Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11732089 | Highly heat-resistant and highly transparent polycarbonate ester, and preparation method therefor | Kwang Sei Oh, Ji Hoon Kim | 2023-08-22 |
| 10738150 | Highly heat-resistant and highly transparent polycarbonate ester, and preparation method therefor | Kwang Sei Oh, Ji Hoon Kim | 2020-08-11 |
| 9975991 | Highly heat-resistant and highly transparent polycarbonate ester, and preparation method therefor | Kwang Sei Oh, Ji Hoon Kim | 2018-05-22 |
| 9963543 | Highly heat-resistant and highly transparent polycarbonate ester, and preparation method therefor | Kwang Sei Oh, Ji Hoon Kim | 2018-05-08 |
| 9670323 | Method for separating volatile substances from material mixtures and device for producing polyarylene sulfides | Clifford Schaferskupper, Thomas Hille, Theodor Jurgens, Andre Schumann, Lars Gierszewski +2 more | 2017-06-06 |
| 9650515 | Polyarylene sulfide resin composition and a preparation method thereof | Byoung Gook Kang, Sung-Gi Kim, Se-Ho Lee | 2017-05-16 |
| 9567438 | Method for separating volatile substances from material mixtures and device for producing polyarylene sulfides | Clifford Schaferskupper, Thomas Hille, Theodor Jurgens, Andre Schumann, Lars Gierszewski +2 more | 2017-02-14 |
| 9562138 | Method for separating volatile substances from material mixtures and device for producing polyarylene sulfides | Clifford Schaferskupper, Thomas Hille, Theodor Jurgens, Andre Schumann, Lars Gierszewski +2 more | 2017-02-07 |
| 9546248 | Polyarylene sulfide having excellent processability and preparation method thereof | Kyu Tae Park, Sung-Gi Kim, Jae-Bong Lim, Se-Ho Lee | 2017-01-17 |
| 9422401 | Recyclable polyarylene sulfide and preparation method thereof | Sung-Gi Kim | 2016-08-23 |
| 9255183 | Polyarylene sulfide having reduced outgassing and preparation method thereof | Sung-Gi Kim, Jae-Bong Lim | 2016-02-09 |
| 9249263 | Recyclable polyarylene sulfide and preparation method thereof | Sung-Gi Kim | 2016-02-02 |
| 9163119 | Method for preparing polyarylene sulfide with reduced free iodine content | Yong-Jun Shin, Sung-Gi Kim, Jae-Bong Lim, Joon-Sang Cho | 2015-10-20 |
| 9138730 | Cation-exchanged zeolite catalyst and process for producing mono-iodo benzene through transiodination by using it | Yong-Jin Yi, Jae-Bong Lim, Han-Seok Kim, Yong Ki Park, Won Choon Choi +1 more | 2015-09-22 |
| 9108180 | Cation-exchanged zeolite catalyst and process for producing mono-iodo benzene through transiodination by using it | Yong-Jin Yi, Jae-Bong Lim, Han-Seok Kim, Yong Ki Park, Won Choon Choi +1 more | 2015-08-18 |
| 8957182 | Polyarylene sulfide resin with excellent luminosity and preparation method thereof | Young Rok Lee, Yong-Jun Shin, Jun-Sang Cho | 2015-02-17 |
| 8883960 | Polyarylene sulfide resin with excellent luminosity and preparation method thereof | Young Rok Lee, Yong-Jun Shin, Jun-Sang Cho | 2014-11-11 |
| 8859720 | Method for preparing polyarylene sulfide | Yong-Jun Shin, Jae-Bong Lim, Joon-Sang Cho, Sung-Gi Kim | 2014-10-14 |
| 8759478 | Method for preparing polyarylene sulfide having reduced iodine content | Yong-Jun Shin, Jae-Bong Lim, Sung-Gi Kim | 2014-06-24 |
| 8674148 | Manufacturing process for iodinated aromatic compounds | Han-Seok Kim, Jong-In Lee, Yoon Seo Lee | 2014-03-18 |
| 8614362 | Process for preparing iodinated aromatic compounds | Joong Ki LEE, Han-Seok Kim, Jae-Bong Lim | 2013-12-24 |
| 8309775 | Method of preparing iodinated aromatic compounds | Han-Seok Kim, Jae-Bong Lim | 2012-11-13 |
| 8242233 | Manufacturing process for poly (arylene sulphide) | Young Rok Lee, Jun-Sang Cho | 2012-08-14 |
| 8084654 | Manufacturing process for iodinated aromatic compounds | Han-Seok Kim, Jong-In Lee, Yoon Seo Lee | 2011-12-27 |
| 7906694 | Method of preparing mono-iodo benzene through transiodination | Han-Seok Kim, Jong-In Lee, Yong Ki Park, Won Choon Choi, Bu Sub Song | 2011-03-15 |