US 11,655,264 B2
Metallocene compounds, and preparation and use thereof for synthesis of poly-alpha-olefins as lubricating base oil
Dongchu Wei, Jiaxing (CN); and Bing Li, Jiaxing (CN)
Filed by APALENE TECHNOLOGY CO., LTD. (JIAXING), Jiaxing (CN)
Filed on May 9, 2018, as Appl. No. 15/932,858.
Application 15/932,858 is a continuation in part of application No. PCT/CN2016/000227, filed on Apr. 27, 2016.
Claims priority of application No. 201510830726.2 (CN), filed on Nov. 25, 2015; and application No. 201610044896.2 (CN), filed on Jan. 22, 2016.
Prior Publication US 2018/0258112 A1, Sep. 13, 2018
Int. Cl. C07F 7/00 (2006.01); C07F 7/28 (2006.01); C08F 10/00 (2006.01); C08F 4/6592 (2006.01); C07F 17/00 (2006.01); C10M 107/10 (2006.01); C07F 7/08 (2006.01); C07F 7/10 (2006.01); C08F 4/659 (2006.01); C10N 20/02 (2006.01); C10N 20/00 (2006.01); C10N 70/00 (2006.01); C08F 10/14 (2006.01)
CPC C07F 7/28 (2013.01) [C07F 7/00 (2013.01); C07F 7/0803 (2013.01); C07F 7/10 (2013.01); C07F 17/00 (2013.01); C08F 4/6592 (2013.01); C08F 10/00 (2013.01); C10M 107/10 (2013.01); C08F 4/65908 (2013.01); C08F 4/65912 (2013.01); C08F 10/14 (2013.01); C08F 2420/02 (2013.01); C10M 2205/0285 (2013.01); C10N 2020/011 (2020.05); C10N 2020/02 (2013.01); C10N 2070/00 (2013.01)] 4 Claims
 
1. A metallocene compound, comprising a substituted aryl group, a bridged atom, a 3-mono-substituted or 3,6-disubstituted 5H-indeno [1,2-b] pyridyl group or 3 mono-substituted or 3,6-disubstituted 5H-indeno [1,2-b] thiopyranyl group, and a metal coordination group, and the catalyst has a formula of:

OG Complex Work Unit Chemistry
wherein:
the aryl group is

OG Complex Work Unit Chemistry
X is nitrogen or sulfur;
Y is silicon or carbon as a bridging atom;
R1 is fluorine or hydrogen on cyclopentadienyl group;
R2 is fluorine or hydrogen on benzothiophenyl group;
R3 is fluorine or hydrogen on indoly group;
R4 is a substituent on a bridge, being a cyclohexyl, cyclopentyl, or cyclobutyl when bridging atom is silicon, and being 1,3,5-trisubstituted or mono-substituted or di-substituted phenyl when the bridging atom is carbon;
R5 is halogen, or a straight-chain or branched alkyl with 2 to 24 carbon atoms on 3-mono-substituted or 3,6-disubstituted 5H-indeno [1,2-b] pyridyl or 3-mono-substituted or 3,6-disubstituted 5H-indeno [1,2-b] thiopyranyl;
M is metal of zirconium, hafnium or titanium;
L is a halogen as a ligand coordinated to metal.