Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193055 | Surfactant composition and preparation method therefor and application thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Zhiqin Shen +2 more | 2021-12-07 |
| 11186764 | Anionic-cationic-nonionic surfactant, production and use thereof | Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Zhiqin Shen +2 more | 2021-11-30 |