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:
Dec. 11, 1990
Filed:
Jun. 30, 1989
Applicant:
Inventor:
R Scott Smith, Baton Rouge, LA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
502174 ; 502340 ; 502341 ; 502344 ; 585452 ;
Abstract
A catalyst composition having enhanced effectiveness in coupling an alkene with an aromatic hydrocarbon having an active hydrogen on a saturated .alpha.-carbon is obtained by dispersing an alkali metal onto a supported oxide of sodium, potassium, rubidium, cesium, barium, strontium, calcium, or magnesium in the absence of a diluent.