IP Library › Granted Patent US 9,525,160
Granted Patent B2
US 9,525,160 · App. 14/400,776 · Granted Dec 20, 2016

High-rate overcharge-protection separators for rechargeable lithium-ion batteries and the method of making the same

Inventors: Guoying Chen (Oakland, CA); Thomas J. Richardson (Oakland, CA)
Assignee: The Regents of the University of California
H01M2/1686H01M2/162H01M10/0525
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Quick Facts
Patent No.
US 9,525,160
App. No.
14/400,776
Granted
Dec 20, 2016
Kind
B2
Abstract

This invention relates to low-cost, electroactive-polymer incorporated fine-fiber composite membranes for use as overcharge and/or overdischarge protection separators in non-aqueous electrochemical cells and the methods for making such membranes.

Claims (1)

1. A porous composite fiber membrane comprising poly[(9,9-dioctylfluorenyl-2,7-diyl)] (PFO) fibers and poly(3-butylthiophene) (P3BT) fibers.

Assignments (2)
CONFIRMATORY LICENSE Recorded May 12, 2015
From: REGENTS OF THE UNIVERSITY OF CALIFORNIA, THE
To: ENERGY, UNITED STATES DEPARTMENT OF
Reel/Frame 035771/0317 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 12, 2015
From: CHEN, GUOYING; RICHARDSON, THOMAS J.
To: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
Reel/Frame 034686/0573 →
Continuity (2)
Provisional Application 61647389 · May 15, 2012
Related Publication 20150125733A1 · May 7, 2015