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1. 发明授权

EP3168223B1 METAL COMPLEX AND LIGHT EMITTING ELEMENT USING SAME 有权
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
申请人： Sumitomo Chemical Company, Limited
发明人： ABE, Taichi , ASADA, Kohei , OHUCHI, Kazuei
IPC分类号： C07F15/00 , C09K11/06 , H01L51/00 , H01L51/50

2. 发明公开

EP3373701A1 METHOD FOR DRIVING LIGHT EMITTING ELEMENT AND LIGHT EMITTING DEVICE 无效
公开(公告)号：EP3373701A1
公开(公告)日：2018-09-12
申请号：EP16861966.6
申请日：2016-10-25
申请人： Sumitomo Chemical Company, Limited
发明人： ASADA, Kohei
IPC分类号： H05B33/08 , C08G73/02 , H01L51/50
CPC分类号： G09G3/32 , C08G73/02 , G09G2310/0264 , G09G2310/08 , H01L33/36 , H01L51/50 , H01L51/5056 , H01L51/5206 , H01L51/5221 , H05B33/08 , Y02B20/346
摘要： Provided is a driving method of a light emitting device which is excellent in luminance life.
A driving method of a light emitting device, wherein a light emitting device comprising an anode, a cathode, a light emitting layer disposed between the anode and the cathode and a hole transporting layer disposed between the anode and the light emitting layer and comprising a cross-linked body of a crosslinkable material is driven by pulse voltage in which a first voltage not lower than the light emission start voltage of the light emitting device and a second voltage lower than the light emission start voltage of the light emitting device are alternately switched.
A light emitting apparatus equipped with a light emitting device comprising an anode, a cathode, a light emitting layer disposed between the anode and the cathode and a hole transporting layer disposed between the anode and the light emitting layer and comprising a cross-linked body of a crosslinkable material, and a driving apparatus which drives the light emitting device by pulse voltage in which a first voltage not lower than the light emission start voltage of the light emitting device and a second voltage lower than the light emission start voltage of the light emitting device are alternately switched.

3. 发明公开

EP3121182A1 METAL COMPLEX AND LIGHT-EMITTING ELEMENT USING SAME 审中-公开
标题翻译： METALLKOMPLEX UND LICHTEMITTIERENDES ELEMENT DAMIT
公开(公告)号：EP3121182A1
公开(公告)日：2017-01-25
申请号：EP15765141.5
申请日：2015-03-09
申请人： Sumitomo Chemical Company Limited
发明人： OHUCHI, Kazuei , ASADA, Kohei , KOBAYASHI, Shigeya
IPC分类号： C07F15/00 , C09K11/06 , H01L51/50
CPC分类号： H01L51/0085 , C07F15/0033 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1044 , C09K2211/1059 , C09K2211/185 , H01L51/0039 , H01L51/0043 , H01L51/0052 , H01L51/0058 , H01L51/006 , H01L51/0067 , H01L51/5016 , H01L51/5056 , H01L51/56
摘要： A metal complex represented by the formula (1):

wherein
M represents an iridium atom or a platinum atom,
n 1 represents 1 to 3, n 2 represents 0 to 2,
A 1 -G 1 -A 2 represents an anionic bidentate ligand,
m 1 and m 2 represent 3 or 4,
E 1 to E 4 represent a nitrogen atom or a carbon atom,
R 1 and R 2 represent a substituent and the like, and at least one of R 1 and R 2 is a group represented by the formula (2-1) or a group represented by the formula (2-2),
Ring A represents an aromatic heterocyclic ring, and
Ring B represents an aromatic hydrocarbon ring or an aromatic heterocyclic ring:

wherein R 3 , R 3a , R 4a , R 5 and R 6 represent a substituent and the like.
摘要翻译：由式（1）表示的金属络合物：其中M表示铱原子或铂原子，n 1表示1〜3，n 2表示0〜2，A 1 -G 1 -A 2表示阴离子二齿配体， m 1和m 2表示3或4，E 1至E 4表示氮原子或碳原子，R 1和R 2表示取代基等，R 1和R 2中的至少一个表示为通式（2-1）或式（2-2）表示的基团，环A表示芳族杂环，环B表示芳香族烃环或芳香族杂环：式中，R 3，R 3a， R 4a，R 5和R 6表示取代基等。

