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. 09, 1986
Filed:
Jun. 25, 1985
Applicant:
Inventors:
Silas W Holmes, Columbia, SC (US);
Edward A Burt, Orangeburg, SC (US);
Dixie E Goins, Orangeburg, SC (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568781 ; 568743 ; 568780 ; 568784 ; 568785 ;
Abstract
A process for producing 2,4-di-substituted phenols wherein an olefin is reacted with phenol in the presence of a heterogeneous catalyst comprising an aluminum phenoxide bonded to an acidic solid polymeric resin to preferably form 2,4-di-substituted phenol. A process for preparing a heterogeneous catalyst and a heterogeneous catalyst having the structure