| abstract |
Provided is a coated steel sheet which is improved in properties such as the adhesion of a coating to a base material, the resistance of the coating to a press oil, etc. The coated steel sheet coated with a composite coating and is characterized in that the composite coating comprises(A) particles of an ethylene-unsaturated carboxylic acid copolymer resin having a silanol group and/or an alkoxysilyl group and having an average particle diameter of 20 to 100 nm, (B) silicon oxide particles having an average particle diameter of 5 to 50 nm and (C) an organic titanium compound, and in that the amount of the coating is 0.5 to 3 g/m2. |