AU2023249345A1 - Apertured polymer sheets incorporating nanoparticles - Google Patents

Apertured polymer sheets incorporating nanoparticles Download PDF

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Publication number
AU2023249345A1
AU2023249345A1 AU2023249345A AU2023249345A AU2023249345A1 AU 2023249345 A1 AU2023249345 A1 AU 2023249345A1 AU 2023249345 A AU2023249345 A AU 2023249345A AU 2023249345 A AU2023249345 A AU 2023249345A AU 2023249345 A1 AU2023249345 A1 AU 2023249345A1
Authority
AU
Australia
Prior art keywords
nanoparticles
fibers
sheet
substrate
filter
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.)
Pending
Application number
AU2023249345A
Other languages
English (en)
Inventor
Andrew G. PLATT
Lenny POMPEO
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mativ Luxembourg SARL, LMS Technologies Inc filed Critical Mativ Luxembourg SARL
Publication of AU2023249345A1 publication Critical patent/AU2023249345A1/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
    • C08J9/008—Nanoparticles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • B01D39/20—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2055—Carbonaceous material
    • B01D39/2065—Carbonaceous material the material being fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0085—Use of fibrous compounding ingredients
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0226—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B01D2239/0233—Island-in-sea
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/025—Types of fibres, filaments or particles, self-supporting or supported materials comprising nanofibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0258—Types of fibres, filaments or particles, self-supporting or supported materials comprising nanoparticles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0407—Additives and treatments of the filtering material comprising particulate additives, e.g. adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0435—Electret
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/08—Special characteristics of binders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1225—Fibre length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B29K2067/04—Polyesters derived from hydroxycarboxylic acids
    • B29K2067/046—PLA, i.e. polylactic acid or polylactide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtration Of Liquid (AREA)
  • Laminated Bodies (AREA)
  • Electrostatic Separation (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
AU2023249345A 2022-04-08 2023-04-07 Apertured polymer sheets incorporating nanoparticles Pending AU2023249345A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202263328959P 2022-04-08 2022-04-08
US63/328,959 2022-04-08
PCT/US2023/017899 WO2023196604A1 (en) 2022-04-08 2023-04-07 Apertured polymer sheets incorporating nanoparticles

Publications (1)

Publication Number Publication Date
AU2023249345A1 true AU2023249345A1 (en) 2024-09-12

Family

ID=88239921

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2023249345A Pending AU2023249345A1 (en) 2022-04-08 2023-04-07 Apertured polymer sheets incorporating nanoparticles

Country Status (8)

Country Link
US (2) US12492292B2 (https=)
EP (1) EP4504390A4 (https=)
JP (1) JP2025514035A (https=)
KR (1) KR20250019616A (https=)
CN (1) CN119255861A (https=)
AU (1) AU2023249345A1 (https=)
CA (1) CA3248968A1 (https=)
WO (1) WO2023196604A1 (https=)

