HEAT INSULATING BOX BODY AND VACUUM INSULATION MATERIAL

摘要

PROBLEM TO BE SOLVED: To provide a heat insulating box preventing easy deterioration of heat insulation property even when inexpensive aluminum foil is used as one part of a metal foil of a vacuum insulation material.

SOLUTION: The heat insulating box body 7 manufactured by filling a foam heat insulation material 11 in an interior of an inner box 9 and a metal outer box 8 is characterized by that the vacuum insulation material 1 covered with a laminated film 3 using stainless steel foil 3a in one face and a laminated film 4 using the aluminum foil 4a in another face is arranged so that the other face of the vacuum insulation material 1 is adhered to an inner face of the outer box 8.

COPYRIGHT: (C)2004,JPO&NCIPI