Patents by Inventor Bruce A. Moyer
Bruce A. Moyer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230405490Abstract: A method for selectively removing sodium or potassium from an alkaline lithium-containing aqueous solution, the method comprising: (i) contacting the alkaline lithium-containing aqueous solution with a hydrophobic solution comprising: (a) an aqueous-insoluble hydrophobic solvent, (b) a protic ionic liquid of the formula X?Y+, wherein X? is a conjugate base of a superacid and Y+ is a protonated cation, and (c) at least one of lipophilic sodium-selective and potassium-selective complexing ligands, wherein the contacting step results in selective complexation with and removal of sodium and/or potassium ions from the lithium-containing aqueous solution into the hydrophobic solution along with simultaneous abstraction of a proton from Y+ to form Y; and (ii) separating the aqueous solution from the hydrophobic solution, wherein, in some embodiments, X? is a bis(sulfonyl)imide and Y+ is a protic ammonium species.Type: ApplicationFiled: June 20, 2023Publication date: December 21, 2023Inventors: Ilja Popovs, Mary R. Healy, Bruce A. Moyer
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Publication number: 20230053638Abstract: A compound having the following structure: wherein: R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are independently selected from (i) hydrogen atom, (ii) hydrocarbon groups (R) containing 1-30 carbon atoms and optionally substituted with one or more fluorine atoms, (iii) —OR? groups, (iv) —NR?2 groups, (v) —C(O)R? groups, and (vi) halogen atoms, wherein R? groups are independently selected from R groups and hydrogen atoms, and wherein the R group optionally includes a C(O), ether, or amino linkage; Xm? is an anionic species with a magnitude of charge m, where m is an integer of at least 1; and n is a number, provided that n×m=1. Also described herein are methods for removing one or more oxyanions from a liquid source by use of the above compound or mono-pyridyl derivative thereof.Type: ApplicationFiled: July 28, 2022Publication date: February 23, 2023Inventors: Radu Custelcean, Bruce A. Moyer, Jeffrey Einkauf
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Publication number: 20220356545Abstract: Lithium extractant compounds having the following structure: wherein: Ra and Rb are independently selected from the group consisting of hydrocarbon groups (R), —OR, —NRR?, —SR, —SO2R, —SO2NR2, —C(O)R, —C(O)OR, —C(O)NRR?, —C(S)OR, —C(O)SR, and —C(S)NRR?; R? is selected from R? groups, wherein R? is selected from H and R groups; X is O or OH; Y is C or N, wherein, when Y is N, then Ra is R. Also described are hydrophobic water-insoluble solutions containing at least one extractant compound of Formula (1). Also described is a method for extracting lithium from an aqueous solution by contacting the aqueous solution with the hydrophobic solution, and optional stripping of lithium from the hydrophobic solution by contacting the hydrophobic solution with an aqueous stripping solution.Type: ApplicationFiled: April 22, 2022Publication date: November 10, 2022Inventors: Ilja Popovs, Henry Musrock, Katherine R. Johnson, Bruce A. Moyer
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Publication number: 20220340438Abstract: A method of selectively extracting lithium from a lithium sulfate aqueous solution, the method comprising: (i) mixing an aluminum-containing sorbent material into the lithium sulfate aqueous solution to form a precursor mixture, wherein the aluminum-containing sorbent material is an aluminum hydroxide, aluminum oxide, or combination thereof; and (ii) heating the precursor mixture to a temperature of 50-200° C. to result in selective formation of a solid lithium-aluminum complex and mother liquor; and wherein the method may further comprise: (iii) recovering isolated lithium salt from the solid lithium-aluminum complex by heating the solid lithium-aluminum complex in water or aqueous solution at a temperature of 50-100° C. to result in delithiation of the solid lithium-aluminum complex with transfer of the lithium salt from the solid lithium-aluminum complex to the water or aqueous solution, along with production of aluminum hydroxide solid.Type: ApplicationFiled: April 21, 2022Publication date: October 27, 2022Inventors: M. Parans Paranthaman, Bruce A. Moyer, Tej Nath Lamichhane
