ORGANIC COMPOUND AND PHOTOELECTRIC CONVERSION ELEMENT
申请人:CANON KABUSHIKI KAISHA
公开号:US20190043926A1
公开(公告)日:2019-02-07
Provided is an organic compound represented by the following general formula [1], the compound having an absorption peak in a long wavelength region of a visible light region:
where Ar
1
and Ar
2
each represent an aryl group or the like, Ar
3
represents an arylene group or the like, m represents an integer of 0 to 3, R
1
to R
4
each represent a hydrogen atom or the like, X
1
and X
2
are each independently selected from oxygen and sulfur, Q represents, for example, a substituent represented by the general formula [1-1], R
5
to R
7
each represent a hydrogen atom or the like, and n represents an integer of 0 to 2.
Grease composition, viscous agent, and mechanical element
申请人:FUJIFILM Corporation
公开号:EP2028254A2
公开(公告)日:2009-02-25
A grease composition comprising at least one polymer having a mesogen structure in the principal chain or in the side chain (s) thereof, and at least one viscous agent is disclosed. A viscous agent which is a discotic compound having, in the molecule thereof, a discotic core and three or more side chain groups radially extended from said discotic core is also disclosed. The discotic core and/or said side chain groups has at least one tautomeric group therein, and at least one side chain group of said three or more side chains has, at the end portion thereof, a long chain group in which 20 or more atoms selected from the group consisting of oxygen, carbon, nitrogen, silicon and sulfur atoms are linked in a straight-chain-like manner or in a branched manner.
申请人:Kyushu University, National University Corporation
公开号:EP3843167A1
公开(公告)日:2021-06-30
An organic electroluminescent device having an anode, a cathode, and a light-emitting layer between the anode and the cathode, wherein the light-emitting layer contains at least a first organic compound, a second organic compound and a third organic compound satisfying the following formula (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light-emitting material, has a high light emission efficiency. Formula (A): ES1(A) > ES1(B) > ES1(C) wherein ES1(A), ES1(B) and ES1(C) each represent a lowest excited singlet energy level of the first organic compound, the second organic compound and the third organic compound, respectively.
Organic compound and photoelectric conversion element
申请人:CANON KABUSHIKI KAISHA
公开号:US10861903B2
公开(公告)日:2020-12-08
Provided is an organic compound represented by the following general formula [1], the compound having an absorption peak in a long wavelength region of a visible light region:
where Ar1 and Ar2 each represent an aryl group or the like, Ar3 represents an arylene group or the like, m represents an integer of 0 to 3, R1 to R4 each represent a hydrogen atom or the like, X1 and X2 are each independently selected from oxygen and sulfur, Q represents, for example, a substituent represented by the general formula [1-1], R5 to R7 each represent a hydrogen atom or the like, and n represents an integer of 0 to 2.