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:
May. 23, 2023
Filed:
Sep. 11, 2015
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
National Taiwan University, Taipei, TW;
Chung-Hsin Lu, Taipei, TW;
Yong-Jian Liu, Taipei, TW;
Shu-Hao Huang, Taichung, TW;
Chi-Ming Yang, Hsinchu, TW;
Taiwan Semiconductor Manufacturing Company Limited, Hsin-Chu, TW;
Abstract
A method of manufacturing a cerium dioxide powder is provided. The method includes mixing a cerium salt, an amine and solvent to form a mixed solution, in which the amine includes a secondary amine, a tertiary amine or a combination thereof, and the tertiary amine is selected from the group consisting of hexamethylenetetramine, triethylenediamine and a combination thereof. A solvothermal reaction of the mixed solution is performed to form the cerium dioxide powder. The cerium dioxide powder manufactured by the method is also provided herein.