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.:

US 7642372 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2010

Filed:

Mar. 24, 2005
Applicant:

Warren John Smith, East Riding, GB;

Inventor:

Warren John Smith, East Riding, GB;

Assignee:

BP Chemicals Limited, Middlesex, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/36 (2006.01); C07C 51/12 (2006.01); B01J 29/04 (2006.01); B01J 29/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

Preparation of an aliphatic carboxylic acid having (n+1) carbon atoms, where n is an integer up to 6, and/or an ester or anhydride thereof may be achieved by contacting an aliphatic alcohol having n carbon atoms and/or a reactive derivative thereof with carbon monoxide substantially in the absence of the halogens or derivatives thereof at a temperature in the range 250-600° C. and at a pressure in the range 10 to 200 bars, in the presence of a catalyst consisting essentially of a mordenite which has, as framework elements, silicon, aluminum and one or more of gallium, boron and iron, and which has been ion-exchanged or otherwise loaded with copper, nickel, iridium, rhodium or cobalt.


Find Patent Forward Citations

Smith, Warren. (2010). Process for preparing carboxylic acids and derivatives thereof (U.S. Patent No. 7642372). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7642372

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