Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11407842 | Method for controlled preparation of low molecular weight cellulose ether | Joseph L Weir | 2022-08-09 |
| 11312789 | Size reduction of ethylcellulose polymer particles | Jorg Theuerkauf, Peter E. Pierini, Christopher J. Tucker | 2022-04-26 |
| 10214594 | Water-soluble esterified cellulose ethers having a low degree of neutralization | Oliver Petermann, Matthias Knarr | 2019-02-26 |
| 10196461 | Efficient process for preparing an ester of a cellulose ether | Oliver Petermann, Matthias Sprehe | 2019-02-05 |
| 9655376 | Process for preparing an oleogel | Roja Ergun, David L. Malotky | 2017-05-23 |
| 9617351 | Esterified cellulose ethers of very low viscosity | Oliver Petermann, Meinolf Brackhagen | 2017-04-11 |
| 9587037 | Process for recovering an esterified cellulose ether from a reaction product mixture | Oliver Petermann, Matthias Sprehe, Robert T. Nilsson | 2017-03-07 |
| 9453081 | Process of preparing an ester of a cellulose ether | Matthias Sprehe, Oliver Petermann | 2016-09-27 |
| 7199193 | Polyethylene glycol compounds and process of making | Edward D. Daugs | 2007-04-03 |