| 摘要 |
PROBLEM TO BE SOLVED: To provide: a biaxially oriented polypropylene film for a capacitor which is a biaxially oriented polypropylene film having high voltage resistance at high temperatures, specifically high initial voltage resistance at high temperatures, as well as excellent dielectric breakdown properties, can be suitably used for a capacitor with high capacity on which a high voltage is applied at high temperatures, and preferably has a thin thickness; further a metallized polypropylene film for a capacitor obtained by subjecting the biaxially oriented polypropylene film for a capacitor to metal vapor deposition; and a capacitor including the polypropylene films.SOLUTION: A biaxially oriented polypropylene film for a film capacitor includes at least one polypropylene resin and at least one β crystal nucleating agent.SELECTED DRAWING: None |
