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, 2014
Filed:
Nov. 20, 2012
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Paul R. Elowe, Midland, MI (US);
David G. Barton, Midland, MI (US);
Adam Chojecki, Ghent, BE;
Joost Depicker, Wachtebeke, BE;
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/09 (2006.01); C07C 43/275 (2006.01); C09K 5/10 (2006.01); C09K 5/00 (2006.01);
U.S. Cl.
CPC ...
C07C 41/09 (2013.01); C09K 5/10 (2013.01); C09K 5/00 (2013.01);
Abstract
Provided is a method for preparing a diaryl ether compound through the dehydration of an aromatic alcohol compound in the presence of a dehydration catalyst. The dehydration catalyst comprises an oxide of yttrium.