4. 发明公开

EP4130195A1 COMPOSITION AND LIGHT-EMITTING ELEMENT CONTAINING SAME 审中-实审
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
申请人： Sumitomo Chemical Company, Limited
发明人： SAITO, Takakazu , MATSUMOTO, Ryuji , IIJIMA, Takayuki , ASADA, Kohei , ABE, Taichi
IPC分类号： C09K11/06 , H01L51/50
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

5. 发明公开

EP3691416A1 LIGHT-EMITTING DEVICE 审中-公开
公开(公告)号：EP3691416A1
公开(公告)日：2020-08-05
申请号：EP18860343.5
申请日：2018-09-19
申请人： Sumitomo Chemical Company Limited
发明人： SASADA, Toshiaki , ASADA, Kohei , INAKAZU, Shinichi , OHUCHI, Kazuei
IPC分类号： H05B33/12 , C08G61/10 , C09K11/06 , H01L51/50
摘要： A light emitting device having an anode, a cathode, a first organic layer and a second organic layer, wherein the first organic layer is a layer containing a metal complex represented by the formula (1), and the second organic layer is a layer containing a metal complex represented by the formula (2) and the like:

[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; E 1 , E 2 and E 11A to E 13A represent a nitrogen atom or a carbon atom; R 11A to R 13A represent a substituent and the like; A 1 -G 1 -A 2 represents a 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).]

[Ring A represents an aromatic hydrocarbon ring and the like; R 2 represents a substituent and the like.]

[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 a bidentate ligand.].

6. 发明公开

EP3133660A1 COMPOSITION AND LIGHT-EMITTING ELEMENT USING SAME 有权转让
标题翻译：组合物和使用该组合物的发光元件
公开(公告)号：EP3133660A1
公开(公告)日：2017-02-22
申请号：EP15780028.5
申请日：2015-03-30
申请人： Sumitomo Chemical Company Limited
发明人： SASADA, Toshiaki , ANRYU, Makoto , YOKOYA, Seiichirou , ASADA, Kohei
IPC分类号： H01L51/50 , C08K5/56 , C08L65/00 , C09K11/06 , H05B33/10 , C07F15/00
CPC分类号： H01L51/0043 , C07F5/025 , C07F15/0033 , C08G61/12 , C08G61/122 , C08G2261/124 , C08G2261/135 , C08G2261/1414 , C08G2261/1424 , C08G2261/1426 , C08G2261/148 , C08G2261/312 , C08G2261/314 , C08G2261/3142 , C08G2261/3162 , C08G2261/3221 , C08G2261/411 , C08G2261/512 , C08G2261/514 , C08G2261/5242 , C08G2261/76 , C08G2261/95 , C08L65/00 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1044 , C09K2211/1059 , C09K2211/185 , H01L51/0035 , H01L51/0039 , H01L51/0085 , H01L51/5016 , H01L51/5056
摘要： A composition comprising a phosphorescent compound having an emission spectrum the maximum peak wavelength of which is between 380 nm or more and less than 495 nm, having no dendron and represented by the formula (1'), two or more phosphorescent compounds having an emission spectrum the maximum peak wavelength of which is between 495 nm or more and less than 750 nm and having a dendron, and a specific compound:

wherein M 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, E 1 and E 2 represent a carbon atom or the like, the ring R 1' represents a diazole ring, the ring R 2 represents a 6-membered aromatic hydrocarbon ring or the like, and A 1 -G 1 -A 2 represents an anionic bidentate ligand.
摘要翻译：一种组合物，其包含具有发射光谱的磷光化合物，所述磷光化合物具有最大峰值波长在380nm以上且小于495nm之间的发射光谱，不具有树枝状分子且由式（1'）表示，具有发射光谱的两种或更多种磷光化合物其最大峰值波长在495nm以上且小于750nm之间且具有树枝状大分子，并且具体化合物：其中M表示铱原子等，n1表示1或更大的整数，n2表示整数为0以上时，E1和E2表示碳原子等，环R1'表示二唑环，环R2表示6元芳族烃环等，并且A1-G1-A2表示阴离子二齿酸配体。

