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:
Apr. 14, 2025
Filed:
Jun. 03, 2019
National University Corporation Kanazawa University, Kanazawa, JP;
Daicel Corporation, Osaka, JP;
Daisuke Hirose, Kanazawa, JP;
Masashi Genda, Kanazawa, JP;
Naoki Wada, Kanazawa, JP;
Kentaro Taki, Kanazawa, JP;
Kenji Takahashi, Kanazawa, JP;
Hiroyuki Matsumura, Tokyo, JP;
NATIONAL UNIVERSITY CORPORATION KANAZAWA UNIVERSITY, Kanazawa, JP;
DAICEL CORPORATION, Osaka, JP;
Abstract
Provided is a method that enables industrially efficient production of an esterified polysaccharide product. A method for producing an esterified polysaccharide product, the method including reacting a polysaccharide-containing biomass, a basic ionic liquid with a pKa of a conjugate acid of an anion from 2 to 19 as a calculated value in a vacuum, and an esterifying agent using a kneader equipped with a shear force application mechanism. A cation constituting the basic ionic liquid is preferably one selected from the group consisting of an imidazolium cation, a pyridinium cation, and a tetraalkylammonium cation.