Patents by Inventor Aleksei Volkov
Aleksei Volkov 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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Patent number: 11670760Abstract: The present invention is directed towards a process for making a lithiated transition metal oxide, said process comprising the following steps: (a) providing a precursor selected from mixed oxides, hydroxides, oxyhydroxides, and carbonates of nickel and at least one transition metal selected from manganese and cobalt, wherein at least 45 mole-% of the cations of the precursor are Ni cations, (b) mixing said precursor with at least one lithium salt selected from LiOH, Li2O, Li2CO3, and LiNO3, thereby obtaining a mixture, (c) adding at least one phosphorus compound of general formula (I) XyH3-yPO4??(I) wherein X is selected from NH4 and Li, y is 1 or 2, to the mixture obtained in step (b), wherein steps (b) and (c) may be performed consecutively or simultaneously, (d) treating the mixture so obtained at a temperature in the range of from 650 to 950° C.Type: GrantFiled: March 4, 2020Date of Patent: June 6, 2023Inventors: Aleksei Volkov, Martin Schulz-Dobrick, Simon Schroedle, Jordan Lampert
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Patent number: 11165063Abstract: Process for making a particulate material of general formula (I), Li1+x(NiaCobMncMd)1?xO2??(I) wherein the integers are defined as follows: M is selected from Al and Ti, x is in the range of from 0.015 to 0.03, a is in the range of from 0.3 to 0.6, b is in the range of from 0.05 to 0.35, c is in the range of from 0.2 to 0.5, d is in the range of from 0.001 to 0.Type: GrantFiled: July 12, 2019Date of Patent: November 2, 2021Assignee: BASF SEInventors: Aleksei Volkov, Jordan Lampert, Thomas Michael Ryll, Ji-Yong Shin, Markus Hoelzle, Michael Eder
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Patent number: 10707486Abstract: The present invention is directed towards a process for making a particulate material according to the general formula (I): NiaCObMncMd(O)x(OH)y, wherein M is selected from Al and Ti, x is in the range of from 0.01 to 0.9, y is in the range of from 1.1 to 1.99, a is in the range of from 0.3 to 0.85, b is in the range of from 0.05 to 0.4, c is in the range of from 0.1 to 0.5, d is in the range of from 0.001 to 0.03, with a+b+c+d=1 said process comprising the following steps: (a) providing an aqueous slurry of particles of aluminum hydroxide or titanium dioxide, (b) adding an aqueous solution of water-soluble salts of nickel, cobalt and manganese and a solution of alkali metal hydroxide to the slurry according to step (a), thereby co-precipitating a layer of a mixed hydroxide of nickel and cobalt and manganese hydroxide on the particles according to step (a), (c) removing particles of (NiaCObMncAld)(OH)2+d or (NiaCObMncTid)(OH)2+2d so obtained and drying them in the presence of oxygen.Type: GrantFiled: August 10, 2016Date of Patent: July 7, 2020Assignee: BASF SEInventors: Simon Schroedle, Thomas Michael Ryll, Aleksei Volkov, Ji-Yong Shin, Jordan K. Lampert
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Publication number: 20200203719Abstract: The present invention is directed towards a process for making a lithiated transition metal oxide, said process comprising the following steps: (a) providing a precursor selected from mixed oxides, hydroxides, oxyhydroxides, and carbonates of nickel and at least one transition metal selected from manganese and cobalt, wherein at least 45 mole-% of the cations of the precursor are Ni cations, (b) mixing said precursor with at least one lithium salt selected from LiOH, Li2O, Li2CO3, and LiNO3, thereby obtaining a mixture, (c) adding at least one phosphorus compound of general formula (I) XyH3-yPO4??(I) wherein X is selected from NH4 and Li, y is 1 or 2, to the mixture obtained in step (b), wherein steps (b) and (c) may be performed consecutively or simultaneously, (d) treating the mixture so obtained at a temperature in the range of from 650 to 950° C.Type: ApplicationFiled: March 4, 2020Publication date: June 25, 2020Applicant: BASF SEInventors: Aleksei VOLKOV, Martin SCHULZ-DOBRICK, Simon SCHROEDLE, Jordan LAMPERT
