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:
Feb. 01, 2000
Filed:
May. 12, 1997
Applicant:
Inventors:
Edgar Zeller, Mannheim, DE;
Hartmann F Leube, Ludwigshafen, DE;
Bernhard Schlarb, Ludwigshafen, DE;
Heinz-Josef Kneuper, Mannheim, DE;
Michael Roper, Wachenheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08E / ;
U.S. Cl.
CPC ...
525383 ; 524571 ; 524572 ; 524573 ; 524574 ; 524575 ; 5245755 ; 5253328 ; 5253329 ; 5253331 ; 5253332 ; 525370 ; 525371 ;
Abstract
Polymers containing ethylenically unsaturated double bonds are hydroformylated by reacting aqueous dispersions of the polymers with hydrogen and carbon monoxide in the presence of suitable hydroformylation catalysts. Also provided are the polymer dispersions obtainable by this process and the hydroformylated polymers themselves.