Coating composition for the protection of metal against corrosio

Compositions: coating or plastic – Coating or plastic compositions – Corrosion inhibiting coating composition

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106 1411, 106 1413, 106 1418, 106 1434, 106 1435, 106 1436, 106 1437, 106 1442, 427384, 4273884, C09D 508

Patent

active

056813783

ABSTRACT:
An aqueous composition for the protection of metal surfaces against corrosion includes, as an emulsion in water at least one overbased compound which is a water-insoluble salt. The overbased compound has a basic neutralization number of more than 40. In addition to the overbased compound, the aqueous composition also includes at least one surfactant constituted by an ammonium salt of an organic acid.

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