Patents Assigned to Encell Technology
  • IRON ELECTRODE EMPLOYING A POLYVINYL ALCOHOL BINDER
    Publication number: 20230101375
    Abstract: The present invention provides one with an iron electrode employing a binder comprised of polyvinyl alcohol (PVA) binder. In one embodiment, the invention comprises an iron based electrode comprising a single layer of a conductive substrate coated on at least one side with a coating comprising an iron active material and a binder, wherein the binder is PVA. This iron based electrode is useful in alkaline rechargeable batteries, particularly as a negative electrode in a Ni-Fe battery.
    Type: Application
    Filed: November 21, 2022
    Publication date: March 30, 2023
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene Ogg, Craig Welch, Alan Seidel
  • ELECTROLYTE FOR A NICKEL-IRON BATTERY
    Publication number: 20200358138
    Abstract: Providing is a battery comprising an iron anode, a nickel cathode, and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1-2% by weight.
    Type: Application
    Filed: July 30, 2020
    Publication date: November 12, 2020
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene Ogg, Phil Bennett, Alan Seidel, Paul Gifford
  • Nickel-iron battery with high cycle life
    Patent number: 10707537
    Abstract: The present invention provides one with a high cycle life Ni—Fe battery. The battery uses a particular electrolyte. The electrolyte comprises sodium hydroxide, as well as lithium hydroxide and sulfide. The use of the sodium hydroxide based electrolyte with the iron anode in the battery has been found to enhance the performance characteristics of the battery. The resulting characteristics of cycle life, as well as power and charge retention, are much improved over conventional Ni—Fe batteries.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: July 7, 2020
    Assignee: Encell Technology, Inc.
    Inventor: Randy Ogg
  • NICKEL-IRON BATTERY WITH A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE
    Publication number: 20190363347
    Abstract: Provided is a Ni—Fe battery comprising an iron electrode which is preconditioned prior to any charge-discharge cycle. The preconditioned iron electrode used in the Ni—Fe battery is prepared by first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface.
    Type: Application
    Filed: August 30, 2018
    Publication date: November 28, 2019
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • COATED IRON ELECTRODE AND METHOD OF MAKING SAME
    Publication number: 20190148708
    Abstract: Provided is an iron based electrode comprising a single layer of a conductive substrate coated on at least one side with a coating comprising an iron active material and a binder. The iron based electrode is useful in a Ni—Fe battery as the anode. The electrode can also be prepared by continuously coating each side of the substrate with a coating mixture comprising the iron active material and binder.
    Type: Application
    Filed: January 17, 2019
    Publication date: May 16, 2019
    Applicant: Encell Technology, Inc.
    Inventor: RANDY GENE OGG
  • PROCESS OF PREPARING A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE WITH OXIDIZING GASES
    Publication number: 20180375087
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the electrode with a gaseous oxidant to thereby create an oxidized surface. The resulting iron electrode is preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: August 30, 2018
    Publication date: December 27, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • ACCELERATED FORMATION AND INCREASED PERFORMANCE IN CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODES
    Publication number: 20180375086
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface. The resulting iron electrode is preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: August 29, 2018
    Publication date: December 27, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • NICKEL-IRON BATTERY WITH A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE
    Publication number: 20180375090
    Abstract: Provided is a Ni—Fe battery comprising an iron electrode which is preconditioned prior to any charge-discharge cycle. The preconditioned iron electrode used in the Ni—Fe battery is prepared by first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface.
    Type: Application
    Filed: August 30, 2018
    Publication date: December 27, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • PROCESS OF PREPARING A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE WITH OXIDIZING COMPOUNDS
    Publication number: 20180375091
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant solution to thereby create an oxidized surface. The resulting iron electrode is thereby preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: August 30, 2018
    Publication date: December 27, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • PROCESS OF PREPARING A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE WITH WATER
    Publication number: 20180371602
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with water to thereby create an oxidized surface. The resulting iron electrode is preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: August 30, 2018
    Publication date: December 27, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • NICKEL-IRON BATTERY WITH A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE
    Publication number: 20180366721
    Abstract: Provided is a Ni—Fe battery comprising an iron electrode which is preconditioned prior to any charge-discharge cycle. The preconditioned iron electrode used in the Ni—Fe battery is prepared by first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface.
