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:
Aug. 18, 1981
Filed:
Nov. 06, 1979
Applicant:
Inventors:
Karl Hahn, Marl, DE;
Uwe Biethan, Marl, DE;
Assignee:
Chemische Werke Huels, A.G., Marl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585438 ;
Abstract
A process for preparing an alkenyl derivative of an aromatic hydrocarbon by reacting a conjugated diolefin with the aromatic hydrocarbon comprises conducting the reaction in the presence of a catalyst comprising: