| abstract |
(57) [Summary]nWater and a reaction product of a phenolic resin precursor, a modifying agent and a poly-hydroxyphenol compound, wherein the modifying agent at least allows the modifying agent to react with the phenolic resin precursor. An aqueous metal surface treating composition comprising one functional site and at least one ionic site), an aqueous dispersion of a phenol novolak resin, an acid, and optionally a plasticizer. According to one embodiment, the modifier is an aromatic compound. According to another embodiment, the ionic moiety of the modifier is a sulfate, sulfonate, sulfinate, sulfenate or oxysulfonate and the dispersed phenolic resin reaction product has a carbon / sulfur atomic ratio of 20: 1 to 200: 1. |