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公开(公告)号：EP3168223B1
公开(公告)日：2019-10-16
申请号：EP15818212.1
申请日：2015-07-02
发明人： ABE, Taichi , ASADA, Kohei , OHUCHI, Kazuei
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公开(公告)号：EP3438114A1
公开(公告)日：2019-02-06
申请号：EP17775450.4
申请日：2017-03-30
发明人： YOSHIOKA, Mayu , ABE, Taichi , SASADA, Toshiaki , ASADA, Kohei , AKINO, Nobuhiko
摘要： A metal complex represented by formula (1)
(wherein,
X represents a nitrogen atom or a group represented by =C(R X )-;
R 1 represents an alkyl group having 4 or more carbon atoms;
R 2 represents an alkyl group, a cycloalkyl group, an alkoxy group, a cycloalkoxy group, an aryl group, an aryloxy group, a monovalent heterocyclic group, a substituted amino group, or a halogen atom;
ring A and ring B each independently represent an aromatic hydrocarbon ring or an aromatic heterocyclic ring;
M represents a rhodium atom, a palladium atom, an iridium atom, or a platinum atom;
n 1 represents an integer of 1 or more, n 2 represents an integer of 0 or more, and n 1 + n 2 is 2 or 3;
A 1 -G 1 -A 2 represents an anionic bidentate ligand;
A 1 and A 2 each independently represent a carbon atom, an oxygen atom, or a nitrogen atom;
G 1 represents a single bond or an atomic group constituting a bidentate ligand together with A 1 and A 2 ).-
公开(公告)号：EP3410508A1
公开(公告)日：2018-12-05
申请号：EP17744207.6
申请日：2017-01-24
IPC分类号： H01L51/50 , C07D233/58 , C07F15/00 , C09K11/06 , C07D409/14
CPC分类号： C07D233/58 , C07D409/14 , C07F15/00 , C09K11/06 , H01L51/50
摘要： Disclosed is a composition in which a phosphorescent compound represented by formula (1) and a host material are blended with each other, wherein the amount of chlorine atoms contained as impurities in the phosphorescent compound is 3.5 ppm by mass or less with respect to the total amount of solid contents blended in the composition:
wherein, M 1 represents an iridium atom or the like; n 1 represents an integer of 1 or more, n 2 represents an integer of 0 or more, and n 1 + n 2 is 2 or 3; E 1 and E 2 represent a carbon atom or a nitrogen atom; R 1 ring represents a 5-membered aromatic heterocyclic ring and R 2 ring represents an aromatic hydrocarbon ring or the like; A 1 -G 1 -A 2 represents an anionic bidentate ligand; A 1 and A 2 represent a nitrogen atom or the like; and G 1 represents a single bond or the like.-
公开(公告)号：EP3438114B1
公开(公告)日：2020-11-04
申请号：EP17775450.4
申请日：2017-03-30
发明人： YOSHIOKA, Mayu , ABE, Taichi , SASADA, Toshiaki , ASADA, Kohei , AKINO, Nobuhiko
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公开(公告)号：EP4130195A1
公开(公告)日：2023-02-08
申请号：EP21781833.5
申请日：2021-03-09
摘要： To provide a composition which is useful for production of a light emitting device excellent in light emission efficiency.
A composition containing a phosphorescent compound represented by the formula (1) and a compound (F) having a condensed hetero ring skeleton containing at least one atom (a) selected from the group consisting of a nitrogen atom and a boron atom in the ring, wherein if the value of the energy level in the lowest triplet excited state of the above-described phosphorescent compound is expressed as T p (eV), the value of the energy level of the lowest triplet excited state of the above-described compound (F) is expressed as T F (eV) and the number of the above-described atom (a) in the above-described condensed hetero ring skeleton per 1000 of the molecular weight of the above-described compound (F) is expressed as N f , then, the formula (A) and the formula (B) are satisfied: T P − T F ≥ 0.15 0.01 ≤ N f ≤ 4.5-
公开(公告)号：EP3689887A1
公开(公告)日：2020-08-05
申请号：EP18861506.6
申请日：2018-09-19
发明人： SASADA, Toshiaki , ASADA, Kohei , ABE, Taichi , YOSHIOKA, Mayu
摘要： A composition comprising a metal complex represented by the formula (1) and a metal complex represented by the formula (2):
[wherein, M 1 represents an iridium atom and the like; n 1 represents an integer of 1 or more; n 2 represents an integer of 0 or more; Ring R 1A represents a triazole ring and the like; Ring R 2 represents an aromatic hydrocarbon ring and the like; R 11A to R 13A are each a hydrogen atom or a substituent; A 1 -G 1 -A 2 represents an anionic bidentate ligand. At least one of E 11A to E 13A is a nitrogen atom, and at least one of R 11A to R 13A bonding to the nitrogen atom is a group represented by the formula (Ar-1A).]
[wherein, Ring A represents an aromatic hydrocarbon ring and the like; R 2 represents a substituent.]
[wherein, M 2 represents an iridium atom and the like; n 3 represents an integer of 1 or more; n 4 represents an integer of 0 or more; E L represents a carbon atom and the like; Ring L 1 represents a 6-membered aromatic hetero ring; Ring L 2 represents an aromatic hydrocarbon ring and the like; A 3 -G 2 -A 4 represents an anionic bidentate ligand. At least one of Ring L 1 and Ring L 2 has a group represented by the formula (1-T).]
-R 1T (1-T)
[wherein, R 1T represents a substituent.].-
公开(公告)号：EP3168223A1
公开(公告)日：2017-05-17
申请号：EP15818212.1
申请日：2015-07-02
发明人： ABE, Taichi , ASADA, Kohei , OHUCHI, Kazuei
摘要： Provided is a metal complex excellent in light emission stability.
A metal complex represented by the formula (1):
wherein M represents an iridium atom or the like, n 1 represents an integer of 1 to 3, n 2 represents an integer of 0 to 2, E 2 to E 4 represent a nitrogen atom or a carbon atom, two selected from among E 2 to E 4 are nitrogen atoms, the remaining one is a carbon atom, R 1 represents an aryl group or the like, R 2 and R 3 represent a hydrogen atom, an alkyl group, an aryl group or the like, the ring B represents a triazole ring, the ring A represents an aromatic hydrocarbon ring or the like, and A 1 -G 1 -A 2 represents an anionic bidentate ligand.摘要翻译： 提供发光稳定性优异的金属络合物。 由式（1）表示的金属络合物：其中M表示铱原子等，n1表示1至3的整数，n2表示0至2的整数，E2至E4表示氮原子或碳原子 选自E2至E4中的两个是氮原子，剩余的一个是碳原子，R1表示芳基等，R2和R3表示氢原子，烷基，芳基等，环 B表示三唑环，环A表示芳族烃环等，并且A1-G1-A2表示阴离子二齿配体。
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