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).

  • Publication number: 20160093881
    Abstract: 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: Application
    Filed: April 28, 2014
    Publication date: March 31, 2016
    Applicant: BASF SE
    Inventors: Simon SCHROEDLE, Martin SCHULZ-DOBRICK
  • Patent number: 9171652
    Abstract: 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: Grant
    Filed: November 22, 2011
    Date of Patent: October 27, 2015
    Assignee: BASF SE
    Inventors: Martin Schulz-Dobrick, Simon Schroedle
  • Patent number: 9160032
    Abstract: 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: Grant
    Filed: December 5, 2012
    Date of Patent: October 13, 2015
    Assignee: BASF SE
    Inventors: Simon Schroedle, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
  • Publication number: 20150280206
    Abstract: 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: Application
    Filed: October 11, 2013
    Publication date: October 1, 2015
    Applicant: BASF SE
    Inventors: Simon Schroedle, Martin Schulz-Dobrick
  • Patent number: 9090482
    Abstract: 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: Grant
    Filed: September 20, 2011
    Date of Patent: July 28, 2015
    Assignee: BASF SE
    Inventors: Martin Schulz-Dobrick, Bastian Ewald, Jordan Keith Lampert
  • Patent number: 8883350
    Abstract: 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: Grant
    Filed: November 22, 2011
    Date of Patent: November 11, 2014
    Assignee: BASF SE
    Inventors: Martin Schulz-Dobrick, Simon Schrödle
  • Patent number: 8709298
    Abstract: 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: Grant
    Filed: May 19, 2011
    Date of Patent: April 29, 2014
    Assignee: BASF SE
    Inventors: Martin Schulz-Dobrick, Hartmut Hibst, Jordan Keith Lampert, Robert Glaum, Helmut Ehrenberg, Katharina Gerber, Markus Herklotz, Frieder Scheiba
  • Publication number: 20130209840
    Abstract: 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: Application
    Filed: February 12, 2013
    Publication date: August 15, 2013
    Inventors: Aleksei VOLKOV, Klaus Leitner, Martin Schulz-Dobrick, Jordan Keith Lampert
  • Publication number: 20130209896
    Abstract: 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: Application
    Filed: December 5, 2012
    Publication date: August 15, 2013
    Inventors: Simon Schroedle, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
  • Publication number: 20130202502
    Abstract: 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: Application
    Filed: February 7, 2013
    Publication date: August 8, 2013
    Inventors: Martin SCHULZ-DOBRICK, Simon SCHROEDLE
  • Publication number: 20130183586
    Abstract: 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: Application
    Filed: September 9, 2011
    Publication date: July 18, 2013
    Applicant: BASF SE
    Inventors: Martin Schulz-Dobrick, Bastian Ewald, Jordan Keith Lampert
  • Publication number: 20130175482
    Abstract: 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: Application
    Filed: January 2, 2013
    Publication date: July 11, 2013
    Inventors: Martin SCHULZ-DOBRICK, Aleksei Volkov, Simon Schroedle, Jordan Keith Lampert
  • Publication number: 20130164634
    Abstract: 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: Application
    Filed: December 5, 2012
    Publication date: June 27, 2013
    Inventors: Simon SCHROEDLE, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
  • Publication number: 20130040183
    Abstract: 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: Application
    Filed: August 6, 2012
    Publication date: February 14, 2013
    Applicant: BASF SE
    Inventors: Klaus LEITNER, Arnd Garsuch, Oliver Gronwald, Martin Schulz-Dobrick
  • Publication number: 20120251884
    Abstract: 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: Application
    Filed: April 2, 2012
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Klaus LEITNER, Arnd Garsuch, Oliver Gronwald, Martin Schulz-Dobrick
  • Publication number: 20120205595
    Abstract: 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: Application
    Filed: February 10, 2012
    Publication date: August 16, 2012
    Applicant: BASF SE
    Inventors: Martin SCHULZ-DOBRICK, Bastian EWALD, Hartmut HIBST, Jordan Keith LAMPERT
  • Publication number: 20120177921
    Abstract: 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: Application
    Filed: January 6, 2012
    Publication date: July 12, 2012
    Applicant: BASF SE
    Inventors: Martin SCHULZ-DOBRICK, Simon SCHRÖDLE
  • Publication number: 20120132860
    Abstract: 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: Application
    Filed: November 22, 2011
    Publication date: May 31, 2012
    Applicant: BASF SE
    Inventors: Martin SCHULZ-DOBRICK, Simon Schrödle
  • Publication number: 20120132868
    Abstract: 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: Application
    Filed: November 22, 2011
    Publication date: May 31, 2012
    Applicant: BASF SE
    Inventors: Martin SCHULZ-DOBRICK, Simon SCHRÖDLE
  • Publication number: 20120068128
    Abstract: 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: Application
    Filed: September 20, 2011
    Publication date: March 22, 2012
    Applicant: BASF SE
    Inventors: Martin Schulz-Dobrick, Bastian Ewald, Jordan Keith Lampert