Phosphor thin film, preparation method, and el panel

Details Phosphor thin film, preparation method, and el panel Phosphor thin film, preparation method, and el panel

C - Chemistry, Metallurgy

09

K

C09K 11/71 (2006.01) C09K 11/77 (2006.01) H01L 49/02 (2006.01) H05B 33/02 (2006.01) H05B 33/14 (2006.01)

Patent

CA 2352521

The invention aims to provide a phosphor thin film eliminating a need for filters, having a satisfactory color purity and useful as the blue color in full-color EL displays, a method for preparing the same and an EL panel. Such objects are achieved by a phosphor thin film formed of a matrix material comprising barium thioaluminate as a main component to which magnesium is added and rare earth element, Eu is added as a luminescent center, a method for preparing the same, and an EL panel using the same.

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