公开(公告)号：US10689403B2

公开(公告)日：2020-06-23

申请号：US15557059

申请日：2016-03-10

Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY

Inventor： Kee In Lee ,  Venkata Subbaiah Sadu ,  In Taek Hwang

IPC: C07F5/02 ,  C09K11/06 ,  H01L51/00

Abstract: The present invention relates to a method for preparing a four-coordinated organic boron compound, and more specifically, to a method for preparing various and widespread four-coordinated organic boron compounds by directly using an aryl, heteroaryl, or vinyl-functional boronic acid, boroxine, or borate compound as a starting material and adding the compound to any bidentate N,O-ligand, O,O-ligand, or N,N-ligand.

公开(公告)号：US10227668B2

公开(公告)日：2019-03-12

申请号：US15635060

申请日：2017-06-27

Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY

Inventor： Dong Won Hwang ,  Pravin Pandharinath Upare ,  Young Kyu Hwang ,  In Taek Hwang ,  Jong San Chang ,  Do Young Hong ,  U Hwang Lee

IPC: C13K1/10 ,  C13K11/00 ,  C13K13/00 ,  C13K3/00 ,  B01J27/236 ,  B01J29/40 ,  B01J29/70 ,  B01J37/00 ,  B01J37/02 ,  B01J37/03 ,  B01J37/04 ,  B01J37/06 ,  B01J37/08 ,  C07D307/50 ,  C07H1/00 ,  C07H3/02

Abstract: The present invention relates to a method for preparing fructose or xylulose from biomass comprising glucose or xylose, and a method for separating a mixture of glucose and fructose and a mixture of xylose and xylulose.