| 摘要 |
PROBLEM TO BE SOLVED: To provide a release film which is especially excellent in perceptibility after heat treatment and has an effect of reducing formation of foreign matter.SOLUTION: A release film is formed by laminating an undercoat layer (A) and a release layer (B) containing a curable silicone resin, in order, on a substrate composed of a biaxially oriented polyester film, and the undercoat layer (A) is obtained by applying a coating liquid having a ratio of a cross-linking agent to the total involatile ingredients of 70 wt.% or higher and drying. |
