Quaternary ammonium salts of polyepihalohydrin
AssigneePetrolite Corporation
InventorsDerek Redmore, Frederick T. Welge
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Abstract
Quaternary ammonium salts of polyepihalohydrin and tertiary amines and their use as corrosion inhibitors, particularly in acid systems.
Claims7
Polyquaternaries of polyepichlorohydrins and tertiary amine where the polyquaternary contains both heterocyclic and aliphatic tertiary amines and is formed by the quaternization of the polyepichlorohydrin with about one mol of a mixture of about 1/4 to 1/2 mol of an aliphatic tertiary amine and correspondingly about 3/4 to 1/2 mol of a heterocyclic amine which is pyridine, quinoline, isoquinoline, alkyl derivatives thereof or mixtures thereof per equivalent of polyepichlorohydrin.
Dependencies are inferred from the claim text.