作者: Li Xiaohe , Zang Yuansheng , Liu Zhi , Guo Yuanhui , Wang Hui
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摘要: The present invention provides a method for preparing an uneven particle layer, organic light emitting diode device and display device. layer includes the following steps: forming nanoparticle on substrate; heating substrate to fuse nanoparticles that are in contact with substrate, whereas surface keep solid state; cooling form surface. of is simple process, industrial production easy achieve. including applied OLED device, so propagation direction rays can be changed as avoid total reflection interface thus improve extraction efficiency prepared suitable various devices.