Patents by Inventor Susan J. Babinec

Susan J. Babinec 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).

  • Patent number: 10497916
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a current collector; a porous composite electrode layer adhered to the current collector, said electrode layer comprising at least electroactive particles and a binder; and a porous composite separator layer comprising inorganic particles substantially uniformly distributed in a polymer matrix to form nanopores and having a pore volume fraction of at least 25%, wherein the separator layer is secured to the electrode layer by a solvent weld at the interface between the two layers, said weld comprising a mixture of the binder and the polymer. Methods of making and using the assembly are also described.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: December 3, 2019
    Assignee: A123 Systems LLC
    Inventors: Gregory B. Less, Angela Knapp, Susan J. Babinec
  • Patent number: 9923180
    Abstract: Porous separators for use in electrochemical cells and methods of their manufacture are provided. The separators are porous structures comprising an electroactive material and an electronically insulating structural material, wherein the electroactive material forms a percolating path in the separator.
    Type: Grant
    Filed: June 2, 2008
    Date of Patent: March 20, 2018
    Assignee: A123 Systems LLC
    Inventors: Karen E. Thomas-Alyea, Susan J. Babinec, Richard K. Holman
  • Publication number: 20170373292
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a current collector; a porous composite electrode layer adhered to the current collector, said electrode layer comprising at least electroactive particles and a binder; and a porous composite separator layer comprising inorganic particles substantially uniformly distributed in a polymer matrix to form nanopores and having a pore volume fraction of at least 25%, wherein the separator layer is secured to the electrode layer by a solvent weld at the interface between the two layers, said weld comprising a mixture of the binder and the polymer. Methods of making and using the assembly are also described.
    Type: Application
    Filed: June 30, 2017
    Publication date: December 28, 2017
    Inventors: Gregory B. LESS, Angela KNAPP, Susan J. BABINEC
  • Patent number: 9728759
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a current collector; a porous composite electrode layer adhered to the current collector, said electrode layer comprising at least electroactive particles and a binder; and a porous composite separator layer comprising inorganic particles substantially uniformly distributed in a polymer matrix to form nanopores and having a pore volume fraction of at least 25%, wherein the separator layer is secured to the electrode layer by a solvent weld at the interface between the two layers, said weld comprising a mixture of the binder and the polymer. Methods of making and using the assembly are also described.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: August 8, 2017
    Assignee: A123 Systems LLC
    Inventors: Gregory B. Less, Angela Knapp, Susan J. Babinec
  • Patent number: 9056944
    Abstract: The present invention is directed at a binder for a battery electrode comprising an ethylene oxide-containing copolymer including a first monomer of ethylene oxide (EO) and at least one additional monomer selected from an alkylene-oxide that is different from the first monomer of EO, an alkyl glycidyl ether, or a combination thereof; wherein the ethylene oxide-containing copolymer has a weight average molecular weight less than about 200,000 g/mole (e.g., from about 10,000 to about 100,000), the molar fraction of the first monomer of EO (XEo) in the ethylene oxide-containing copolymer is greater than 0.80 (e.g., from about 0.80 to about 0.995), and the ethylene oxide-containing copolymer has a peak melting temperature (Tp), in ° C., for a selected XEO in the range of about 0.80 to about 0.995, which is below a maximum value of Tpmax, at the selected XEO, which is calculated using the equation Tpmax=(60?150 (1?XEO)).
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: June 16, 2015
    Assignee: Dow Global Technologies LLC
    Inventors: Susan J. Babinec, Houxiang Tang, Abhijit Ghosh-Dastidar, Eric P. Wasserman, Richard A. Galley, Michael M. Luong
  • Publication number: 20150072219
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a current collector; a porous composite electrode layer adhered to the current collector, said electrode layer comprising at least electroactive particles and a binder; and a porous composite separator layer comprising inorganic particles substantially uniformly distributed in a polymer matrix to form nanopores and having a pore volume fraction of at least 25%, wherein the separator layer is secured to the electrode layer by a solvent weld at the interface between the two layers, said weld comprising a mixture of the binder and the polymer. Methods of making and using the assembly are also described.
