abstract |
Heat Insulation film has the 1st silica xerogel layer, the 2nd silica xerogel layer and composite layer.1st silica xerogel layer includes the 1st silica xerogel, and the 2nd silica xerogel layer includes the 2nd silica xerogel.Composite layer is between the 1st silica xerogel layer and the 2nd silica xerogel layer and contains at least one non-woven fabrics fiber and the 3rd silica xerogel.3rd silica xerogel is located at the spatial volume in non-woven fabrics fiber. |