Patents Assigned to SILA NANOTECHNOLOGIES INC.
-
Patent number: 11557757Abstract: Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.Type: GrantFiled: April 20, 2020Date of Patent: January 17, 2023Assignees: SILA NANOTECHNOLOGIES, INC., GEORGIA TECH RESEARCH CORPORATIONInventors: Gleb Yushin, Oleksandr Magazynskyy, Patrick Dixon, Benjamin Hertzberg
-
Patent number: 11552328Abstract: An embodiment is directed to a Li metal or Li-ion battery, including a conversion-type metal fluoride comprising cathode capable of storing and releasing Li ions during battery operation, a conversion-type type or Li metal-type anode capable of storing and releasing Li ions during battery operation, a separator membrane ionically coupling and electronically insulating the cathode and the anode, and a solid electrolyte with a Li transference number in the range from around 0.7 to around 1.0 impregnating at least the cathode, wherein the cathode comprises composite a core-shell particle and has an areal capacity loading that ranges from around 2 mAh/cm2 to around 12 mAh/cm2.Type: GrantFiled: January 21, 2020Date of Patent: January 10, 2023Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Laura Gerber, Matthew Clark
-
Patent number: 11545694Abstract: A Li or Li-ion or Na or Na-ion battery cell is provided that comprises anode and cathode electrodes, a separator, and a solid electrolyte. The separator electrically separates the anode and the cathode. The solid electrolyte ionically couples the anode and the cathode. The solid electrolyte also comprises a melt-infiltration solid electrolyte composition that is disposed at least partially in at least one of the electrodes or in the separator.Type: GrantFiled: December 18, 2019Date of Patent: January 3, 2023Assignee: Sila Nanotechnologies, Inc.Inventors: Gleb Yushin, Adam Kajdos, Eugene Berdichevsky, Bogdan Zdyrko
-
Patent number: 11522176Abstract: Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.Type: GrantFiled: February 8, 2022Date of Patent: December 6, 2022Assignees: GEORGIA TECH RESEARCH CORPORATION, SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Oleksandr Magazynskyy, Patrick Dixon, Benjamin Hertzberg
-
Patent number: 11515528Abstract: Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.Type: GrantFiled: March 10, 2022Date of Patent: November 29, 2022Assignees: GEORGIA TECH RESEARCH CORPORATION, SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Oleksandr Magazynskyy, Patrick Dixon, Benjamin Hertzberg
-
Patent number: 11502332Abstract: In an aspect, a solid-state Li-ion battery (SSLB) cell, may comprise an anode electrode comprising an anode electrode surface and an anode active material, a cathode electrode comprising a cathode electrode surface and an cathode active material, and an inorganic, melt-infiltrated, solid state electrolyte (SSE) ionically coupling the anode electrode and the cathode electrode, wherein at least a portion of at least one of the electrode surfaces comprises an interphase layer separating the respective electrode active material from direct contact with the SSE, and wherein the interphase layer comprises two or more metals from the list of: Zr, Al, K, Cs, Fr, Be, Mg, Ca, Sr, Ba, Sc, Y, La or non-La lanthanoids, Ta, Zr, Hf, and Nb.Type: GrantFiled: December 14, 2020Date of Patent: November 15, 2022Assignees: GEORGIA TECH RESEARCH CORPORATION, SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Yiran Xiao, Kostiantyn Turcheniuk
-
Patent number: 11462770Abstract: Batteries such as Li-ion batteries are provided that comprise anode and cathode electrodes, an electrolyte ionically coupling the anode and the cathode, and a separator electrically separating the anode and the cathode. In some designs, the electrolyte may comprise, for example, a mixture of (i) a Li-ion salt with (ii) at least one other metal salt having a metal with a standard reduction potential below ?2.3 V vs. Standard Hydrogen Electrode (SHE). In other designs, the electrolyte may be disposed in conjunction with an electrolyte solvent that comprises, for example, about 10 to about 100 wt. % ether. In still other designs, the battery may further comprise anode and cathode interfacial layers (e.g., solid electrolyte interphase (SEI)) disposed between the respective electrode and the electrolyte and having different types of fragments of electrolyte solvent molecules as compared to each other.Type: GrantFiled: October 22, 2018Date of Patent: October 4, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Bogdan Zdyrko, Hyea Kim, Igor Luzinov, Yuriy Bandera, Eugene Berdichevsky
-
Patent number: 11450844Abstract: A battery electrode composition is provided that comprises composite particles. Each composite particle may comprise, for example, active fluoride material and a nanoporous, electrically-conductive scaffolding matrix within which the active fluoride material is disposed. The active fluoride material is provided to store and release ions during battery operation. The storing and releasing of the ions may cause a substantial change in volume of the active material. The scaffolding matrix structurally supports the active material, electrically interconnects the active material, and accommodates the changes in volume of the active material.Type: GrantFiled: September 15, 2020Date of Patent: September 20, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Bogdan Zdyrko, Alexander Jacobs, Eugene Berdichevsky
