Patents by Inventor Martin Schulz-Dobrick
Martin Schulz-Dobrick 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: 9449729Abstract: A process for producing electrode materials, which comprises treating a mixed oxide which comprises lithium and at least one transition metal as cations with at least one oxygen-containing organic compound of sulfur or phosphorus or a corresponding alkali metal or ammonium salt of an oxygen-containing organic compound of sulfur or phosphorus, or a fully alkylated derivative of an oxygen-containing compound of sulfur or phosphorus.Type: GrantFiled: September 20, 2011Date of Patent: September 20, 2016Assignee: BASF SEInventors: Martin Schulz-Dobrick, Bastian Ewald, Jordan Keith Lampert
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Publication number: 20160118662Abstract: Spherical particles of transition metal carbonates, transition metal hydroxides or transition metal carbonate hydroxides comprising cations of at least two transition metals selected from nickel, cobalt, manganese, titanium, vanadium, chromium and iron, wherein the concentration of at least one of the transition metal cations, plotted against the radius of the particle in question, has at least one relative extreme value which is neither in the center nor at the edge of the particle in question.Type: ApplicationFiled: May 2, 2014Publication date: April 28, 2016Applicant: BASF SEInventors: Simon SCHROEDLE, Martin SCHULZ-DOBRICK
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Publication number: 20160093881Abstract: Spherical particles comprising (A) at least one mixed transition metal hydroxide or mixed transition metal carbonate of at least 3 different transition metals selected from nickel, cobalt, manganese, iron, chromium and vanadium, (B) at least one fluoride, oxide or hydroxide of Ba, Al, Zr or Ti, where the transition metals in transition metal hydroxide (A) or transition metal carbonate (A) are predominantly in the +2 oxidation state, where fluoride (B) or oxide (B) or hydroxide (B) is present to an extent of at least 75% in an outer shell of the spherical particles in the form of domains and is encased to an extent of at least 90% by transition metal hydroxide (A) or transition metal carbonate (A).Type: ApplicationFiled: April 28, 2014Publication date: March 31, 2016Applicant: BASF SEInventors: Simon SCHROEDLE, Martin SCHULZ-DOBRICK
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Patent number: 9171652Abstract: A process for preparing transition metal mixed oxide precursors, including: (A) precipitating, from aqueous solution at a pH of 8.0 to 9.0, a compound of formula (I): M(CO3)bOc(OH)dAmBe(SO4)fXg(PO4)h??(I), wherein: M is one or more transition metals, A is sodium or potassium, B is one or more metals of groups 1 to 3, excluding Na and potassium, X is halide, nitrate or carboxylate, b is 0.75 to 0.98, c is zero to 0.50, d is zero to 0.50, where the sum (c+d) is 0.02 to 0.50, e is zero to 0.1, f is zero to 0.05, g is zero to 0.05, h is zero to 0.10, m is 0.002 to 0.1, and (B) separating the precipitated material from the mother liquor, where the particles of material of formula (I) have a spherical shape.Type: GrantFiled: November 22, 2011Date of Patent: October 27, 2015Assignee: BASF SEInventors: Martin Schulz-Dobrick, Simon Schroedle
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Patent number: 9160032Abstract: Electrochemical cells comprise (A) at least one cathode comprising at least one lithiated Mn-containing compound having an Mn content of from 60 to 80 mol %, based on transition metal in cathode (A), (B) at least one anode comprising carbon in electrically conductive form, (C) at least one electrolyte comprising (a) at least one aprotic organic solvent, (b) at least one lithium salt, and (c) at least one organic compound having at least one Si—N single bond per molecule.Type: GrantFiled: December 5, 2012Date of Patent: October 13, 2015Assignee: BASF SEInventors: Simon Schroedle, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
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Publication number: 20150280206Abstract: Process for producing cathodes Process for producing cathodes comprising a cathode material comprising (A) at least one lithiated transition metal mixed oxide, (B) carbon in an electrically conductive modification, (C) at least one binder, and also (D) at least one film, wherein (a) a mixture comprising lithiated transition metal mixed oxide (A), carbon (B) and binder (C) is applied to film (D), (b) dried, (c) compacted to such an extent that the cathode material has a density of at least 1.8 g/cm3 to obtain a compacted blank and (d) after compaction as per (c) thermally treated at a temperature in the range from 35° C. below the melting point or the softening point of binder (C) to a maximum of 5° C. below the melting point or the softening point of binder (C).Type: ApplicationFiled: October 11, 2013Publication date: October 1, 2015Applicant: BASF SEInventors: Simon Schroedle, Martin Schulz-Dobrick