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Publication number: 20200161652Abstract: Process for making an electrode active material according to general formula Li1+?TM1??O2, wherein TM is a combination of Mn, Co and Ni in combination with at least one more metal selected from Al, Ti, and W, wherein at least 60 mole-% of TM is Ni, the percentage referring to the sum of Ni, Co and Mn, and x is in the range of from zero to 0.2, said process comprising the following steps: (a) mixing (A) a mixed oxide or oxyhydroxide of Mn, Co and Ni, (B) at least one lithium compound selected from lithium hydroxide, lithium oxide and lithium carbonate, and (C) an oxide, hydroxide or oxyhydroxide of Al, Ti or W, (b) Subjecting said mixture to heat treatment at a temperature in the range of from 700 to 1000° C.Type: ApplicationFiled: July 5, 2018Publication date: May 21, 2020Applicant: BASF SEInventors: Christoph ERK, Thomas Michael RYLL, Aleksei VOLKOV, Brandon Ray LONG, Jacob HAAG
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Publication number: 20190386305Abstract: Process for making a particulate material of general formula (I), Li1+x(NiaCobMncMd)1?xO2??(I) wherein the integers are defined as follows: M is selected from Al and Ti, x is in the range of from 0.015 to 0.03, a is in the range of from 0.3 to 0.6, b is in the range of from 0.05 to 0.35, c is in the range of from 0.2 to 0.5, d is in the range of from 0.001 to 0.Type: ApplicationFiled: July 12, 2019Publication date: December 19, 2019Applicant: BASF SEInventors: Aleksei VOLKOV, Jordan LAMPERT, Thomas Michael RYLL, Ji-Yong SHIN, Markus HOELZLE, Michael EDER
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Patent number: 10468678Abstract: Process for making a particulate material of general formula (I), wherein the integers are defined as follows: M is selected from Al and Ti, x is in the range of from 0.015 to 0.03, a is in the range of from 0.3 to 0.6, b is in the range of from 0.05 to 0.35, c is in the range of from 0.2 to 0.5, d is in the range of from 0.001 to 0.Type: GrantFiled: June 19, 2015Date of Patent: November 5, 2019Assignee: BASF SEInventors: Aleksei Volkov, Jordan Lampert, Thomas Michael Ryll, Ji-Yong Shin, Markus Hoelzle, Michael Eder
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Patent number: 10446833Abstract: Electrode materials comprising (a) at least one compound of general formula (I) Li(1+x)[NiaCObMncM1d](1-x)O2 (I) the integers being defined as follows: x is in the range of from 0.01 to 0.05, a is in the range of from 0.3 to 0.6, b is in the range of from zero to 0.35, c is in the range of from 0.2 to 0.6, d is in the range of from zero to 0.05, a+b+c+d=1 M1 is at least one metal selected from Ca, Zn, Fe, Ti, Ba, Al, (b) at least one compound of general formula (II) LiFe(1-x)M2yPO4 (II) y is in the range of from zero to 0.8 M2 is at least one element selected from Ti, Co, Mn, Ni, V, Mg, Nd, Zn and Y, that contains at least one further iron-phosphorous compound, in form of a solid solution in compound (b) or in domains, (c) carbon in electrically conductive modification.Type: GrantFiled: September 16, 2014Date of Patent: October 15, 2019Assignee: BASF SEInventors: Ivana Krkljus, Aleksei Volkov, Carsten Sueling
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Patent number: 10283761Abstract: Electrode material comprising (a) at least one compound of general formula (I) LiFe(1-y)M1yPO4 (I) y is in the range of from zero to 0.4 M1 is at least one element selected from Co, Mn, Ni, V, Mg, Nd, Zn and Y, that contains at least one further iron-phosphorous compound, and in the range of from 0.05 to 0.25% by weight of sulphur and in the range of from 0.003 to 0.5% by weight of Ti, (b) carbon in electrically conductive modification.Type: GrantFiled: November 2, 2015Date of Patent: May 7, 2019Assignee: BASF SEInventors: Ivana Krkljus, Aleksei Volkov, Carsten Sueling
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Publication number: 20180358615Abstract: The present invention is directed towards a process for making a particulate material according to the general formula (I): NiaCObMncMd(O)x(OH)y, wherein M is selected from Al and Ti, x is in the range of from 0.01 to 0.9, y is in the range of from 1.1 to 1.99, a is in the range of from 0.3 to 0.85, b is in the range of from 0.05 to 0.4, c is in the range of from 0.1 to 0.5, d is in the range of from 0.001 to 0.03, with a+b+c+d=1 said process comprising the following steps: (a) providing an aqueous slurry of particles of aluminum hydroxide or titanium dioxide, (b) adding an aqueous solution of water-soluble salts of nickel, cobalt and manganese and a solution of alkali metal hydroxide to the slurry according to step (a), thereby co-precipitating a layer of a mixed hydroxide of nickel and cobalt and manganese hydroxide on the particles according to step (a), (c) removing particles of (NiaCObMncAld)(OH)2+d or (NiaCObMncTid)(OH)2+2d so obtained and drying them in the presence of oxygen.Type: ApplicationFiled: August 10, 2016Publication date: December 13, 2018Applicant: BASF SEInventors: Simon SCHROEDLE, Thomas Michael RYLL, Aleksei VOLKOV, Ji-Yong SHIN, Jordan K. LAMPERT
