Porous membrane composition for lithium ion secondary battery, separator for lithium ion secondary battery, electrode for lithium ion secondary battery, lithium ion secondary battery, method for producing separator for lithium ion secondary battery, and for lithium ion secondary battery Electrode manufacturing method

摘要

For lithium ion secondary batteries comprising non-conductive particles, a water-soluble thickener (A) containing a hydroxyl group or / and a carboxyl group, a carbodiimide compound crosslinking agent (B), and a particulate polymer (C) In the porous film composition, the particulate polymer (C) has a functional group that reacts with the carbodiimide compound crosslinking agent (B).