Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087081 | Process for producing high solids colloidal silica | Jane B. Wong Shing, Zhi Chen, Dennis L. MacDonald, Ronald S. Doles, Wen Bai | 2018-10-02 |
| 9975781 | Silica sols, method and apparatus for producing the same and use thereof in papermaking | Wen Bai, Jian Xu, Jia-Wun WU, Zhi Chen, Jian Shen +1 more | 2018-05-22 |
| 9017649 | Method of stabilizing silica-containing anionic microparticles in hard water | Bruce A. Keiser, Linda S. Strysik, David A. Grattan | 2015-04-28 |