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Publication number: 20180287154Abstract: Electrode material comprising (a) at least one compound of general formula (I) LiFe(1-y)M1yPO4 (I) y is in the range of from zero to 0.4 M1 is at least one element selected from Co, Mn, Ni, V, Mg, Nd, Zn and Y, that contains at least one further iron-phosphorous compound, and in the range of from 0.05 to 0.25% by weight of sulphur and in the range of from 0.003 to 0.5% by weight of Ti, (b) carbon in electrically conductive modification.Type: ApplicationFiled: November 2, 2015Publication date: October 4, 2018Applicant: BASF SEInventors: Ivana KRKLJUS, Aleksei VOLKOV, Carsten SUELING
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Patent number: 10026954Abstract: Electrode materials comprising (a) at least one component of general formula (I) Li(1+x)[NiaCObMncM1d](1?x)O2 (I) the integers being defined as follows: x is in the range of from 0.01 to 0.05, a is in the range of from 0.3 to 0.6, b is in the range of from zero to 0.35, c is in the range of from 0.2 to 0.6, d is in the range of from zero to 0.05, a+b+c+d=1 M1 is at least one metal selected from Ca, Zn, Fe, Ti, Ba, Al, (b) at least one component of general formula (II) LiFe(1?y)M2yPO4.m lithium phosphate (II) y is in the range of from zero to 0.8 M2 is at least one element selected from Co, Mn, Ni, V, Mg, Nd, Zn, and Y, m is selected from 0.01 to 0.15 (c) carbon in electrically conductive modification.Type: GrantFiled: June 30, 2014Date of Patent: July 17, 2018Assignee: BASF SEInventors: Ivana Krkljus, Aleksei Volkov, Carsten Sueling
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Publication number: 20180114985Abstract: Li1+x(NiaCobMncMd)1?xO2 ??(I) Process for making a particulate material of general formula (I), wherein the integers are defined as follows: M is selected from Al and Ti, x is in the range of from 0.015 to 0.03, a is in the range of from 0.3 to 0.6, b is in the range of from 0.05 to 0.35, c is in the range of from 0.2 to 0.5, d is in the range of from 0.001 to 0.Type: ApplicationFiled: June 19, 2015Publication date: April 26, 2018Applicant: BASF SEInventors: Aleksei VOLKOV, Jordan LAMPERT, Thomas Michael RYLL, Ji-Yong SHIN, Markus HOELZLE, Michael EDER
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Publication number: 20170338469Abstract: The present invention is directed towards a process for making a lithiated transition metal oxide, said process comprising the following steps: (a) providing a precursor selected from mixed oxides, hydroxides, oxyhydroxides, and carbonates of nickel and at least one transition metal selected from manganese and cobalt, wherein at least 45 mole-% of the cations of the precursor are Ni cations, (b) mixing said precursor with at least one lithium salt selected from LiOH, Li2O, Li2CO3, and LiNO3, thereby obtaining a mixture, (c) adding at least one phosphorus compound of general formula (I) XyH3?yPO4 (I) wherein X is selected from NH4 and Li, y is 1 or 2, to the mixture obtained in step (b), wherein steps (b) and (c) may be performed consecutively or simultaneously, treating the mixture so obtained at a temperature in the range of from 650 to 950° C.Type: ApplicationFiled: November 18, 2015Publication date: November 23, 2017Applicant: BASF SEInventors: Aleksei VOLKOV, Martin SCHULZ-DOBRICK, Simon SCHROEDLE, Jordan LAMPERT
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Publication number: 20170069911Abstract: Process for making a fluorinated lithiated transition metal oxide, comprising the step of treating a lithiated transition metal oxide containing at least two different transition metal cations and, as an impurity, at least one lithium compound selected from lithium hydroxide, lithium oxide and lithium carbonate and from combinations of at least two thereof, with at least one fluorine compound selected from HF, NH4F and (NH4)3AlF6.Type: ApplicationFiled: February 17, 2015Publication date: March 9, 2017Applicant: BASF SEInventors: Aleksei VOLKOV, Bernhard MIENTUS, Simon SCHROEDLE, Jordan Keith LAMPERT
