IP Library Granted Patent US 11,708,328
Granted Patent B2
US 11,708,328 · App. 16/641,286 · Granted Jul 25, 2023

Organic electroluminescent compound and organic electroluminescent device comprising the same

Inventors: Su-Hyun Lee (Gyeonggi-do, KR); Hyo-Soon Park (Gyeonggi-do, KR); Tae-Jun Han (Gyeonggi-do, KR); Bitnari Kim (Gyeonggi-do, KR)
C07D209/80C07D307/93C07D333/80C07D401/04C07D401/14C07D403/04C07D403/10C07D405/04C07D405/10C07D409/04C07D409/10C07D471/04C07D487/04C07D491/048C07D495/04H01L51/006H01L51/0052H01L51/0065H01L51/0067H01L51/0068
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Quick Facts
Patent No.
US 11,708,328
App. No.
16/641,286
Granted
Jul 25, 2023
Kind
B2
Abstract

The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, it is possible to provide an organic electroluminescent device having low driving voltage and/or improved lifespan properties.

Claims (1721)

1. An organic electroluminescent compound represented by the following formula 1:

wherein

X 1 represents NR 11 ;

R 11 and R 12 , each independently, are represented by -L-Ar;

R 1 to R 3 , each independently, represent hydrogen, deuterium, a halogen, a cyano, a substituted or unsubstituted (C1-C30)alkyl, a substituted or unsubstituted (C6-C30)aryl, a substituted or unsubstituted (3- to 30-membered)heteroaryl, a substituted or unsubstituted (C3-C30)cycloalkyl, a substituted or unsubstituted (C1-C30)alkoxy, a substituted or unsubstituted tri(C1-C30)alkylsilyl, a substituted or unsubstituted di(C1-C30)alkyl(C6-C30)arylsilyl, a substituted or unsubstituted (C1-C30)alkyldi(C6-C30)arylsilyl, a substituted or unsubstituted tri(C6-C30)arylsilyl, a substituted or unsubstituted mono- or di-(C1-C30)alkylamino, a substituted or unsubstituted mono- or di-(C6-C30)arylamino, or a substituted or unsubstituted (C1-C30)alkyl(C6-C30)arylamino; or may be linked to an adjacent substituent to form a substituted or unsubstituted (3- to 30-membered) mono- or polycyclic ring;

Ar represents a substituted or unsubstituted (C6-C30)aryl, or a substituted or unsubstituted (3- to 30-membered)heteroaryl wherein the (3- to 30-membered)heteroaryl group is selected from the group consisting of furyl, thiophenyl, pyrrolyl, imidazolyl, pyrazolyl, thiazolyl, thiadiazolyl, isothiazolyl, isoxazolyl, oxazolyl, oxadiazolyl, triazinyl, tetrazinyl, triazolyl, tetrazolyl, furazanyl, pyrazinyl, pyrimidinyl, pyridazinyl, benzofuranyl, benzothiophenyl, isobenzofuranyl, dibenzofuranyl, dibenzothiophenyl, benzimidazolyl, benzothiazolyl, benzoisothiazolyl, benzoisoxazolyl, benzoxazolyl, isoindolyl, indolyl, benzoindolyl, indazolyl, benzothiadiazolyl, quinolyl, isoquinolyl, cinnolinyl, quinazolinyl, benzoquinazolinyl, quinoxalinyl, benzoquinoxalinyl, naphthyridinyl, carbazolyl, benzocarbazolyl, dibenzocarbazolyl, phenoxazinyl, phenothiazinyl, phenanthridinyl, benzodioxolyl and dihydroacridinyl;

L represents a single bond, a substituted or unsubstituted (C1-C30)alkylene, a substituted or unsubstituted (C6-C30)arylene, a substituted or unsubstituted (3- to 30-membered)heteroarylene, or a substituted or unsubstituted (C3-C30)cycloalkylene; and

a represents an integer of 1 to 6, b and c, each independently, represent an integer of 1 to 4, where if a to c, each independently, are an integer of 2 or more, each of R 1 to R 3 may be the same or different.

