IP Library › Patent Application 18663694
Patent Application
App. No. 18/663,694

CONDENSED POLYCYCLIC COMPOUND, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING

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Patent No.
US None
App. No.
18/663,694
Abstract

Provided are a condensed polycyclic compound, a light-emitting device including the condensed polycyclic compound, and an electronic apparatus including the light-emitting device, wherein the condensed polycyclic compound which does not include a metal and includes a condensed ring, wherein the condensed ring includes a 9-membered ring including nitrogen and carbon as ring-forming atoms and a 6-membered ring including nitrogen, carbon, and boron as ring-forming atoms, wherein the 9-membered ring and the 6-membered ring are condensed with each other while sharing a nitrogen and a carbon.

Claims (98)

1 . A condensed polycyclic compound, which does not comprise a metal and comprises a condensed ring,

wherein the condensed ring comprises a 9-membered ring comprising nitrogen and carbon as ring-forming atoms and a 6-membered ring comprising nitrogen, carbon, and boron as ring-forming atoms, wherein the 9-membered ring and the 6-membered ring are condensed with each other while sharing a nitrogen and a carbon.

2 . The condensed polycyclic compound of claim 1 , wherein the condensed ring comprises a moiety represented by Formula 1(1):

wherein, in Formula 1(1),

ring CY 1 is a 9-membered ring comprising nitrogen and carbon, and

ring CY 2 is a 6-membered ring comprising nitrogen, carbon, and boron.

3 . The condensed polycyclic compound of claim 2 , wherein a number of the moiety represented by Formula 1(1) of the condensed polycyclic compound is 1, 2, 3, or 4.

4 . The condensed polycyclic compound of claim 1 , wherein the condensed polycyclic compound is a multiple resonance thermally activated delayed fluorescence material.

5 . The condensed polycyclic compound of claim 1 , wherein the condensed polycyclic compound is represented by Formula 1, 2, or 3:

wherein, in Formulae 1, 2, and 3,

ring A 1 to ring A 3 , ring Y 1 to ring Y 3 , and ring Y 21 to ring Y 23 are each independently a C 5 -C 60 carbocyclic group or a C 3 -C 60 heterocyclic group,

W 1 is a single bond, O, S, N(T 11 ), C(T 11 )(T 12 ), or Si(T 11 )(T 12 ),

W 2 is a single bond, O, S, N(T 21 ), C(T 21 )(T 22 ), or Si(T 21 )(T 22 ),

W 3 is a single bond, O, S, N(T 31 ), C(T 31 )(T 32 ), or Si(T 31 )(T 32 ),

n1, n2, and n3 are each independently 0 or 1,

when n1 is 0, *—(W 1 ) n1 —*′ is not present,

when n2 is 0, *—(W 2 ) n2 —*′ is not present,

when n3 is 0, *—(W 3 ) n3 —*′ is not present,

the sum of n1 and n2 in Formula 1 is 1 or more and the sum of n1, n2 and n3 in Formulae 2 and 3 is 1 or more,

R 1 to R 3 , Z 1 to Z 3 , and Z 21 to Z 23 are each independently hydrogen, deuterium, —F, —Cl, —Br, —I, —SF 5 , a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 1 -C 60 alkylthio group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —N(Q 1 )(Q 2 ), —Si(Q 3 )(Q 4 )(Q 5 ), —Ge(Q 3 )(Q 4 )(Q 5 ), —B(Q 6 )(Q 7 ), —P(═O)(Q 8 )(Q 9 ), or —P(Q 8 )(Q 9 ),

a1 to a3, b 1 to b 3 , and b21 to b23 are each independently an integer from 0 to 10,