-
Patent number: 11424443Abstract: A battery electrode composition is provided comprising core-shell composites. Each of the composites may comprise a core and a multi-functional shell.Type: GrantFiled: October 7, 2019Date of Patent: August 23, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Bogdan Zdyrko, Igor Luzinov, Vojtech Svoboda, Alexander Jacobs, Eugene Berdichevsky, Hyea Kim
-
Patent number: 11411212Abstract: A battery electrode composition is provided comprising composite particles, with each composite particle comprising active material and a scaffolding matrix. The active material is provided to store and release ions during battery operation. For certain active materials of interest, the storing and releasing of the ions causes a substantial change in volume of the active material. The scaffolding matrix is provided as a porous, electrically-conductive scaffolding matrix within which the active material is disposed. In this way, the scaffolding matrix structurally supports the active material, electrically interconnects the active material, and accommodates the changes in volume of the active material.Type: GrantFiled: March 10, 2022Date of Patent: August 9, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Bogdan Zdyrko, Addison Shelton, Eugene Berdichevsky, Igor Luzinov, Alexander Jacobs, Eerik Hantsoo, George Gomes
-
Patent number: 11380896Abstract: An embodiment is directed to an electrode composition for use in an energy storage device cell. The electrode comprises composite particles, each comprising carbon that is biomass-derived and active material. The active material exhibits partial vapor pressure below around 10?13 torr at around 400 K, and an areal capacity loading of the electrode composition ranges from around 2 mAh/cm2 to around 16 mAh/cm2.Type: GrantFiled: September 13, 2019Date of Patent: July 5, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Adam Kajdos
-
Patent number: 11374215Abstract: A battery electrode composition is provided comprising composite particles, with each composite particle comprising active material and a scaffolding matrix. The active material is provided to store and release ions during battery operation. For certain active materials of interest, the storing and releasing of the ions causes a substantial change in volume of the active material. The scaffolding matrix is provided as a porous, electrically-conductive scaffolding matrix within which the active material is disposed. In this way, the scaffolding matrix structurally supports the active material, electrically interconnects the active material, and accommodates the changes in volume of the active material.Type: GrantFiled: February 9, 2022Date of Patent: June 28, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Bogdan Zdyrko, Addison Shelton, Eugene Berdichevsky, Igor Luzinov, Alexander Jacobs, Eerik Hantsoo, George Gomes
-
Patent number: 11362365Abstract: A metal or metal-ion battery composition is provided that comprises anode and cathode electrodes along with an electrolyte ionically coupling the anode and the cathode. At least one of the electrodes includes active material particles provided to store and release ions during battery operation. Each of the active material particles includes internal pores configured to accommodate volume changes in the active material during the storing and releasing of the ions. The electrolyte comprises a solid electrolyte ionically interconnecting the active material particles.Type: GrantFiled: April 12, 2019Date of Patent: June 14, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Bogdan Zdyrko
-
Patent number: 11328832Abstract: A catalyst-free synthesis method for the formation of a metalorganic compound comprising a desired (first) metal may include, for example, selecting another (second) metal and an organic solvent, with the second metal being selected to (i) be more reactive with respect to the organic solvent than the first metal and (ii) form, upon exposure of the second metal to the organic solvent, a reaction by-product that is more soluble in the organic solvent than the metalorganic compound. An alloy comprising the first metal and the second metal may be first produced (e.g., formed or otherwise obtained) and then treated with the organic solvent in a liquid phase or a vapor phase to form a mixture comprising (i) the reaction by-product comprising the second metal and (ii) the metalorganic compound comprising the first metal. The metalorganic compound may then be separated from the mixture in the form of a solid.Type: GrantFiled: June 11, 2018Date of Patent: May 10, 2022Assignees: SILA NANOTECHNOLOGIES INC., GEORGIA TECH RESEARCH CORPORATIONInventors: Gleb Yushin, James Benson, Danni Lei, Eugene Berdichevsky
-