2. The organic electroluminescent compound according to claim 1 , wherein the substituents of the substituted (C1-C30)alkyl(ene), the substituted (C6-C30)aryl(ene), the substituted (3- to 30-membered)heteroaryl(ene), the substituted (C3-C30)cycloalkyl(ene), the substituted (C1-C30)alkoxy, the substituted tri(C1-C30)alkylsilyl, the substituted di(C1-C30)alkyl(C6-C30)arylsilyl, the substituted (C1-C30)alkyldi(C6-C30)arylsilyl, the substituted tri(C6-C30)arylsilyl, the substituted mono- or di-(C1-C30)alkylamino, the substituted mono- or di-(C6-C30)arylamino, the substituted (C1-C30)alkyl(C6-C30)arylamino, and the substituted (3- to 30-membered) mono- or polycyclic ring in L, Ar, R 1 to R 3 , each independently, are at least one selected from the group consisting of deuterium; a halogen; a cyano; a carboxyl; a nitro; a hydroxyl; a (C1-C30)alkyl; a halo(C1-C30)alkyl; a (C2-C30)alkenyl; a (C2-C30)alkynyl; a (C1-C30)alkoxy; a (C1-C30)alkylthio; a (C3-C30)cycloalkyl; a (C3-C30)cycloalkenyl; a (3- to 7-membered)heterocycloalkyl; a (C6-C30)aryloxy; a (C6-C30)arylthio; a (5- to 30-membered)heteroaryl unsubstituted or substituted with a (C6-C30)aryl; a (C6-C30)aryl unsubstituted or substituted with a (5- to 30-membered)heteroaryl; a tri(C1-C30)alkylsilyl; a tri(C6-C30)arylsilyl; a di(C1-C30)alkyl(C6-C30)arylsilyl; a (C1-C30)alkyldi(C6-C30)arylsilyl; an amino; a mono- or di-(C1-C30)alkylamino; a mono- or di-(C6-C30)arylamino unsubstituted or substituted with a (C1-C30)alkyl; a (C1-C30)alkyl(C6-C30)arylamino; a (C1-C30)alkylcarbonyl; a (C1-C30)alkoxycarbonyl; a (C6-C30)arylcarbonyl; a di(C6-C30)arylboronyl; a di(C1-C30)alkylboronyl; a (C1-C30)alkyl(C6-C30)arylboronyl; a (C6-C30)aryl(C1-C30)alkyl; and a (C1-C30)alkyl(C6-C30)aryl.

3. The organic electroluminescent compound according to claim 1 , wherein formula 1 is represented by the following formula 2:

wherein

R 11 and R 12 , each independently, are represented by -L-Ar;

L represents a single bond, an unsubstituted (C6-C25)arylene, or an unsubstituted (5- to 25-membered)heteroarylene;

Ar represents a (C6-C25)aryl unsubstituted or substituted with a (C1-C10)alkyl or a cyano, or a (5- to 25-membered)heteroaryl unsubstituted or substituted with a (C6-C25)aryl wherein the (5- to 25-membered)heteroaryl group is selected from the group consisting of furyl, thiophenyl, pyrrolyl, imidazolyl, pyrazolyl, thiazolyl, thiadiazolyl, isothiazolyl, isoxazolyl, oxazolyl, oxadiazolyl, triazinyl, tetrazinyl, triazolyl, tetrazolyl, furazanyl, pyrazinyl, pyrimidinyl, pyridazinyl, benzofuranyl, benzothiophenyl, isobenzofuranyl, dibenzofuranyl, dibenzothiophenyl, benzimidazolyl, benzothiazolyl, benzoisothiazolyl, benzoisoxazolyl, benzoxazolyl, isoindolyl, indolyl, benzoindolyl, indazolyl, benzothiadiazolyl, quinolyl, isoquinolyl, cinnolinyl, quinazolinyl, benzoquinazolinyl, quinoxalinyl, benzoquinoxalinyl, naphthyridinyl, carbazolyl, benzocarbazolyl, dibenzocarbazolyl, phenoxazinyl, phenothiazinyl, phenanthridinyl, benzodioxolyl and dihydroacridinyl;

R 1 to R 3 , each independently, represent an unsubstituted (C6-C25)aryl; and

a, b, and c, each independently, represent 0 or 1.