7. 发明公开

EP3093292A1 METAL COMPLEX AND LIGHT EMITTING ELEMENT USING SAME 有权
标题翻译： METALLKOMPLEX UND LICHTEMITTIERENDES ELEMENT DAMIT
公开(公告)号：EP3093292A1
公开(公告)日：2016-11-16
申请号：EP14877977.0
申请日：2014-12-18
申请人： Sumitomo Chemical Company, Limited
发明人： SAITO, Takakazu , ISHII, Yusuke , OHUCHI, Kazuei , ASADA, Kohei , AKINO, Nobuhiko
IPC分类号： C07F15/00 , C09K11/06 , H01L51/50
CPC分类号： H01L51/0085 , C07F15/0033 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1029 , C09K2211/1059 , C09K2211/185 , H01L51/5016
摘要： A metal complex represented by the formula (1):

[wherein,
M represents an iridium atom or a platinum atom.
n 1 represents 1, 2 or 3. n 2 represents 0, 1 or 2.
E 1 to E 4 represent a nitrogen atom or a carbon atom.
R 1 to R 10 represent a hydrogen atom, an alkyl group, a cycloalkyl group, an alkoxy group, a cycloalkoxy group, an aryl group, an aryloxy group, a monovalent heterocyclic group or a halogen atom. At least one selected from the group consisting of R 1 to R 4 is a group represented by the formula (D-A) or (D-B).
X a and X b represent a direct bond, an oxygen atom, a sulfur atom, -C(= O)-, -CR Xa 2 - or -NR Xa -. R Xa represents a hydrogen atom, an alkyl group, a cycloalkyl group, an aryl group or a monovalent heterocyclic group. At least one of X a and X b is an oxygen atom, a sulfur atom, -C(= O)-, -CR Xa 2 - or -NR Xa -.
A 1 -G 1 -A 2 represents an anionic bidentate ligand, and G 1 represents an atomic group constituting a bidentate ligand together with A 1 and A 2 . A 1 and A 2 each independently represent a carbon atom, an oxygen atom or a nitrogen atom.]

[wherein,
m DA1 to m DA7 represent an integer of 0 or more.
G DA represents an aromatic hydrocarbon group or a heterocyclic group.
Ar DA1 to Ar DA7 represent an arylene group or a divalent heterocyclic group.
T DA represents an aryl group or a monovalent heterocyclic group.].
摘要翻译：由式（1）表示的金属络合物：[其中，M表示铱原子或铂原子。 n 1表示1,2或3.n 2表示0,1或2.E 1至E 4表示氮原子或碳原子。 R 1〜R 10表示氢原子，烷基，环烷基，烷氧基，环烷氧基，芳基，芳氧基，1价杂环基或卤素原子。选自由R 1至R 4组成的组中的至少一种为由式（D-A）或（D-B）表示的基团。 X a和X b表示直接键，氧原子，硫原子，-C（= O） - ， - CR X 2 2-或-NR X a - 。 R Xa表示氢原子，烷基，环烷基，芳基或1价杂环基。 X a和X b中的至少一个为氧原子，硫原子，-C（= O） - ， - CR X 2 2-或-NR X a - 。 A 1 -G 1 -A 2表示阴离子二齿配位体，G 1表示与A 1和A 2一起构成二齿配体的原子团。 A 1和A 2各自独立地表示碳原子，氧原子或氮原子。] [其中，m DA1〜m DA7表示0以上的整数。 G DA表示芳族烃基或杂环基。 Ar DA1至ArDA7表示亚芳基或二价杂环基。 T DA表示芳基或1价杂环基。

