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Advanced separators based on aromatic polymer for high energy density lithium batteries

Patent ·
OSTI ID:1347589
; ;
A process includes casting a solution including poly(phenylene oxide), inorganic nanoparticles, a solvent, and a non-solvent on a substrate; and removing the solvent to form a porous film; wherein: the porous film is configured for use as a porous separator for a lithium ion battery.
Research Organization:
Argonne National Laboratory (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-06CH11357
Assignee:
UCHICAGO ARGONNE, LLC
Patent Number(s):
9,598,545
Application Number:
13/755,823
OSTI ID:
1347589
Country of Publication:
United States
Language:
English

References (6)

Preparation of a trilayer separator and its application to lithium-ion batteries journal December 2010
Battery performances and thermal stability of polyacrylonitrile nano-fiber-based nonwoven separators for Li-ion battery journal June 2008
Composite nonwoven separator for lithium-ion battery: Development and characterization journal July 2010
Enhancement of thermal stability and cycling performance in lithium-ion cells through the use of ceramic-coated separators journal September 2010
Particle size-dependent, tunable porous structure of a SiO2/poly(vinylidene fluoride-hexafluoropropylene)-coated poly(ethylene terephthalate) nonwoven composite separator for a lithium-ion battery journal August 2011
A novel poly(vinylidene fluoride-hexafluoropropylene)/poly(ethylene terephthalate) composite nonwoven separator with phase inversion-controlled microporous structure for a lithium-ion battery journal September 2010

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Related Subjects

25 ENERGY STORAGE
36 MATERIALS SCIENCE
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY