| abstract |
To provide a method for producing a laminated porous film in which a coating layer is laminated on at least one surface of a polyolefin resin porous film in which generation of wrinkles is suppressed. A method for producing a laminated porous film in which a coating layer is laminated on at least one surface of a polyolefin resin porous film, wherein the tension (Ta) of the film in the drying step is 40 N / m or less. The manufacturing method. [Selection figure] None |