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    ORGANIC PHOTOELECTRONIC ELEMENT
    3.
    发明申请
    ORGANIC PHOTOELECTRONIC ELEMENT 审中-公开

    公开(公告)号：US20200176715A1

    公开(公告)日：2020-06-04

    申请号：US16779719

    申请日：2020-02-03

    Applicant: AGC Inc. ,  National University Corporation Yamagata University

    Inventor： Takefumi ABE ,  Yasuhiro Kuwana ,  Shigeki Hattori ,  Kaori Tsuruoka ,  Daisuke Yokoyama

    IPC: H01L51/52 ,  H01L51/50 ,  H01L51/00

    Abstract: To provide an organic photoelectronic element, of which the external quantum efficiency is improved, the power consumption is low and the service life is prolonged. The organic photoelectronic element comprises a substrate, an anode provided on the substrate, a cathode facing the anode, a light emitting layer disposed between the anode and the cathode, and a hole transport layer provided in contact with the light emitting layer between the light emitting layer and the anode, wherein the hole transport layer contains an organic semiconductor material and a fluorinated polymer, and at the surface of the hole transport layer in contact with the light emitting layer, the fluorinated polymer is present.

    Organic photoelectronic element having hole transport layer containing fluorinated polymer and organic semiconductor material
    6.
    发明授权
    Organic photoelectronic element having hole transport layer containing fluorinated polymer and organic semiconductor material 有权

    公开(公告)号：US11437596B2

    公开(公告)日：2022-09-06

    申请号：US16779740

    申请日：2020-02-03

    Applicant: AGC Inc. ,  National University Corporation Yamagata University

    Inventor： Shigeki Hattori ,  Takefumi Abe ,  Kaori Tsuruoka ,  Yasuhiro Kuwana ,  Daisuke Yokoyama

    IPC: H01L51/50 ,  C08L27/16

    Abstract: To provide an organic photoelectronic element excellent in light emitting characteristics and long-term reliability. The organic photoelectronic element comprises a substrate, an anode provided on the substrate, a cathode facing the anode, a light emitting layer disposed between the anode and the cathode, a hole transport layer disposed between the light emitting layer and the anode, and an electron blocking layer provided in contact with the light emitting layer and the hole transport layer between the light emitting layer and the hole transport layer, wherein the hole transport layer contains a fluorinated polymer and an organic semiconductor material, and has a refractive index in the wavelength range of from 450 nm to 800 nm, of at most 1.60, the hole transport layer and the electron blocking layer are made of different materials from each other, and the LUMO energy level of the electron blocking layer is higher than the LUMO energy level of the light emitting layer and the LUMO energy level of the hole transfer layer.

    CURABLE COMPOSITION AND CURED PRODUCT
    8.
    发明申请
    CURABLE COMPOSITION AND CURED PRODUCT 审中-公开

    公开(公告)号：US20190218325A1

    公开(公告)日：2019-07-18

    申请号：US16366622

    申请日：2019-03-27

    Applicant: AGC Inc.

    Inventor： Tomoaki Sakurada ,  Keisuke Takagi ,  Yasuhiro Kuwana

    IPC: C08F222/20 ,  C08F220/18 ,  C08F220/30 ,  C08F222/14

    CPC classification number: C08F222/20 ,  C08F220/10 ,  C08F220/18 ,  C08F220/30 ,  C08F222/14 ,  C08F2220/301 ,  C08F2800/20

    Abstract: To provide a curable composition having a low viscosity, from which a cured product having a high refractive index, a low Abbe number, high transparency and high heat resistance can be obtained, and its cured product.A curable composition comprising a monomer (A) having at least one crosslinkable group and at least one aromatic ring, which may have one or more sulfur atoms not constituting the ring skeleton of the aromatic ring, in which the total proportion of the mass of atoms constituting the ring skeleton of the aromatic ring, the mass of hydrogen atoms bonded to the atoms constituting the ring skeleton of the aromatic ring and the mass of the sulfur atom not constituting the ring skeleton of the aromatic ring is at least 47 mass % based on 100 mass % of one monomer molecule, and which has a viscosity at 25° C. of at most 1,000 mPa·s; a specific monomer (B) having a fluorene skeleton; a compound (C) having an Abbe number of at most 21; and a polymerization initiator (D), wherein the content of the compound (C) is from 1 to 10 mass % based on 100 mass % of the total content of the monomer (A), the monomer (B) and the compound (C).

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