Family Cites Families (127)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963392A (en) 1973-04-04 1976-06-15 Johnson & Johnson Apparatus for preparing air-laid nonwoven webs from combined streams
US4406950A (en) 1981-07-06 1983-09-27 Precise Power Corporation Greatly prolonged period non-interruptible power supply system
US4532169A (en) 1981-10-05 1985-07-30 Ppg Industries, Inc. High performance fiber ribbon product, high strength hybrid composites and methods of producing and using same
US5753343A (en) 1992-08-04 1998-05-19 Minnesota Mining And Manufacturing Company Corrugated nonwoven webs of polymeric microfiber
US5401693A (en) 1992-09-18 1995-03-28 Schuller International, Inc. Glass fiber composition with improved biosolubility
US6169045B1 (en) 1993-11-16 2001-01-02 Kimberly-Clark Worldwide, Inc. Nonwoven filter media
US5972808A (en) 1997-01-30 1999-10-26 Aqf Technologies Llc Fibrous structures with fine particles
US6550622B2 (en) 1998-08-27 2003-04-22 Koslow Technologies Corporation Composite filter medium and fluid filters containing same
AU3354700A (en) 1999-02-02 2000-08-25 Hills, Inc. Spunbond web formation
US6520426B2 (en) 2000-01-26 2003-02-18 Spraying Systems Co. Sanitary spray nozzle for spray guns
US6628237B1 (en) 2000-03-25 2003-09-30 Marconi Communications Inc. Remote communication using slot antenna
AU2001273544A1 (en) 2000-07-18 2002-01-30 Hills, Inc. Filtration system utilizing a single valve to direct fluid streams between filter assemblies and corresponding methods
US6743273B2 (en) 2000-09-05 2004-06-01 Donaldson Company, Inc. Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
KR100406981B1 (ko) 2000-12-22 2003-11-28 한국과학기술연구원 전하 유도 방사에 의한 고분자웹 제조 장치 및 그 방법
US7438812B2 (en) 2001-04-10 2008-10-21 Parker-Hannifin Corporation Filter element and method of making
US7504348B1 (en) 2001-08-17 2009-03-17 Hills, Inc. Production of nonwoven fibrous webs including fibers with varying degrees of shrinkage
US6616734B2 (en) 2001-09-10 2003-09-09 Nanotek Instruments, Inc. Dynamic filtration method and apparatus for separating nano powders
US20030186405A1 (en) * 2002-04-01 2003-10-02 The Ohio State University Research Foundation Micro/nano-embossing process and useful applications thereof
US6861142B1 (en) 2002-06-06 2005-03-01 Hills, Inc. Controlling the dissolution of dissolvable polymer components in plural component fibers
US7252493B1 (en) 2002-10-02 2007-08-07 Hills, Inc. Temperature control system to independently maintain separate molten polymer streams at selected temperatures during fiber extrusion
US7300272B1 (en) 2003-01-23 2007-11-27 Hills, Inc. Fiber extrusion pack including split distribution plates
US20040178135A1 (en) 2003-03-13 2004-09-16 Beplate Douglas K. Filtering device incorporating nanoparticles
US20050026526A1 (en) 2003-07-30 2005-02-03 Verdegan Barry M. High performance filter media with internal nanofiber structure and manufacturing methodology
US7141518B2 (en) * 2003-10-16 2006-11-28 Kimberly-Clark Worldwide, Inc. Durable charged particle coatings and materials
US6972104B2 (en) 2003-12-23 2005-12-06 Kimberly-Clark Worldwide, Inc. Meltblown die having a reduced size
US8025960B2 (en) 2004-02-02 2011-09-27 Nanosys, Inc. Porous substrates, articles, systems and compositions comprising nanofibers and methods of their use and production
US7592277B2 (en) 2005-05-17 2009-09-22 Research Triangle Institute Nanofiber mats and production methods thereof
KR20070011489A (ko) 2004-04-13 2007-01-24 도날드슨 캄파니 인코포레이티드 액체 여과용 필터 카트리지
US7772456B2 (en) 2004-06-30 2010-08-10 Kimberly-Clark Worldwide, Inc. Stretchable absorbent composite with low superaborbent shake-out
