Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9771453 | Process of producing polycarbonate by copolymerization of carbon dioxide and epoxide using the same as catalyst | Myungahn Ok, Jisu Jeong, BunYeoul Lee, Sujith S., Jaeki Min +1 more | 2017-09-26 |
| 9371420 | Flame-retarding carbon dioxide/epoxide copolymer and method for preparing the same | Jisu Jeong, SungJae Na, Sujith Sudevan, Myungahn Ok, YongGyu Han +3 more | 2016-06-21 |
| 9284407 | Preparation of poly(alkylene carbonate) containing cross-linked high molecular weight chains | Ji Su Jeong, Sung Jae Na, Sujith Sudevan, Myung Ahn Ok, Yong Gyu Han +2 more | 2016-03-15 |
| 9217057 | Coordination complexes for producing polycarbonate by copolymerization of carbon dioxide and epoxide using the same as catalyst | Myungahn Ok, Jisu Jeong, BunYeoul Lee, Sujith S., Jaeki Min +1 more | 2015-12-22 |
| 9023979 | Precise control of molecular weight and chain shape control in carbon dioxide/epoxide alternating copolymerization and preparation of low molecular weight poly(alkylene carbonate) thereby | Jisu Jeong, SungJae Na, Sujith Sudevan, Myungahn Ok, Young Gyu Han +2 more | 2015-05-05 |
| 8912307 | Flame-retarding carbon dioxide/epoxide copolymer and method for preparing the same | Jisu Jeong, SungJae Na, Sujith Sudevan, Myungahn Ok, YongGyu Han +3 more | 2014-12-16 |
| 8791274 | Coordination complexes and process of producing polycarbonate by copolymerization of carbon dioxide and epoxide using the same as catalyst | Myungahn Ok, Jisu Jeong, BunYeoul Lee, S. Sujith, Jaeki Min +1 more | 2014-07-29 |
| 8785592 | Preparation of poly(alkylene carbonate) containing cross-linked high molecular weight chains | Ji Su Jeong, Sung Jae Na, Sujith Sudevan, Myung Ahn Ok, Yong Gyu Han +2 more | 2014-07-22 |
| 8642721 | Coordination complexes and process of producing polycarbonate by copolymerization of carbon dioxide and epoxide using the same catalyst | Myungahn Ok, Jisu Jeong, BunYeoul Lee, Sujith S., Jaeki Min +1 more | 2014-02-04 |
| 8637634 | Block and graft copolymers of poly(alkylene carbonate) and various polymers | Jisu Jeong, SungJae Na, Sujith Sudevan, Myungahn Ok, YongGyu Han +3 more | 2014-01-28 |
| 8530616 | Precise control of molecular weight and chain shape control in carbon dioxide/epoxide alternating copolymerization and preparation of low molecular weight poly(alkylene carbonate) thereby | Jisu Jeong, SungJae Na, Sujith Sudevan, Myungahn Ok, YoungGyu Han +2 more | 2013-09-10 |
| 8507733 | Coordination complexes and process of producing polycarbonate by copolymerization of carbon dioxide and epoxide using the same as catalyst | Myungahn Ok, Jisu Jeong, BunYeoul Lee, Sujith S., Jaeki Min +1 more | 2013-08-13 |