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:
Sep. 04, 2018
Filed:
Mar. 03, 2016
Applicant:
Toagosei Co., Ltd., Tokyo, JP;
Inventor:
Naoki Hashimoto, Aichi, JP;
Assignee:
TOAGOSEI CO., LTD, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/00 (2006.01); C07C 67/02 (2006.01); B01J 31/22 (2006.01);
U.S. Cl.
CPC ...
C07C 67/02 (2013.01); B01J 31/2226 (2013.01); B01J 2231/49 (2013.01); B01J 2531/26 (2013.01);
Abstract
A method for producing a (meth)acrylate comprises transesterification reaction of an alcohol and a monofunctional(meth) acrylate with catalysts in combination being cyclic tertiary amines having an azabicyclo structure and compounds containing zinc, separating a solid that contains the catalysts from a reaction product containing a (meth)acrylate, and producing a (meth)acrylate by transesterification reaction of an alcohol and a monofunctional (meth)acrylate, while using the recovered solid catalyst.