HEAT-INSULATING CONTAINER PROVIDED WITH VACUUM HEAT-INSULATING MATERIAL, VACUUM HEAT-INSULATING MATERIAL, AND TANKER PROVIDED WITH HEAT-INSULATING CONTAINER

摘要

A heat-insulating container being used under an environment where exposure to water of liquid is possible, includes a container main body having a substance holding portion which holds a substance at a temperature which is lower than a normal temperature on the inside of the substance holding portion; and a heat-insulating structure body which is provided in the container main body and includes at least a vacuum heat-insulating material. In addition, the vacuum heat-insulating material (10) includes an outer cover material (11) and an inner member sealed in a tightly closed and decompressed state on an inside of the outer cover material (11). In addition, the inner member is configured of a material which does not generate hydrogen in a case of coming into contact with the moisture of the liquid.