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. 05, 2015
Filed:
Dec. 16, 2010
Yutaka Shimada, Minatu-Ku, JP;
Yasushi Ohyashiki, Minatu-Ku, JP;
Yutaka Shimada, Minatu-Ku, JP;
Yasushi Ohyashiki, Minatu-Ku, JP;
Entegris, Inc., Billerica, MA (US);
Abstract
The present invention is a purification system for removing hydrogen fluoride and water from an electrolytic solution for lithium-ion secondary batteries in which [1] a purifier for removing hydrogen fluoride containing a hydrogen fluoride adsorbent selected from among carbonate hydrotalcites and calcined hydrotalcites and [2] a purifier for removing water containing an adsorbent for trapping water are connected in this order from upstream to downstream.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile