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  • Publication number: 20180290087
    Abstract: Polyethersulfone fiber webs are described.
    Type: Application
    Filed: April 11, 2017
    Publication date: October 11, 2018
    Applicant: Hollingsworth & Vose Company
    Inventors: Keith Higginson, Abdoulaye Doucouré
  • Publication number: 20050042454
    Abstract: Fuel cell gas diffusion layers are disclosed.
    Type: Application
    Filed: August 31, 2004
    Publication date: February 24, 2005
    Applicant: Hollingsworth & Vose Company
    Inventors: Shawn Zhao, Richard Gahan
  • Publication number: 20050079403
    Abstract: Fuel cell gas diffusion layers are disclosed.
    Type: Application
    Filed: September 1, 2004
    Publication date: April 14, 2005
    Applicant: Hollingsworth & Vose Company
    Inventors: Stephen Lipka, Shawn Zhao
  • Publication number: 20180133632
    Abstract: Filter media including a density variation are described.
    Type: Application
    Filed: November 11, 2016
    Publication date: May 17, 2018
    Applicant: Hollingsworth & Vose Company
    Inventors: Sandra Tripp, Juergen Battenfeld, Felix Ahrens
  • Publication number: 20140060762
    Abstract: Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
    Type: Application
    Filed: August 28, 2013
    Publication date: March 6, 2014
    Applicant: Hollingsworth & Vose Company
    Inventors: Douglas M. Guimond, Mark Snyder
  • Publication number: 20200122070
    Abstract: Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
    Type: Application
    Filed: September 25, 2019
    Publication date: April 23, 2020
    Applicant: Hollingsworth & Vose Company
    Inventors: Douglas M. Guimond, Mark Snyder
  • Publication number: 20120067814
    Abstract: Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
    Type: Application
    Filed: November 27, 2011
    Publication date: March 22, 2012
    Applicant: Hollingsworth & Vose Company
    Inventors: Douglas M. Guimond, Mark Snyder
  • Publication number: 20100116138
    Abstract: Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
    Type: Application
    Filed: June 19, 2009
    Publication date: May 13, 2010
    Applicant: Hollingsworth & Vose Company
    Inventors: Douglas M. Guimond, Mark Snyder
  • Publication number: 20110147976
    Abstract: Filter media, as well as related assemblies, systems and methods. Filter media may contain one or more layers formed of a meltblown material.
    Type: Application
    Filed: December 17, 2010
    Publication date: June 23, 2011
    Applicant: Hollingsworth & Vose Company
    Inventors: John A. Wertz, David T. Healey, William S. Freeman
  • Patent number: 8545587
    Abstract: Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
    Type: Grant
    Filed: November 27, 2011
    Date of Patent: October 1, 2013
    Assignee: Hollingsworth & Vose Company
    Inventors: Douglas M. Guimond, Mark Snyder
  • Publication number: 20100212272
    Abstract: Filter media which may be used in ASHRAE applications are described. The media include a fiber web and has desirable performance characteristics.
    Type: Application
    Filed: February 24, 2009
    Publication date: August 26, 2010
    Applicant: Hollingsworth & Vose Company
    Inventors: David F. Sealey, Marianne Lane
  • Patent number: 8357220
    Abstract: Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
    Type: Grant
    Filed: June 19, 2009
    Date of Patent: January 22, 2013
    Assignee: Hollingsworth & Vose Company
    Inventors: Douglas M. Guimond, Mark Snyder
  • Publication number: 20110287324
    Abstract: A composition including glass fibers with a surface atomic concentration of oxygen in sp3 bonds with silicon of at least about 34% wherein the fibers are formed into a battery separator.
    Type: Application
    Filed: August 5, 2010
    Publication date: November 24, 2011
    Applicant: Hollingsworth & Vose Company
    Inventors: Mohan Rajaram, George C. Zguris
  • Publication number: 20090120048
    Abstract: Filter media, as well as related assemblies, systems and methods. Filter media may contain one or more layers formed of a meltblown material.
    Type: Application
    Filed: November 7, 2008
    Publication date: May 14, 2009
    Applicant: HOLLINGSWORTH & VOSE COMPANY
    Inventors: John A. Wertz, David Thomas Healey, William S. Freeman, John L. Manns, Mark Rowlands
  • Publication number: 20120121975
    Abstract: Compositions including glass fibers with a high surface atomic percentage of oxygen bonded to silicon wherein the fibers form at least part of a battery separator or other battery component.
    Type: Application
    Filed: November 23, 2011
    Publication date: May 17, 2012
    Applicant: HOLLINGSWORTH & VOSE COMPANY
    Inventors: Mohan Rajaram, George C. Zguris
  • Publication number: 20140196424
    Abstract: The present disclosure generally relates to filter media including glass fibers. The fiber characteristics (e.g., composition, dimensions) are selected to impart the desired solubility, filtration and mechanical properties so that the filter media may be used in the desired application.
    Type: Application
    Filed: March 14, 2014
    Publication date: July 17, 2014
    Applicant: Hollingsworth & Vose Company
    Inventor: Yuri Vulfson
  • Publication number: 20200368654
    Abstract: Filter media comprising one or more layers comprising nanofibers are generally described. In some embodiments, a filter media comprises a layer comprising nanofibers. The nanofibers may comprise an elastomer, a multiblock copolymer, and/or a multiblock copolymer that is an elastomer.
    Type: Application
    Filed: May 24, 2019
    Publication date: November 26, 2020
    Applicant: Hollingsworth & Vose Company
    Inventors: Keith Higginson, Sneha Swaminathan
  • Publication number: 20100000411
    Abstract: Filter media, as well as related assemblies, systems and methods. Filter media may contain one or more layers formed of a meltblown material.
    Type: Application
    Filed: July 1, 2009
    Publication date: January 7, 2010
    Applicant: Hollingsworth & Vose Company
    Inventors: John A. Wertz, David T. Healey, William S. Freeman, John L. Manns, Mark Rowlands
  • Publication number: 20120160104
    Abstract: The present disclosure generally relates to filter media including glass fibers. The fiber characteristics (e.g., composition, dimensions) are selected to impart the desired solubility, filtration and mechanical properties so that the filter media may be used in the desired application.
    Type: Application
    Filed: December 22, 2010
    Publication date: June 28, 2012
    Applicant: Hollingsworth & Vose Company
    Inventor: Yuri Vulfson
  • Publication number: 20130071735
    Abstract: The disclosure describes compositions and methods for producing a change in the voltage at which hydrogen gas is produced in a lead acid battery. The compositions and methods relate to producing a concentration of one or more metal ions in the lead acid battery electrolyte.
    Type: Application
    Filed: September 21, 2011
    Publication date: March 21, 2013
    Applicant: Hollingsworth & Vose Company
    Inventors: John Wertz, Christopher Campion
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