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. 14, 2023

Filed:

Jan. 07, 2019
Applicant:

Blue Current, Inc., Berkeley, CA (US);

Inventors:

Joanna Burdynska, Berkeley, CA (US);

Alexander Teran, Oakland, CA (US);

Benjamin Rupert, Berkeley, CA (US);

Eduard Nasybulin, Fremont, CA (US);

Richard Hoft, Palo Alto, CA (US);

Simmi Kaur Uppal, Oakland, CA (US);

Assignee:

Blue Current, Inc., Hayward, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/056 (2010.01);
U.S. Cl.
CPC ...
H01M 10/056 (2013.01); H01M 2300/0082 (2013.01); H01M 2300/0091 (2013.01);
Abstract

Provided herein are methods of forming solid-state ionically conductive composite materials that include particles of an inorganic phase in a matrix of an organic phase. The organic phase includes a cross-linked polyurethane network. The methods involve forming the composite materials from a precursor that is cross-linked in-situ after being mixed with the particles. The cross-linking occurs under applied pressure that causes particle-to-particle contact. Once cross-linked, the applied pressure may be removed with the particles immobilized by the polymer matrix. The polyurethane network is configured for easy processability of uniform films and may be characterized by a hard phase content of at least 20%.


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