US 12,187,823 B2
Ligand compound, transition metal compound, and catalyst composition including the same
Seul Ki Im, Daejeon (KR); Eun Ji Shin, Daejeon (KR); Seok Pil Sa, Daejeon (KR); Ki Soo Lee, Daejeon (KR); Bun Yeoul Lee, Daejeon (KR); Jun Won Baek, Daejeon (KR); and Hyun Ju Lee, Daejeon (KR)
Assigned to LG Chem, Ltd., Seoul (KR)
Appl. No. 17/419,886
Filed by LG Chem, Ltd., Seoul (KR)
PCT Filed Apr. 24, 2020, PCT No. PCT/KR2020/005437
§ 371(c)(1), (2) Date Jun. 30, 2021,
PCT Pub. No. WO2020/218874, PCT Pub. Date Oct. 29, 2020.
Claims priority of application No. 10-2019-0049172 (KR), filed on Apr. 26, 2019.
Prior Publication US 2022/0049031 A1, Feb. 17, 2022
Int. Cl. C08F 210/06 (2006.01); C07F 7/08 (2006.01)
CPC C08F 210/06 (2013.01) [C07F 7/0814 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A transition metal compound represented by the following Formula 1:

OG Complex Work Unit Chemistry
in Formula 1,
X is —Si(R1)(R2)(R3), or an aryl group of 6 to 20 carbon atoms, where any one among R1 to R3 or the aryl group of 6 to 20 carbon atoms is optionally combined with Hf to form a five-member ring,
R1 to R3 are each independently an alkyl group of 1 to 20 carbon atoms, a cycloalkyl group of 3 to 20 carbon atoms, an aryl group of 6 to 20 carbon atoms, an alkylaryl group of 7 to 20 carbon atoms, or an arylalkyl group of 7 to 20 carbon atoms,
R4 and R5 are each independently hydrogen, an alkyl group of 1 to 20 carbon atoms, an alkenyl group of 2 to 20 carbon atoms, an alkynyl group of 2 to 20 carbon atoms, a cycloalkyl group of 3 to 20 carbon atoms, an aryl group of 6 to 20 carbon atoms, an alkylaryl group of 7 to 20 carbon atoms, or an arylalkyl group of 7 to 20 carbon atoms,
R6 is hydrogen, an alkyl group of 1 to 20 carbon atoms, a cycloalkyl group of 3 to 20 carbon atoms, an aryl group of 6 to 20 carbon atoms, an alkylaryl group of 7 to 20 carbon atoms, or an arylalkyl group of 7 to 20 carbon atoms, where if X is an aryl group of 6 to 20 carbon atoms, R6 is hydrogen, a branched alkyl group of 3 to 20 carbon atoms, or an unsubstituted cycloalkyl group of 3 to 20 carbon atoms,
each Y is independently halogen, an alkyl group of 1 to 20 carbon atoms, an alkenyl group of 2 to 20 carbon atoms, an alkynyl group of 2 to 20 carbon atoms, a cycloalkyl group of 3 to 20 carbon atoms, an aryl group of 6 to 20 carbon atoms, an alkylaryl group of 7 to 20 carbon atoms, an arylalkyl group of 7 to 20 carbon atoms, a heteroaryl group of 5 to 20 carbon atoms, an alkoxy group of 1 to 20 carbon atoms, a substituted or unsubstituted aryloxy group of 5 to 20 carbon atoms, an alkylamino group of 1 to 20 carbon atoms, an arylamino group of 5 to 20 carbon atoms, an alkylthio group of 1 to 20 carbon atoms, an arylthio group of 5 to 20 carbon atoms, an alkylsilyl group of 1 to 20 carbon atoms, an arylsilyl group of 5 to 20 carbon atoms, a hydroxyl group, an amino group, a thio group, a silyl group, a cyano group, or a nitro group, and
n is an integer of 2 to 4.