    Type: Application
    Filed: March 27, 2014
    Publication date: March 12, 2015
    Applicant: A123 SYSTEMS, LLC
    Inventors: Gregory B. LESS, Angela KNAPP, Susan J. BABINEC
  • Publication number: 20150056489
    Abstract: Electrodes with a multilayer or monolayer composite separator are described. The multilayer composite separator comprises multiple individual composite separator layers. Each individual composite separator layer comprises inorganic particulate material(s) and organic polymer(s) with different inorganic particulate material/polymer weight ratios. The multilayer composite separator layer is constructed in a way such that the composite separator layer adjacent to the electrode active material contains a higher weight percentage of the inorganic particulate material and lower weight percentage of the organic polymer than the composite separator layer outermost from the electrode current collector. Laminated cells comprising a positive electrode, a negative electrode, a laminated multilayer or monolayer composite separator layer are described, wherein at least one of the electrodes has a multilayer or monolayer composite separator disposed onto the surface of the electrode.
    Type: Application
    Filed: March 17, 2014
    Publication date: February 26, 2015
    Applicant: A123 SYSTEMS, LLC
    Inventors: Susan J. BABINEC, Gregory B. LESS, Dave VIEAU
  • Patent number: 8852787
    Abstract: An electrochemical cell, such as Li-Ion, having (a) a positive electrode; (b) a negative electrode, (c) a porous inorganic/organic composite layer interposed between the positive electrode and the negative electrode, and (d) an electrolyte comprising a lithium salt and a non-aqueous solvent. The composite layer includes inorganic nanoparticles and a binder to form a nanocomposite separator (NCS). In addition to the composite layer, the electrochemical cell includes a porous separator.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: October 7, 2014
    Assignee: A123 Systems LLC
    Inventors: Gregory B. Less, Susan J. Babinec, Gilbert N. Riley, Jr.
  • Patent number: 8697273
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a current collector; a porous composite electrode layer adhered to the current collector, said electrode layer comprising at least electroactive particles and a binder; and a porous composite separator layer comprising inorganic particles substantially uniformly distributed in a polymer matrix to form nanopores and having a pore volume fraction of at least 25%, wherein the separator layer is secured to the electrode layer by a solvent weld at the interface between the two layers, said weld comprising a mixture of the binder and the polymer. Methods of making and using the assembly are also described.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: April 15, 2014
    Assignee: A123 Systems LLC
    Inventors: Gregory B. Less, Angela Knapp, Susan J. Babinec
  • Patent number: 8697290
    Abstract: Electrodes with a multilayer or monolayer composite separator are described. The multilayer composite separator comprises multiple individual composite separator layers. Each individual composite separator layer comprises inorganic particulate material(s) and organic polymer(s) with different inorganic particulate material/polymer weight ratios. The multilayer composite separator layer is constructed in a way such that the composite separator layer adjacent to the electrode active material contains a higher weight percentage of the inorganic particulate material and lower weight percentage of the organic polymer than the composite separator layer outermost from the electrode current collector. Laminated cells comprising a positive electrode, a negative electrode, a laminated multilayer or monolayer composite separator layer are described, wherein at least one of the electrodes has a multilayer or monolayer composite separator disposed onto the surface of the electrode.
    Type: Grant
    Filed: January 12, 2010
    Date of Patent: April 15, 2014
    Assignee: A123 Systems LLC
    Inventors: Susan J. Babinec, Gregory B. Less, Dave Vieau
  • Publication number: 20130183568
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a porous composite layer having a total thickness in the range of about 4 ?m to about 50 ?m comprising inorganic particles having an average aggregate particle size in the range of about 0.5 ?m to about 6 ?m in an electrochemically stable polymer matrix.
