ORGANIC ELECTRONIC ELEMENT AND PHOTOELECTRIC CONVERSION ELEMENT

• Main Authors: ARAI NOBUMICHI, MORINAKA YUTA, TAKAHASHI YASUHIRO
• Format: Patent
• Language: English; Japanese
• Published: 15.01.2024
• Subjects: ELECTRICITY

To provide an organic electronic element or a photoelectric conversion element, capable of highly efficiently transporting holes in an element.SOLUTION: An organic electronic element of the present invention includes a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode. The organic layer includes a hole transport promoting layer containing a hole transport promoting material and a hole transport layer containing a hole transport material, or a layer in which the hole transport promoting material and the hole transport material are mixed, and the hole transport promoting material contains a specific cyano group-containing compound and the hole transport material contains a specific non-amine compound.SELECTED DRAWING: Figure 1 【課題】素子内で正孔を高効率に輸送することができる有機電子素子または光電変換素子を提供する。【解決手段】本発明の有機電子素子は、第一の電極、第二の電極、および前記第一の電極と前記第二の電極の間に配置された有機層を含み、前記有機層は、正孔輸送促進材料を含有する正孔輸送促進層および正孔輸送材料を含有する正孔輸送層を含むか、または前記正孔輸送促進材料および前記正孔輸送材料が混合されてなる層を含み、正孔輸送促進材料として特定のシアノ基含有化合物を含有し、正孔輸送材料として特定の非アミン系化合物を含有する。【選択図】図１