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Patent number: 11365463Abstract: The disclosure concerns methods for making a composition comprising a light metal and an intermetallic comprising the light metal and a light rare earth element. The composition also may include a plurality of nanoparticles comprising an oxide of the light metal. The method includes directly reducing a light rare earth element precursor compound in a melt of the light metal, thereby forming the light rare earth element and nanoparticles of the light metal oxide.Type: GrantFiled: February 4, 2020Date of Patent: June 21, 2022Assignees: UT-Battelle, LLC, University of Tennessee Research Foundation, Eck Industries Incorporated, Iowa State University Research Foundation, Inc., Colorado School of Mines, Lawrence Livermore National Security, LLCInventors: Orlando Rios, Hunter B. Henderson, Michael S. Kesler, Bruce A. Moyer, Zachary Sims, David Weiss, Ryan Ott, Corby Anderson, Hao Cui, Scott McCall
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Publication number: 20220134291Abstract: A lithium extraction composite comprising: (i) a porous support and (ii) particles of a lithium-selective sorbent material coated on at least one surface of the support, wherein the support has a planar membrane, fiber (or rod), or tubular shape. A method for extracting and recovering a lithium salt from an aqueous solution by use of the above-described composition is also described, the method comprising (a) flowing the aqueous source solution through a first zone or over a first surface of the lithium extraction composite to result in selective lithium intercalation in the lithium-selective sorbent material in the first zone or first surface; and (b) simultaneously recovering lithium salt extracted in step (a) from said lithium-selective sorbent material by flowing an aqueous stripping solution through a second zone or over a second surface of the lithium extraction composite in which lithium ions from the first zone or first surface diffuse.Type: ApplicationFiled: January 11, 2022Publication date: May 5, 2022Applicants: UT-Battelle, LLC, All American Lithium LLCInventors: Ramesh R. Bhave, Stephen Harrison, Bruce A. Moyer, M. Parans Paranthaman
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Patent number: 11253820Abstract: A lithium extraction composite comprising: (i) a porous support and (ii) particles of a lithium-selective sorbent material coated on at least one surface of the support, wherein the support has a planar membrane, fiber (or rod), or tubular shape. A method for extracting and recovering a lithium salt from an aqueous solution by use of the above-described composition is also described, the method comprising (a) flowing the aqueous source solution through a first zone or over a first surface of the lithium extraction composite to result in selective lithium intercalation in the lithium-selective sorbent material in the first zone or first surface; and (b) simultaneously recovering lithium salt extracted in step (a) from said lithium-selective sorbent material by flowing an aqueous stripping solution through a second zone or over a second surface of the lithium extraction composite in which lithium ions from the first zone or first surface diffuse.Type: GrantFiled: March 8, 2019Date of Patent: February 22, 2022Assignees: UT-Battelle, LLC, All American Lithium LLCInventors: Ramesh R. Bhave, Stephen Harrison, Bruce A. Moyer, M. Parans Paranthaman
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Publication number: 20220002229Abstract: Rare earth extractant compounds having the following structure: wherein R1, R2, R3, and R4 are independently selected from alkyl groups containing 1-30 carbon atoms and optionally containing an ether or thioether linkage connecting between carbon atoms, provided that the total carbon atoms in R1, R2, R3, and R4 is at least 12; R5 and R6 are independently selected from hydrogen atom and alkyl groups containing 1-3 carbon atoms; and provided that at least one of the conditions (i)-(iv) apply as follows: presence of a distal branched group in at least one of R1-R4 (condition i), asymmetry in R1-R4 (condition ii), presence of amine-containing ring (condition iii), or presence of lactam ring (condition iv). Also described are hydrophobic water-insoluble solutions containing at least one extractant compound of Formula (1), as well as method for extracting rare earth elements from aqueous solution by contacting the aqueous solution with the water-insoluble solution.Type: ApplicationFiled: July 2, 2021Publication date: January 6, 2022Inventors: Santa Jansone-Popova, Ilja Popovs, Bruce A. Moyer
