01-08-2019 дата публикации
Номер: US20190235320A1
Принадлежит:
A display device is provided and includes a substrate and a light converting film disposed on the substrate, the light converting film has a first surface and a second surface opposite to the first surface, the light converting film has a thickness H. The light converting film has at least one first element including Ti, Zr, Al, In, Zn, Sn, Sb, Si, Au, Ag, Cu, Pt, Fe, Co, Ni, or Mn. At least one first element conforms to the following condition: a content of the first element in a region between the first surface and 0.1H of the light converting film is defined as a first content. A content of the first element in a region between 0.1H of the light converting film and the second surface is defined as a second content, and a ratio of the second content to the first content is ranged from 0.1 to 0.9. 1. A display device , comprising:a substrate; anda light converting film disposed on the substrate, the light converting film has a first surface and a second surface opposite to the first surface, and the light converting film has a thickness H in a normal direction;wherein the light converting film has at least one first element selected from the group consisting of Ti, Zr, Al, In, Zn, Sn, Sb, Si, Au, Ag, Cu, Pt, Fe, Co, Ni, and Mn,wherein the at least one first element conforms to the following condition: a content of the first element in a first region between the first surface of the light converting film and 0.1H of the light converting film is defined as a first content, a content of the first element in a second region between 0.1H of the light converting film and the second surface of the light converting film is defined as a second content, and a ratio of the second content to the first content is ranged from 0.1 to 0.9.2. The display device of claim 1 , wherein the at least one first element is selected from the group consisting of Ti claim 1 , Zr claim 1 , Al claim 1 , In claim 1 , Zn claim 1 , Sn claim 1 , Sb claim 1 , and Si claim 1 , and the ratio of the ...
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