    Type: Application
    Filed: November 18, 2010
    Publication date: July 18, 2013
    Inventors: Susan J. Babinec, Patrick Hagans, William Hicks, Yet-Ming Chiang
  • Publication number: 20120328942
    Abstract: An electrode has a front face furthest from the current collector and a back face closest to the current collector and Is disposed on the current collector, and the electrode has a primary gradient of one of a chemical, physical and performance properties of the electroactive particle composition between the front and back faces, with the proviso that the primary gradient is not a bulk porosity gradient. In some embodiments, the electrode further comprises one or more secondary gradients Imposed over the primary gradient.
    Type: Application
    Filed: March 7, 2011
    Publication date: December 27, 2012
    Applicant: A123 Systems, Inc.
    Inventors: Karen E. Thomas-Alyea, Richard K. Holman, Gilbert N. Riley, JR., Susan J. Babinec
  • Publication number: 20120189910
    Abstract: The present invention is directed to novel block copolymers and to novel polymeric electrolyte compositions, such as solid polymer electrolytes that comprises a block copolymer including a first block having a glass transition temperature greater than about 60° C. or a melting temperature greater than about 60° C., and a second block including a polyalkoxide. The polymer electrolyte composition preferably has a shear modulus, G?, measured at 1 rad/sec and about 30° C. and a conductivity, ?, measured at about 30° C., such that i) G?—? is greater than about 200 (S/cm)(dynes/cm2); and ii) G? is from about 104 to about 1010 dynes/cm2.
    Type: Application
    Filed: February 10, 2010
    Publication date: July 26, 2012
    Applicant: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Douglas A. Brune, Susan J. Babinec, Mark Newsham, H.C. Silvis, Carleton L. Gaupp, Stephanie L. Hughes, Nicole L. Wagner, Andrew G. Talik
  • Publication number: 20110318646
    Abstract: The present invention is directed at a binder for a battery electrode comprising an ethylene oxide-containing copolymer including a first monomer of ethylene oxide (EO) and at least one additional monomer selected from an alkylene-oxide that is different from the first monomer of EO, an alkyl glycidyl ether, or a combination thereof; wherein the ethylene oxide-containing copolymer has a weight average molecular weight less than about 200,000 g/mole (e.g., from about 10,000 to about 100,000), the molar fraction of the first monomer of EO (XEo) in the ethylene oxide-containing copolymer is greater than 0.80 (e.g., from about 0.80 to about 0.995), and the ethylene oxide-containing copolymer h a peak melting temperature (Tp), in ° C., for a selected XEO in the range of about 0.80 to about 0.995, which is below a maximum value of Tpmax, at the selected XEO, which is calculated using the equation Tpmax=(60?150 (1?XEO)).
    Type: Application
    Filed: February 10, 2010
    Publication date: December 29, 2011
    Applicant: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Susan J. Babinec, Houxiang Tang, Abhijit Ghosh-Dastidar, Eric P. Wasserman, Richard A. Galley, Michael M. Luong
  • Publication number: 20110274983
    Abstract: The present invention is directed to an electrolyte comprising a first phase including a porous organic microparticle; and a second phase including an ethylene oxide-containing polymer (i.e., an EOP); wherein the second phase is a continuous phase. The polymeric electrolyte compositions preferably also includes a lithium salt and optionally a solvent. The polymeric electrolyte composition may have a shear modulus, G?, measured at 1 rad/sec and about 30° C. and a conductivity, ?, measured at about 30° C., such that i) G?-? is greater than about 200 (S/cm)(dynes/cm2); and ii) G? is from about 104 to about 1010 dynes/cm2.
    Type: Application
    Filed: February 10, 2010
    Publication date: November 10, 2011
    Applicant: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Dorie J. Yontz, Douglas A. Brune, Stephanie L. Hughes, Valeriy Ginzberg, Susan J. Babinec, Sudhakar Balijepalli
  • Publication number: 20100261065
    Abstract: Electrodes with a multilayer or monolayer composite separator are described. The multilayer composite separator comprises multiple individual composite separator layers. Each individual composite separator layer comprises inorganic particulate material(s) and organic polymer(s) with different inorganic particulate material/polymer weight ratios. The multilayer composite separator layer is constructed in a way such that the composite separator layer adjacent to the electrode active material contains a higher weight percentage of the inorganic particulate material and lower weight percentage of the organic polymer than the composite separator layer outermost from the electrode current collector. Laminated cells comprising a positive electrode, a negative electrode, a laminated multilayer or monolayer composite separator layer are described, wherein at least one of the electrodes has a multilayer or monolayer composite separator disposed onto the surface of the electrode.
