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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.:

US 9722281 B1

PDFFull Text
Date of Patent:
Aug. 01, 2017

Filed:

Feb. 06, 2014

Processes for preparing 1-alkyl-3-alkyl-pyridinium bromide and uses thereof as additives in electrochemical cells

Applicant:

Bromine Compounds Ltd., Beer Sheva, IL;

Inventors:

Ben-Zion Magnes, Meitar, IL;

Iris Ben David, Ashdod, IL;

Eli Lancry, Ashdod, IL;

Mira Bergstein-Freiberg, Omer, IL;

Nirit Zer-Zion, Beer-Sheva, IL;

Assignee:

BROMINE COMPOUNDS LTD., Be'er-Sheva, IL;

Attorney:

Nixon & Vanderhye P.C.

Primary Examiner:

Maria J Laios

Int. Cl.
CPC ...
H01M 10/36 (2010.01); H01M 8/18 (2006.01); H01M 8/20 (2006.01); H01M 10/42 (2006.01); C07D 207/06 (2006.01); C07D 213/20 (2006.01); H01M 12/08 (2006.01);
U.S. Cl.
CPC ...
H01M 10/365 (2013.01); C07D 207/06 (2013.01); C07D 213/20 (2013.01); H01M 8/188 (2013.01); H01M 8/20 (2013.01); H01M 10/4235 (2013.01); H01M 12/085 (2013.01); H01M 2300/0002 (2013.01); Y02E 60/128 (2013.01);
Abstract

The invention relates to the use of at least one 1-alkyl-3-alkyl-pyridinium halide, in particular 1-alkyl-3-methyl-pyridinium bromide, as an additive in bromine-generating electrochemical cells, such as zinc/bromine cells. Processes for preparing 1-alkyl-3-methyl-pyridinium bromide and concentrated aqueous solutions comprising same for use as additives in the aforementioned cells, are also disclosed.

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Magnes, Ben-Zion. (2017). Processes for preparing 1-alkyl-3-alkyl-pyridinium bromide and uses thereof as additives in electrochemical cells (U.S. Patent No. 9722281). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9722281

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