| 摘要 |
PROBLEM TO BE SOLVED: To provide a laminated porous film which is formed by laminating a porous film comprising polyolefin and a porous film containing inorganic powder and is hardly curled.SOLUTION: There is provided a porous film containing a compound that has a hydrophobic group and a nonionic hydrophilic group, inorganic powder and a binder resin.SELECTED DRAWING: None |
