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. 06, 2022
Filed:
Aug. 24, 2018
Applicant:
Nbc Meshtec Inc., Tokyo, JP;
Inventors:
Erika Takahashi, Tokyo, JP;
Yoshie Fujimori, Tokyo, JP;
Youhei Jikihara, Tokyo, JP;
Tsuruo Nakayama, Tokyo, JP;
Assignee:
NBC MESHTEC INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 311/64 (2006.01); B01J 21/04 (2006.01); B01J 21/06 (2006.01); B01J 21/18 (2006.01); B01J 23/30 (2006.01); B01J 23/42 (2006.01); B01J 23/44 (2006.01); B01J 23/46 (2006.01); B01J 23/50 (2006.01); B01J 23/52 (2006.01); B01J 23/72 (2006.01); B01J 23/745 (2006.01); B01J 35/00 (2006.01);
U.S. Cl.
CPC ...
C07D 311/64 (2013.01); B01J 21/04 (2013.01); B01J 21/063 (2013.01); B01J 21/18 (2013.01); B01J 23/30 (2013.01); B01J 23/42 (2013.01); B01J 23/44 (2013.01); B01J 23/462 (2013.01); B01J 23/468 (2013.01); B01J 23/50 (2013.01); B01J 23/52 (2013.01); B01J 23/72 (2013.01); B01J 23/745 (2013.01); B01J 35/0013 (2013.01);
Abstract
[PROBLEM] To provide a novel method for synthesising a polyphenol. [SOLUTION] A polyphenol production method including the reaction of catechin in the presence of a catalyst and an oxidising agent, said catalyst comprising a metal oxide and/or a composite that comprises: a substrate which has an inorganic material on the surface thereof; and metal nanoparticles of a particle diameter of 0.5-100 nm attached to the surface of the inorganic material.