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: 20210367222
    Abstract: Process for making an at least partially coated electrode active material wherein said process comprises the following steps: (a) Providing an electrode active material according to general formula Li1?xTM1?xO2, wherein TM is Ni and, optionally, at least one of Co and Mn, and, optionally, at least one element selected from Al, Mg, Ba and B, transition metals other than Ni, Co, and Mn, and x is in the range of from zero to 0.2, wherein at least 50 mole-% of the transition metal of TM is Ni, (b) treating said electrode active material with an aqueous formulation containing a compound of Me wherein Me is selected from Sb, Mg, Zn, Sn, and Te, (c) separating off the water, (d) treating the residue thermally.
    Type: Application
    Filed: September 20, 2019
    Publication date: November 25, 2021
    Applicant: BASF SE
    Inventors: Zhenji HAN, Junji KASHIWAGI, Suhao WEI, Jumpei NAKAYAMA, Daisuke MORITA, Martin SCHULZ-DOBRICK
  • Publication number: 20210328218
    Abstract: Process for making a partially coated electrode active material wherein said process comprises the following steps: (a) Providing an electrode active material according to general formula Li1+1TM1?xO2, wherein TM comprises Ni and, optionally, at least one transition metal selected from Co and Mn, and, optionally, at least one element selected from Al, Mg, Ba and B, transition metals other than Ni, Co, and Mn, and x is in the range of from ?0.05 to 0.2, wherein at least 50 mole-% of the transition metal of TM is Ni, (b) treating said electrode active material with an aqueous formulation containing an inorganic aluminum compound dispersed or slurried in water, (c) separating off the water, (d) thermal treatment of the material obtained from step (c).
    Type: Application
    Filed: September 20, 2019
    Publication date: October 21, 2021
    Applicant: BASF SE
    Inventors: Christoph ERK, Zhenji HAN, Junji KASHIWAGI, Suhao WEI, Takayuki YAMAMURA, Daisuke MORITA, Martin SCHULZ-DOBRICK
  • Patent number: 11145903
    Abstract: An electrolyte composition containing at least one aprotic organic solvent; at least one conducting salt; at least one compound of formula (I) and (vi) optionally one or more additives.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: October 12, 2021
    Assignee: BASF SE
    Inventors: Zhenji Han, Takeo Fukuzumi, Eri Sawada, Martin Schulz-Dobrick, Jinbum Kim
  • Patent number: 10882878
    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: Grant
    Filed: December 19, 2018
    Date of Patent: January 5, 2021
    Assignee: BASF SE
    Inventors: Martin Schulz-Dobrick, Simon Schroedle
  • Publication number: 20200266489
    Abstract: Compounds of formula (I), wherein q is 1, 2 or 3, r is 1, 2 or 3, and Y is a q+r valent non-fluorinated alkylene group Shaving 1 to 12 C-atoms, wherein one or more CH2-units of the alkylene group which are not directly bound to CN or SO2F may be replaced by O, for use in electrolyte compositions.
    Type: Application
    Filed: December 8, 2016
    Publication date: August 20, 2020
    Applicant: BASF SE
    Inventors: Zhenji HAN, Takeo FUKUZUMI, Martin SCHULZ-DOBRICK
  • Publication number: 20200212487
    Abstract: Heterocyclic sulfonyl fluoride additives for electrolyte composition for lithium batteries An electrolyte composition containing •(i) at least one aprotic organic solvent; •(ii) at least one conducting salt; •(iii) at least one compound of formula (I) wherein R1, R2, and R3 are each independently H or a C1-C20 hydrocarbon group which may be unsubstituted or substituted by one or more substituents selected from F, CN, OS(O)2F, and S(O)2F and which may contain one or more groups selected from —O—, —S—, —C(O)O—, —OC(O)—, and —OS(O)2—; wherein at least one of R1, R2, and R3 is substituted by one or more S(O)2F groups; and •(iv) optionally one or more additives.
    Type: Application
    Filed: July 18, 2018
    Publication date: July 2, 2020
    Applicant: BASF SE
    Inventors: Zhenji HAN, Takeo FUKUZUMI, Eri SAWADA, Martin SCHULZ-DOBRICK, Jinbum KIM
  • Publication number: 20200203719
    Abstract: 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: Application
    Filed: March 4, 2020
    Publication date: June 25, 2020
    Applicant: BASF SE
    Inventors: Aleksei VOLKOV, Martin SCHULZ-DOBRICK, Simon SCHROEDLE, Jordan LAMPERT
  • Publication number: 20200091512
    Abstract: The present invention relates to an active cathode material of the general formula (I): MxNia-yM1bM2cM3yO2, in which the variables are each defined as follows: M is an alkali metal, M1 is V, Cr, Mn, Fe, Co or a mixture thereof, M2 is Ge, Sn, Ti, Zr or a mixture thereof, M3 is Mg, Zn, Cu or a mixture thereof, x is in the range from 0.5 to 0.8, a is in the range from 0.1 to 0.4, b is in the range from 0.05 to 0.7, c is in the range from 0.02 to 0.6, y is in the range from 0.05 to 0.2 wherein a+b+c=1. The present invention further relates to an electrode material comprising said active cathode material, to electrodes produced from or using said electrode material and to a rechargeable electrochemical cell comprising at least one electrode. The present invention further relates to a process for preparing said active cathode material of the general formula (I).
