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US 2012/0071615 A1Published application
Bi-Nuclear Metallocene Compound and the Preparation Method of Polyolefin Using the Same
AssigneeLG Chem, Ltd.
InventorsKyoung-Chan Lim, Ki-Soo Lee, Heon-Yong Kwon, Min-Seok Cho
Life of this patent
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Abstract
The present invention relates to a binuclear metallocene compound having a new structure that is able to offer various selectivities and activities for copolymers, a preparation method thereof, and a method for preparing a polyolefin using the binuclear metallocene compound.
Claims14
A compound represented by the following Chemical Formula 1:
- wherein Cp and Cp′ are the same as or different from each other, and each independently any one selected from the group consisting of cyclopentadienyl, indenyl, 4,5,6,7-tetrahydro-1-indenyl, and fluorenyl radicals, and they are substituted with hydrocarbons having 1 to 20 carbon atoms;
- Rs are the same as or different from each other, and each independently hydrogen, alkyl having 1 to 20 carbon atoms, cycloalkyl having 3 to 20 carbon atoms, alkoxy having 1 to 10 carbon atoms, aryl having 6 to 20 carbon atoms, aryloxy having 6 to 10 carbon atoms, alkenyl having 2 to 20 carbon atoms, alkylaryl having 7 to 40 carbon atoms, arylalkyl having 7 to 40 carbon atoms;
- arylalkenyl having 8 to 40 carbon atoms;
- or alkynyl having 2 to 10 carbon atoms;
- R1 and R2 are the same as or different from each other, and each independently hydrogen, alkyl having 1 to 20 carbon atoms, or halogen;
- and
- n and m are an integer of 1 to 4, respectively.
4 more elements
A binuclear metallocene compound represented by Chemical Formula 5:
- wherein Ms are the same as or different from each other, and each independently a Group 4 transition metal;
- Cp and Cp′ are the same as or different from each other, and each independently any one functional group selected from the group consisting of cyclopentadienyl, indenyl, 4,5,6,7-tetrahydro-1-indenyl, and fluorenyl, and they are substituted with hydrocarbons having 1 to 20 carbon atoms;
- Rs are the same as or different from each other, and each independently hydrogen, alkyl having 1 to 20 carbon atoms, cycloalkyl having 3 to 20 carbon atoms, alkoxy having 1 to 10 carbon atoms, aryl having 6 to 20 carbon atoms, aryloxy having 6 to 10 carbon atoms, alkenyl having 2 to 20 carbon atoms, alkylaryl having 7 to 40 carbon atoms, arylalkyl having 7 to 40 carbon atoms;
- arylalkenyl having 8 to 40 carbon atoms;
- or alkynyl having 2 to 10 carbon atoms;
- R1 and R2 are the same as or different from each other, and each independently hydrogen, alkyl having 1 to 20 carbon atoms or halogen;
- Qs are the same as or different from each other, and each independently a halogen atom;
- alkyl having 1 to 20 carbon atoms;
- alkenyl having 2 to 10 carbon atoms;
- alkylaryl having 7 to 40 carbon atoms;
- arylalkyl having 7 to 40 carbon atoms;
- aryl having 6 to 20 carbon atoms;
- substituted or unsubstituted alkylidene having 1 to 20 carbon atoms;
- a substituted or unsubstituted amino group;
- alkylalkoxy having 2 to 20 carbon atoms;
- or arylalkoxy having 7 to 40 carbon atoms;
- and
- n and m are an integer of 1 to 4, respectively.
15 more elements
Dependencies are inferred from the claim text.