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. 04, 2000
Filed:
Jul. 22, 1998
Birgit Driessen-Holscher, Aachen, DE;
Wilhelm Keim, Aachen, DE;
Thomas Prinz, Aachen, DE;
Hans-Joachim Traenckner, Bergisch Gladbach, DE;
Jorg-Dietrich Jentsch, Mulheim a.d.Ruhr, DE;
Bayer Aktiengesellschaft, Leverkusen, DE;
Abstract
In a process for the telomerization of dienes with nucleophiles in a liquid two-phase system, use is made as catalysts of complexes comprising a transition metal as central atom and at least one tris-(hydroxyalkyl)-phosphine or -phosphine oxide as ligand. The use as catalysts of compounds comprising a transition metal as central atom and at least one tris-(hydroxy-C.sub.2 -C.sub.5 -alkyl)-phosphine or -phosphine oxide as ligand, new compounds of this type and aqueous solutions of such compounds are likewise described.