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. 29, 2020
Filed:
Apr. 08, 2020
China Petrochemical Development Corporation, Taipei (Taiwan), Kaohsiung, TW;
Chih-Cheng Chang, Kaohsiung, TW;
Hong-Kai Yang, Kaohsiung, TW;
Chia-Tsen Tsai, Kaohsiung, TW;
Chia-Hui Shen, Kaohsiung, TW;
CHINA PETROCHEMICAL DEVELOPMENT CORPORATION, TAIPEI (TAIWAN), Kaohsiung, TW;
Abstract
A method for producing a cyclohexanone dimer is provided. The method includes the steps of performing condensation of cyclohexanone in the presence of a solid acid catalyst to obtain the cyclohexanone dimer, wherein the solid acid catalyst includes metal oxide of tungsten and a carrier with Lewis acid sites and Brønsted acid sites. The method of the present disclosure has an advantage of mild reaction condition, fast reaction rate and high selectivity, thereby realizing the value of the industrial application.