    Type: Application
    Filed: August 29, 2018
    Publication date: December 20, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • ACCELERATED FORMATION AND INCREASED PERFORMANCE IN CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODES
    Publication number: 20180261825
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface. The resulting iron electrode is preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: May 15, 2018
    Publication date: September 13, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • ACCELERATED FORMATION AND INCREASED PERFORMANCE IN CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODES
    Publication number: 20180261826
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface. The resulting iron electrode is preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: May 15, 2018
    Publication date: September 13, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • NICKEL-IRON BATTERY WITH A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE
    Publication number: 20180219213
    Abstract: Provided is a Ni—Fe battery comprising an iron electrode which is preconditioned prior to any charge-discharge cycle. The preconditioned iron electrode used in the Ni—Fe battery is prepared by first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant to thereby create an oxidized surface.
    Type: Application
    Filed: March 28, 2018
    Publication date: August 2, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • PROCESS OF PREPARING A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE WITH WATER
    Publication number: 20180010228
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with water to thereby create an oxidized surface. The resulting iron electrode is preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: September 18, 2017
    Publication date: January 11, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • IRON ELECTRODE EMPLOYING A POLYVINYL ALCOHOL BINDER
    Publication number: 20180006296
    Abstract: The present invention provides one with an iron electrode employing a binder comprised of polyvinyl alcohol (PVA) binder. In one embodiment, the invention comprises an iron based electrode comprising a single layer of a conductive substrate coated on at least one side with a coating comprising an iron active material and a binder, wherein the binder is PVA. This iron based electrode is useful in alkaline rechargeable batteries, particularly as a negative electrode in a Ni—Fe battery.
    Type: Application
    Filed: September 6, 2016
    Publication date: January 4, 2018
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene Ogg, Craig Welch, Alan Seidel
  • BATTERY COMPRISING A COATED IRON ANODE
    Publication number: 20170237063
    Abstract: The present invention provides one with a battery having an iron anode, e.g., a Ni—Fe battery, having improved performance characteristics. The battery uses a particular electrolyte and/or battery separator. The resulting characteristics of efficiency, charge retention and cycle life are much improved over such batteries in the prior art.
    Type: Application
    Filed: September 2, 2016
    Publication date: August 17, 2017
    Applicant: Encell Technology, Inc.
    Inventor: Randy Gene Ogg
  • PROCESS OF PREPARING A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE WITH OXIDIZING GASES
    Publication number: 20170162857
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, a polyvinyl alcohol binder and sulfur, and then treating the electrode with a gaseous oxidant to thereby create an oxidized surface. The resulting iron electrode is treated prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: December 2, 2016
    Publication date: June 8, 2017
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • PROCESS OF PREPARING A CHEMICALLY PRE-FORMED (CPF) IRON NEGATIVE ELECTRODE WITH OXIDIZING COMPOUNDS
    Publication number: 20170040597
    Abstract: Provided is a process for preparing an electrode comprising an iron active material. The process comprises first fabricating an electrode comprising an iron active material, and then treating the surface of the electrode with an oxidant solution to thereby create an oxidized surface. The resulting iron electrode is thereby preconditioned prior to any charge-discharge cycle to have the assessable surface of the iron active material in the same oxidation state as in discharged iron negative electrodes active material.
    Type: Application
    Filed: October 24, 2016
    Publication date: February 9, 2017
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene OGG, Michael RODERS, Michael MEESE
  • NICKEL IRON BATTERY EMPLOYING AN UNTREATED POLYOLEFIN SEPARATOR WITH A SURFACTANT IN THE ELECTROLYTE
    Publication number: 20160372794
    Abstract: Provided is a nickel-iron battery. The battery comprises a positive nickel electrode, an iron negative electrode, an electrolyte comprising a surfactant, and a non-polar separator. In one embodiment, the non-polar separator is comprised of a polyolefin, and the surfactant comprises an anionic surfactant, a cationic surfactant or a zwitterionic surfactant.
    Type: Application
    Filed: September 2, 2016
    Publication date: December 22, 2016
    Applicant: Encell Technology, Inc.
    Inventors: Randy Gene Ogg, Alan P. Seidel