abstract |
PROBLEM TO BE SOLVED: To provide a highly durable spring excellent in corrosion resistance and chipping resistance. Moreover, the coating method for implement | achieving such a spring is provided. SOLUTION: A coating film formed from a softener-containing epoxy resin-based powder coating containing an epoxy resin and a softening agent made of a thermoplastic resin and improving the impact resistance of the coating film. Configure to have. In addition, a high durability spring coating method includes a softener-containing epoxy resin powder coating that includes, on a coating film forming surface, an epoxy resin and a softening agent made of a thermoplastic resin to improve the impact resistance of the coating film. And a baking step of baking the attached softener-containing epoxy resin powder coating. [Selection figure] None |