DK4376978T3 - Sammensat filtreringsmedium og fremgangsmåde til fremstilling deraf - Google Patents

Sammensat filtreringsmedium og fremgangsmåde til fremstilling deraf Download PDF

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Publication number
DK4376978T3
DK4376978T3 DK22744312.4T DK22744312T DK4376978T3 DK 4376978 T3 DK4376978 T3 DK 4376978T3 DK 22744312 T DK22744312 T DK 22744312T DK 4376978 T3 DK4376978 T3 DK 4376978T3
Authority
DK
Denmark
Prior art keywords
making
same
filtration medium
composite filtration
composite
Prior art date
Application number
DK22744312.4T
Other languages
English (en)
Inventor
Valentina Sabatini
Martina Simone
Carmine Lucignano
Paolo Canonico
Original Assignee
Saati Spa
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 Saati Spa filed Critical Saati Spa
Application granted granted Critical
Publication of DK4376978T3 publication Critical patent/DK4376978T3/da

Links

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
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • 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
    • 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
    • B01D2239/0291—Types of fibres, filaments or particles, self-supporting or supported materials comprising swelling polymers
    • 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
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • 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
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0428—Rendering the filter material hydrophobic
    • 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
    • B01D2239/0442—Antimicrobial, antibacterial, antifungal additives
    • 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
    • B01D2239/0631—Electro-spun
    • 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
    • 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
    • B01D2239/10—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
    • B01D2239/1216—Pore size
    • 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
    • B01D2239/1258—Permeability
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces
    • H04R1/086—Protective screens, e.g. all weather or wind screens

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Woven Fabrics (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Artificial Filaments (AREA)
DK22744312.4T 2021-07-27 2022-07-14 Sammensat filtreringsmedium og fremgangsmåde til fremstilling deraf DK4376978T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102021000019997A IT202100019997A1 (it) 2021-07-27 2021-07-27 Mezzo filtrante composito e metodo per la sua produzione
PCT/IB2022/056497 WO2023007296A1 (en) 2021-07-27 2022-07-14 Composite filtering medium and method for production thereof

Publications (1)

Publication Number Publication Date
DK4376978T3 true DK4376978T3 (da) 2025-04-28

Family

ID=78649555

Family Applications (1)

Application Number Title Priority Date Filing Date
DK22744312.4T DK4376978T3 (da) 2021-07-27 2022-07-14 Sammensat filtreringsmedium og fremgangsmåde til fremstilling deraf

Country Status (13)

Country Link
US (1) US12145091B2 (da)
EP (1) EP4376978B1 (da)
JP (1) JP7858041B2 (da)
KR (1) KR20240038700A (da)
CN (1) CN117580628A (da)
DK (1) DK4376978T3 (da)
ES (1) ES3033155T3 (da)
FI (1) FI4376978T3 (da)
IT (1) IT202100019997A1 (da)
PL (1) PL4376978T3 (da)
PT (1) PT4376978T (da)
TW (1) TW202320899A (da)
WO (1) WO2023007296A1 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119061702B (zh) * 2024-07-12 2025-09-05 浙江理工大学 一种纳米纤维与传统纺织材料相结合的方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6028543A (ja) * 1983-07-27 1985-02-13 東レ株式会社 炭素繊維強化熱可塑性樹脂成形用材料
JPS63196762A (ja) * 1987-02-10 1988-08-15 金井　宏之 耐熱針布用基布
US20060137317A1 (en) * 2004-12-28 2006-06-29 Bryner Michael A Filtration media for filtering particulate material from gas streams
JP4900234B2 (ja) * 2007-03-01 2012-03-21 東レ株式会社 ポリエーテルエーテルケトンモノフィラメントおよびその製造法、およびポリエーテルエーテルケトンモノフィラメントからなるフィルター
EP2292309A1 (en) * 2009-08-07 2011-03-09 Ahlstrom Corporation Nanofibers with improved chemical and physical stability and web containing nanofibers
JP5429101B2 (ja) * 2009-11-25 2014-02-26 宇部興産株式会社 高耐熱性ポリイミド微細繊維の製造方法、高耐熱性ポリイミド微細繊維及び該ポリイミド微細繊維からなる不織布
JP2011207149A (ja) * 2010-03-30 2011-10-20 Ube Industries Ltd 複合多孔質フィルムの製造方法
CN102747453B (zh) * 2012-07-05 2015-01-07 四川大学 一种聚合物多孔超细纤维及其制备方法
JP2017133120A (ja) * 2016-01-27 2017-08-03 パナソニックＩｐマネジメント株式会社 不織布、ならびにそれを具備する集塵フィルタ、微生物または生物組織の培地、およびコスメティック用品
KR20180007817A (ko) * 2016-07-14 2018-01-24 (주)에프티이앤이 나노섬유 웹을 포함하는 2층 미세먼지 차단용 필터 및 이의 제조방법
EP3366362B1 (en) * 2017-02-23 2021-05-05 Sefar AG A protective vent and method for producing a protective vent
EP3722476A1 (de) * 2019-04-09 2020-10-14 Basf Se Nanofaser-vlies-verbundstoff
PL3880335T3 (pl) * 2019-10-24 2023-06-12 Saati S.P.A. Sposób przygotowania złożonego medium filtracyjnego oraz złożone medium filtracyjne uzyskane tym sposobem
JP2022553710A (ja) * 2019-10-24 2022-12-26 サーティ・エッセ・ピ・ア 複合フィルタ材の製造方法、及び該製造方法によって得られた複合フィルタ材

Also Published As

Publication number Publication date
CN117580628A (zh) 2024-02-20
PL4376978T3 (pl) 2025-05-26
PT4376978T (pt) 2025-04-29
IT202100019997A1 (it) 2023-01-27
TW202320899A (zh) 2023-06-01
KR20240038700A (ko) 2024-03-25
US12145091B2 (en) 2024-11-19
JP2024527956A (ja) 2024-07-26
ES3033155T3 (en) 2025-07-31
US20240216844A1 (en) 2024-07-04
WO2023007296A9 (en) 2023-03-23
FI4376978T3 (fi) 2025-04-22
EP4376978B1 (en) 2025-03-19
EP4376978A1 (en) 2024-06-05
JP7858041B2 (ja) 2026-05-13
WO2023007296A1 (en) 2023-02-02

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