Inventor
FREY GUIDO D
DE24 patents
⚠️ This page may combine multiple inventors who share the name “FREY GUIDO D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OXEA GMBH
14 patentsUS9018417B2Apr 28, 2015
Process for recovering aliphatic monocarboxylic acids from distillation
OXEA GMBH4 citations71
US8987527B2Mar 24, 2015
Process for obtaining trimethylolpropane-enriched product streams from the secondary streams of trimethylolpropane preparation
OXEA GMBH0 citations51
US9745236B2Aug 29, 2017
Method for recovering di-trimethylolpropane by distillation
OXEA GMBH1 citations50
US9388115B2Jul 12, 2016
Method for producing polyol esters
OXEA GMBH0 citations50
US9284253B2Mar 15, 2016
Method for producing polyol esters
OXEA GMBH0 citations50
US9434672B2Sep 6, 2016
Method for producing isononanoic acids from 2-ethyl hexanol
OXEA GMBH0 citations49
US9434675B2Sep 6, 2016
Method for producing isononanoic acid esters, starting from 2-ethyl hexanol
OXEA GMBH1 citations49
US9580573B2Feb 28, 2017
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
OXEA GMBH0 citations48
US9334225B2May 10, 2016
Vinyl esters of isononanoic acid starting from 2-ethyl hexanol, methods for the production thereof and use thereof
OXEA GMBH0 citations48
US9193844B2Nov 24, 2015
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
OXEA GMBH0 citations48
US10450254B2Oct 22, 2019
Method for the combined production of polyols in the presence of an inorganic base
OXEA GMBH0 citations47
US9714201B2Jul 25, 2017
Isononylamines from 2-ethylhexanol, processes for their preparation, and their use
OXEA GMBH0 citations47
US9045451B2Jun 2, 2015
Method for recovering di-trimethylolpropane and trimethylolpropane-enriched product streams from the side streams of trimethylolpropane production
OXEA GMBH0 citations40
US9115110B2Aug 25, 2015
Method for recovering di-trimethylolpropane and trimethylolpropane-enriched product streams from the side streams of trimethylolpropane production
OXEA GMBH0 citations35
FREY GUIDO D
4 patentsUS8158816B2Apr 17, 2012
Process for lightening the color of polyol esters
FREY GUIDO D6 citations70
US9006479B2Apr 14, 2015
Process for preparing polyol esters
FREY GUIDO D2 citations61
US8524938B2Sep 3, 2013
Process for lightening the color of polyol esters
FREY GUIDO D3 citations60
US8796486B2Aug 5, 2014
Process for aftertreating polyolesters
FREY GUIDO D1 citations44