4. The organic electroluminescent compound according to claim 1 , wherein formula 1 is represented by any one of the following formulas 4 to 6:

wherein

X 1 , R 11 , and R 12 are as defined in claim 1 ;

L represents a single bond, an unsubstituted (C6-C18)arylene, or an unsubstituted (5- to 20-membered)heteroarylene;

Ar represents a (C6-C18)aryl unsubstituted or substituted with a (C1-C6)alkyl or a cyano, or a (5- to 20-membered)heteroaryl unsubstituted or substituted with a (C6-C18)aryl wherein the (5- to 20-membered)heteroaryl group is selected from the group consisting of furyl, thiophenyl, pyrrolyl, imidazolyl, pyrazolyl, thiazolyl, thiadiazolyl, isothiazolyl, isoxazolyl, oxazolyl, oxadiazolyl, triazinyl, tetrazinyl, triazolyl, tetrazolyl, furazanyl, pyrazinyl, pyrimidinyl, pyridazinyl, benzofuranyl, benzothiophenyl, isobenzofuranyl, dibenzofuranyl, dibenzothiophenyl, benzimidazolyl, benzothiazolyl, benzoisothiazolyl, benzoisoxazolyl, benzoxazolyl, isoindolyl, indolyl, benzoindolyl, indazolyl, benzothiadiazolyl, quinolyl, isoquinolyl, cinnolinyl, quinazolinyl, benzoquinazolinyl, quinoxalinyl, benzoquinoxalinyl, naphthyridinyl, carbazolyl, benzocarbazolyl, dibenzocarbazolyl, phenoxazinyl, phenothiazinyl, phenanthridinyl, benzodioxolyl and dihydroacridinyl;

R 1 to R 3 , each independently, represent an unsubstituted (C6-C18)aryl; and

a, b, and c, each independently, represent 0 or 1.

5. The organic electroluminescent compound according to claim 1 , wherein formula 1 is represented by any one of the following formulas 7 to 11:

wherein, R 11 and R 12 are as defined in claim 1 .

6. The organic electroluminescent compound according to claim 5 , wherein the compound represented by formula 1 is any one selected from the following compounds C1-1 to C1-96, C2-1 to C2-54, C2-56 to C2-58, C2-60 to C2-62, C2-64 to C2-66, C2-68 to C2-70, C2-72 to C2-74, C2-76 to C2-78, C2-80 to C2-82, C2-84 to C2-86, C3-1 to C3-66, C4-1 to C4-33, C4-35 to C4-37, C4-39 to C4-41, C4-43 to C4-45, C4-47 to C4-49, C4-51 to C4-53, C4-55 to C4-57, C4-59 to C4-61, C4-63 to C4-65, C5-1 to C5-66, C6-1 to C6-33, C6-35 to C6-37, C6-39 to C6-41, C6-43 to C6-45, C6-47 to C6-49, C6-51 to C6-53, C6-55 to C6-57, C6-59 to C6-61 and C6-63 to C6-65:

