Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8987387 | Interfacial polymer for rubber-silica network | Jong Yeop Lee, Jae Yun Kim, Han Baek Lee, Sang Chul Ji, Hyun Jong Paik +3 more | 2015-03-24 |
| 8552120 | Grafted and functionalized high 1,4-trans polybutadiene with aromatic organosulfur compound | Hoochae Kim, Seung Hwon Lee, Hwieon Park, Hyung Kyu Choi | 2013-10-08 |
| 8198378 | Aromatic organosulfur functionalized 1,4-cis polybutadiene | Pil Sung Kim, Seung Hwon Lee, Hyung Kyu Choi, Hyun Jin Kim | 2012-06-12 |
| 8133835 | Molecular weight controllable, high 1,4-trans polybutadiene catalyst system | Hwieon Park, Hoochae Kim, Seung Hwon Lee | 2012-03-13 |
| 7247695 | High 1,4-cis polybutadiene-polyurethane copolymer and preparation method thereof | Sam-Min Kim, Young-Chan Jang, Pil Sung Kim, Seung Hwon Lee, 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, Seung Hwon Lee | 2005-06-21 |
| 6586542 | Process for controlling degree of branch of high 1,4-cis polybutadiene | Young-Chan Jang, Pil Sung Kim, A-Ju Kim, Seung Hwon Lee | 2003-07-01 |
| 6562917 | Method for preparing polybutadiene having controlled molecular weight and high 1,4-cis content | Young-Chan Jang, Pil Sung Kim, A-Ju Kim, Seung Hwon Lee | 2003-05-13 |
| 6506865 | Monomeric neodymium carboxylate and its use in polymerization of conjugated diene | Seung Hwon Lee, Young-Chan Jang, A Ju Kim | 2003-01-14 |
| 6482930 | Monomeric neodymium carboxylate and its use in polymerization of conjugated diene | Seung Hwon Lee, 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, Seung Hwon Lee | 2002-09-17 |
| 6136931 | Process for preparing polybutadiene using catalyst with high activity | Young-Chan Jang, A Ju Kim, Seung Hwon Lee | 2000-10-24 |
| 6013746 | Process for controlling the molecular weight distribution of high 1,4-cis polybutadiene | Young-Chan Jang, Dong-Il Yoon, A-Ju Kim, Kyung-Nam Lim | 2000-01-11 |