| abstract |
The present invention provides an outer skin material for a vacuum heat insulator including: a lamination structure of an outermost glass textile layer, a surface protective layer, and an adhesive layer from the outside. In addition, the present invention provides a vacuum heat insulator including: a glass fiber board including 50 wt % to 90 wt % of fumed silica powder and 10 wt % to 50 wt % of glass fiber; and the outer skin material for a vacuum heat insulator, the outer skin material having the glass fiber board inserted therein. Further, the present invention provides a vacuum heat insulator including: a glass fiber board having at least one layer and including 85 wt % to 100 wt % of glass fiber; a getter agent attached to or inserted in the glass fiber board; and the outer skin material described in claim 1 , the outer skin material having the glass fiber board inserted therein. |