US20060079145A1 (en) 2004-10-13 2006-04-13 Hollingsworth & Vose Company Filter media with charge stabilizing and enhancing additives
US20060089072A1 (en) 2004-10-26 2006-04-27 Reemay, Inc. Composite filtration media
US7390760B1 (en) 2004-11-02 2008-06-24 Kimberly-Clark Worldwide, Inc. Composite nanofiber materials and methods for making same
US8926933B2 (en) 2004-11-09 2015-01-06 The Board Of Regents Of The University Of Texas System Fabrication of twisted and non-twisted nanofiber yarns
US7422071B2 (en) 2005-01-31 2008-09-09 Hills, Inc. Swelling packer with overlapping petals
CN101142347B (zh) 2005-03-18 2010-05-19 戴奥伦工业纤维有限公司 聚苯硫醚单丝纱的制造方法
US8308075B2 (en) 2005-04-19 2012-11-13 Kamterter Products, Llc Systems for the control and use of fluids and particles
US7774077B1 (en) 2005-06-21 2010-08-10 Apple Inc. Sequence grabber for audio content
EP1931441B1 (en) 2005-09-12 2025-03-19 Argonide Corporation Electrostatic air filter
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
WO2007120212A2 (en) 2005-11-17 2007-10-25 George Mason Intellectual Properties, Inc. Electrospray neutralization process and apparatus for generation of nano-aerosol and nano-structured materials
JP4952227B2 (ja) 2006-01-06 2012-06-13 富士通株式会社 微粒子サイズ選別装置
EP1972437B1 (en) 2006-01-13 2016-05-11 NBC Meshtec, Inc. Filter comprising a composite material having antifouling property
WO2007109304A2 (en) 2006-03-20 2007-09-27 University Of Florida Research Foundation, Inc. Ceramic nanoparticles and methods for forming ceramic nanoparticles from electrospun nanofibers
DE102006062113A1 (de) * 2006-12-23 2008-06-26 Philipps-Universität Marburg Partikelmodifizierte Nano- und Mesofasern
US8038013B2 (en) 2007-03-06 2011-10-18 E.I. Du Pont De Nemours And Company Liquid filtration media
US7988860B2 (en) 2007-03-15 2011-08-02 Donaldson Company Inc. Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuse
US8303693B2 (en) 2007-04-26 2012-11-06 The Hong Kong Polytechnic University Nanofiber filter facemasks and cabin filters
US8632613B2 (en) 2007-12-27 2014-01-21 Kimberly-Clark Worldwide, Inc. Process for applying one or more treatment agents to a textile web
US8017534B2 (en) 2008-03-17 2011-09-13 Kimberly-Clark Worldwide, Inc. Fibrous nonwoven structure having improved physical characteristics and method of preparing
US20090266759A1 (en) 2008-04-24 2009-10-29 Clarcor Inc. Integrated nanofiber filter media
EP2145916B1 (en) * 2008-07-17 2013-06-19 W.L.Gore & Associates Gmbh Substrate coating comprising a complex of an ionic fluoropolymer and surface charged nanoparticles
US20100101413A1 (en) * 2008-08-26 2010-04-29 Nanoscale Corporation Method and apparatus for control and elimination of undesirable substances
US8267681B2 (en) 2009-01-28 2012-09-18 Donaldson Company, Inc. Method and apparatus for forming a fibrous media
WO2010098792A1 (en) 2009-02-27 2010-09-02 Exxonmobil Chemical Patents Inc. Multi-layer nonwoven in situ laminates and method of producing the same
KR101702681B1 (ko) 2009-04-06 2017-02-22 엔테그리스, 아이엔씨. 비탈습윤화 다공성 막
US20120193282A1 (en) * 2009-04-07 2012-08-02 Wolf Scot G sorbent loaded webs for gravity filtration
KR101695998B1 (ko) 2009-04-13 2017-01-23 엔테그리스, 아이엔씨. 다공성 복합막
KR101012035B1 (ko) 2009-05-19 2011-01-31 한국과학기술연구원 다기능 캐빈형 에어필터
US8501644B2 (en) 2009-06-02 2013-08-06 Christine W. Cole Activated protective fabric
US20110252970A1 (en) 2009-11-19 2011-10-20 E. I. Du Pont De Nemours And Company Filtration Media for High Humidity Environments
US20110210061A1 (en) 2010-02-26 2011-09-01 Clarcor Inc. Compressed nanofiber composite media
PL2561128T3 (pl) 2010-04-22 2015-08-31 3M Innovative Properties Co Wstęgi włókniny o strukturze włóknistej, zawierające chemicznie aktywne cząstki, a także metody ich wykonania i użycia