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Patent number: 9090482Abstract: A process for preparing modified mixed transition metal oxides, which comprises treating a precursor of a mixed oxide which comprises lithium and at least two transition metals as cations with at least one substance which is selected from compounds of phosphorus, silicon, titanium, boron or aluminum having at least one phenoxy or alkoxy group or at least one halogen.Type: GrantFiled: September 20, 2011Date of Patent: July 28, 2015Assignee: BASF SEInventors: Martin Schulz-Dobrick, Bastian Ewald, Jordan Keith Lampert
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Patent number: 8883350Abstract: Process for preparing precursors for transition metal mixed oxides, wherein (A) an optionally basic transition metal carbonate is treated thermally at temperatures in the range from 200 to 900° C., (B) washed one or more times, and (C) then dried.Type: GrantFiled: November 22, 2011Date of Patent: November 11, 2014Assignee: BASF SEInventors: Martin Schulz-Dobrick, Simon Schrödle
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Patent number: 8709298Abstract: A compound of the general formula (I) AaMbPcOd??(I) in which the variables are each defined as follows: M is at least one transition metal selected from Co, Ni, Mn, Fe and Cr, A is Li or LixNa1-x where x is in the range from 0.2 to 1.0, a is in the range from 3.5 to 4.5, b is in the range from 0.8 to 1.2, c is in the range from 1.8 to 2.2 and d is in the range from 7.2 to 8.8.Type: GrantFiled: May 19, 2011Date of Patent: April 29, 2014Assignee: BASF SEInventors: Martin Schulz-Dobrick, Hartmut Hibst, Jordan Keith Lampert, Robert Glaum, Helmut Ehrenberg, Katharina Gerber, Markus Herklotz, Frieder Scheiba
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Publication number: 20130209896Abstract: Electrochemical cells comprise (A) at least one cathode comprising at least one lithiated Mn-containing compound having an Mn content of from 60 to 80 mol %, based on transition metal in cathode (A), (B) at least one anode comprising carbon in electrically conductive form, (C) at least one electrolyte comprising (a) at least one aprotic organic solvent, (b) at least one lithium salt, and (c) at least one organic compound having at least one Si—N single bond per molecule.Type: ApplicationFiled: December 5, 2012Publication date: August 15, 2013Inventors: Simon Schroedle, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
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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: 20130202502Abstract: A process for batchwise preparation of carbonates of at least two transition metals which may comprise hydroxide(s) of the corresponding transition metals, which comprises combining at least one aqueous solution comprising at least two transition metal salts having cations of at least two different transition metals overall with at least one solution of at least one carbonate or hydrogencarbonate of at least one alkali metal or ammonium, introducing a stirrer power of at least 0.25 W/l, and keeping the reaction volume essentially constant during the admixing with alkali metal (hydrogen)carbonate by removing liquid phase while adding solution of alkali metal (hydrogen)carbonate or alkali metal hydroxide.Type: ApplicationFiled: February 7, 2013Publication date: August 8, 2013Inventors: Martin SCHULZ-DOBRICK, Simon SCHROEDLE
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Publication number: 20130183586Abstract: A process for producing electrode materials, which comprises treating a mixed oxide which comprises Li and at least one transition metal as cations with at least one boron compound which has at least one alkoxy group or at least one halogen atom per molecule.Type: ApplicationFiled: September 9, 2011Publication date: July 18, 2013Applicant: BASF SEInventors: Martin Schulz-Dobrick, Bastian Ewald, 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
