Inventor
PARK YOUNG-WHAN
KR16 patents
⚠️ This page may combine multiple inventors who share the name “PARK YOUNG-WHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG CHEMICAL LTD
12 patentsUS7244805B2Jul 17, 2007
Bimetallic zinc complex and process of producing polycarbonate using the same as polymerization catalyst
LG CHEMICAL LTD36 citations92
US7439378B2Oct 21, 2008
Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same
LG CHEMICAL LTD9 citations82
US7271277B2Sep 18, 2007
Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same
LG CHEMICAL LTD9 citations71
US9945991B2Apr 17, 2018
Light-scattering sheet, electronic device comprising same, and method for producing same
LG CHEMICAL LTD2 citations66
US7964680B2Jun 21, 2011
Method for polymerizing cyclic olefin having polar functional group, olefin polymer produced thereby, optical anisotropic film comprising the same, and catalyst composition for polymerizing the cyclic olefin
LG CHEMICAL LTD3 citations62
US7814713B2Oct 19, 2010
Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer
LG CHEMICAL LTD2 citations61
US7648937B2Jan 19, 2010
Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer
LG CHEMICAL LTD2 citations61
US7166731B2Jan 23, 2007
Method of preparing fulvene compounds and method of preparing ansa-metallocene compounds using the compounds
LG CHEMICAL LTD2 citations61
US7629481B2Dec 8, 2009
Ansa-metallocene compound, process of preparing the same, and process of preparing polyolefin using the same
LG CHEMICAL LTD2 citations60
US7863214B2Jan 4, 2011
Catalysts for polymerizing cyclic olefin
LG CHEMICAL LTD0 citations50
US7868105B2Jan 11, 2011
Polymerization methods using the catalysts
LG CHEMICAL LTD0 citations39
US7638653B2Dec 29, 2009
Method of preparing phosphonium compound for cyclic olefin polymerization
LG CHEMICAL LTD0 citations36