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:
May. 22, 2001
Filed:
Apr. 05, 2000
Applicant:
Inventors:
Joseph Robert Zoeller, Kingsport, TN (US);
Andy Hugh Singleton, Kingsport, TN (US);
Gerald Charles Tustin, Kingsport, TN (US);
Donald Lee Carver, Church Hill, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 3/100 ; B01J 2/706 ; B01J 2/7128 ; B01J 2/340 ; B01J 2/358 ;
U.S. Cl.
CPC ...
B01J 3/100 ; B01J 2/706 ; B01J 2/7128 ; B01J 2/340 ; B01J 2/358 ;
Abstract
A catalyst in carbonylation processes for producing esters, carboxylic acids, and carboxylic acid anhydrides from lower alkyl alcohols, ethers, esters, alcohol producing derivatives. The catalyst includes a catalytically active metal selected from Group VIII metals, tin mixtures thereof associated with a carbonized polysulfonated divinylbenzene-styrene copolymer.