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Publication number: 20130164634Abstract: A mixture useful as an electrolyte in lithium ion batteries and use thereof are provided. Lithium ion batteries with good performance, especially good cyclability after prolonged operation are obtained. The mixture contains an aprotic organic solvent, a cyclic compound containing C1-C10-alkyl, C3-C10-cycloalkyl, benzyl or C6-C14-aryl, water, optionally an additive and a lithium salt.Type: ApplicationFiled: December 5, 2012Publication date: June 27, 2013Inventors: Simon SCHROEDLE, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
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Publication number: 20130040183Abstract: The present invention relates to electrochemical cells comprising (A) at least one cathode comprising at least one lithium ion-containing transition metal compound, (B) at least one anode, (C) at least one layer comprising (a) at least one lithium- and oxygen-containing, electrochemically active transition metal compound, and (b) optionally at least one binder, and (D) at least one electrically nonconductive, porous and ion-pervious layer positioned between cathode (A) and layer (C), and at least one electrically nonconductive, porous and ion-pervious layer positioned between anode (B) and layer (C). The present invention further relates to the use of inventive electrochemical cells, to the production thereof, and to a specific separator for the separation of a cathode and an anode in an electrochemical cell.Type: ApplicationFiled: August 6, 2012Publication date: February 14, 2013Applicant: BASF SEInventors: Klaus LEITNER, Arnd Garsuch, Oliver Gronwald, Martin Schulz-Dobrick
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Publication number: 20120251884Abstract: The present invention relates to electrochemical cells comprising (A) at least one cathode comprising at least one lithium ion-containing transition metal oxide comprising manganese as a transition metal, (B) at least one anode, and (C) at least one layer comprising (a) at least one ion exchanger in particulate form, (b) at least one binder.Type: ApplicationFiled: April 2, 2012Publication date: October 4, 2012Applicant: BASF SEInventors: Klaus LEITNER, Arnd Garsuch, Oliver Gronwald, Martin Schulz-Dobrick
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Publication number: 20120205595Abstract: Process for producing electrode materials, wherein (a) (A) iron or at least one iron compound in which Fe is present in the oxidation state zero, +2 or +3, (B) silicon or at least one silicon compound selected from among silicon halides, silicon carbide, SiO, silica gels, silicic acid and silanes having at least one alkyl group or at least one alkoxy group per molecule, (C) at least one lithium compound, (D) at least one carbon source which can be a separate carbon source or at the same time at least one iron compound (A) or silicon compound (B) or lithium compound (C), (E) optionally at least one reducing agent, (F) optionally at least one compound which has a transition metal or metal other than iron of groups 3 to 13 of the Periodic Table of the Elements, (G) optionally water or at least one organic solvent, are mixed with one another, (b) the mixture thus obtained is dried convectively and (c) thermally treated at temperatures in the range from 400 to 1200° C.Type: ApplicationFiled: February 10, 2012Publication date: August 16, 2012Applicant: BASF SEInventors: Martin SCHULZ-DOBRICK, Bastian EWALD, Hartmut HIBST, Jordan Keith LAMPERT
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Publication number: 20120177921Abstract: A process for preparing transition metal carbonates with a mean particle diameter in the range from 6 to 19 ?m (D50), which comprises combining, in a stirred vessel, at least one solution of at least one transition metal salt with at least one solution of at least one alkali metal carbonate or alkali metal hydrogencarbonate to prepare an aqueous suspension of transition metal carbonate, and, in at least one further compartment, continuously introducing a mechanical power in the range from 50 to 10 000 W/l in a proportion of the suspension in each case, based on the proportion of the suspension, and then recycling the proportion into the stirred vessel.Type: ApplicationFiled: January 6, 2012Publication date: July 12, 2012Applicant: BASF SEInventors: Martin SCHULZ-DOBRICK, Simon SCHRÖDLE
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Publication number: 20120132868Abstract: Process for preparing precursors for transition metal mixed oxides, wherein (A) an optionally basic transition metal carbonate is treated thermally at temperatures in the range from 200 to 900° C., (B) washed one or more times, and (C) then dried.Type: ApplicationFiled: November 22, 2011Publication date: May 31, 2012Applicant: BASF SEInventors: Martin SCHULZ-DOBRICK, Simon SCHRÖDLE