Exterior material for vacuum heat insulating material, vacuum heat insulating material using the same, and equipment with vacuum heat insulating material

摘要

PROBLEM TO BE SOLVED: To provide, as a main purpose, an exterior material for vacuum heat insulation material capable of suppressing reduction of internal vacuum of a vacuum heat insulation material caused by aging by presenting a high water vapor barrier performance for a long time in the vacuum heat insulation material, the vacuum heat insulation material using the same and equipment with the vacuum heat insulation material.