Patents by Inventor Randy E. Daughenbaugh

Randy E. Daughenbaugh 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: 10763490
    Abstract: Methods are disclosed in which an electrically conductive substrate is immersed in electrodepositable composition including graphenic carbon particles, the substrate serving as an electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises an aqueous medium, an ionic resin, and solid particles including graphenic carbon particles. The solid particles may also include lithium-containing particles.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: September 1, 2020
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Randy E. Daughenbaugh, Noel R. Vanier, Stuart D. Hellring, Cheng-Hung Hung
  • Patent number: 10748674
    Abstract: A method of producing an electrode for a lithium ion battery is disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as the electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic (meth)acrylic polymer; and (c) solid particles comprising: (i) lithium-containing particles, and (ii) electrically conductive particles, wherein the composition has a weight ratio of solid particles to ionic (meth)acrylic polymer of at least 4:1.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: August 18, 2020
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring
  • Publication number: 20200227752
    Abstract: The present invention provides a slurry composition comprising (a) a binder comprising a polymer comprising a fluocopolymer dispersed in a liquid medium; and (b) at least one conductive carbon material having a BET surface area of greater than 100 m2/g. Also provided are electrodes and electrical storage devices.
    Type: Application
    Filed: July 6, 2018
    Publication date: July 16, 2020
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Matthew Stewart, Randy E. Daughenbaugh
  • Publication number: 20200099053
    Abstract: An electrode binder of a lithium ion secondary battery comprising an aqueous dispersion of: (a) a polyvinylidene binder; (b) a (meth)acrylic polymer dispersant; (c) a crosslinking agent comprising an aminoplast and/or a polycarbodiimide; and (d) an organic diluent. The (meth)acrylic polymer dispersant is prepared from a mixture of monomers comprising one or more carboxylic acid group-containing (meth)acrylic monomers and one or more hydroxyl group-containing (meth)acrylic monomers, and carboxylic acid groups on the (meth)acrylic polymer dispersant are at least partially neutralized with a base. The binder can be used in the assembly of electrodes of lithium ion secondary batteries.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: STUART D. HELLRING, RANDY E. DAUGHENBAUGH, SHANTI SWARUP, ELLOR JAMES VAN BUSKIRK
  • Publication number: 20190006676
    Abstract: The present invention is directed to a lithium ion battery electrode slurry composition comprising: (a) an electrochemically active material capable of lithium intercalation and deintercalation; (b) a binder dispersed in an aqueous or organic medium and comprising a reaction product of a reaction mixture comprising one or more epoxy functional polymer(s) and one or more acid functional acrylic polymer(s); and (c) an electrically conductive agent. The present invention also provides an electrode comprising: (a) an electrical current collector; and (b) a cured film formed on the electrical current collector. The cured film is deposited from the slurry composition described above. Electrical storage devices prepared from the electrode are also provided.
    Type: Application
    Filed: June 30, 2017
    Publication date: January 3, 2019
    Inventors: Randy E. Daughenbaugh, SHANTI SWARUP, STUART HELLRING, ANTHONY CHASSER
  • Publication number: 20180301705
    Abstract: An electrode binder of a lithium ion battery comprising: (a) a polyvinylidene binder dispersed in an organic diluent with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion batteries.
    Type: Application
    Filed: June 20, 2018
    Publication date: October 18, 2018
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk
  • Patent number: 10033043
    Abstract: An electrode binder of a lithium ion battery comprising: (a) a polyvinylidene binder dispersed in an organic diluent with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion batteries.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: July 24, 2018
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk
  • Publication number: 20180137949
    Abstract: A method of producing an electrode for a lithium ion battery is disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as the electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic (meth)acrylic polymer; and (c) solid particles comprising: (i) lithium-containing particles, and (ii) electrically conductive particles, wherein the composition has a weight ratio of solid particles to ionic (meth)acrylic polymer of at least 4:1.
