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:
Nov. 18, 2014

Filed:

Jan. 16, 2009
Applicants:

Nitash Pervez Balsara, El Cerrito, CA (US);

Hany Basam Eitouni, Berkeley, CA (US);

Ilan Gur, San Francisco, CA (US);

Mohit Singh, Berkeley, CA (US);

William Hudson, Berkeley, CA (US);

Inventors:

Nitash Pervez Balsara, El Cerrito, CA (US);

Hany Basam Eitouni, Berkeley, CA (US);

Ilan Gur, San Francisco, CA (US);

Mohit Singh, Berkeley, CA (US);

William Hudson, Berkeley, CA (US);

Assignee:

Seeo, Inc., Hayward, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 6/14 (2006.01); H01M 10/0565 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0565 (2013.01); H01M 10/0525 (2013.01); H01M 2300/0085 (2013.01);
Abstract

Nanostructured gel polymer electrolytes that have both high ionic conductivity and high mechanical strength are disclosed. The electrolytes have at least two domains—one domain contains an ionically-conductive gel polymer and the other domain contains a rigid polymer that provides structure for the electrolyte. The domains are formed by block copolymers. The first block provides a polymer matrix that may or may not be conductive on by itself, but that can soak up a liquid electrolyte, thereby making a gel. An exemplary nanostructured gel polymer electrolyte has an ionic conductivity of at least 1×10S cmat 25° C.


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