| abstract |
(57) [Abstract] [Problem] Excellent in scratch resistance, molding workability, coating film hardness, In addition, a precoated steel sheet free from clouding or the like of the coating film surface due to aggregation of wax is obtained. SOLUTION: This is a precoated steel sheet having an undercoat film and an overcoat film on the surface of a galvanized steel sheet which has been subjected to a chemical conversion treatment, wherein the overcoat film is mainly composed of the following a) to c), and is a wax. Is a coating film formed by applying a coating composition mixed with 0.3 to 30 parts by weight to 100 parts by weight of the coating composition. B) General formula (1) A polyester compound having a main repeating unit: 18% by weight b) Polyol excluding the above a): 40 to 90% by weight c) Curing agent: 9 to 50% by weight |