US 11,952,450 B2
Compound for encapsulation film and composition thereof, and film, organic light-emitting device and encapsulation method
Enxin Yin, Changchun (CN); Xiaochen Jiang, Changchun (CN); Weiwei Duan, Changchun (CN); Zhe Yu, Changchun (CN); and Hui Wang, Changchun (CN)
Assigned to Jilin OLED Optical and Electronic Materials Co., Ltd., Changchun (CN)
Appl. No. 17/628,916
Filed by Jilin OLED Optical and Electronic Materials Co., Ltd., Changchun (CN)
PCT Filed Mar. 26, 2020, PCT No. PCT/CN2020/081276
§ 371(c)(1), (2) Date Jan. 21, 2022,
PCT Pub. No. WO2021/012700, PCT Pub. Date Jan. 28, 2021.
Claims priority of application No. 201910664282.8 (CN), filed on Jul. 23, 2019.
Prior Publication US 2022/0259352 A1, Aug. 18, 2022
Int. Cl. C08F 222/10 (2006.01); C07F 7/08 (2006.01); C09D 4/00 (2006.01); H10K 50/844 (2023.01); H10K 85/10 (2023.01); H10K 85/40 (2023.01)
CPC C08F 222/102 (2020.02) [C07F 7/081 (2013.01); C09D 4/00 (2013.01); H10K 85/151 (2023.02); H10K 85/40 (2023.02); H10K 50/8445 (2023.02)] 13 Claims
OG exemplary drawing
 
1. A compound for an encapsulation thin film, having a structure shown in chemical structural formula 1:

OG Complex Work Unit Chemistry
where
A is an alkylamino group having 6 to 12 carbons or an alkoxy-substituted or unsubstituted aromatic group;
R1 to R4 are same or different, and are alkyl groups having 1 to 6 carbons, or aromatic groups;
R5 and R6 are same or different alkyl groups having 2 to 6 carbons or groups comprising 1 to 6 alkyl groups and a vinyloxy group;
R7 and R8 are hydrogen or methyl;
n1 and n2 are same natural numbers;
n3 is 1; and
Y1 and Y2 are any one selected from the group consisting of the following chemical structural formulae 3 to 4:

OG Complex Work Unit Chemistry