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.

Date of Patent:
Feb. 06, 2024

Filed:

Nov. 09, 2020
Applicant:

Amtek Research International Llc, Lebanon, OR (US);

Inventors:

Daniel Wandera, Corvallis, OR (US);

Robert Waterhouse, Lebanon, OR (US);

Wyatt Self, Albany, OR (US);

Eric B. Hostetler, Corvallis, OR (US);

Richard W. Pekala, Corvallis, OR (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0565 (2010.01); H01M 50/417 (2021.01); H01M 50/446 (2021.01); H01M 10/0567 (2010.01); H01M 10/0569 (2010.01); H01M 50/449 (2021.01); H01M 50/414 (2021.01); H01M 50/42 (2021.01); H01M 50/423 (2021.01); H01M 50/457 (2021.01); H01M 50/491 (2021.01);
U.S. Cl.
CPC ...
H01M 10/0565 (2013.01); H01M 10/0567 (2013.01); H01M 10/0569 (2013.01); H01M 50/414 (2021.01); H01M 50/417 (2021.01); H01M 50/42 (2021.01); H01M 50/423 (2021.01); H01M 50/446 (2021.01); H01M 50/449 (2021.01); H01M 50/457 (2021.01); H01M 50/491 (2021.01); H01M 2300/0011 (2013.01); H01M 2300/0091 (2013.01);
Abstract

Methods of reducing acid stratification with an acid-soluble and acid-stable polymer with a high molecular weight are disclosed herein. Electrolytes and separators for an energy storage device are disclosed herein. The separator includes a coating containing an acid-soluble and acid-stable polymer with a high molecular weight. The electrolyte includes sulfuric acid and an acid-soluble and acid-stable polymer with a high molecular weight. Methods of making the separators disclosed herein and methods of making batteries are also disclosed herein.


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