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. 22, 2000
Filed:
Feb. 12, 1998
Applicant:
Inventors:
Allen B Mossman, Wheaton, IL (US);
David A Young, Decatur, AL (US);
Paul K Behrens, Warrenville, IL (US);
Juergen K Holzhauer, Naperville, IL (US);
Assignee:
BP Amoco Corporation, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C10G / ; A23L / ; C09K / ;
U.S. Cl.
CPC ...
560100 ; 208 / ; 252383 ; 25240023 ; 560 77 ; 560 80 ; 560 99 ; 562490 ;
Abstract
Methods for reducing the fouling of process equipment used in the manufacture of aromatic compounds such as dimethyl-2,6-naphthalenedicarboxylate are disclosed. The methods require treating manufacturing process streams with a metal complexing agent. Novel compositions useful in the manufacture of aromatic materials such as dimethyl-2,6-naphthalenedicarboxylate also are disclosed.