公开(公告)号：US20230146325A1

公开(公告)日：2023-05-11

申请号：US17946747

申请日：2022-09-16

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Yen-Chih CHEN ,  Man-Yin LO ,  Hsi-Yen HSU ,  Ying-Chieh LEE ,  Yuan-Peng DU

IPC: B01J23/755 ,  B01J23/10 ,  B01J21/06 ,  B01J35/08 ,  B01J35/00 ,  C07C1/04

CPC classification number: B01J23/755 ,  B01J21/066 ,  B01J23/10 ,  B01J35/006 ,  B01J35/08 ,  B01J35/0013 ,  C07C1/043 ,  C07C2521/06 ,  C07C2523/10 ,  C07C2523/755

Abstract: A catalyst for methanation reaction and a method for preparing methane are provided. The catalyst for methanation reaction includes a core, a shell encapsulating the core, and an active metal. The core includes cerium dioxide (CeO2), the shell includes zirconium dioxide (ZrO2), and the active metal is in particle form and is disposed on an outer surface of the shell layer.

公开(公告)号：US20190202770A1

公开(公告)日：2019-07-04

申请号：US16232902

申请日：2018-12-26

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Yen-Chih CHEN ,  Man-Yin LO ,  Hsi-Yen HSU

IPC: C07C68/04 ,  B01J23/10 ,  B01J21/06

Abstract: A method for preparing dialkyl carbonate is provided. The preparation method includes the following steps. An alcohol compound, carbon dioxide and a catalyst are mixed to form a mixing solution. Organic acid is added to the mixing solution to carry out a synthesis reaction of dialkyl carbonate. The alcohol compound includes methanol, ethanol, propanol or butanol. The catalyst includes cerium oxide, zirconium oxide, titanium oxide, lanthanum oxide or a combination thereof. The organic acid includes formic acid, acetic acid, propionic acid, butyric acid, valeric acid or a combination thereof.

公开(公告)号：US20190184379A1

公开(公告)日：2019-06-20

申请号：US16224265

申请日：2018-12-18

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Man-Yin LO ,  Yen-Chih CHEN ,  Hsi-Yen HSU

IPC: B01J23/83 ,  B01J23/825 ,  B01J37/04 ,  B01J37/03 ,  B01J37/06 ,  B01J37/08 ,  C07C29/154

CPC classification number: B01J23/83 ,  B01J23/825 ,  B01J37/031 ,  B01J37/04 ,  B01J37/06 ,  B01J37/08 ,  C07C29/154

Abstract: A catalyst for converting carbon oxide into methanol, which is a metal oxide including 35˜65 parts by weight of Cu, 20˜50 parts by weight of Zn, 2˜10 parts by weight of Al, and 0.1˜5 parts by weight of Si, wherein the metal oxide further includes In, Ce, or a combination thereof, and the content of In and Ce are independently 0.05 wt %˜5 wt % based on the total weight of Cu, Zn, Al, and Si in the catalyst. A process of converting carbon oxide into methanol using the above catalyst is also provided.

公开(公告)号：US20240058799A1

公开(公告)日：2024-02-22

申请号：US18497872

申请日：2023-10-30

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Man-Yin LO ,  Yen-Chih CHEN ,  Nai-Chia CHENG

IPC: B01J23/89 ,  C07C29/157

CPC classification number: B01J23/8953 ,  C07C29/157 ,  C07C31/04

Abstract: A process of utilizing the catalyst for converting carbon oxide into methanol is provided. The process includes putting a catalyst into a fixed bed reactor and introducing a gas mixture of hydrogen and the carbon oxide into the fixed bed reactor, and performing a hydrogenation reaction under the effect of the catalyst to form the methanol

公开(公告)号：US20210197180A1

公开(公告)日：2021-07-01

申请号：US16895202

申请日：2020-06-08

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Man-Yin LO ,  Yen-Chih CHEN ,  Nai-Chia CHENG

IPC: B01J23/89 ,  C07C29/157

Abstract: A catalyst for converting carbon oxide into methanol is provided. The catalyst includes 40-60 parts by weight of Cu, 25-40 parts by weight of Zn, 2-15 parts by weight of Al, 0.1-3 parts by weight of Si, and a metal. The metal includes Pd or Au, and the Pd and the Au are independently 0.1 wt %-5 wt %, based on the total weight of Cu, Zn, Al, and Si in the catalyst.