# US 12,225,815 B2 · Composition for organic optoelectronic device, organic optoelectronic device, and display device

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- Number: US 12,225,815 B2
- Document ID: US12225815B2
- Status: Granted
- Kind: B2
- Application number: 18/387,540
- Filed: 2023-11-07
- Published: 2024-03-21
- Granted: 2025-02-11
- Earliest claimed: 2016-10-07
- Assignees: Samsung SDI Co., Ltd.
- Applicants: Samsung SDI Co., Ltd.
- Inventors: Dong Wan Ryu; Chang Ju Shin; Seungjae Lee; Hyung Sun Kim; Yuna Jang; Eun Sun Yu; Sung-Hyun Jung
- Web page: https://patentgrep.com/patent/US12225815B2

## CPC

- C07D 209/86: with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
- C07D 405/14: containing three or more hetero rings
- C07D 407/04: directly linked by a ring-member-to-ring-member bond
- C07D 407/10: linked by a carbon chain containing aromatic rings
- C07D 409/04: directly linked by a ring-member-to-ring-member bond
- C07D 409/10: linked by a carbon chain containing aromatic rings
- C09K 11/025: {non-luminescent particle coatings or suspension media}
- H10K 50/00: Organic light-emitting devices (integrated devices or assemblies of multiple devices H10K59/00, H10K65/00; organic semiconductor lasers H01S5/36)
- H10K 85/653: {comprising only oxygen as heteroatom}
- H10K 85/654: {comprising only nitrogen as heteroatom (H10K85/652 takes precedence)}
- H10K 85/6572: {comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole}
- C09K 11/06: containing organic luminescent materials
- H10K 50/11: characterised by the electroluminescent [EL] layers
- H10K 2101/10: Triplet emission
- H10K 2101/90: {Multiple hosts in the emissive layer}
- Y02E 10/549: Organic PV cells
- C07D: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08)
- C09K: MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.

## Claims

### Claim 1

A composition for an organic optoelectronic device, the composition comprising:
a first host compound, the first host compound being a compound of Group 3; and
a second host compound represented by Chemical Formula 2,
wherein, in Chemical Formula 2,
Y1 and Y2 are each independently a single bond, a substituted or unsubstituted C6 to C30 arylene group, a substituted or unsubstituted C2 to C30 heteroarylene group, or a combination thereof,
Z1 and Z2 are independently a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof,
R4 to R9 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof, and
m is an integer of 0 to 2; and
wherein “substituted” of Chemical Formula 2 refers to replacement of at least one hydrogen by deuterium, a C1 to C4 alkyl group, a C6 to C18 aryl group, or a C2 to C30 heteroaryl group.

### Claim 2 (depends on 1)

The composition for an organic optoelectronic device of claim 1, wherein Z1 and Z2 of Chemical Formula 2 are each independently a substituted or unsubstituted phenyl group, a substituted or unsubstituted biphenyl group, a substituted or unsubstituted terphenyl group, a substituted or unsubstituted naphthyl group, a substituted or unsubstituted anthracenyl group, a substituted or unsubstituted triphenylene group, a substituted or unsubstituted pyridinyl group, a substituted or unsubstituted pyrimidinyl group, a substituted or unsubstituted triazinyl group, a substituted or unsubstituted quinolinyl group, a substituted or unsubstituted isoquinolinyl group, a substituted or unsubstituted quinazolyl group, a substituted or unsubstituted dibenzothiophenyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted fluorenyl group, or a combination thereof.

### Claim 3 (depends on 1)

The composition for an organic optoelectronic device of claim 1, wherein:
Chemical Formula 2 includes a moiety of Group III, and
moieties *—Y1—Z1 and *—Y2—Z2 of Chemical Formula 2 are each independently a moiety of Group IV,
in Groups III and IV, * is a linking point with adjacent atoms.

### Claim 4 (depends on 3)

The composition for an organic optoelectronic device of claim 3,
wherein:
Chemical Formula 2 includes moiety C-8 or moiety C-17 of Group III, and
moieties *—Y1—Z1 and *—Y2—Z2 of Chemical Formula 2 are independently one of moieties B-1 to B-6 of Group IV.

### Claim 5 (depends on 4)

The composition for an organic optoelectronic device of claim 4, wherein moieties *—Y1—Z1 and *—Y2—Z2 of Chemical Formula 2 are each independently one of moieties B-1, B-2, B-3, B-5, and B-6:

### Claim 6 (depends on 1)

An organic optoelectronic device, comprising:
an anode and a cathode facing each other, and
at least one organic layer between the anode and the cathode,
wherein the at least one organic layer includes the composition for an organic optoelectronic device of claim 1.

### Claim 7 (depends on 6)

The organic optoelectronic device of claim 6, wherein:
the at least one organic layer includes a light emitting layer, and the composition for an organic optoelectronic device is a host of the light emitting layer.

### Claim 8 (depends on 6)

A display device comprising the organic optoelectronic device of claim 6.