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:
Jan. 15, 2002
Filed:
May. 16, 2000
Applicant:
Inventor:
Sandra Bogdanovic, Frankfurt am Main, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/550 ; C07F 9/50 ;
U.S. Cl.
CPC ...
C07C 4/550 ; C07F 9/50 ;
Abstract
A catalyst composition comprising a) more than 70% by weight of a polyethylene glycol of the formula H—(OCH —CH ) —OH, where n is an integer of 3 to 16 and the number average molecular weight is less than 650 b) rhodium in elemental form or bound form and c) 2 to 25% by weight of water soluble sulfonated triarylphosphine ligand having 1 to 2 phophorus atoms and not more than 25% by weight of water based on the total amount of the catalyst and its use for the hydroformylation of olefins to aldehydes is described.