US 12,221,499 B2
Catalyst for olefin polymerization and polyolefin prepared using the same
Yujeong Jeong, Daejeon (KR); Ahreum Kim, Daejeon (KR); Junho Seo, Daejeon (KR); and Munhee Lee, Daejeon (KR)
Assigned to HANWHA SOLUTIONS CORPORATION, Seoul (KR)
Appl. No. 17/415,581
Filed by HANWHA SOLUTIONS CORPORATION, Seoul (KR)
PCT Filed Dec. 10, 2019, PCT No. PCT/KR2019/017335
§ 371(c)(1), (2) Date Jun. 17, 2021,
PCT Pub. No. WO2020/130452, PCT Pub. Date Jun. 25, 2020.
Claims priority of application No. 10-2018-0163922 (KR), filed on Dec. 18, 2018.
Prior Publication US 2022/0064344 A1, Mar. 3, 2022
Int. Cl. C08F 4/6592 (2006.01); C08F 4/643 (2006.01); C08F 4/659 (2006.01); C08F 210/16 (2006.01); C08J 5/18 (2006.01)
CPC C08F 210/16 (2013.01) [C08F 4/65904 (2013.01); C08F 4/65908 (2013.01); C08F 4/65925 (2013.01); C08F 4/65927 (2013.01); C08J 5/18 (2013.01); C08J 2323/08 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A catalyst for olefin polymerization, which comprises a first transition metal compound represented by Formula A and a second transition metal compound represented by Formula B:

OG Complex Work Unit Chemistry
in Formulae A and B,
n is an integer of 0 to 3,
is 2,
m and l are each an integer of 0 to 4,
M is titanium (Ti), zirconium (Zr), or hafnium (Hf),
X is each independently halogen, C1-20 alkyl, C2-20 alkenyl, C2-20 alkynyl, C6-20 aryl, C1-20 alkyl C6-20 aryl, C6-20 aryl C1-20 alkyl, C1-20 alkylamido, C6-20 arylamido, or C1-20 alkylidene,
Q is carbon (C), silicon (Si), germanium (Ge), or tin (Sn),
R1, and R3 to R5 are each independently substituted or unsubstituted C1-20 alkyl, substituted or unsubstituted C2-20 alkenyl, substituted or unsubstituted C6-20 aryl, substituted or unsubstituted C1-20 alkyl C6-20 aryl, substituted or unsubstituted C6-20 aryl C1-20 alkyl, or that R1 and R2 are optionally is linked to adjacent groups to form a substituted or unsubstituted unsaturated C4-20 ring and
R6 and R7 are each independently substituted or unsubstituted C1-20 alkyl, substituted or unsubstituted C2-20 alkenyl, substituted or unsubstituted C6-20 aryl, substituted or unsubstituted C1-20 alkyl C6-20 aryl, substituted or unsubstituted C6-20 aryl C1-20 alkyl, provided that at least one of R6 and R7 is substituted or unsubstituted C1-20 alkyl,
wherein olefin polymer prepared from the catalyst has a molecular weight distribution represented as a polydispersity index (Mw/Mn) of 2.0 to 5.5.