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Publication number: 20220002840Abstract: A method for extracting rare earth elements from aqueous solution, comprising: (i) acidifying an aqueous solution containing said rare earth elements with an inorganic acid to result in an acidified aqueous solution containing said rare earth elements and containing the inorganic acid in a concentration of 1-12 M, wherein said rare earth elements are selected from lanthanides, actinides, or combination thereof, and (ii) contacting the acidified aqueous solution with an aqueous-insoluble hydrophobic solution comprising a rare earth extractant compound dissolved in an aqueous-insoluble hydrophobic solvent to result in extraction of one or more of the rare earth elements into the aqueous-insoluble hydrophobic solution by binding of the rare earth extractant compound to the one or more rare earth elements, wherein the rare earth extractant compound has the following structure: provided that at least one of the conditions (a)-(d) applies.Type: ApplicationFiled: July 2, 2021Publication date: January 6, 2022Inventors: Santa Jansone-Popova, Kevin L. Lyon, Ilja Popovs, Bruce A. Moyer
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Patent number: 11186893Abstract: A method for extracting a rare earth element from a rare earth-containing substance, the method comprising mixing the rare earth-containing substance with a protic ionic liquid, such as: wherein R1 is selected from hydrogen atom and hydrocarbon groups containing 1 to 6 carbon atoms; R2 and R3 are independently selected from hydrocarbon groups containing 1 to 12 carbon atoms; and X? is an anionic species; to produce a composition of the formula (RE)(amide)yXz at least partially dissolved in the protic ionic liquid, wherein RE is at least one rare earth element having an atomic number selected from 39, 57-71, and 90-103; y is 2-6; z is a number that charge balances the total positive charge of RE; and the amide is the conjugate base of the cationic portion of the protic ionic liquid of Formula (1) and has the following formula:Type: GrantFiled: May 22, 2020Date of Patent: November 30, 2021Assignee: UT-Battelle, LLCInventors: John William Freiderich, Huimin Luo, Bruce A. Moyer, Sheng Dai
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Publication number: 20210355565Abstract: The disclosure concerns methods for making a composition comprising a light metal and an intermetallic comprising the light metal and a light rare earth element. The composition also may include a plurality of nanoparticles comprising an oxide of the light metal. The method includes directly reducing a light rare earth element precursor compound in a melt of the light metal, thereby forming the light rare earth element and nanoparticles of the light metal oxide.Type: ApplicationFiled: February 4, 2020Publication date: November 18, 2021Inventors: Orlando Rios, Hunter B. Henderson, Michael S. Kesler, Bruce A. Moyer, Zachary Sims, David Weiss, Ryan Ott, Corby Anderson, Hao Cui
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Patent number: 11001554Abstract: Methods for removing an oxyanion from an aqueous source containing said oxyanion, comprising contacting said aqueous source with an aqueous-insoluble hydrophobic solution containing an oxyanion extractant compound dissolved in an aqueous-insoluble hydrophobic solvent to result in formation of an oxyanion salt of said extractant compound and extraction of said oxyanion salt into said aqueous-insoluble hydrophobic solution, wherein said extraction results in an extraction affinity (D) of said oxyanion of at least 1, wherein D is the concentration ratio of said oxyanion in the organic phase divided by the concentration of said oxyanion in the aqueous phase; wherein said extractant compound has the following composition: wherein at least one of R1-R10 is or contains a hydrocarbon (R) group containing at least 4, 5, 6, 7, 8, 9, 10, 11, or 12 carbon atoms.Type: GrantFiled: March 29, 2019Date of Patent: May 11, 2021Assignee: UT-Battelle, LLCInventors: Neil J. Williams, Radu Custelcean, Charles A. Seipp, Bruce A. Moyer, Ross Ellis, Carter W. Abney
