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. 25, 2004
Filed:
Nov. 12, 2002
Applicant:
Inventors:
Assignee:
Chung-Shan Institute of Science & Technology, Tao-Yuan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 3/134 ;
U.S. Cl.
CPC ...
C07C 3/134 ;
Abstract
The method for preparing 2,2,3,4,4,4-hexafluoro-1-butanol includes reacting methanol and hexafluoropropene in the presence of a free radical initiator such as di-isopropyl peroxydicarbonate at 25-50° C. and a pressure of 100-300 psi in an autoclave. An inert gas such as nitrogen and argon is added to the autoclave when the pressure is lower than 100 psi in the course of the reaction.
Jong, Shean-Jeng. (2004). Method for the preparation of 2, 2, 3, 4, 4, 4-hexafluoro-1-butanol (U.S. Patent No. 6740786). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6740786
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile