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:
Jan. 24, 2023
Filed:
Oct. 03, 2019
Applicant:
Tokuyama Corporation, Yamaguchi, JP;
Inventors:
Assignee:
TOKUYAMA CORPORATION, Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/04 (2006.01); C07C 29/76 (2006.01); C07C 29/80 (2006.01);
U.S. Cl.
CPC ...
C07C 29/04 (2013.01); C07C 29/76 (2013.01); C07C 29/80 (2013.01);
Abstract
A method for producing isopropyl alcohol is provided in which propylene is hydrated directly with water to produce isopropyl alcohol, the method including: a distillation step in which crude isopropyl alcohol is distilled; and a filtration step in which the isopropyl alcohol obtained in the distillation step is filtered through a filter having an ion-exchange group.
Sera, Akira. (2023). Method for producing isopropyl alcohol (U.S. Patent No. 11560346). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11560346
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile