Issued Patents 2022
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530279 | Broad molecular weight distribution polymer product from loop reactors with intentional thermal gradients | Yifeng Hong | 2022-12-20 |
| 11525041 | Process for producing polymers | Yifeng Hong, Anthony J. Dias, John R. Hagadorn | 2022-12-13 |
| 11492427 | Production of gradient copolymers using monomer and comonomer concentration gradients in a loop reactor | Yifeng Hong, Shanshan Zhang | 2022-11-08 |
| 11434309 | Controlling molecular weight distribution and chemical composition distribution of a polyolefin product | Yifeng Hong, Jun Shi | 2022-09-06 |
| 11384174 | Detection of polymer concentration in polymerization process using refractive index measurement | Yifeng Hong | 2022-07-12 |
| 11279775 | Polymerization using a spiral heat exchanger | Kevin W. Lawson, Peijun Jiang, Gabor Kiss | 2022-03-22 |
| 11254629 | Oligomerization reactor wash process using by-product solvent recovered using a thin film evaporator | Michael W. Weber, Larry L. Iaccino, Keith H. Kuechler, John S. Coleman | 2022-02-22 |
| 11213798 | Metallocene catalyst feed system for solution polymerization process | Vetkav R. Eswaran, Keith C. Gallow | 2022-01-04 |