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US 12,054,565 B2Granted
Polymer and organic light emitting device comprising the same
AssigneeLG Chem, Ltd.
InventorsEsder Kang, Jaesoon Bae, Jaechol Lee, Jiyeon Shin, Beomgoo Kang, Minseob Seo, Hyungil Park
Life of this patent
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Abstract
The present invention provides a novel polymer and an organic light emitting device including the same.
Claims18
A polymer including a repeating unit represented by the following Chemical Formula 1, a repeating unit represented by the following Chemical Formula 2, and a repeating unit represented by the following Chemical Formula 3:
- in Chemical Formula 1,
- R1 to R3 are each independently hydrogen, or a C1-10 alkyl,
- L1 is a substituted or unsubstituted C6-60 arylene;
- or a substituted or unsubstituted C2-60 heteroarylene containing one or more selected from the group consisting of N, O and S,
- L2 is a single bond;
- a substituted or unsubstituted C6-60 arylene;
- or a substituted or unsubstituted C2-60 heteroarylene containing one or more selected from the group consisting of N, O and S,
- Ar1 is a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing one or more selected from the group consisting of N, O and S,
- Ar2 and Ar3 are each independently a substituted or unsubstituted C1-60 alkoxy, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing one or more selected from the group consisting of N, O and S, and
- x is a molar ratio of the repeating unit of Chemical Formula 1,
- in Chemical Formula 2,
- R4 to R6 are each independently hydrogen, or a C1-10 alkyl,
- L3 is a single bond;
- a substituted or unsubstituted C6-60 arylene;
- (substituted or unsubstituted C6-60 arylene)—O—;
- (substituted or unsubstituted C6-60 arylene)-O—(substituted or unsubstituted C1-60 alkylene);
- or a substituted or unsubstituted C2-60 heteroarylene containing one or more selected from the group consisting of N, O and S, and
- y is a molar ratio of the repeating unit of Chemical Formula 2,
- in Chemical Formula 3,
- R7 to R9 are each independently hydrogen, or a C1-10 alkyl,
- L4 is a single bond;
- a substituted or unsubstituted C6-60 arylene;
- or a substituted or unsubstituted C2-60 heteroarylene containing one or more selected from the group consisting of N, O and S,
- Ar4 is a substituted or unsubstituted C3-60 cycloalkyl, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing one or more selected from the group consisting of N, O and S,
- Ar5 is hydrogen, or a substituted or unsubstituted C6-60 aryl, and
- z is a molar ratio of the repeating unit of Chemical Formula 3,
- n is an integer of 0 to 5.
24 more elements
Dependencies are inferred from the claim text.