US 11,987,665 B2
Polymer and organic light emitting device comprising same
Seog Jae Seo, Daejeon (KR); Jaesoon Bae, Daejeon (KR); Esder Kang, Daejeon (KR); Daeho Kim, Daejeon (KR); Keunsoo Lee, Daejeon (KR); Beomgoo Kang, Daejeon (KR); Min Suk Jung, Daejeon (KR); and Jaechol Lee, Daejeon (KR)
Assigned to LG Chem, Ltd., Seoul (KR)
Filed by LG Chem, Ltd., Seoul (KR)
Filed on Mar. 16, 2021, as Appl. No. 17/203,143.
Application 17/203,143 is a continuation in part of application No. PCT/KR2019/014282, filed on Oct. 28, 2019.
Claims priority of application No. 10-2018-0139332 (KR), filed on Nov. 13, 2018.
Prior Publication US 2021/0206909 A1, Jul. 8, 2021
Int. Cl. C08G 61/04 (2006.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 85/10 (2023.01)
CPC C08G 61/04 (2013.01) [H10K 85/111 (2023.02); C08G 2261/11 (2013.01); C08G 2261/1414 (2013.01); C08G 2261/142 (2013.01); C08G 2261/143 (2013.01); C08G 2261/146 (2013.01); C08G 2261/3241 (2013.01); C08G 2261/512 (2013.01); C08G 2261/514 (2013.01); C08G 2261/52 (2013.01); C08G 2261/95 (2013.01); H10K 50/15 (2023.02); H10K 50/16 (2023.02)] 12 Claims
OG exemplary drawing
 
1. A polymer comprising a repeating unit represented by the following Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1,
L1 is C4H8—, —C5H10—, —C6H12—, —OC4H8—, —OC5H10—, —OC6H12—, —(OC2H4)2—, —(OC2H4)3—, —O(C2H4)O(C3H6)O(C2H4)—, —C4F8—, —C5F10—, —C6F12—, —OC4F8—, —OC5F10—, —OC6F12—, —(OC2F4)2— or —(OC2F4)3—,
L2 is a single bond or a substituted or unsubstituted C6-60 arylene,
each Ar1 is independently hydrogen, C1-10 alkyl, or a substituted or unsubstituted C6-60 aryl,
Ar2 and Ar3 are each independently a substituted or unsubstituted C6-60 aryl,
R1, R2 and R3 are each independently hydrogen or C1-10 alkyl,
each R4 is independently hydrogen or halogen,
R5 and R6 are hydrogen or are linked together to form a single bond,
R7 and R8 are hydrogen or are linked together to form a single bond, with the proviso that the case where both R5 and R6, and R7 and R8 are linked together to form a single bond is excluded,
o is an integer from 0 to 4,
p is an integer from 0 to 4, and
n is 0 or 1.