The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 24, 2012
Filed:
Sep. 08, 2006
Klaus-diether Wiese, Haltern am See, DE;
Goetz Baumgarten, Haltern am See, DE;
Franz-felix Kuppinger, Marl, DE;
Oliver Moeller, Oer-Erkenschwick, DE;
Dagmara Ortmann, Brig-Glis, CH;
Cornelia Borgmann, Frankfurt, DE;
Wilfried Bueschken, Haltern am See, DE;
Klaus-Diether Wiese, Haltern am See, DE;
Goetz Baumgarten, Haltern am See, DE;
Franz-Felix Kuppinger, Marl, DE;
Oliver Moeller, Oer-Erkenschwick, DE;
Dagmara Ortmann, Brig-Glis, CH;
Cornelia Borgmann, Frankfurt, DE;
Wilfried Bueschken, Haltern am See, DE;
Evonik Oxenc GmbH, Marl, DE;
Abstract
Process for separating a dissolved complex catalyst of a metal of group 4, 5, 6, 7, 8, 9 or 10 of the Periodic Table of the Elements and/or any free organophosphorus ligand present from a nonaqueous hydroformylation reaction mixture which contains an aldehyde product and an organic solvent at least one membrane which is more permeable to the hydroformylation product than to the organophosphorus ligand, the separation being carried out under a carbon monoxide partial vapor pressure of more than 200 kPa.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile