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. 17, 1976
Filed:
May. 27, 1971
Applicant:
Inventor:
Robert Allan Rennie, Runcorn, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07D / ;
U.S. Cl.
CPC ...
2606 / ; 2602 / ; 2604 / ; 260520 ; 260592 ; 2606 / ; 2606 / ; 260620 ; 2606 / ; 2606 / ; 2606 / ; 2606 / ;
Abstract
The liquid phase oxidation of an aromatic compound comprising a benzene ring having at least one unsubstituted carbon atom to an aromatic compound comprising a hydroxy-substituted benzene ring is effected using as oxidant a solution of a tetravalent lead compound in the presence of a strong acid.