T 11 , T 12 , T 21 , T 22 , T 31 , and T 32 are each i) as defined in connection with Z 1 , or ii) linked to a neighboring substituent to form a condensed ring with a neighboring ring,

two or more of R 1 , R 2 , R 3 , Z 1 , Z 2 , Z 3 , Z 21 , Z 22 , Z 23 , T 11 , T 12 , T 21 , T 22 , T 31 , and T 32 are optionally linked to each other to form a substituted or unsubstituted C 5 -C 30 carbocyclic group or a substituted or unsubstituted C 1 -C 30 heterocyclic group, a substituent of the substituted C 5 -C 30 carbocyclic group, the substituted C 1 -C 30 heterocyclic group, the substituted C 1 -C 60 alkyl group, the substituted C 2 -C 60 alkenyl group, the substituted C 2 -C 60 alkynyl group, the substituted C 1 -C 60 alkoxy group, the substituted C 1 -C 60 alkylthio group, the substituted C 3 -C 10 cycloalkyl group, the substituted C 1 -C 10 heterocycloalkyl group, the substituted C 3 -C 10 cycloalkenyl group, the substituted C 1 -C 10 heterocycloalkenyl group, the substituted C 6 -C 60 aryl group, the substituted C 6 -C 60 aryloxy group, the substituted C 6 -C 60 arylthio group, the substituted C 1 -C 60 heteroaryl group, the substituted monovalent non-aromatic condensed polycyclic group, and the substituted monovalent non-aromatic condensed heteropolycyclic group is:

deuterium, —F, —Cl, —Br, —I, —CD 3 , —CD 2 H, —CDH 2 , —CF 3 , —CF 2 H, —CFH 2 , a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, or a C 1 -C 60 alkylthio group;

a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, or a C 1 -C 60 alkylthio group, each substituted with deuterium, —F, —Cl, —Br, —I, —CD 3 , —CD 2 H, —CDH 2 , —CF 3 , —CF 2 H, —CFH 2 , a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 1 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —N(Q 11 )(Q 12 ), —Si(Q 13 )(Q 14 )(Q 15 ), —Ge(Q 13 )(Q 14 )(Q 15 ), —B(Q 16 )(Q 17 ), —P(═O)(Q 18 )(Q 19 ), —P(Q 18 )(Q 19 ), or any combination thereof;

a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, or a monovalent non-aromatic condensed heteropolycyclic group, each unsubstituted or substituted with deuterium, —F, —Cl, —Br, —I, —CD 3 , —CD 2 H, —CDH 2 , —CF 3 , —CF 2 H, —CFH 2 , a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, a C 1 -C 60 alkylthio group, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —N(Q 21 )(Q 22 ), —Si(Q 23 )(Q 24 )(Q 25 ), —Ge(Q 23 )(Q 24 )(Q 25 ), —B(Q 26 )(Q 27 ), —P(═O)(Q 28 )(Q 29 ), —P(Q 28 )(Q 29 ), or any combination thereof;

—N(Q 31 )(Q 32 ), —Si(Q 33 )(Q 34 )(Q 35 ), —Ge(Q 33 )(Q 34 )(Q 35 ), —B(Q 36 )(Q 37 ), —P(═O)(Q 38 )(Q 39 ), or —P(Q 38 )(Q 39 ); or

any combination thereof, and

Q 1 to Q 9 , Q 11 to Q 19 , Q 21 to Q 29 , and Q 31 to Q 39 are each independently: hydrogen; deuterium; —F; —Cl; —Br; —I; a hydroxyl group; a cyano group; a nitro group; an amino group; an amidino group; a hydrazine group; a hydrazone group; a carboxylic acid group or a salt thereof; a sulfonic acid group or a salt thereof; a phosphoric acid group or a salt thereof; or a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, a C 1 -C 60 alkylthio group, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, or a monovalent non-aromatic condensed heteropolycyclic group, each unsubstituted or substituted with deuterium, —F, —Cl, —Br, —I, a C 1 -C 60 alkyl group, a C 6 -C 60 aryl group, or any combination thereof.

6 . The condensed polycyclic compound of claim 5 , wherein ring A 1 to ring A 3 , ring Y 1 to ring Y 3 , and ring Y 21 to ring Y 23 are each independently a benzene group, a naphthalene group, a phenanthrene group, a pyridine group, a pyrimidine group, a pyridazine group, a pyrazine group, a quinoline group, an isoquinoline group, a dibenzofuran group, a dibenzothiophene group, a carbazole group, a fluorene group, a dibenzosilole group, an azadibenzofuran group, an azadibenzothiophene group, an azacarbazole group, an azafluorene group, or an azadibenzosilole group.

