| abstract |
And a low radiation coating formed on one side of the transparent glass substrate, wherein the low radiation coating comprises a lowermost barrier layer, a first dielectric layer, a lower barrier layer, a second dielectric layer, a first low radiation protection layer, , A second low radiation protection layer, a third dielectric layer, an upper barrier layer, and a fourth dielectric layer sequentially from the transparent glass substrate, wherein the lowermost barrier layer comprises a first metal, a first composite metal, Wherein the lower barrier layer and the upper barrier layer each comprise one selected from the group consisting of oxides, oxides of the first composite metal, oxynitride of the first metal, oxynitride of the first composite metal, and combinations thereof, A second metal, a second metal, a nitride of the second metal, a nitride of the second metal, and combinations thereof, wherein the lowermost barrier layer, Each of the lower barrier layer and the upper barrier layer is provided with a single layer or a multilayered functional building material for a window. |