| 摘要 |
PROBLEM TO BE SOLVED: To provide a binder composition for a nonaqueous secondary battery porous membrane, excellent in durability in an electrolyte, capable of forming a porous membrane low in moisture content, and also capable of increasing stability when a porous membrane composition is sheared.SOLUTION: A binder composition for a nonaqueous secondary battery porous membrane contains a particulate polymer including 0.05 mass% or more and 5 mass% or less of a monomer unit having two or more hydroxyl groups. |
