| 11434315 |
Propylene polymerizing solid catalyst for reducing VOC and method of producing polypropylene using same |
Young Joo Lee, Su Min Ko, Eun Il Kim |
2022-09-06 |
| 10808048 |
Process of manufacture of catalyst and propylene polymer that use this or copolymer for propylene polymerization |
Young Joo Lee, Su Min Ko, Eun Il Kim |
2020-10-20 |
| 9109056 |
Method of preparation of spherical support for olefin polymerization catalyst |
Eun Il Kim, Young Joo Lee, Hoe Chul Jung |
2015-08-18 |
| 9062135 |
Manufacturing method of solid catalyst for propylene polymerization |
Sang-Yull Kim, Eun Il Kim, Jin Woo Lee |
2015-06-23 |
| 9045572 |
Preparation method of solid catalyst for propylene polymerization and catalyst prepared thereby |
Sang-Yull Kim, Jin Woo Lee, Eun Il Kim |
2015-06-02 |
| 9034781 |
Solid catalyst for the polymerization of propylene, and method for preparing same |
Sang-Yull Kim, Jin Woo Lee, Eun Il Kim |
2015-05-19 |
| 8664142 |
Manufacturing method of solid catalyst for propylene polymerization |
Sang-Yull Kim, Eun Il Kim, Jin Woo Lee |
2014-03-04 |
| 8435913 |
Catalyst for polymerization of propylene and method for polymerization of propylene using the same |
Eun Il Kim, Young Joo Lee, Hoe Chul Jung |
2013-05-07 |
| 8394734 |
Solid catalyst for propylene polymerization and a method for preparation of polypropylene using the same |
Sang-Yull Kim, Jin Woo Lee, Eun Il Kim |
2013-03-12 |
| 7767614 |
Method for preparation of spherical support for olefin polymerization catalyst |
Eun Il Kim, Young Joo Lee, Hoe Chul Jung |
2010-08-03 |
| 7759272 |
Preparation method of catalyst for ethylene polymerization and copolymerization |
Jin-Kyu Ahn, Chun-Byung Yang, Jong Sik Kim |
2010-07-20 |
| 7619048 |
Method for producing propylene polymer using alkoxysilane compound containing trialkysilyl group in molecular structure |
Ho-Sik Chang, Young Joo Lee, Jin-Kyu Ahn |
2009-11-17 |
| 7244794 |
Method for producing propylene polymer having a very high melt-flowability |
Young Joo Lee, Jin-Kyu Ahn, Ho-Sik Chang |
2007-07-17 |