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Publication number: 20200370144Abstract: A method for extracting a rare earth element from a rare earth-containing substance, the method comprising mixing the rare earth-containing substance with a protic ionic liquid, such as: wherein R1 is selected from hydrogen atom and hydrocarbon groups containing 1 to 6 carbon atoms; R2 and R3 are independently selected from hydrocarbon groups containing 1 to 12 carbon atoms; and X? is an anionic species; to produce a composition of the formula (RE)(amide)yXz at least partially dissolved in the protic ionic liquid, wherein RE is at least one rare earth element having an atomic number selected from 39, 57-71, and 90-103; y is 2-6; z is a number that charge balances the total positive charge of RE; and the amide is the conjugate base of the cationic portion of the protic ionic liquid of Formula (1) and has the following formula:Type: ApplicationFiled: May 22, 2020Publication date: November 26, 2020Applicant: UT-Battelle, LLCInventors: John William FREIDERICH, Huimin LUO, Bruce A. MOYER, Sheng DAI
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Patent number: 10689727Abstract: A method for extracting a rare earth element from a rare earth-containing substance, the method comprising mixing the rare earth-containing substance with a protic ionic liquid, such as: wherein R1 is selected from hydrogen atom and hydrocarbon groups containing 1 to 6 carbon atoms; R2 and R3 are independently selected from hydrocarbon groups containing 1 to 12 carbon atoms; and X? is an anionic species; to produce a composition of the formula (RE)(amide)yXz at least partially dissolved in the protic ionic liquid, wherein RE is at least one rare earth element having an atomic number selected from 39, 57-71, and 90-103; y is 2-6; z is a number that charge balances the total positive charge of RE; and the amide is the conjugate base of the cationic portion of the protic ionic liquid of Formula (1) and has the following formula:Type: GrantFiled: April 22, 2016Date of Patent: June 23, 2020Assignee: UT-Battelle, LLCInventors: John William Freiderich, Huimin Luo, Bruce A. Moyer, Sheng Dai
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Publication number: 20200047124Abstract: A method of concentrating a lithium-containing aqueous solution, the method comprising: (i) providing a water-permeable structure having an inner surface and outer surface, wherein at least said outer surface is coated with a water-permeable hydrophilic polymer having a thermal stability of at least 100° C.; and (ii) flowing a lithium-containing aqueous feed solution having an initial concentration of lithium over said inner surface while said outer surface is in contact with an aqueous draw solution containing a higher overall ion concentration than said lithium-containing aqueous feed solution, to result in forward osmosis of water from said lithium-containing aqueous feed solution to said aqueous draw solution, and wherein said forward osmosis results in a lithium-containing aqueous product solution having an increased concentration of lithium relative to the initial concentration of lithium in the lithium-containing aqueous feed solution.Type: ApplicationFiled: August 8, 2019Publication date: February 13, 2020Inventors: Ramesh R. Bhave, Vishwanath Deshmane, Nicholas N. Linneen, Stephen Harrison, Mariappan Paranthaman, Bruce A. Moyer
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Publication number: 20190299124Abstract: Methods for removing an oxyanion from an aqueous source containing said oxyanion, comprising contacting said aqueous source with an aqueous-insoluble hydrophobic solution containing an oxyanion extractant compound dissolved in an aqueous-insoluble hydrophobic solvent to result in formation of an oxyanion salt of said extractant compound and extraction of said oxyanion salt into said aqueous-insoluble hydrophobic solution, wherein said extraction results in an extraction affinity (D) of said oxyanion of at least 1, wherein D is the concentration ratio of said oxyanion in the organic phase divided by the concentration of said oxyanion in the aqueous phase; wherein said extractant compound has the following composition: wherein at least one of R1-R10 is or contains a hydrocarbon (R) group containing at least 4, 5, 6, 7, 8, 9, 10, 11, or 12 carbon atoms.Type: ApplicationFiled: March 29, 2019Publication date: October 3, 2019Inventors: Neil J. Williams, Radu Custelcean, Charles A. Seipp, Bruce A. Moyer, Ross Ellis, Carter W. Abney
