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:
Jun. 21, 2016
Filed:
Aug. 31, 2009
Applicants:
Koji Abe, Yamaguchi, JP;
Akikazu Ito, Yamaguchi, JP;
Inventors:
Koji Abe, Yamaguchi, JP;
Akikazu Ito, Yamaguchi, JP;
Assignee:
UBE INDUSTRIES, LTD., Ube-shi, Yamaguchi, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/96 (2006.01); C07C 68/00 (2006.01);
U.S. Cl.
CPC ...
C07C 68/00 (2013.01); C07C 68/00 (2013.01); C07C 69/96 (2013.01);
Abstract
An asymmetric chain carbonate can be produced in a single-step reaction comprising a step of reacting methyl nitrite, carbon monoxide, and 0.05-1.5 moles of an aliphatic alcohol having 2-6 carbon atoms or an alicyclic alcohol having 5-6 carbon atoms per one mole of methyl nitrile in a gaseous phase in the presence of a solid catalyst comprising a platinum group metal or a compound thereof placed on a support.