Com-

Com-

pound

Formula

R 11

R 12

pound

Formula

R 11

R 12

C1-1

7

R aa

R aa

C1-2

7

R ab

R aa

C1-3

7

R ac

R aa

C1-4

7

R ad

R aa

C1-5

7

R ae

R aa

C1-6

7

R aa

R ab

C1-7

7

R ab

R ab

C1-8

7

R ac

R ab

C1-9

7

R ad

R ab

C1-10

7

R ae

R ab

C1-11

7

R aa

R ac

C1-12

7

R ab

R ac

C1-13

7

R ac

R ac

C1-14

7

R ad

R ac

C1-15

7

R ae

R ac

C1-16

7

R aa

R af

C1-17

7

R ab

R af

C1-18

7

R ac

R af

C1-19

7

R ad

R af

C1-20

7

R ae

R af

C1-21

7

R aa

R ag

C1-22

7

R ab

R ag

C1-23

7

R ac

R ag

C1-24

7

R ad

R ag

C1-25

7

R ae

R ag

C1-26

7

R aa

R ah

C1-27

7

R ab

R ah

C1-28

7

R ac

R ah

C1-29

7

R ad

R ah

C1-30

7

R ae

R ah

C1-31

7

R aa

R ai

C1-32

7

R ab

R ai

C1-33

7

R ac

R ai

C1-34

7

R ad

R ai

C1-35

7

R ae

R ai

C1-36

7

R aa

R aj

C1-37

7

R ab

R aj

C1-38

7

R ac

R aj

C1-39

7

R ad

R aj

C1-40

7

R ae

R aj

C1-41

7

R aa

R ak

C1-42

7

R ab

R ak

C1-43

7

R ac

R ak

C1-44

7

R ad

R ak

C1-45

7

R ae

R ak

C1-46

7

R aa

R al

C1-47

7

R ab

R al

C1-48

7

R ac

R al

C1-49

7

R ad

R al

C1-50

7

R ae

R al

C1-51

7

R aa

R am

C1-52

7

R ab

R am

C1-53

7

R ac

R am

C1-54

7

R ad

R am

C1-55

7

R ae

R am

C1-56

7

R aa

R an

C1-57

7

R ab

R an

C1-58

7

R ac

R an

C1-59

7

R ad

R an

C1-60

7

R ae

R an

C1-61

7

R aa

R ao

C1-62

7

R ab

R ao

C1-63

7

R ak

R ao

C1-64

7

R an

R ao

C1-65

7

R aa

R ap

C1-66

7

R ab

R ap

C1-67

7

R ak

R ap

C1-68

7

R an

R ap

C1-69

7

R aa

R aq

C1-70

7

R ab

R aq

C1-71

7

R ak

R aq

C1-72

7

R an

R aq

C1-73

7

R aa

R ar

C1-74

7

R ab

R ar

C1-75

7

R ak

R ar

C1-76

7

R an

R ar

C1-77

7

R aa

R as

C1-78

7

R ab

R as

C1-79

7

R ak

R as

C1-80

7

R an

R as

C1-81

7

R aa

R at

C1-82

7

R ab

R at

C1-83

7

R ak

R at

C1-84

7

R an

R at

C1-85

7

R aa

R au

C1-86

7

R ab

R au

C1-87

7

R ak

R au

C1-88

7

R an

R au

C1-89

7

R aa

R av

C1-90

7

R ab

R av

C1-91

7

R ak

R av

C1-92

7

R an

R av

C1-93

7

R aa

R aw

C1-94

7

R ab

R aw

C1-95

7

R ak

R aw

C1-96

7

R an

R aw

C2-1

7

R aa

R ad

C2-2

7

R aa

R ae

C2-3

7

R ab

R ad

C2-4

7

R ab

R ae

C2-5

7

R ac

R ad

C2-6

7

R ac

R ae

C2-7

7

R af

R aa

C2-8

7

R af

R ab

C2-9

7

R af

R ac

C2-10

7

R af

R ad

C2-11

7

R af

R ae

C2-12

7

R ag

R aa

C2-13

7

R ag

R ab

C2-14

7

R ag

R ac

C2-15

7

R ag

R ad

C2-16

7

R ag

R ae

C2-17

7

R ah

R aa

C2-18

7

R ah

R ab

C2-19

7

R ah

R ac

C2-20

7

R ah

R ad

