Seung Il Choi

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Jeollanam-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Hybrid catalyst composition, preparation method therefor, and polyo...
- Patent number 11,267,917
- Issue date Mar 8, 2022
- Hanwha Chemical Corporation
- Ui Gab Joung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hybrid supported metallogen catalyst, method for preparing olefin p...
- Patent number 10,934,370
- Issue date Mar 2, 2021
- Hanwha Chemical Corporation
- Ah Ra Cho
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HYBRID CATALYST COMPOSITION, PREPARATION METHOD THEREFOR, AND POLYO...
- Publication number 20190135961
- Publication date May 9, 2019
- Hanwha Chemical Corporation
- Ui Gab Joung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYBRID SUPPORTED METALLOCEN CATALYST, METHOD FOR PREPARING OLEFIN P...
- Publication number 20190023816
- Publication date Jan 24, 2019
- Hanwha Chemical Corporation
- Ah Ra Cho
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...