Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365790 | Method of producing vinyl chloride-based polymer composite | Heung Kwon Bae, Seong Yong Ahn, Kun Ji Kim, Hyun Kyou Ha | 2025-07-22 |
| 12359006 | Composition for polymerizing vinyl chloride-based polymer and method for preparing vinyl chloride-based polymer using same | Heung Kwon Bae, Hyun Min Lee, Kyung Seog Youk, Joong Chul Lim, Jung Rae Lee | 2025-07-15 |
| 12331139 | Method of preparing vinyl chloride-based polymer composite | Kun Ji Kim, Seong Yong Ahn, Heung Kwon Bae, Hyun Kyou Ha | 2025-06-17 |
| 12129318 | Method for preparing vinyl chloride-based polymer | Kun Ji Kim, Seong Yong Ahn, Heung Kwon Bae, Dae Woo Lee, Hyun Kyou Ha | 2024-10-29 |
| 12037442 | Post-treatment method of vinyl chloride-based polymer and closed post-treatment system for the same | Heung Kwon Bae, Hyun Min Lee, Kyung Seog Youk, Joong Chul Lim, Jung Rae Lee | 2024-07-16 |
| 12006392 | Post-processing apparatus | Young Man Song, Hyeong-Joon Kim, Hyun Min Lee | 2024-06-11 |
| 11505629 | Vinyl chloride polymer and production method thereof | Seong Yong Ahn, Kun Ji Kim, Jin Hyuck Ju, Hyun Kyou Ha | 2022-11-22 |
| 11325998 | Method for preparing vinyl chloride-based polymer and vinyl chloride-based polymer prepared therefrom | Seong Yong Ahn, Kun Ji Kim, Hyun Kyou Ha | 2022-05-10 |
| 11186658 | Vinyl chloride-based polymer and preparation method thereof | Seong Yong Ahn, Kun Ji Kim | 2021-11-30 |
| 11149130 | Method of preparing vinyl chloride-based polymer composite, vinyl chloride-based polymer composite, and vinyl chloride-based polymer composite composition | Seong Yong Ahn, Kun Ji Kim, Hyun Kyou Ha, Seong Jae Shin | 2021-10-19 |
| 10766976 | Method of preparing vinyl chloride-based polymer | Seong Yong Ahn, Kun Ji Kim, Hyun Kyou Ha | 2020-09-08 |
| 10696760 | Method of preparing vinyl chloride-based polymer, vinyl chloride-based polymer, and vinyl chloride-based polymer composition | Seong Yong Ahn, Kun Ji Kim, Hyun Kyou Ha, Seong Jae Shin | 2020-06-30 |
| 10626208 | Vinyl chloride-based copolymer, method for preparing the same, and thermoplastic resin composition containing the same | Kun Ji Kim, Seong Yong Ahn | 2020-04-21 |
| 10577441 | Method of preparing vinyl chloride-based polymer and apparatus for preparing vinyl chloride-based polymer | Kun Ji Kim, Seong Yong Ahn, Hyun Kyou Ha | 2020-03-03 |
| 10407569 | Chloroethylene-based nanocomposite composition and method of preparing the same | Seong Yong Ahn, Kun Ji Kim, Kyung-Hyun Kim | 2019-09-10 |
| 10336847 | Vinyl chloride-based polymer, method for preparing the same, and thermoplastic resin composition containing the same | Seong Yong Ahn, Kun Ji Ki, Seong Jae Shin | 2019-07-02 |
| 10287377 | Method of preparing vinyl chloride-based copolymer and vinyl chloride-based copolymer prepared thereby | Seong Yong Ahn, Kun Ji Kim, Bhom Ri Kim | 2019-05-14 |
| 10138311 | Vinyl-based polymer and method of preparing the same | Seong Yong Ahn, Kun Ji Kim | 2018-11-27 |
| 10047180 | Vinyl-based thermoplastic resin composition, method for manufacturing thereof and vinyl-based thermoplastic resin manufactured therefrom | Seong Yong Ahn, Kun Ji Kim, Kyung-Hyun Kim | 2018-08-14 |
| 9434833 | Bulk PVC composition, bulk PVC polymerization method and apparatus | Dong Kwon Lee, Kwang Hyon Kim, Bo-Hee Park, Jin Hyuck Ju | 2016-09-06 |