C2-21

7

R ah

R ae

C2-22

7

R ai

R aa

C2-23

7

R ai

R ab

C2-24

7

R ai

R ac

C2-25

7

R ai

R ad

C2-26

7

R ai

R ae

C2-27

7

R aj

R aa

C2-28

7

R aj

R ab

C2-29

7

R aj

R ac

C2-30

7

R aj

R ad

C2-31

7

R aj

R ae

C2-32

7

R ak

R aa

C2-33

7

R ak

R ab

C2-34

7

R ak

R ac

C2-35

7

R ak

R ad

C2-36

7

R ak

R ae

C2-37

7

R al

R aa

C2-38

7

R al

R ab

C2-39

7

R al

R ac

C2-40

7

R al

R ad

C2-41

7

R al

R ae

C2-42

7

R am

R aa

C2-43

7

R am

R ab

C2-44

7

R am

R ac

C2-45

7

R am

R ad

C2-46

7

R am

R ae

C2-47

7

R an

R aa

C2-48

7

R an

R ab

C2-49

7

R an

R ac

C2-50

7

R an

R ad

C2-51

7

R an

R ae

C2-52

7

R ao

R aa

C2-53

7

R ao

R ad

C2-54

7

R ao

R ae

C2-56

7

R ap

R aa

C2-57

7

R ap

R ad

C2-58

7

R ap

R ae

C2-60

7

R aq

R aa

C2-61

7

R aq

R ad

C2-62

7

R aq

R ae

C2-64

7

R ar

R aa

C2-65

7

R ar

R ad

C2-66

7

R ar

R ae

C2-68

7

R as

R aa

C2-69

7

R as

R ad

C2-70

7

R as

R ae

C2-72

7

R at

R aa

C2-73

7

R at

R ad

C2-74

7

R at

R ae

C2-76

7

R au

R aa

C2-77

7

R au

R ad

C2-78

7

R au

R ae

C2-80

7

R av

R aa

C2-81

7

R av

R ad

C2-82

7

R av

R ae

C2-84

7

R aw

R aa

C2-85

7

R aw

R ad

C2-86

7

R aw

R ae

C3-1

8

R aa

R aa

C3-2

8

R ac

R aa

C3-3

8

R ad

R aa

C3-4

8

R ay

R aa

C3-5

8

R am

R aa

C3-6

8

R aa

R ab

C3-7

8

R ac

R ab

C3-8

8

R ad

R ab

C3-9

8

R ay

R ab

C3-10

8

R am

R ab

C3-11

8

R aa

R ac

C3-12

8

R ac

R ac

C3-13

8

R ad

R ac

C3-14

8

R ay

R ac

C3-15

8

R am

R ac

C3-16

8

R aa

R ak

C3-17

8

R ac

R ak

C3-18

8

R ad

R ak

C3-19

8

R ay

R ak

C3-20

8

R am

R ak

C3-21

8

R aa

R az

C3-22

8

R ac

R az

C3-23

8

R ad

R az

C3-24

8

R ay

R az

C3-25

8

R am

R az

C3-26

8

R aa

R ae

C3-27

8

R ac

R ae

C3-28

8

R ad

R ae

C3-29

8

R ay

R ae

C3-30

8

R am

R ae

C3-31

8

R aa

R ao

C3-32

8

R ab

R ao

C3-33

8

R ak

R ao

C3-34

8

R an

R ao

C3-35

8

R aa

R ap

C3-36

8

R ab

R ap

C3-37

8

R ak

R ap

C3-38

8

R an

R ap

C3-39

8

R aa

R aq

C3-40

8

R ab

R aq

C3-41

8

R ak

R aq

C3-42

8

R an

R aq

C3-43

8

R aa

R ar

C3-44

8

R ab

R ar

C3-45

8

R ak

R ar

C3-46

8

R an

R ar

C3-47

8

R aa

R as

C3-48

8

R ab

R as

C3-49

8

R ak

R as

C3-50

8

R an

R as

C3-51

8

R aa

R at

C3-52

8

R ab

R at

C3-53

8

R ak

R at

C3-54

8

R an

R at

C3-55

8

R aa

R au

C3-56

8

R ab

R au

C3-57

8

R ak

R au

C3-58

8

R an

R au

C3-59

8

R aa

R av

C3-60

8

R ab

R av

C3-61

8

R ak

