| 摘要 |
PROBLEM TO BE SOLVED: To provide a sheath for a vacuum heat insulation material having excellent adhesive force and durability under a high temperature, and a vacuum heat insulation using the sheath, and equipment with the vacuum heat insulation material.SOLUTION: In a sheath for a vacuum heat insulation material having a heat welding layer, a gas barrier layer and a protective layer, at least the heat welding layer is laminated through interlayer adhesive, the heat welding layer has non-drawn polypropylene, and the interlayer adhesive is epoxy-based adhesive mainly comprising polyester urethane. |
