3 are hydroxyalkyl, hydroxyalkylether, aminoalkyl, or aminoalkylether when the other is H in water; wherein the molar ratio of polyfunctionalized amine to the maleic anhydride in the copolymer is about 1:1.