R av

C3-62

8

R an

R av

C3-63

8

R aa

R aw

C3-64

8

R ab

R aw

C3-65

8

R ak

R aw

C3-66

8

R an

R aw

C4-1

9

R aa

R aa

C4-2

9

R ab

R aa

C4-3

9

R ad

R aa

C4-4

9

R ay

R aa

C4-5

9

R am

R aa

C4-6

9

R aa

R ab

C4-7

9

R ab

R ab

C4-8

9

R ad

R ab

C4-9

9

R ay

R ab

C4-10

9

R am

R ab

C4-11

9

R aa

R ac

C4-12

9

R ab

R ac

C4-13

9

R ad

R ac

C4-14

9

R ay

R ac

C4-15

9

R am

R ac

C4-16

9

R aa

R ak

C4-17

9

R ab

R ak

C4-18

9

R ad

R ak

C4-19

9

R ay

R ak

C4-20

9

R am

R ak

C4-21

9

R aa

R az

C4-22

9

R ab

R az

C4-23

9

R ad

R az

C4-24

9

R ay

R az

C4-25

9

R am

R az

C4-26

9

R aa

R ae

C4-27

9

R ab

R ae

C4-28

9

R ad

R ae

C4-29

9

R ay

R ae

C4-30

9

R am

R ae

C4-31

9

R aa

R ao

C4-32

9

R ad

R ao

C4-33

9

R ae

R ao

C4-35

9

R aa

R ap

C4-36

9

R ad

R ap

C4-37

9

R ae

R ap

C4-39

9

R aa

R aq

C4-40

9

R ad

R aq

C4-41

9

R ae

R aq

C4-43

9

R aa

R ar

C4-44

9

R ad

R ar

C4-45

9

R ae

R ar

C4-47

9

R aa

R as

C4-48

9

R ad

R as

C4-49

9

R ae

R as

C4-51

9

R aa

R at

C4-52

9

R ad

R at

C4-53

9

R ae

R at

C4-55

9

R aa

R au

C4-56

9

R ad

R au

C4-57

9

R ae

R au

C4-59

9

R aa

R av

C4-60

9

R ad

R av

C4-61

9

R ae

R av

C4-63

9

R aa

R aw

C4-64

9

R ad

R aw

C4-65

9

R ae

R aw

C5-1

10

R aa

R aa

C5-2

10

R ab

R aa

C5-3

10

R ad

R aa

C5-4

10

R ay

R aa

C5-5

10

R am

R aa

C5-6

10

R aa

R ab

C5-7

10

R ab

R ab

C5-8

10

R ad

R ab

C5-9

10

R ay

R ab

C5-10

10

R am

R ab

C5-11

10

R aa

R ac

C5-12

10

R ab

R ac

C5-13

10

R ad

R ac

C5-14

10

R ay

R ac

C5-15

10

R am

R ac

C5-16

10

R aa

R ak

C5-17

10

R ab

R ak

C5-18

10

R ad

R ak

C5-19

10

R ay

R ak

C5-20

10

R am

R ak

C5-21

10

R aa

R an

C5-22

10

R ab

R an

C5-23

10

R ad

R an

C5-24

10

R ay

R an

C5-25

10

R am

R an

C5-26

10

R aa

R ae

C5-27

10

R ab

R ae

C5-28

10

R ad

R ae

C5-29

10

R ay

R ae

C5-30

10

R am

R ae

C5-31

10

R aa

R ao

C5-32

10

R ab

R ao

C5-33

10

R ak

R ao

C5-34

10

R an

R ao

C5-35

10

R aa

R ap

C5-36

10

R ab

R ap

C5-37

10

R ak

R ap

C5-38

10

R an

R ap

C5-39

10

R aa

R aq

C5-40

10

R ab

R aq

C5-41

10

R ak

R aq

C5-42

10

R an

R aq

C5-43

10

R aa

R ar

C5-44

10

R ab

R ar

C5-45

10

R ak

R ar

C5-46

10

R an

R ar

C5-47

10

R aa

R as

C5-48

10

R ab

R as

C5-49

10

R ak

R as

C5-50

10

R an

R as

C5-51

10

R aa

R at

C5-52

10

R ab

R at

C5-53

10

R ak

R at

C5-54

10

R an

R at

C5-55

10

