| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a resin composition by which when the resin composition is used for a sealant layer of a battery packaging material, the occurrence of a crack in bending a thermally sealed portion of the battery packaging material can be suppressed, and a large insulating property can be imparted to the battery packaging material.SOLUTION: A resin composition for a sealant layer of a battery packaging material comprises a polyolefin-based resin, of which the isotactic pentad fraction (mm) is 99% or less.</p> |
