Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10501396 | Continuous production method for 2-methylene alkanals | Kurt Schalapski, Jan Henry Rahe, Christoph Balzarek, Gregor MEIER | 2019-12-10 |
| 10450254 | Method for the combined production of polyols in the presence of an inorganic base | Guido D. Frey, Melanie Bothe, William E. Slinkard | 2019-10-22 |
| 9896406 | Method for producing 2-methylbutyric acid having a reduced content of 3-methylbutyric acid from the secondary flows arising in the production of pentanoic acids | Jens Theuerkauf | 2018-02-20 |
| 9840454 | Method for obtaining polyol esters-enriched product streams from the side-streams in polyol ester production | Jens KUBITSCHKE, Thorsten Kreickmann, Jörg Arnold | 2017-12-12 |
| 9745236 | Method for recovering di-trimethylolpropane by distillation | Guido D. Frey, Norman Nowotny, Kurt Schalapski | 2017-08-29 |
| 9714201 | Isononylamines from 2-ethylhexanol, processes for their preparation, and their use | Jens Theuerkauf, Guido D. Frey, Matthias Eisenacher, Kristina Kockrick | 2017-07-25 |
| 9695100 | Method for the production of mixtures containing tertiary isononanoic acids based on 2-ethylhexanol | Kristina Kockrick, Leif Johnen | 2017-07-04 |
| 9676689 | Manufacture of methylolalkanes with augmented heat transfer and improved temperature control | Michael J. Stone, Howard W. Brooks, Donald K. Raff, Guido D. Frey, Norman Nowotny +4 more | 2017-06-13 |
| 9580573 | Mixtures containing trimellitic acid ester and polyether polyol ester as plasticizers, use of the mixtures for producing polymer compounds and PVC materials containing said mixtures | Guido D. Frey, Horst Lange, Jacco de Haas | 2017-02-28 |
| 9580378 | Method for post-treating polyol esters | Jens KUBITSCHKE, Thorsten Kreickmann, Jörg Arnold, Matthias Kramer | 2017-02-28 |
| 9517995 | Method for producing isomeric hexanoic acids from the subsidiary flows arising during the production of pentanals | Jens Theuerkauf | 2016-12-13 |
| 9517991 | Method for producing 2-methylbutanal from the secondary flows arising in the production of mixtures of isomeric alpha, beta-unsaturated decenals | Jens Theuerkauf | 2016-12-13 |
| 9434672 | Method for producing isononanoic acids from 2-ethyl hexanol | Guido D. Frey, Matthias Eisenacher, Kristina Kockrick | 2016-09-06 |
| 9434675 | Method for producing isononanoic acid esters, starting from 2-ethyl hexanol | Guido D. Frey, Matthias Eisenacher, Kristina Kockrick | 2016-09-06 |
| 9394218 | Manufacture of methylolalkanes | Donald K. Raff, Guido D. Frey, Norman Nowotny, Marcos L. Schroeder, Fred Gaytan +2 more | 2016-07-19 |
| 9388115 | Method for producing polyol esters | Guido D. Frey, Tonia Weber, Jörg Arnold, Thorsten Kreickmann | 2016-07-12 |
| 9353032 | Method for the production of neopentyl glycol | Matthias Eisenacher, Kurt Schalapski | 2016-05-31 |
| 9334225 | Vinyl esters of isononanoic acid starting from 2-ethyl hexanol, methods for the production thereof and use thereof | Leif Johnen, Guido D. Frey, Matthias Eisenacher, Kristina Kockrick | 2016-05-10 |
| 9315694 | Vinyl acetate/vinyl 3,5,5-trimethylhexanoate copolymer binder resins | Antonietta Schiro, Tito Zanetta, Christoph Balzarek, Olivier Borgmeier, Guido D. Frey +2 more | 2016-04-19 |
| 9284253 | Method for producing polyol esters | Guido D. Frey, Tonia Weber, Jörg Arnold, Thorsten Kreickmann | 2016-03-15 |
| 9193844 | Mixtures containing trimellitic acid ester and polyether polyol ester as plasticizers, use of the mixtures for producing polymer compounds and PVC materials containing said mixtures | Guido D. Frey, Horst Lange, Jacco de Haas | 2015-11-24 |
| 9174921 | Transvinylation as a first stage of coupling production of vinyl esters and acetic acid or propionic acid reaction products | Leif Johnen | 2015-11-03 |
| 9174922 | Method for producing vinyl esters | Leif Johnen, Kurt Schalapski, Norman Nowotny, Wolfgang Hofs, Sebastian Geisel | 2015-11-03 |
| 9133083 | Continuous method for the production of neopentyl glycol | Matthias Eisenacher, Kurt Schalapski, Peter Heymanns, Rainer Lukas | 2015-09-15 |
| 9115110 | Method for recovering di-trimethylolpropane and trimethylolpropane-enriched product streams from the side streams of trimethylolpropane production | Guido D. Frey, Kurt Schalapski, Dirk Bermann, Norman Nowotney, Donald K. Raff | 2015-08-25 |