CORE MATERIAL OF VACUUM HEAT INSULATOR, VACUUM HEAT INSULATOR INCLUDING SAME, AND REFRIGERATOR APPLIED THE VACUUM HEAT INSULATOR

摘要

PROBLEM TO BE SOLVED: To provide a core material of a vacuum heat insulator, capable of forming a desired thickness at a desired position.;SOLUTION: The core material 100 of a vacuum heat insulator which is housed in a jacket material 1 having a gas barrier property and serves as a spacer, includes a first plate-like core material 2, and a second core material 3 stacked on the first core material 2. The first core material 2 has a recessed part, and the second core material 3 has a size to fit in the recessed part 5 of the first core material 2. The second core material 3 is fitted in the recessed part 5, and the first core material 2 and the second core material 3 are stacked.;COPYRIGHT: (C)2013,JPO&INPIT