| 摘要 |
PROBLEM TO BE SOLVED: To provide a heat reflection material excellent in heat resistance and heat reflection.SOLUTION: A heat reflection material is an article formed by alternately laminating two or more layers of each of an ATiOlayer and an alumina-based material layer, wherein A in each ATiOlayer is at least one of Y, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu. When laminating the layers on a substrate, the ATiOlayer is set on the top layer. |
