abstract |
The present invention relates to a separator for a non-aqueous secondary battery and a non-aqueous secondary battery. A separator for a non-aqueous secondary battery, which is formed of a composite film including a porous base material and a heat-resistant adhesive porous layer provided on the porous base material. One or both surfaces contain a heat-resistant resin having an amide structure with a glass transition temperature of 200° C. or higher, and an acrylic resin. |