US8881997B2 (en) 2010-10-19 2014-11-11 West Virginia University Nanoparticle aerosol generator
US20120152821A1 (en) 2010-12-17 2012-06-21 Hollingsworth & Vose Company Fine fiber filter media and processes
WO2012137847A1 (ja) 2011-04-05 2012-10-11 ダブル・スコープ株式会社 多孔性膜およびその製造方法
US20120309246A1 (en) 2011-06-03 2012-12-06 Alexander Tseitlin Curable biopolymer nanoparticle latex binder for mineral, natural organic, or synthetic fiber products and non-woven mats
US8936878B2 (en) 2012-11-20 2015-01-20 Dreamweaver International, Inc. Methods of making single-layer lithium ion battery separators having nanofiber and microfiber components
WO2014117031A1 (en) 2013-01-24 2014-07-31 Lp Amina Llc Classifier
US9062417B2 (en) 2013-03-14 2015-06-23 Neenah Paper, Inc. Methods of molding non-woven carbon fiber mats and related molded products
EP2969040A4 (en) 2013-03-15 2016-11-09 Crosstex International Inc FACE MASK WITH ONE OR MORE NANO FIBER LAYERS
US9522357B2 (en) 2013-03-15 2016-12-20 Products Unlimited, Inc. Filtration media fiber structure and method of making same
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
WO2015031344A1 (en) 2013-08-27 2015-03-05 Georgia-Pacific Gypsum Llc Membrane-ready fibrous faced gypsum panels, apparatus, and methods
US20160229969A1 (en) * 2013-09-25 2016-08-11 Cornell University Multiblock copolymer films with inorganic nanoparticles, methods of making same, and uses thereof
US9333488B2 (en) 2013-09-30 2016-05-10 Lennox Industries Inc. Air filtration using manganese oxide
MY181278A (en) 2014-01-28 2020-12-21 Teijin Frontier Co Ltd Multilayer filter medium for filter, method for producing the same, and air filter
EP3110525A4 (en) 2014-02-28 2018-03-21 3M Innovative Properties Company Filtration medium including polymeric netting of ribbons and strands
US9777129B2 (en) 2014-04-11 2017-10-03 Georgia-Pacific Consumer Products Lp Fibers with filler
EP3155147A2 (en) 2014-06-16 2017-04-19 Groz-Beckert KG Multi-die melt blowing system for forming co-mingled structures and method thereof
WO2016114234A1 (ja) 2015-01-16 2016-07-21 株式会社日清製粉グループ本社 粉体分級装置
US20160256806A1 (en) 2015-03-06 2016-09-08 Lydall, Inc. Composite filter media including a nanofiber layer formed directly onto a conductive layer
DK3268306T3 (da) 2015-04-16 2020-04-20 Nanovapor Inc Anordning til nanopartikelgenerering
WO2017008171A1 (en) 2015-07-16 2017-01-19 Fpinnovations Filter media comprising cellulose filaments
JP6604819B2 (ja) * 2015-10-30 2019-11-13 アマノ株式会社 白金ナノ粒子担持エレクトレットフィルターの製造方法
US20170341004A1 (en) 2016-05-25 2017-11-30 Unifrax I Llc Filter element and method for making the same
US11071939B2 (en) * 2016-08-09 2021-07-27 Enverid Systems, Inc. Cartridge for airflow scrubbing systems and methods of manufacture thereof
US20180162092A1 (en) 2016-12-09 2018-06-14 The Boeing Company Fiber-modified interlayer for a composite structure and method of manufacture
US20180178149A1 (en) 2016-12-22 2018-06-28 Precision Custom Coatings, LLC Multi-layer filter fabric
WO2018156899A1 (en) 2017-02-24 2018-08-30 University Of Cincinnati Methods for manufacturing carbon nanotube (cnt) hybrid sheet and yarn by gas phase assembly, and cnt-hybrid materials
EP3385426A1 (en) 2017-04-03 2018-10-10 Lenzing Aktiengesellschaft Nonwoven cellulose fiber fabric with increased water holding capability and low basis weight
US11376534B2 (en) 2017-06-08 2022-07-05 Ascend Performance Materials Operations Llc Polyamide nanofiber nonwovens for filters
US10669659B2 (en) 2017-08-08 2020-06-02 University Of Delaware Aligned discontinuous fiber preforms, composites and systems and processes of manufacture