R aa

R au

C5-56

10

R ab

R au

C5-57

10

R ak

R au

C5-58

10

R an

R au

C5-59

10

R aa

R av

C5-60

10

R ab

R av

C5-61

10

R ak

R av

C5-62

10

R an

R av

C5-63

10

R aa

R aw

C5-64

10

R ab

R aw

C5-65

10

R ak

R aw

C5-66

10

R an

R aw

C6-1

11

R aa

R aa

C6-2

11

R ac

R aa

C6-3

11

R ad

R aa

C6-4

11

R ay

R aa

C6-5

11

R am

R aa

C6-6

11

R aa

R ab

C6-7

11

R ac

R ab

C6-8

11

R ad

R ab

C6-9

11

R ay

R ab

C6-10

11

R am

R ab

C6-11

11

R aa

R ac

C6-12

11

R ac

R ac

C6-13

11

R ad

R ac

C6-14

11

R ay

R ac

C6-15

11

R am

R ac

C6-16

11

R aa

R ak

C6-17

11

R ac

R ak

C6-18

11

R ad

R ak

C6-19

11

R ay

R ak

C6-20

11

R am

R ak

C6-21

11

R aa

R az

C6-22

11

R ac

R az

C6-23

11

R ad

R az

C6-24

11

R ay

R az

C6-25

11

R am

R az

C6-26

11

R aa

R ae

C6-27

11

R ac

R ae

C6-28

11

R ad

R ae

C6-29

11

R ay

R ae

C6-30

11

R am

R ae

C6-31

11

R aa

R ao

C6-32

11

R ad

R ao

C6-33

11

R ae

R ao

C6-35

11

R aa

R ap

C6-36

11

R ad

R ap

C6-37

11

R ae

R ap

C6-39

11

R aa

R aq

C6-40

11

R ad

R aq

C6-41

11

R ae

R aq

C6-43

11

R aa

R ar

C6-44

11

R ad

R ar

C6-45

11

R ae

R ar

C6-47

11

R aa

R as

C6-48

11

R ad

R as

C6-49

11

R ae

R as

C6-51

11

R aa

R at

C6-52

11

R ad

R at

C6-53

11

R ae

R at

C6-55

11

R aa

R au

C6-56

11

R ad

R au

C6-57

11

R ae

R au

C6-59

11

R aa

R av

C6-60

11

R ad

R av

C6-61

11

R ae

R av

C6-63

11

R aa

R aw

C6-64

11

R ad

R aw

C6-65

11

R ae

R aw

wherein each of compounds C1-1 to C1-96, C2-1 to C2-54, C2-56 to C2-58, C2-60 to C2-62, C2-64 to C2-66, C2-68 to C2-70, C2-72 to C2-74, C2-76 to C2-78, C2-80 to C2-82, C2-84 to C2-86, C3-1 to C3-66, C4-1 to C4-33, C4-35 to C4-37, C4-39 to C4-41, C4-43 to C4-45, C4-47 to C4-49, C4-51 to C4-53, C4-55 to C4-57, C4-59 to C4-61, C4-63 to C4-65, C5-1 to C5-66, C6-1 to C6-33, C6-35 to C6-37, C6-39 to C6-41, C6-43 to C6-45, C6-47 to C6-49, C6-51 to C6-53, C6-55 to C6-57, C6-59 to C6-61 and C6-63 to C6-65 is represented by any one of formulas 7 to 11, and R and R 12 , each independently, are any one of the following R aa to R aw , R ay , R az and R ba to R bi :

Assignments (2)
CHANGE OF NAME Recorded Oct 17, 2024
From: ROHM & HAAS ELECTRONIC MATERIALS KOREA LTD
To: DUPONT SPECIALTY MATERIALS KOREA LTD
Reel/Frame 069185/0438 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 13, 2023
From: LEE, SU-HYUN; PARK, HYO-SOON; HAN, TAE-JUN; KIM, BITNARI
To: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Reel/Frame 063309/0451 →