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Ra Yun CHOI
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Daejeon, KR
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Patents Grants
last 30 patents
Information
Patent Grant
High-stiffness and energy-reducing polypropylene for foaming
Patent number
10,889,667
Issue date
Jan 12, 2021
LG Chem, Ltd.
Jin Hyun Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition metal compound, catalyst composition comprising same, an...
Patent number
10,280,238
Issue date
May 7, 2019
LG Chem, Ltd.
Byung Seok Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Metallocene catalyst for preparing a high molecular weight polyolef...
Patent number
9,884,926
Issue date
Feb 6, 2018
LG Chem, Ltd.
Hee Kwang Park
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation method of a polypropylene and a polypropylene obtained...
Patent number
9,771,441
Issue date
Sep 26, 2017
LG Chem, Ltd.
Ji Ho Choi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation method of a propylene-1-butene copolymer and a propylen...
Patent number
9,587,053
Issue date
Mar 7, 2017
LG Chem, Ltd.
Kyung Seop Noh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
HIGH-STIFFNESS AND ENERGY-REDUCING POLYPROPYLENE FOR FOAMING
Publication number
20180223013
Publication date
Aug 9, 2018
LG CHEM, LTD.
Jin Hyun PARK
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TRANSITION METAL COMPOUND, CATALYST COMPOSITION COMPRISING SAME, AN...
Publication number
20180105616
Publication date
Apr 19, 2018
LG CHEM Ltd.
Byung Seok KIM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
A METALLOCENE CATALYST FOR PREPARING A HIGH MOLECULAR WEIGHT POLYOL...
Publication number
20160340451
Publication date
Nov 24, 2016
LG CHEM, LTD.
Hee Kwang PARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PREPARATION METHOD OF A PROPYLENE-1-BUTENE COPOLYMER AND A PROPYLEN...
Publication number
20160251460
Publication date
Sep 1, 2016
LG CHEM, LTD.
Kyung Seop NOH
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
A PREPARATION METHOD OF A POLYPROPYLENE AND A POLYPROPYLENE OBTAINE...
Publication number
20160208028
Publication date
Jul 21, 2016
LG CHEM, LTD.
Ji Ho CHOI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...