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Title: Functional polymer binder for sulfur cathode fabrication

Patent ·
OSTI ID:1637813
; ;

The present invention provides for a composition of matter, polymeric conductive binder, or electrode comprising: Poly[(2-ethyldimethylammonioethyl methacrylate ethyl sulfate)-co-(1-vinylpyrrolidone)]. The present invention also provides for a Lithium-Sulfur (Li—S) battery comprising a cathode comprising: a cathode comprising a polymeric conductive binder poly[(2-ethyldimethylammonioethyl methacrylate ethyl sulfate)-co-(1-vinylpyrrolidone)]; a separator; an anode; and, an electrolyte.

Research Organization:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-05CH11231
Assignee:
The Regents of the University of California (Oakland, CA)
Patent Number(s):
10,601,030
Application Number:
16/052,541
OSTI ID:
1637813
Resource Relation:
Patent File Date: 08/01/2018
Country of Publication:
United States
Language:
English

References (10)

A simple route for preparation of highly stable CuO nanoparticles for nonenzymatic glucose detection journal January 2012
Electroactive polymers of high sulfur content for use in electrochemical cells patent November 2003
Electrode Separator patent-application May 2011
Composite body suitable for utilization as a lithium ion battery patent May 2004
Nucleophilic substitution between polysulfides and binders unexpectedly stabilizing lithium sulfur battery journal August 2017
Cathode Containing Multicomponent Binder Mixture and Lithium-Sulfur Battery Using the Same patent-application March 2004
Niobium Oxide Compositions and Methods for Using Same patent-application March 2012
Electrode Separator patent-application July 2012
Biomimetic Ant-Nest Electrode Structures for High Sulfur Ratio Lithium–Sulfur Batteries journal August 2016
Sulfur Cathode for Lithium-Sulfur Battery patent-application February 2015

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25 ENERGY STORAGE
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY