Rai Ha LEE

Follow

Person

Suwon-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Supported catalyst for propylene polymerization and method for prod...
- Patent number 12,139,566
- Issue date Nov 12, 2024
- Lotte Chemical Corporation
- Joon Keun Min
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing high-melt-strength polypropylene resin
- Patent number 11,639,435
- Issue date May 2, 2023
- Lotte Chemical Corporation
- Hyun Yul Woo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyolefin catalyst and method for preparing polyolefin using same
- Patent number 11,312,796
- Issue date Apr 26, 2022
- Lotte Chemical Corporation
- Joon Keun Min
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Propylene-diene copolymer resin having excellent melt tension
- Patent number 10,875,951
- Issue date Dec 29, 2020
- Lotte Chemical Corporation
- Byung Hun Chae
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
SUPPORTED CATALYST FOR PROPYLENE POLYMERIZATION AND METHOD FOR PROD...
- Publication number 20220010044
- Publication date Jan 13, 2022
- LOTTE CHEMICAL CORPORATION
- Joon Keun Min
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SUPPORTED CATALYST FOR OLEFIN POLYMERIZATION, AND METHOD FOR PREPAR...
- Publication number 20220002448
- Publication date Jan 6, 2022
- LOTTE CHEMICAL CORPORATION
- Joon Keun Min
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYOLEFIN CATALYST AND METHOD FOR PREPARING POLYOLEFIN USING SAME
- Publication number 20210317239
- Publication date Oct 14, 2021
- LOTTE CHEMICAL CORPORATION
- Joon Keun Min
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PREPARING HIGH-MELT-STRENGTH POLYPROPYLENE RESIN
- Publication number 20210163725
- Publication date Jun 3, 2021
- LOTTE CHEMICAL CORPORATION
- Hyun Yul Woo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROPYLENE-DIENE COPOLYMER RESIN HAVING EXCELLENT MELT TENSION
- Publication number 20190119427
- Publication date Apr 25, 2019
- LOTTE CHEMICAL CORPORATION
- Byung Hun CHAE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...