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:
Nov. 17, 2015
Filed:
Aug. 02, 2012
Applicants:
Oliver Thomas, Marburg, DE;
Jörg Sundermeyer, Marburg, DE;
Inventors:
Oliver Thomas, Marburg, DE;
Jörg Sundermeyer, Marburg, DE;
Assignee:
Rockwood Lithium GmbH, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/53 (2006.01); C07F 9/535 (2006.01); C08G 69/00 (2006.01); C08G 69/14 (2006.01); C08G 63/00 (2006.01); C08G 63/84 (2006.01); C08F 4/52 (2006.01); C08F 36/08 (2006.01); C08F 136/08 (2006.01); C08F 4/54 (2006.01); C08G 63/82 (2006.01);
U.S. Cl.
CPC ...
C07F 9/5345 (2013.01); C07F 9/5352 (2013.01); C08F 4/52 (2013.01); C08F 4/545 (2013.01); C08F 36/08 (2013.01); C08F 136/08 (2013.01); C08G 63/00 (2013.01); C08G 63/823 (2013.01); C08G 63/84 (2013.01); C08G 69/00 (2013.01); C08G 69/14 (2013.01);
Abstract
The invention relates to chelate-stabilized homleptic triaryl compounds based on phenylphosphoranes, to methods for preparing same and to the use thereof as catalysts. According to the invention, the object is achieved by homleptic rare earth triaryl complexes of the general formula (I), where SE=Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb or Lu; X═O, CRR'; R, R=phenyl; R, R′=mutually independently H, alkyl with n=10 C atoms, phenyl or trimethylsilyl.