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US 2014/0154588 A1Published application
Ionic-liquid nanoscale ionic material (il-nim) compositions, methods and applications
AssigneeCornell University
InventorsLynden A. Archer, Surya S. Moganty, Yingying Lu
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Abstract
A method for preparing an ionic liquid nanoscale ionic material, the ionic liquid nanoscale ionic material and a battery that includes a battery electrolyte that comprises the ionic liquid nanoscale ionic material each provide superior performance. The superior performance may be manifested within the context of inhibited lithium dendrite formation.
Claims33
A method for preparing a material composition comprising:
- preparing in-situ in solution a plurality of metal oxide nanoparticles by reaction of a metal oxide precursor material;
- and
- reacting in-situ in solution the plurality of metal oxide nanoparticles with an ionic-liquid functionalized coupling agent material to provide a nanoparticle tethered ionic-liquid nanoscale ionic material absent cross-linking.
A material composition comprising:
- a plurality of nanoparticles;
- and
- a plurality of ionic liquid molecules each comprising:
- at least one of a nitrogen cation moiety, a phosphorus cation moiety and a sulfur cation moiety;
- and
- a counter anion, each nitrogen cation moiety, phosphorus cation moiety or sulfur cation moiety being tethered to only a single nanoparticle.
3 more elements
A material composition comprising:
- a plurality of nanoparticles;
- a plurality of ionic liquid molecules each comprising:
- at least one of a nitrogen cation moiety, a phosphorus cation moiety and a sulfur cation moiety;
- and
- a counter anion;
- and
- a lithium salt, where each nitrogen cation moiety, phosphorus cation moiety or sulfur cation moiety is tethered to at least one nanoparticle.
4 more elements
A battery comprising an electrolyte comprising a material composition comprising:
- a plurality of nanoparticles;
- and
- a plurality of ionic liquid molecules each comprising:
- at least one of a nitrogen cation moiety, a phosphorus cation moiety and a sulfur cation moiety;
- and
- a counter anion, each nitrogen cation moiety, phosphorus cation moiety or sulfur cation moiety being tethered to at least one nanoparticle.
3 more elements
Dependencies are inferred from the claim text.