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Publication number: 20190275473Abstract: A lithium extraction composite comprising: (i) a porous support and (ii) particles of a lithium-selective sorbent material coated on at least one surface of the support, wherein the support has a planar membrane, fiber (or rod), or tubular shape. A method for extracting and recovering a lithium salt from an aqueous solution by use of the above-described composition is also described, the method comprising (a) flowing the aqueous source solution through a first zone or over a first surface of the lithium extraction composite to result in selective lithium intercalation in the lithium-selective sorbent material in the first zone or first surface; and (b) simultaneously recovering lithium salt extracted in step (a) from said lithium-selective sorbent material by flowing an aqueous stripping solution through a second zone or over a second surface of the lithium extraction composite in which lithium ions from the first zone or first surface diffuse.Type: ApplicationFiled: March 8, 2019Publication date: September 12, 2019Inventors: Ramesh R. Bhave, Stephen Harrison, Bruce A. Moyer, M. Parans Paranthaman
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Patent number: 10266915Abstract: A solid particulate composition useful in extracting a lithium salt from aqueous solutions, the composition comprising lithium, metal atoms, oxygen atoms, and at least one anionic species (X) selected from halide, nitrate, sulfate, carbonate and bicarbonate, all in a framework structure, wherein said metal atoms are selected from at least one of oxophilic main group metal and oxophilic transition metal atoms, provided that, if the metal atoms comprise aluminum atoms, then at least 10 mol % of said aluminum atoms are substituted with at least one metal atom selected from said at least one oxophilic main group and oxophilic transition metal atoms, other than aluminum, and wherein said lithium is present in said composition in an amount less than a saturated amount in order to permit extraction of lithium salt. Methods for extracting and recovering a lithium salt from an aqueous solution by use of the above-described composition are also described.Type: GrantFiled: April 14, 2016Date of Patent: April 23, 2019Assignees: UT-Battelle, LLC, Alger Alternative Energy, LLCInventors: Mariappan Parans Paranthaman, Ramesh R. Bhave, Bruce A. Moyer, Stephen Harrison
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Publication number: 20170306439Abstract: A method for extracting a rare earth element from a rare earth-containing substance, the method comprising mixing the rare earth-containing substance with a protic ionic liquid, such as: wherein R1 is selected from hydrogen atom and hydrocarbon groups containing 1 to 6 carbon atoms; R2 and R3 are independently selected from hydrocarbon groups containing 1 to 12 carbon atoms; and X? is an anionic species; to produce a composition of the formula (RE)(amide)yXz at least partially dissolved in the protic ionic liquid, wherein RE is at least one rare earth element having an atomic number selected from 39, 57-71, and 90-103; y is 2-6; z is a number that charge balances the total positive charge of RE; and the amide is the conjugate base of the cationic portion of the protic ionic liquid of Formula (1) and has the following formula:Type: ApplicationFiled: April 22, 2016Publication date: October 26, 2017Inventors: John William FREIDERICH, Huimin LUO, Bruce A. MOYER, Sheng DAI
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Publication number: 20170298475Abstract: A solid particulate composition useful in extracting a lithium salt from aqueous solutions, the composition comprising lithium, metal atoms, oxygen atoms, and at least one anionic species (X) selected from halide, nitrate, sulfate, carbonate and bicarbonate, all in a framework structure, wherein said metal atoms are selected from at least one of oxophilic main group metal and oxophilic transition metal atoms, provided that, if the metal atoms comprise aluminum atoms, then at least 10 mol % of said aluminum atoms are substituted with at least one metal atom selected from said at least one oxophilic main group and oxophilic transition metal atoms, other than aluminum, and wherein said lithium is present in said composition in an amount less than a saturated amount in order to permit extraction of lithium salt. Methods for extracting and recovering a lithium salt from an aqueous solution by use of the above-described composition are also described.Type: ApplicationFiled: April 14, 2016Publication date: October 19, 2017Inventors: Mariappan Parans PARANTHAMAN, Ramesh R. Bhave, Bruce A. Moyer, Stephen Harrison