| abstract |
A hydrophilizing agent which imparts corrosion resistance and hydrophilicity to a metal surface, characterized by comprising: (a) a hydrophilic polymer which is a copolymer of N-vinylacetamide with a polymerizable monomer having a COOX group (wherein X means hydrogen, an alkali metal atom, or an ammonium salt); (b) an organic crosslinking agent; and (c) at least one compound of a metal selected among titanium, vanadium, chromium, manganese, cobalt, zinc, zirconium, molybdenum, cerium, and tungsten. |