7 . The condensed polycyclic compound of claim 5 , wherein in Formula 1, n1 is 1, W 1 is N(T 11 ), and Condition 1A or 1B is satisfied:

Condition 1A

one of Z 1 in the number of b 1 and T 11 are linked to each other to form a condensed ring with a neighboring ring; and

Condition 1B

one of Z 3 in the number of b 3 and T 11 are linked to each other to form a condensed ring with a neighboring ring.

8 . The condensed polycyclic compound of claim 5 , wherein in Formula 1, n2 is 1, W 2 is N(T 21 ), and Condition 1C or 1 D is satisfied:

Condition 1C

one of Z 2 in the number of b 2 and T 21 are linked to each other to form a condensed ring with a neighboring ring; and

Condition 1 D

one of Z 3 in the number of b 3 and T 21 are linked to each other to form a condensed ring with a neighboring ring.

9 . The condensed polycyclic compound of claim 5 , wherein Formula 1 satisfies at least one of Conditions 1E, 1F, and 1G:

Condition 1E

ring Y 1 is a C 3 -C 60 heteropolycyclic group comprising at least one boron as a ring-forming atom,

wherein the C 3 -C 60 heteropolycyclic group is a heteropolycyclic group comprising

i) a benzene group, a naphthalene group, a phenanthrene group, a pyridine group, a pyrimidine group, a pyridazine group, a pyrazine group, a quinoline group, an isoquinoline group, a dibenzofuran group, a dibenzothiophene group, a carbazole group, a fluorene group, a dibenzosilole group, an azadibenzofuran group, an azadibenzothiophene group, an azacarbazole group, an azafluorene group, an azadibenzosilole group, or any combination thereof, and

ii) at least one boron-containing 6-membered ring,

wherein i) and ii) are condensed with each other;

Condition 1F

ring Y 2 is a C 3 -C 60 heteropolycyclic group comprising at least one boron as a ring-forming atom,

wherein the C 3 -C 60 heteropolycyclic group is a heteropolycyclic group comprising

i) a benzene group, a naphthalene group, a phenanthrene group, a pyridine group, a pyrimidine group, a pyridazine group, a pyrazine group, a quinoline group, an isoquinoline group, a dibenzofuran group, a dibenzothiophene group, a carbazole group, a fluorene group, a dibenzosilole group, an azadibenzofuran group, an azadibenzothiophene group, an azacarbazole group, an azafluorene group, an azadibenzosilole group, or any combination thereof, and

ii) at least one boron-containing 6-membered ring,

wherein i) and ii) are condensed with each other; and

Condition 1G

ring Y 3 is a C 3 -C 60 heteropolycyclic group comprising at least one boron as a ring-forming atom,

wherein the C 3 -C 60 heteropolycyclic group is a heteropolycyclic group comprising

i) a benzene group, a naphthalene group, a phenanthrene group, a pyridine group, a pyrimidine group, a pyridazine group, a pyrazine group, a quinoline group, an isoquinoline group, a dibenzofuran group, a dibenzothiophene group, a carbazole group, a fluorene group, a dibenzosilole group, an azadibenzofuran group, an azadibenzothiophene group, an azacarbazole group, an azafluorene group, an azadibenzosilole group, or any combination thereof, and

ii) at least one boron-containing 6-membered ring,

wherein i) and ii) are condensed with each other.

10 . The condensed polycyclic compound of claim 5 , wherein R 1 to R 3 , Z 1 to Z 3 , Z 21 to Z 23 , T 11 , T 12 , T 21 , T 22 , T 31 , and T 32 are each independently:

hydrogen or deuterium;

a C 1 -C 20 alkyl group, a phenyl group, a biphenyl group, or a carbazolyl group, each unsubstituted or substituted with deuterium, a C 1 -C 20 alkyl group, a phenyl group, a biphenyl group, a carbazolyl group, or any combination thereof; or

—N(Q 1 )(Q 2 ), and

Q 1 and Q 2 are each independently a phenyl group, a biphenyl group, or a carbazolyl group, each unsubstituted or substituted with deuterium, a C 1 -C 20 alkyl group, a phenyl group, a biphenyl group, a carbazolyl group, or any combination thereof.