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Publication number: 20160233488Abstract: Electrode materials comprising (a) at least one compound of general formula (I) Li(1+x)[NiaCObMncM1d](1-x)O2 (I) the integers being defined as follows: x is in the range of from 0.01 to 0.05, a is in the range of from 0.3 to 0.6, b is in the range of from zero to 0.35, c is in the range of from 0.2 to 0.6, d is in the range of from zero to 0.05, a+b+c+d=1 M1 is at least one metal selected from Ca, Zn, Fe, Ti, Ba, Al, (b) at least one compound of general formula (II) LiFe(1-x)M2yPO4 (II) y is in the range of from zero to 0.8 M2 is at least one element selected from Ti, Co, Mn, Ni, V, Mg, Nd, Zn and Y, that contains at least one further iron-phosphorous compound, in form of a solid solution in compound (b) or in domains, (c) carbon in electrically conductive modification.Type: ApplicationFiled: September 16, 2014Publication date: August 11, 2016Applicant: BASF SEInventors: Ivana KRKLJUS, Aleksei VOLKOV, Carsten SUELING
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Publication number: 20160126548Abstract: Spherical particles comprising a lithiated mixed transition metal oxide comprising nickel, cobalt and manganese and optionally at least one further transition metal, each in cationic form, wherein the carbonate content, calculated as Li2CO3, is in the range from 0.01 to 0.3% by weight, based on overall particles, and the proportion of nickel, plotted against the radius of the particles in question, in the outer region of the particles is at least 10 mol % below the proportion in the core, and the manganese content, plotted against the radius of the particles in question, in the outer region of the particles is at least 10 mol % above the proportion in the core, and where mol % are based on the total transition metal content.Type: ApplicationFiled: April 30, 2014Publication date: May 5, 2016Applicant: BASF SEInventors: Simon SCHROEDLE, Oliver WAGNER, Kai DOERING, Aleksei VOLKOV
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Publication number: 20160006023Abstract: Electrode materials comprising (a) at least one component of general formula (I) Li(1+x)[NiaCObMncM1d](1?x)O2 (I) the integers being defined as follows: x is in the range of from 0.01 to 0.05, a is in the range of from 0.3 to 0.6, b is in the range of from zero to 0.35, c is in the range of from 0.2 to 0.6, d is in the range of from zero to 0.05, a+b+c+d=1 M1 is at least one metal selected from Ca, Zn, Fe, Ti, Ba, Al, (b) at least one component of general formula (II) LiFe(1?y)M2yPO4.m lithium phosphate (II) y is in the range of from zero to 0.8 M2 is at least one element selected from Co, Mn, Ni, V, Mg, Nd, Zn, and Y, m is selected from 0.01 to 0.15 (c) carbon in electrically conductive modification.Type: ApplicationFiled: June 30, 2014Publication date: January 7, 2016Applicant: BASF SEInventors: Ivana KRKLJUS, Aleksei VOLKOV, Carsten SUELING
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Publication number: 20130209840Abstract: Particles comprising a mixed oxide of the general formula (I) Li1+aNibCocMndOz??(I) in which the variables are each defined as follows: b is a number in the range from 0.25 to 0.45 c is a number in the range from 0.15 to 0.25 d=1?b?c, (1+a) is in the range from 1.05 to 1.20, 1.8+a?z?2.2+a, the particles having been fully or partially coated with one or more fluorides; and also a process for producing inventive particles and use of inventive particles.Type: ApplicationFiled: February 12, 2013Publication date: August 15, 2013Inventors: Aleksei VOLKOV, Klaus Leitner, Martin Schulz-Dobrick, Jordan Keith Lampert
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Publication number: 20130175482Abstract: A material of the general formula (I) LixNiaCobMncOz ??(I) in which the variables are each defined as follows: 0.2?a?0.5, 0.0?b?0.4, 0.4?c?0.65, 1.1?x?1.3, x+a+b+c?0.2?z?x+a+b+c+0.2 and a+b+c=1 where c/a?1.2, and where the material has a BET surface area of at least 3 m2/g, and production of the inventive materials and use thereof.Type: ApplicationFiled: January 2, 2013Publication date: July 11, 2013Inventors: Martin SCHULZ-DOBRICK, Aleksei Volkov, Simon Schroedle, Jordan Keith Lampert