| 摘要 |
PROBLEM TO BE SOLVED: To provide a drying method causing no drying nonuniformity or the like as a coating film formed in a band-shaped member for a battery electrode or the like.SOLUTION: In a method for drying coating films used in a battery electrode and coated with a travelling foil-like collector foil, hot air is distributed in a direction of a coated surface from a vertical direction of the coated surface, the coated surface being located in a dry region and having the coating films 220, 230 formed thereon, and suction ports 130, 132 for sucking the hot air from the in-plane direction of the coated surface, different from the travelling direction of the foil, are provided. |