8. 发明公开

EP2392604A1 HIGH-MOLECULAR COMPOUND AND LIGHT-EMITTING ELEMENT USING SAME 审中-公开
标题翻译： HOCHMOLEKULARE VERBINDUNG UND LICHTEMITTIERENDES ELEMENT DAMIT
公开(公告)号：EP2392604A1
公开(公告)日：2011-12-07
申请号：EP10735965.5
申请日：2010-01-28
申请人： Sumitomo Chemical Company, Limited
发明人： FUKUSHIMA, Daisuke , GOTO, Osamu , ASADA, Kohei , AKINO, Nobuhiko
IPC分类号： C08G61/12 , H01L51/50
CPC分类号： C08G61/12 , C08G61/122 , C08G2261/3241 , C08G2261/5222 , H01L51/0035 , H01L51/0039 , H01L51/0043
摘要： A polymer compound having a repeating unit represented by the following formula (1):

(wherein Ar 1 and Ar 2 represent an arylene group or a di-valent aromatic heterocyclic group, Ar 3 represents a single bond, an unsubstituted or substituted (a+1)-valent aromatic hydrocarbon group or (a+1)-valent aromatic heterocyclic group. R 1 and R 2 represent an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a mono-valent heterocyclic group, an amino group, a silyl group, a halogen atom, a carboxyl group or a cyano group. a represents an integer of 1 or more, with the proviso that a is 1 when Ar 3 is a single bond. b and c represent an integer of 0 to 4.).
摘要翻译：具有下述式（1）表示的重复单元的高分子化合物（其中Ar 1和Ar 2表示亚芳基或2价芳香族杂环基，Ar 3表示单键，未取代或取代的（a + 1价的芳香族烃基或（a + 1）价的芳香族杂环基，R 1和R 2表示烷基，烷氧基，芳基，芳氧基，1价杂环基，氨基基团，甲硅烷基，卤素原子，羧基或氰基，a表示1以上的整数，条件是当Ar 3为单键时a为1，b表示0以下的整数至4.）。

9. 发明公开

EP3932927A1 METAL COMPLEX AND COMPOSITION INCLUDING SAID METAL COMPLEX 有权转让
公开(公告)号：EP3932927A1
公开(公告)日：2022-01-05
申请号：EP19916929.3
申请日：2019-12-19
申请人： SUMITOMO CHEMICAL COMPANY LIMITED
发明人： YOSHIOKA, Mayu , ASADA, Kohei
IPC分类号： C07F15/00 , C09K11/06 , H01L51/50
摘要： To provide a metal complex which is useful for production of a light emitting device excellent in external quantum efficiency.
A metal complex represented by the formula (1):

[M represents an iridium atom and the like; n 1 is an integer of 1 or more; n 1 +n 2 is 3; E 1 and E 2 are each a nitrogen atom or a carbon atom; Ring L 1 represents an aromatic hetero ring; Ring L 2 represents an aromatic hydrocarbon ring or an aromatic hetero ring; A 1 -G 1 -A 2 represents an anionic bidentate ligand. Ring L 1 or Ring L 2 has a group represented by the formula (2).]

[R 3 represents an alkyl group or the like; R 4 to R 8 are each a hydrogen atom, an alkyl group and the like; X represents an arylene group or the like; k 1 represents an integer of 0 to 3. When the metal complex represented by the formula (1) has only one type of the group represented by the formula (2), the requirement (i) and the like are satisfied.
(i) Ring L 1 is a monocyclic 5-membered aromatic hetero ring; and, at least one of Ring L 2 has the group represented by the formula (2) in which one of R 3 is a phenyl group, R 4 is a hydrogen atom, and R 3 and R 4 are combined to form a fluorene ring.].

10. 发明公开

EP3689887A1 COMPOSITION AND LIGHT-EMITTING DEVICE USING SAME 审中-公开
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
申请人： Sumitomo Chemical Company Limited
发明人： SASADA, Toshiaki , ASADA, Kohei , ABE, Taichi , YOSHIOKA, Mayu
IPC分类号： C07F15/00 , C09K11/06 , H01L51/50
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.].

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