US 12,304,977 B2
Polymer, monomer, coating composition comprising same, organic light emitting device using same, and method for manufacturing organic light emitting device by using same
Min Suk Jung, Daejeon (KR); Jaesoon Bae, Daejeon (KR); Youngju Park, Daejeon (KR); Esder Kang, Daejeon (KR); Byeong Yun Lim, Daejeon (KR); Dowon Lim, Daejeon (KR); Jaechol Lee, Daejeon (KR); and Hyunju Choi, Daejeon (KR)
Assigned to LG Chem, Ltd., Seoul (KR)
Appl. No. 17/621,007
Filed by LG Chem, Ltd., Seoul (KR)
PCT Filed Sep. 18, 2020, PCT No. PCT/KR2020/012624
§ 371(c)(1), (2) Date Dec. 20, 2021,
PCT Pub. No. WO2021/054764, PCT Pub. Date Mar. 25, 2021.
Claims priority of application No. 10-2019-0115460 (KR), filed on Sep. 19, 2019; and application No. 10-2019-0119623 (KR), filed on Sep. 27, 2019.
Prior Publication US 2022/0389127 A1, Dec. 8, 2022
Int. Cl. C09D 125/18 (2006.01); C07C 211/54 (2006.01); C07D 209/82 (2006.01); C07D 307/91 (2006.01); C08F 12/32 (2006.01); H10K 71/00 (2023.01); H10K 85/10 (2023.01); H10K 85/60 (2023.01)
CPC C08F 12/32 (2013.01) [C07C 211/54 (2013.01); C07D 209/82 (2013.01); C07D 307/91 (2013.01); C09D 125/18 (2013.01); H10K 71/00 (2023.02); H10K 85/111 (2023.02); H10K 85/615 (2023.02); H10K 85/624 (2023.02); H10K 85/631 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02)] 18 Claims
 
1. A polymer comprising a unit represented by the following Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1,
L is a direct bond; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group;
a is an integer of 0 to 3, and when a is 2 or greater, Ls are the same as or different from each other;
Ar1 and Ar2 are the same as or different from each other, and each independently a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group;
R1 to R4, R4′ and R4″ are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a hydroxyl group; a cyano group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group;
R5 to R8 are the same as or different from each other, and each independently deuterium; a halogen group; a hydroxyl group; a cyano group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group;
r6 and r7 are the same as or different from each other, and each independently an integer of 0 to 3, and when r6 is 2 or 3, R6s are the same as or different from each other, and when r7 is 2 or 3, R7s are the same as or different from each other;
r5 and r8 are the same as or different from each other, and each independently an integer of 0 to 4, and when r5 is 2 to 4, R5s are the same as or different from each other, and when r8 is 2 to 4, R8s are the same as or different from each other; and
n is, as a repetition number of the unit, an integer of 2 to 10,000,
wherein the polymer is a homopolymer.