| 摘要 |
PROBLEM TO BE SOLVED: To provide a mold releasing film capable of molding a green sheet contributing to high power of a fuel cell. SOLUTION: This mold releasing film is used for molding the green sheet used as a solid electrolyte for the fuel cell. This mold releasing film is characterized in forming its one face of a polyester film having a mold releasing layer and satisfying the following expression (1). 1.01<=Sa/Sm<=1.15...(1) (In the expression, Sa/Sm is a ratio of the surface area (Sa) of the mold releasing face to a film projected area (Sm) of the mold releasing film). |
