Back to results
US 12,735,407 B2Granted
Compound for organic electric element, organic electric element using same, and electronic device thereof
AssigneeDuk San Neolux Co., Ltd.
InventorsWon Sam Kim, Jung Geun Lee, Je Woo Lee, Sun Hee Lee, Soung Yun Mun, Jung Wook Lee
Life of this patent
Estimating the term…
Abstract
Provided are a compound capable of improving the light-emitting efficiency, stability, and lifespan of an element, a composition comprising the same, an organic electronic element using same, and an electronic device thereof.
Claims21
A compound represented by Formula 1:
- wherein:
- 1) A is a substituent represented by Formula A,
- 2) B is a substituent represented by Formula B,
- 3) X is O or S,
- 4) R1, R2, R3 and R4 are each independently the same or different, and each is independently selected from the group consisting of hydrogen;
- deuterium;
- halogen;
- a cyano group;
- a nitro group;
- an C6-C60 aryl group;
- fluorenyl group;
- a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
- a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
- a C1-C60 alkyl group;
- a C2-C60 alkenyl group;
- a C2-C60 alkynyl group;
- a C1-C60 alkoxy group;
- and a C6-C60 aryloxy group, or an adjacent plurality of R1s or of plurality of R2s or of plurality of R3s or of plurality of R4s may be bonded to each other to form a ring,
- 5) R′ and R″ are each independently selected from the group consisting of an C6-C60 aryl group;
- a fluorenyl group;
- a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
- a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
- a C1-C60 alkyl group;
- a C2-C20 alkenyl group;
- a C2-C20 alkynyl group;
- a C1-C30 alkoxy group;
- and a C6-C30 aryloxy group, or R′ and R″ may be bonded to each other to form a spiro ring,
- 6) a, b, c and d are each independently an integer of 0 to 3,
- 7) Ar1 and Ar2 are each independently selected from the group consisting of deuterium;
- an C6-C60 aryl group;
- a fluorenyl group;
- a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
- a C1-C60 alkyl group;
- a C2-C60 alkenyl group;
- a C2-C60 alkynyl group;
- a C1-C60 alkoxy group;
- and a C6-C60 aryloxy group,
- 8) Ar3 is selected from the group consisting of a C6-C60 aryl group;
- a fluorenyl group;
- a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
- and a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring,
- 9) L1, L2 and L3 are each independently selected from the group consisting of a single bond;
- a C6-C60 arylene group;
- a fluorenylene group;
- a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
- a C3-C60 aliphatic ring, with the proviso that L1 and L2 exclude a naphthyl group,
- 10) * refers to the position to be bonded to L1 of Formula 1,
- 11) refers to the position to be bonded to L2 of Formula 1,
- 12) wherein the aryl group, arylene group, heterocyclic group, fluorenyl group, fluorenylene group, aliphatic ring group, fused ring group, alkyl group, alkenyl group, alkynyl group, alkoxyl group and aryloxy group may be substituted with one or more substituents selected from the group consisting of deuterium;
- halogen;
- a silane group;
- a siloxane group;
- a boron group;
- a germanium group;
- a cyano group;
- a nitro group;
- a C1-C20 alkylthio group;
- a C1-C20 alkoxy group;
- a C6-C20 aryloxy group;
- a C1-C20 alkyl group;
- a C2-C20 alkenyl group;
- a C2-C20 alkynyl group;
- a C6-C20 aryl group;
- a C6-C20 aryl group substituted with deuterium;
- a fluorenyl group;
- a C2~C20 heterocyclic group;
- a C3-C20 cycloalkyl group;
- a C1-C20 heteroalkyl group;
- a C7-C20 arylalkyl group;
- and a C8-C20 arylalkenyl group, wherein the substituents may be bonded to each other to form a saturated or unsaturated ring, wherein the term ‘ring’ means a C3-C60 aliphatic ring or a C6-C60 aromatic ring or a C2-C60 heterocyclic group or a fused ring formed by the combination thereof,
- with the proviso that where Formula A is Formula A-12, Formula B excludes Formulas B-5, B-9, B-13 and B-17:
- wherein R′ and R″ are methyl, R1 to R4 are H, Ar1 and Ar2 are phenyl, and X is O or S;
- with the proviso that where Formula A is Formula A-10, Formula B excludes Formula B-19:
- wherein R′ and R″ are methyl, R1 to R4 are H, Ar1 is phenyl, Ar2 is N-phenyl carbazole, and X is O or S;
- and
- with the proviso that where Formula A is Formula A-5, Formula B excludes Formulas B-7 and B-9:
- wherein R′ and R″ are methyl, R1 to R4 are H, Ar1 and Ar2 are phenyl, and X is O or S.
74 more elements
The compound of claim 1, wherein Ar1 to Ar3 are represented by any one of Formulas Ar-1 to Ar-6:
- wherein,
- 1) * is the position to be bonded to L3 of Formula 1, the position to be bonded to Formula A, or the position to be bonded to Formula B,
- 2) R11, R12, R13, R14, R15 and R16 are the same as the definition of R1 in claim 1,
- 3) Y is O, S, CRxRy or NRz for Ar3, and Y is CRxRy for Ar1 and Ar2,
- 4) Ra, Rb, Rx, Ry and Rz are the same as the definition of R′ in claim 1, or Ra and Rb or Rx and Ry may be bonded to each other to form a ring,
- 5) m is an integer of 0 to 5, n, p, q and r are each independently an integer of 0 to 4, and o is an integer of 0 to 3.
3 more elements
Dependencies are inferred from the claim text.