    Type: Application
    Filed: January 15, 2018
    Publication date: May 17, 2018
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring
  • Patent number: 9870844
    Abstract: A method of producing an electrode for a lithium ion battery is disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as the electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic (meth)acrylic polymer; and (c) solid particles comprising: (i) lithium-containing particles, and (ii) electrically conductive particles, wherein the composition has a weight ratio of solid particles to ionic (meth)acrylic polymer of at least 4:1.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: January 16, 2018
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring
  • Patent number: 9761903
    Abstract: Lithium ion battery electrodes including graphenic carbon particles are disclosed. Lithium ion batteries containing such electrodes are also disclosed. The graphenic carbon particles may be used in cathodes of such batteries by depositing a graphenic carbon particle-containing coating of a conductive substrate such as a metal foil The use of graphenic carbon particles in the cathodes results in improved performance of the lithium ion batteries.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: September 12, 2017
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Noel R. Vanier, Cheng-Hung Hung, John W. Burgman
  • Publication number: 20160380255
    Abstract: Methods are disclosed in which an electrically conductive substrate is immersed in electrodepositable composition including graphenic carbon particles, the substrate serving as an electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises an aqueous medium, an ionic resin, and solid particles including graphenic carbon particles. The solid particles may also include lithium-containing particles.
    Type: Application
    Filed: September 8, 2016
    Publication date: December 29, 2016
    Inventors: Randy E. Daughenbaugh, Noel R. Vanier, Stuart D. Hellring, Cheng-Hung Hung
  • Patent number: 9520591
    Abstract: Methods are disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as an electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic resin; and (c) solid particles.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: December 13, 2016
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring, Robin M. Peffer
  • Publication number: 20160308216
    Abstract: An electrode binder of a lithium ion battery comprising: (a) a polyvinylidene binder dispersed in an organic diluent with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion batteries.
    Type: Application
    Filed: June 29, 2016
    Publication date: October 20, 2016
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk
  • Patent number: 9385374
    Abstract: An electrode binder of a lithium ion battery comprising: (a) a polyvinylidene binder dispersed in an organic diluent with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion batteries.
    Type: Grant
    Filed: April 1, 2014
    Date of Patent: July 5, 2016
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk
  • Patent number: 9273399
    Abstract: Disclosed is a cathode of a lithium-ion battery having a conductive substrate, a first layer covering at least a portion of the conductive substrate comprising a pretreatment composition comprising a Group IIIB and/or Group IVB metal, and a second layer covering at least a portion of the conductive substrate and first layer, the second layer comprising a coating composition comprising a lithium-containing compound. Also disclosed is method for treating a battery cathode and a battery having the treated cathode.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: March 1, 2016
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Edward F. Rakiewicz, Kevin Thomas Sylvester, Nathan J. Silvernail
  • Publication number: 20160020455
    Abstract: Methods are disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as an electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic resin; and (c) solid particles.
    Type: Application
    Filed: September 28, 2015
    Publication date: January 21, 2016
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring, Robin M. Peffer
  • Publication number: 20150357079
    Abstract: A method of producing an electrode for a lithium ion battery is disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as the electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic (meth)acrylic polymer; and (c) solid particles comprising: (i) lithium-containing particles, and (ii) electrically conductive particles, wherein the composition has a weight ratio of solid particles to ionic (meth)acrylic polymer of at least 4:1.
    Type: Application
    Filed: August 20, 2015
    Publication date: December 10, 2015
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring
  • Patent number: 9150736
    Abstract: Methods are disclosed in which an electrically conductive substrate is immersed into an electrodepositable composition, the substrate serving as an electrode in an electrical circuit comprising the electrode and a counter-electrode immersed in the composition, a coating being applied onto or over at least a portion of the substrate as electric current is passed between the electrodes. The electrodepositable composition comprises: (a) an aqueous medium; (b) an ionic resin; and (c) solid particles.
    Type: Grant
    Filed: November 27, 2012
    Date of Patent: October 6, 2015
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Randy E. Daughenbaugh, Stuart D. Hellring, Robin M. Peffer
  • Publication number: 20150280238
    Abstract: An electrode binder of a lithium ion battery comprising: (a) a polyvinylidene binder dispersed in an organic diluent with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion batteries.
    Type: Application
    Filed: April 1, 2014
    Publication date: October 1, 2015
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk
  • Publication number: 20150280239
    Abstract: An electrode binder of a lithium ion secondary battery comprising: (a) a polyvinylidene binder dispersed in aqueous medium with (b) a (meth)acrylic polymer dispersant. The binder can be used in the assembly of electrodes of lithium ion secondary batteries.
    Type: Application
    Filed: April 1, 2014
    Publication date: October 1, 2015
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Randy E. Daughenbaugh, Shanti Swarup, Ellor James Van Buskirk