| abstract |
The present invention provides a coating composition which comprises the following components: (A) a film forming resin comprising hydroxyl, (B) a cross linker and (C) a rust-preventive pigment compound. The invention is characterized in that the rust-preventive pigment compound (C) is a rust-preventive pigment compound (C1) which is combined by the following components: (1) at least one vanadium compound selected from vanadium pentoxide, calcium vanadate and ammonium metavanadate, (2) a metal silicate, and (3) a calcium phosphate; or the rust-preventive pigment compound (C) is a rust-preventive pigment compound (C2) which is combined by the following components: (1) the vanadium compound, (4) a calcium compound and (5) at least one metal salt selected from metal phosphate, metal hydrogen phosphate and metal triphosphate, wherein the metal of the metal salt is Zn, Al or Mg. The invention also provides a coated metal plate which uses the coating composition. |