    Type: Application
    Filed: January 12, 2010
    Publication date: October 14, 2010
    Applicant: A123 SYSTEMS, INC.
    Inventors: Susan J. BABINEC, Gregory B. LESS, Dave VIEAU
  • Publication number: 20090155678
    Abstract: An electrode/separator assembly for use in an electrochemical cell includes a current collector; a porous composite electrode layer adhered to the current collector, said electrode layer comprising at least electroactive particles and a binder; and a porous composite separator layer comprising inorganic particles substantially uniformly distributed in a polymer matrix to form nanopores and having a pore volume fraction of at least 25%, wherein the separator layer is secured to the electrode layer by a solvent weld at the interface between the two layers, said weld comprising a mixture of the binder and the polymer. Methods of making and using the assembly are also described.
    Type: Application
    Filed: August 21, 2008
    Publication date: June 18, 2009
    Inventors: Gregory B. LESS, Angela KNAPP, Susan J. BABINEC
  • Publication number: 20090087728
    Abstract: An electrochemical cell, such as Li-Ion, having (a) a positive electrode; (b) a negative electrode, (c) a porous inorganic/organic composite layer interposed between the positive electrode and the negative electrode, and (d) an electrolyte comprising a lithium salt and a non-aqueous solvent. The composite layer includes inorganic nanoparticles and a binder to form a nanocomposite separator (NCS). In addition to the composite layer, the electrochemical cell includes a porous separator.
    Type: Application
    Filed: September 29, 2008
    Publication date: April 2, 2009
    Applicant: A123 SYSTEMS, INC.
    Inventors: Gregory B. LESS, Susan J. BABINEC, Gilbert N. RILEY, JR.
  • Publication number: 20090029261
    Abstract: Porous separators for use in electrochemical cells and methods of their manufacture are provided. The separators are porous structures comprising an electroactive material and an electronically insulating structural material, wherein the electroactive material forms a percolating path in the separator.
    Type: Application
    Filed: June 2, 2008
    Publication date: January 29, 2009
    Applicant: A123 SYSTEMS, INC.
    Inventors: Karen E. THOMAS-ALYEA, Susan J. BABINEC, Richard K. HOLMAN
  • Patent number: 7382263
    Abstract: A device useful for oral drug delivery device consisting of: (a) a capsule, tablet or pill designed to disperse in the gastrointestinal system; (b) an RFID tag positioned in the capsule, tablet or pill, the RFID tag comprising an antenna; (c) an object selected from the group consisting of a magnet, a ferromagnetic object, a ferrite object and an electromagnetic shielding object positioned within, over or adjacent the antenna of the RFID tag to alter the antenna characteristics of the RFID tag so that if the RFID tag is interrogated before the capsule, tablet or pill disperses in the gastrointestinal system, the response of the RFID tag is sufficiently altered or attenuated to determine that the capsule, tablet or pill has not dispersed in the gastrointestinal system and so that if the RFID tag is interrogated after the capsule, tablet or pill has dispersed in the gastrointestinal system, the object separates from the RFID tag so that the response of the RFID tag is sufficiently detectable to determine that t
    Type: Grant
    Filed: May 18, 2006
    Date of Patent: June 3, 2008
    Assignee: Dow Global Technologies Inc.
    Inventors: Kristine L. Danowski, Larry S. Sun, Peter K. Mercure, Robert P. Haley, Douglas P. White, Michelle A. Pressler, Susan J. Babinec, Flor A. Castillo, Jahne Simon, Paul E. Cranley, Malcolm W. Warren, II, Diedre A. Strand, Bettina M. Rosner, Robert B. Fletcher, Christopher M. Jones, Thomas H. Kalantar, Mark T. Bernius, W. Chris McDougall, Mark S. B. Felix