Inventor
PARK JI-HAE
KR14 patents
⚠️ This page may combine multiple inventors who share the name “PARK JI-HAE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEE BUN-YEOUL
5 patentsUS8912352B2Dec 16, 2014
Group 4 metal compound containing thiophene-fused cyclopentadienyl ligand derived from tetraquinoline derivative and olefin polymerization using the same
LEE BUN-YEOUL4 citations71
US8889581B2Nov 18, 2014
Catalyst composition for olefin polymerization and preparation method for polyolefin using the same
LEE BUN-YEOUL4 citations69
US8916662B2Dec 23, 2014
Method for preparing olefin-diene copolymer using transition metal compound containing thiophene-fused cyclopentadienyl ligand
LEE BUN-YEOUL3 citations59
US8889804B2Nov 18, 2014
Method for preparing polypropylene using transition metal compound containing thiophene-fused cyclopentadienyl ligand
LEE BUN-YEOUL2 citations59
US9062025B2Jun 23, 2015
Supported catalyst for olefin polymerization and preparation method for polyolefin using the same
LEE BUN-YEOUL0 citations37
LOTTE CHEMICAL CORP
5 patentsUS9096575B2Aug 4, 2015
Group 4 metal compound containing thiophene-fused cyclopentadienyl ligand derived from tetraquinoline derivative and olefin polymerization using the same
LOTTE CHEMICAL CORP3 citations60
US10961389B2Mar 30, 2021
Biodegradable polymer resin composition and molded article thereof
LOTTE CHEMICAL CORP0 citations54
US9447234B2Sep 20, 2016
High molecular weight aliphatic polycarbonate copolymer and preparation method thereof
LOTTE CHEMICAL CORP0 citations50
US9475905B2Oct 25, 2016
High-molecular weight aliphatic polycarbonate prepared using base catalyst
LOTTE CHEMICAL CORP0 citations48
US10793671B2Oct 6, 2020
Aliphatic polycarbonate macropolyol and aliphatic polycarbonate-coaromatic polyester macropolyol
LOTTE CHEMICAL CORP0 citations38