US10799820B2 (en) 2017-11-30 2020-10-13 Nxtano, Llc Durable nanofiber synthetic filter media
CN108004628B (zh) 2018-01-05 2021-04-02 东华大学 一种带有纳米纤维防粘连机构用于制备纳米纤维/短纤混纺纱的装置及方法
US20190218099A1 (en) 2018-01-16 2019-07-18 Lintec Of America, Inc. Nanofiber sheet assembly
KR102532936B1 (ko) 2018-07-26 2023-05-18 몰레쿠울, 인크. 유체 여과 시스템 및 사용 방법
AU2019313543B2 (en) * 2018-07-30 2025-06-26 Mativ Luxembourg Apparatus and method for making fibrous webs having isotropic structure
US20200054975A1 (en) 2018-08-20 2020-02-20 Hollingsworth & Vose Company Filter media comprising binder components
EP3656828B1 (en) * 2018-11-23 2025-09-10 3M Innovative Properties Company Co-extruded rubber-based multilayer adhesive assembly
US20200179848A1 (en) 2018-12-05 2020-06-11 Hollingsworth & Vose Company Nanofibers comprising nanoparticles
US20200270787A1 (en) 2019-02-25 2020-08-27 North Carolina State University Spunbond filters with low pressure drop and high efficiency
CN113453780A (zh) 2019-02-28 2021-09-28 富士胶片株式会社 液体过滤器及液体过滤器的制造方法
EP3986714A4 (en) * 2019-06-19 2023-06-14 Arkema, Inc. CROSS-LINKED COMPOSITE MATERIAL
ES3061111T3 (en) 2019-07-12 2026-03-31 Mativ Luxembourg Fluoroplastic support membrane
US20210070976A1 (en) 2019-09-06 2021-03-11 Neenah Gessner Gmbh Resin binder composition and filter medium comprising the resin binder composition
US20210095419A1 (en) 2019-09-27 2021-04-01 Frederick Dombrow, JR. Method of Binding Mineral Particles to Fibers
US20210121804A1 (en) 2019-10-29 2021-04-29 Nxtnano, Llc Washable hvac filter and filter media
WO2021092318A1 (en) 2019-11-08 2021-05-14 Virginia Commonwealth University Intellectual Property Foundation Removal of vocs and fine particulate matter by metal organic frameworks coated electret media (e-mofilter)
GB201916744D0 (en) * 2019-11-18 2020-01-01 Univ College Cardiff Consultants Ltd Filter element for liquid filtration
US12357932B2 (en) 2020-02-04 2025-07-15 Kuprion Inc. Air filtration media having metal nanoparticle agglomerates adhered thereto, formation thereof and use thereof
CA3076157A1 (en) 2020-03-16 2021-09-16 Rodney HERRING Mask for protecting a user from airborne pathogens
CN116194187A (zh) 2020-04-02 2023-05-30 唐纳森公司 过滤介质、复合材料以及使用该过滤介质的面罩系统
US20230311037A1 (en) 2020-07-17 2023-10-05 The Hong Kong Polytechnic University High filtration filter with disinfection, low pressure drop and reduced cake formation
WO2022045675A1 (ko) * 2020-08-25 2022-03-03 한국화학연구원 지방족 폴리에스터 섬유로 이루어진 공기정화용 웹-필름 필터 및 이의 제조방법
WO2022047421A1 (en) 2020-08-31 2022-03-03 Molekule, Inc. Air filter and filter media thereof
MX2023003856A (es) * 2020-10-01 2023-04-14 Timilon Corp Sistema de purificacion de aire.
US20220362696A1 (en) 2021-05-13 2022-11-17 Purafil, Inc. Antimicrobial filter media
US20230089270A1 (en) 2021-08-17 2023-03-23 Ishika Nag Dual application nanoparticle coated filtration system for air pollution and virus abatement
AU2023249356B2 (en) * 2022-04-08 2026-02-05 LMS Technologies, Inc. Filtration media and filters
WO2023196635A1 (en) * 2022-04-08 2023-10-12 Delstar Technologies, Inc. Filtration media incorporating nanoparticles and large linear density fibers
US12539479B2 (en) * 2022-04-08 2026-02-03 Delstar Technologies, Inc. Dual-layer gas filters and systems and methods for making the same
JP2025513027A (ja) * 2022-04-08 2025-04-22 マティヴ ルクセンブルク 機械式及び静電式フィルター媒体
US20230330585A1 (en) 2022-04-14 2023-10-19 Hollingsworth & Vose Company High efficiency filter media
EP4593983A1 (en) 2022-09-28 2025-08-06 Mativ Luxembourg Filters with electrostatic filtering capabilities
CN121568779A (zh) * 2023-08-04 2026-02-24 马蒂夫卢森堡公司 用于过滤介质的多孔膜

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