Dieter Hess, Marl DE
Dieter Hess, Marl DE
Patent application number | Description | Published |
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20090163687 | PROCESS FOR PREPARING 3-METHYLBUT-1-ENE - The present invention relates to the preparation of 3-methylbut-1-ene from a hydrocarbon stream I comprising isobutene by feeding a hydrocarbon stream II which comprises at least 70% by mass of isobutene in relation to the olefins present in the hydrocarbon stream and which has been obtained from hydrocarbon stream I or is identical to it to a process step for hydroformylation in which isobutene is hydroformylated in the presence of a rhodium catalyst, hydrogenating the aldehyde obtained from the hydroformylation of isobutene to the corresponding alcohol and preparing 3-methylbut-1-ene by water elimination from the alcohol. | 06-25-2009 |
20090292146 | CATALYST PRECURSOR FOR AN Rh COMPLEX CATALYST - The present invention relates to the preparation and use of stable catalyst precursors of rhodium complex catalysts. | 11-26-2009 |
20100036143 | BISPHOSPHITE LIGANDS FOR HYDROFORMYLATION CATALYZED BY TRANSITION METALS - The invention relates to a bisphosphite of the formula I | 02-11-2010 |
20100137623 | STABLE CATALYST PRECURSOR OF RH COMPLEX CATALYSTS - The present invention relates to the preparation and use of stable catalyst precursors of rhodium complex catalysts. | 06-03-2010 |
20110071321 | METHOD FOR SEPERATING 1-BUTENE FROM C4-CONTAINING HYDROCARBON STREAMS BY HYDROFORMYLATION - The invention relates to a method for separating 1-butene from C | 03-24-2011 |
20120197025 | ORGANOPHOSPHORUS COMPOUNDS BASED ON TETRAPHENOL (TP)-SUBSTITUTED STRUCTURES - The invention relates to the synthesis of tetraphenol-substituted structures, in particular meta-substituted xylenes. Said tetraphenol-type structures are reacted to obtain organic phosphorus compounds, in particular organophosphites. The invention further relates to the production of catalytically active compositions which contain transition metals in addition to the aforementioned organic phosphorus compounds. According to another subject matter of the invention, said catalytically active compositions are used in chemical reactions with small molecules, e.g. HCN, CO, hydrogen, and amines. | 08-02-2012 |
20130158282 | POLYHEDRAL OLIGOMERIC SILSESQUIOXANE (POSS) BONDED LIGANDS AND THE USE THEREOF - The present invention relates to POSS-modified ligands and to the use thereof in catalytically effective compositions in hydroformylation. | 06-20-2013 |
20140309423 | NOVEL ORGANOPHOSPHORUS COMPOUNDS BASED ON ANTHRACENETRIOL - The subject matter of the present invention is a plurality of products and the use thereof as a catalytically active composition in a method for producing aldehydes. | 10-16-2014 |
20140309435 | PROCESS FOR PREPARING ESTERS FROM FORMATES AND OLEFINICALLY UNSATURATED COMPOUNDS - The invention provides a process for preparing esters from formates and olefinically unsaturated compounds with catalysts based on palladium compounds. In addition, the invention discloses a polyphasic reaction mixture and nonyl methyl ester mixtures prepared by the process according to the invention. | 10-16-2014 |
20150018576 | METHOD AND DEVICE FOR THE HYDROFORMYLATION OF ISOBUTENE AND FOR THE SEPARATION OF THE PRODUCT MIXTURE - The invention relates to a method for producing a product mixture ( | 01-15-2015 |