11 . The condensed polycyclic compound of claim 5 , wherein a moiety represented by

in Formula 1 is represented by one of Formulae 1A-1 to 1A-3, 1B-1 to 1B-2, 1C-1 to 1C-5, 1D-1 to 1 D-5, and 1E-1 to 1E-5:

wherein, in Formulae 1A-1 to 1A-3, 1B-1 to 1B-2, 1C-1 to 1C-5, 1D-1 to 1D-5, and 1E-1 to 1E-5,

ring A 4 to ring A 6 are each as defined in connection with ring A 1 ,

ring Y 31 and ring Y 32 are each as defined in connection with ring Y 3 ,

W 3 is a single bond, O, S, N(T 31 ), C(T 31 )(T 32 ), or Si(T 31 )(T 32 ),

W 4 is a single bond, O, S, N(T 41 ), C(T 41 )(T 42 ), or Si(T 41 )(T 42 ),

W 5 is a single bond, O, S, N(T 51 ), C(T 51 )(T 52 ), or Si(T 51 )(T 52 ),

T 31 , T 32 , T 41 , T 42 , T 51 , and T 52 are each i) as defined in connection with Z 1 , or ii) linked to a neighboring substituent to form another condensed ring with a neighboring ring,

n3 to n5 are each independently 0 or 1,

when n3 is 0, *—(W 3 ) n3 —*′ is not present,

when n4 is 0, *—(W 4 ) n4 —*′ is not present,

when n5 is 0, *—(W 5 ) n5 —*′ is not present,

in Formula 1C-1, the sum of n3, n4, and n5 is 1 or more,

in Formula 1C-2, the sum of n4 and n5 is 1 or more,

in Formulae 1C-3 and 1C-4, the sum of n3 and n5 is 1 or more,

in Formulae 1C-5, 1 D-1, and 1E-1, the sum of n3 and n4 is 1 or more,

in Formulae 1 D-2, 1 D-3, 1E-2, and 1E-3, n3 is 1, and

in Formulae 1 D-4, 1 D-5, 1E-4, and 1E-5, n4 is 1.

12 . A light-emitting device comprising:

a first electrode;

a second electrode; and

an interlayer arranged between the first electrode and the second electrode and comprising an emission layer,

wherein the interlayer comprises the condensed polycyclic compound of claim 1 .

13 . The light-emitting device of claim 12 , wherein the emission layer comprises the condensed polycyclic compound.

14 . The light-emitting device of claim 13 , wherein an emission peak wavelength of light emitted from the emission layer is about 440 nm to about 470 nm.

15 . The light-emitting device of claim 13 , wherein the condensed polycyclic compound included in the emission layer is an emitter.

16 . The light-emitting device of claim 13 , wherein the emission layer further comprises a sensitizer, and the sensitizer is different from the condensed polycyclic compound.

17 . The light-emitting device of claim 16 , wherein the sensitizer is an organometallic compound, a delayed fluorescence material, a prompt fluorescence material, or any combination thereof.

18 . The light-emitting device of claim 17 , wherein the organometallic compound comprises a transition metal and a tetradentate ligand bonded to the transition metal,

the transition metal is platinum or palladium, and

the tetradentate ligand comprises a carbene moiety bonded to the transition metal.

19 . The light-emitting device of claim 13 , wherein the condensed polycyclic compound included in the emission layer is a sensitizer.

20 . An electronic apparatus comprising the light-emitting device of claim 12 .

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 24, 2025
From: SAMSUNG ELECTRONICS CO., LTD.
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 072804/0105 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 5, 2024
From: JEON, SOONOK; KIM, SANGMO; MARUYAMA, YUSUKE; LEE, EUNKYUNG; LEE, HALIM; KIM, JIWHAN; NAM, SUNGHO; WON, JOONGHEE; IHN, SOOGHANG; JUNG, YONGSIK
To: SAMSUNG ELECTRONICS CO., LTD.
Reel/Frame 067630/0530 →