Patents by Inventor Ivana Krkljus

Ivana Krkljus 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).

  • Electrode material including lithium transition metal oxide, lithium iron phosphate, further iron-phosphorous compound. and carbon, and lithium battery including the same
    Patent number: 10446833
    Abstract: 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: Grant
    Filed: September 16, 2014
    Date of Patent: October 15, 2019
    Assignee: BASF SE
    Inventors: Ivana Krkljus, Aleksei Volkov, Carsten Sueling
  • Electrode materials, their manufacture and use
    Patent number: 10283761
    Abstract: 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: Grant
    Filed: November 2, 2015
    Date of Patent: May 7, 2019
    Assignee: BASF SE
    Inventors: Ivana Krkljus, Aleksei Volkov, Carsten Sueling
  • ELECTRODE MATERIALS, THEIR MANUFACTURE AND USE
    Publication number: 20180287154
    Abstract: 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: Application
    Filed: November 2, 2015
    Publication date: October 4, 2018
    Applicant: BASF SE
    Inventors: Ivana KRKLJUS, Aleksei VOLKOV, Carsten SUELING
  • Electrode materials for lithium ion batteries
    Patent number: 10026954
    Abstract: 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: Grant
    Filed: June 30, 2014
    Date of Patent: July 17, 2018
    Assignee: BASF SE
    Inventors: Ivana Krkljus, Aleksei Volkov, Carsten Sueling
  • Process for producing electrode materials
    Patent number: 9543574
    Abstract: The present invention relates to a process for producing electrode materials, which comprises the following steps: (a) mixing the following with one another: (A) at least one phosphorus compound, (B) at least one lithium compound, (C) at least one carbon source, (D1) at least one water-soluble iron compound in which Fe is present in the +2 or +3 oxidation state, (D2) at least one iron source which is different than (D1) and is water-insoluble and in which Fe is present in the zero, +2 or +3 oxidation state, (b) thermally treating the mixture obtained.
    Type: Grant
    Filed: April 29, 2013
    Date of Patent: January 10, 2017
    Assignee: BASF SE
    Inventors: Bastian Ewald, Ivana Krkljus, Jordan Keith Lampert
  • ELECTRODE MATERIALS FOR LITHIUM ION BATTERIES
    Publication number: 20160233488
    Abstract: 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: Application
    Filed: September 16, 2014
    Publication date: August 11, 2016
    Applicant: BASF SE
    Inventors: Ivana KRKLJUS, Aleksei VOLKOV, Carsten SUELING
  • PROCESS FOR THE PREPARATION OF AN ELECTRODE MATERIAL AND ITS USE IN LITHIUM-ION BATTERIES
    Publication number: 20160197344
    Abstract: The present invention relates to a process for the preparation of lithium iron phosphate-type electrode materials. The process comprises preparing a mixture comprising water, at least one carboxylic acid containing at least two carboxyl groups, at least one water-soluble or water-swellable organic polymer, and the precursors necessary to generate compound of general formula (I), wherein the weight ratio of the at least one carboxylic acid and the at least one water-soluble or water-swellable organic polymer is from 80:20 to 20:80, drying this mixture, and heating the dried mixture to more than 300° C.
    Type: Application
    Filed: July 30, 2014
    Publication date: July 7, 2016
    Applicant: BASF SE
    Inventor: Ivana KRKLJUS
  • ELECTRODE MATERIALS FOR LITHIUM ION BATTERIES
    Publication number: 20160006023
    Abstract: 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: Application
    Filed: June 30, 2014
    Publication date: January 7, 2016
    Applicant: BASF SE
    Inventors: Ivana KRKLJUS, Aleksei VOLKOV, Carsten SUELING
  • PROCESS FOR PRODUCING ELECTRODE MATERIALS
    Publication number: 20150118560
    Abstract: The present invention relates to a process for producing electrode materials, which comprises the following steps: (a) mixing the following with one another: (A) at least one phosphorus compound, (B) at least one lithium compound, (C) at least one carbon source, (D1) at least one water-soluble iron compound in which Fe is present in the +2 or +3 oxidation state, (D2) at least one iron source which is different than (D1) and is water-insoluble and in which Fe is present in the zero, +2 or +3 oxidation state, (b) thermally treating the mixture obtained.
    Type: Application
    Filed: April 29, 2013
    Publication date: April 30, 2015
    Applicant: BASF SE
    Inventors: Bastian Ewald, Ivana Krkljus, Jordan Keith Lampert