    Type: Application
    Filed: July 28, 2016
    Publication date: March 19, 2020
    Inventors: Martin SCHULZ-DOBRICK, Sayuri FUKUYAMA, Shinichi KOMABA, Kei KUBOTA, Takuya ASARI
  • Publication number: 20200075996
    Abstract: An electrolyte composition containing at least one aprotic organic solvent; at least one conducting salt; at least one compound of formula (I) and (vi) optionally one or more additives.
    Type: Application
    Filed: February 2, 2018
    Publication date: March 5, 2020
    Applicant: BASF SE
    Inventors: Zhenji HAN, Takeo FUKUZUMI, Eri SAWADA, Martin SCHULZ-DOBRICK, Jinbum KIM
  • Publication number: 20190348714
    Abstract: An electrolyte composition containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I); and (iv) optionally one or more additives.
    Type: Application
    Filed: January 17, 2018
    Publication date: November 14, 2019
    Applicant: BASF SE
    Inventors: Kazuki YOSHIDA, Takeo FUKUZUMI, Jinbum KIM, Eri SAWADA, Martin SCHULZ-DOBRICK
  • Publication number: 20190127408
    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: December 19, 2018
    Publication date: May 2, 2019
    Applicant: BASF SE
    Inventors: Martin SCHULZ-DOBRICK, Simon SCHROEDLE
  • Publication number: 20180254516
    Abstract: An electrochemical cell comprising (E) an anode comprising at least one anode active material; (F) a cathode comprising at least one cathode active material selected from lithium intercalating transition metal oxides with layered structure having the general formula (I) Li(1+y)[NiaCobMnc](1?y)O2+e wherein y is 0 to 0.3, a, b and c may be same or different and are independently 0 to 0.8, a+b+c=1, ?0.
    Type: Application
    Filed: September 27, 2016
    Publication date: September 6, 2018
    Applicant: Sion Power Corporation
    Inventors: Zhenji Han, Martin Schulz-Dobrick
  • Patent number: 10069144
    Abstract: 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: Grant
    Filed: May 2, 2014
    Date of Patent: September 4, 2018
    Assignee: BASF SE
    Inventors: Simon Schroedle, Martin Schulz-Dobrick
  • Publication number: 20180198163
    Abstract: A nonaqueous electrolyte composition containing at least one organic isocyanide of formula (I) R—NC, wherein: R is selected from R1, (CH2)nL, and NP(R1)3; L is selected from carboxylic ester groups, S-containing groups, N-containing groups, and P-containing groups which are substituted by one, two or three R1; R1 is selected independently from C1-C10 alkyl, C3-C10 (hetero)cycloalkyl, C2-C10 alkenyl, C3-C7 (hetero)cycloalkenyl, C2-C10 alkynyl, C5-C7 (hetero)aryl, and C6-C13 (hetero)aralkyl, and n is an integer from 1 to 10; with proviso that C3-C10 (hetero)cycloalkyl is not morpholinyl.
    Type: Application
    Filed: June 27, 2016
    Publication date: July 12, 2018
    Inventors: Masaki Sekine, Hiroyoshi Noguchi, Martin Schulz-Dobrick, Toshiyuki Edamoto, Frederick Francois Chesneau
  • Patent number: 9865865
    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: Grant
    Filed: October 11, 2013
    Date of Patent: January 9, 2018
    Assignee: BASF SE
    Inventors: Simon Schroedle, Martin Schulz-Dobrick
  • Publication number: 20170338469
    Abstract: 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: Application
    Filed: November 18, 2015
    Publication date: November 23, 2017
    Applicant: BASF SE
    Inventors: Aleksei VOLKOV, Martin SCHULZ-DOBRICK, Simon SCHROEDLE, Jordan LAMPERT
  • Patent number: 9799880
    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: Grant
    Filed: April 28, 2014
    Date of Patent: October 24, 2017
    Assignee: BASF SE
    Inventors: Simon Schroedle, Martin Schulz-Dobrick
  • Patent number: 9774057
    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, C1-C10-alkoxy, C3-C10-cycloalkyl, benzyl or C6-C14-aryl, water, optionally an additive and a lithium salt.
    Type: Grant
    Filed: December 5, 2012
    Date of Patent: September 26, 2017
    Assignee: BASF SE
    Inventors: Simon Schroedle, Jordan Keith Lampert, Martin Schulz-Dobrick, Itamar Michael Malkowsky, Arnd Garsuch, Klaus Leitner, Olaf Kutzki
  • Patent number: 9449729
    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: Grant
    Filed: September 20, 2011
    Date of Patent: September 20, 2016
    Assignee: BASF SE
    Inventors: Martin Schulz-Dobrick, Bastian Ewald, Jordan Keith Lampert
  • Publication number: 20160118662
    Abstract: 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: Application
    Filed: May 2, 2014
    Publication date: April 28, 2016
    Applicant: BASF SE
    Inventors: Simon SCHROEDLE, Martin SCHULZ-DOBRICK