Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404359 | Rubber polymer, method for preparing thereof, and rubber composition comprising the same | Han Baek Lee, Hoo-Chae Kim, Seung-Hyun Do, Daejune JOE | 2025-09-02 |
| 8552120 | Grafted and functionalized high 1,4-trans polybutadiene with aromatic organosulfur compound | Gwang Hoon Kwag, Hoochae Kim, Hwieon Park, Hyung Kyu Choi | 2013-10-08 |
| 8198378 | Aromatic organosulfur functionalized 1,4-cis polybutadiene | Gwang Hoon Kwag, Pil Sung Kim, Hyung Kyu Choi, Hyun Jin Kim | 2012-06-12 |
| 8133835 | Molecular weight controllable, high 1,4-trans polybutadiene catalyst system | Hwieon Park, Gwang Hoon Kwag, Hoochae Kim | 2012-03-13 |
| 7247695 | High 1,4-cis polybutadiene-polyurethane copolymer and preparation method thereof | Gwang Hoon Kwag, Sam-Min Kim, Young-Chan Jang, Pil Sung Kim, Seung Hwa Lee +1 more | 2007-07-24 |
| 6908975 | Method for preparing high 1,4-cis polybutadiene having controlled cold flow | Young-Chan Jang, Pil Sung Kim, Shin Han, Gwang Hoon Kwag | 2005-06-21 |
| 6586542 | Process for controlling degree of branch of high 1,4-cis polybutadiene | Young-Chan Jang, Pil Sung Kim, Gwang Hoon Kwag, A-Ju Kim | 2003-07-01 |
| 6562917 | Method for preparing polybutadiene having controlled molecular weight and high 1,4-cis content | Young-Chan Jang, Pil Sung Kim, Gwang Hoon Kwag, A-Ju Kim | 2003-05-13 |
| 6506865 | Monomeric neodymium carboxylate and its use in polymerization of conjugated diene | Gwang Hoon Kwag, Young-Chan Jang, A Ju Kim | 2003-01-14 |
| 6482930 | Monomeric neodymium carboxylate and its use in polymerization of conjugated diene | Gwang Hoon Kwag, Young-Chan Jang, A Ju Kim | 2002-11-19 |
| 6451934 | Process for preparation of high 1,4-CIS polybutadiene | Young-Chan Jang, A Ju Kim, Gwang Hoon Kwag | 2002-09-17 |
| 6136931 | Process for preparing polybutadiene using catalyst with high activity | Young-Chan Jang, Gwang Hoon Kwag, A Ju Kim | 2000-10-24 |