AU2023249358B2 - Filtration media incorporating nanoparticles and large linear density fibers - Google Patents

Filtration media incorporating nanoparticles and large linear density fibers

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Publication number
AU2023249358B2
AU2023249358B2 AU2023249358A AU2023249358A AU2023249358B2 AU 2023249358 B2 AU2023249358 B2 AU 2023249358B2 AU 2023249358 A AU2023249358 A AU 2023249358A AU 2023249358 A AU2023249358 A AU 2023249358A AU 2023249358 B2 AU2023249358 B2 AU 2023249358B2
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AU
Australia
Prior art keywords
filter
nanoparticles
fibers
substrate
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
AU2023249358A
Other languages
English (en)
Other versions
AU2023249358A1 (en
Inventor
Yasar KIYAK
Andrew G. PLATT
Lenny POMPEO
Andrew SCARFF
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mativ Luxembourg SARL
LMS Technologies Inc
Original Assignee
Mativ Luxembourg SARL
LMS Technologies Inc
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Publication date
Application filed by Mativ Luxembourg SARL, LMS Technologies Inc filed Critical Mativ Luxembourg SARL
Publication of AU2023249358A1 publication Critical patent/AU2023249358A1/en
Application granted granted Critical
Publication of AU2023249358B2 publication Critical patent/AU2023249358B2/en
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Anticipated expiration legal-status Critical

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Classifications

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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2006—Glass or glassy material the material being particulate
    • B01D39/2013—Glass or glassy material the material being particulate otherwise bonded, e.g. by resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • B01D39/2024—Glass or glassy material the material being filamentary or fibrous otherwise bonded, e.g. by resins
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    • D10B2505/00—Industrial
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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Electrostatic Separation (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtration Of Liquid (AREA)
  • Laminated Bodies (AREA)
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Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
US12539479B2 (en) 2022-04-08 2026-02-03 Delstar Technologies, Inc. Dual-layer gas filters and systems and methods for making the same
EP4504379A4 (en) 2022-04-08 2026-04-08 Mativ Luxembourg SYSTEMS AND METHODS FOR PREPARING FIBROUS MATERIALS
KR20250019616A (ko) * 2022-04-08 2025-02-10 마티브 룩셈부르크 나노입자를 혼입한 개구형성된 중합체 시트
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100300054A1 (en) * 2009-06-02 2010-12-02 Clemson University Activated Protective Fabric
US20130030340A1 (en) * 2010-04-22 2013-01-31 3M Innovative Properties Company Nonwoven fibrous webs containing chemically active particulates and methods of making and using same
WO2021158726A1 (en) * 2020-02-04 2021-08-12 Kuprion Inc. Air filtration media having metal nanoparticle agglomerates adhered thereto, formation thereof and use thereof

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6056809A (en) * 1996-10-18 2000-05-02 Rick L. Chapman High efficiency permanent air filter and method of manufacture
US20060089072A1 (en) * 2004-10-26 2006-04-27 Reemay, Inc. Composite filtration media
US7390343B2 (en) * 2005-09-12 2008-06-24 Argonide Corporation Drinking water filtration device
US20070123130A1 (en) * 2005-11-14 2007-05-31 L&P Property Management Company Multiple-layer, multiple-denier nonwoven fiber batt
WO2011017457A2 (en) * 2009-08-04 2011-02-10 The Xextex Corporation High efficiency low pressure drop synthetic fiber based air filter made completely from post consumer waste materials
US20140196423A1 (en) * 2013-01-11 2014-07-17 American Air Filter Company Inc Tactile Air Filter Media
US9993761B2 (en) * 2013-03-15 2018-06-12 LMS Technologies, Inc. Filtration media fiber structure and method of making same
WO2015002324A1 (en) * 2013-07-05 2015-01-08 Nitto Denko Corporation Filter element for decomposing contaminants, system for decomposing contaminants and method using the system
US20180178149A1 (en) * 2016-12-22 2018-06-28 Precision Custom Coatings, LLC Multi-layer filter fabric
EP3385426A1 (en) * 2017-04-03 2018-10-10 Lenzing Aktiengesellschaft Nonwoven cellulose fiber fabric with increased water holding capability and low basis weight
US20200270787A1 (en) * 2019-02-25 2020-08-27 North Carolina State University Spunbond filters with low pressure drop and high efficiency
US20210121804A1 (en) * 2019-10-29 2021-04-29 Nxtnano, Llc Washable hvac filter and filter media
US20220362696A1 (en) * 2021-05-13 2022-11-17 Purafil, Inc. Antimicrobial filter media

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100300054A1 (en) * 2009-06-02 2010-12-02 Clemson University Activated Protective Fabric
US20130030340A1 (en) * 2010-04-22 2013-01-31 3M Innovative Properties Company Nonwoven fibrous webs containing chemically active particulates and methods of making and using same
WO2021158726A1 (en) * 2020-02-04 2021-08-12 Kuprion Inc. Air filtration media having metal nanoparticle agglomerates adhered thereto, formation thereof and use thereof

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KR20250019619A (ko) 2025-02-10

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