Patent number: 11316148Abstract: In an embodiment, an active material-based nanocomposite is synthesized by infiltrating an active material precursor into pores of a nanoporous carbon, metal or metal oxide material, and then annealing to decompose the active material precursor into a first gaseous material and an active material and/or another active material precursor infiltrated inside the pores. The nanocomposite is then exposed to a gaseous material or a liquid material to at least partially convert the active material and/or the second active material precursor into active material particles that are infiltrated inside the pores and/or to infiltrate a secondary material into the pores. The nanocomposite is again annealed to remove volatile residues, to enhance electrical contact within the active material-based nanocomposite composite and/or to enhance one or more structural properties of the nanocomposite. In a further embodiment, the pores may be further infiltrated with a filler material and/or may be at least partially sealed.Type: GrantFiled: August 14, 2018Date of Patent: April 26, 2022Assignees: SILA NANOTECHNOLOGIES, INC., GEORGIA TECH RESEARCH CORPORATIONInventors: Gleb Yushin, Danni Lei
-
Patent number: 11233235Abstract: Battery electrode compositions and methods of fabrication are provided that utilize composite particles. Each of the composite particles may comprise, for example, a high-capacity active material and a porous, electrically-conductive scaffolding matrix material. The active material may store and release ions during battery operation, and may exhibit (i) a specific capacity of at least 220 mAh/g as a cathode active material or (ii) a specific capacity of at least 400 mAh/g as an anode active material. The active material may be disposed in the pores of the scaffolding matrix material. According to various designs, each composite particle may exhibit at least one material property that changes from the center to the perimeter of the scaffolding matrix material.Type: GrantFiled: June 28, 2019Date of Patent: January 25, 2022Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Eugene Berdichevsky, Alexander Jacobs, Alper Nese, Damian Harris, Bogdan Zdyrko
-
Patent number: 11214918Abstract: In an embodiment, metal-organic nanowires or nanofibers comprising polymer chains with around 100 or more repeat units are synthesized. The metal-organic nanowires or nanofibers are exposed to a reactive gas at a temperature in excess of around 100° C. and at a pressure in the range from around 0.001 to around 100 atmospheres.Type: GrantFiled: July 23, 2019Date of Patent: January 4, 2022Assignees: SILA NANOTECHNOLOGIES, INC., GEORGIA TECH RESEARCH CORPORATIONInventors: Gleb Yushin, Kostiantyn Turcheniuk, Fujia Wang
-
Patent number: 11177500Abstract: A metal-ion battery cell is provided that comprises anode and cathode electrodes, a separator, and an electrolyte. The anode electrode may, for example, have a capacity loading in the range of about 2 mAh/cm2 to about 10 mAh/cm2 and comprise anode particles that (i) have an average particle size in the range of about 0.2 microns to about 40 microns, (ii) exhibit a volume expansion in the range of about 8 vol. % to about 180 vol. % during one or more charge-discharge cycles of the battery cell, and (iii) exhibit a specific capacity in the range of about 600 mAh/g to about 2,600 mAh/g. The electrolyte may comprise, for example, (i) one or more metal-ion salts and (ii) a solvent composition that comprises one or more low-melting point solvents that each have a melting point below about ?70° C. and a boiling point above about +70° C.Type: GrantFiled: January 17, 2018Date of Patent: November 16, 2021Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Ashleigh Ward, Gregory Roberts
-
Patent number: 11177509Abstract: In an embodiment, a metal-ion battery cell comprises an anode electrode, a cathode electrode, a separator, and electrolyte ionically coupling the anode electrode and the cathode electrode. The anode electrode is a high-capacity electrode (e.g., in the range of about 2 mAh/cm2 to about 10 mAh/cm2) and the cathode electrode comprises an intercalation-type active material including at least Li, one or more metals, and oxygen. The electrolyte includes a solvent composition having low-melting point (LMP) solvent(s) in the range from about 10 vol. % to about 95 vol. % of the solvent composition.Type: GrantFiled: September 11, 2018Date of Patent: November 16, 2021Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Ashleigh Ward
-
Patent number: 11171362Abstract: In an embodiment, a metal-ion battery cell comprises an anode electrode, a cathode electrode, a separator, and electrolyte ionically coupling the anode electrode and the cathode electrode. The anode electrode is a high-capacity electrode (e.g., in the range of about 2 mAh/cm2 to about 10 mAh/cm2). The electrolyte includes a solvent composition, the solvent composition including low-melting point (LMP) solvent(s) in the range from about 10 vol. % to about 80 vol. % of the solvent composition as well as regular-melting point (RMP) solvent(s) in the range from about 20 vol. % to about 90 vol. % of the solvent composition.Type: GrantFiled: September 11, 2018Date of Patent: November 9, 2021Assignee: SILA NANOTECHNOLOGIES, INC.Inventors: Gleb Yushin, Ashleigh Ward