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:
Oct. 06, 2015
Filed:
Mar. 17, 2010
Applicants:
Tetsuya Hamada, Ichihara, JP;
Mitsuaki Chida, Mobara, JP;
Souta Itou, Mobara, JP;
Yoshiki Shimokawatoko, Chiba, JP;
Koichi Murayama, Chiba, JP;
Hiroshi Takeuchi, Ichihara, JP;
Inventors:
Tetsuya Hamada, Ichihara, JP;
Mitsuaki Chida, Mobara, JP;
Souta Itou, Mobara, JP;
Yoshiki Shimokawatoko, Chiba, JP;
Koichi Murayama, Chiba, JP;
Hiroshi Takeuchi, Ichihara, JP;
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 263/04 (2006.01); C07C 269/04 (2006.01);
U.S. Cl.
CPC ...
C07C 263/04 (2013.01); C07C 269/04 (2013.01);
Abstract
A method for producing urethane compounds includes allowing a primary amine, a urea and/or an N-unsubstituted carbamate, and an alcohol to react in the presence of a compound containing a noncoordinating anion and a metal atom as a catalyst.