PT3880335T - Método para preparar um meio de filtração compósito e meio de filtração compósito obtido com esse método - Google Patents

Método para preparar um meio de filtração compósito e meio de filtração compósito obtido com esse método

Info

Publication number
PT3880335T
PT3880335T PT207969478T PT20796947T PT3880335T PT 3880335 T PT3880335 T PT 3880335T PT 207969478 T PT207969478 T PT 207969478T PT 20796947 T PT20796947 T PT 20796947T PT 3880335 T PT3880335 T PT 3880335T
Authority
PT
Portugal
Prior art keywords
filter medium
composite filter
preparing
medium obtained
composite
Prior art date
Application number
PT207969478T
Other languages
English (en)
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=73013780&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT3880335(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from IT102019000019760A external-priority patent/IT201900019760A1/it
Application filed by Saati Spa filed Critical Saati Spa
Publication of PT3880335T publication Critical patent/PT3880335T/pt

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
    • 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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
    • 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
    • B01D2239/04—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
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0471—Surface coating material
    • B01D2239/0478—Surface coating material on a layer of the filter
    • 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
    • B01D2239/0613—Woven
    • 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
    • B01D2239/10—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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Signal Processing (AREA)
  • Filtering Materials (AREA)
  • Laminated Bodies (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Nonwoven Fabrics (AREA)
PT207969478T 2019-10-24 2020-10-21 Método para preparar um meio de filtração compósito e meio de filtração compósito obtido com esse método PT3880335T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102019000019760A IT201900019760A1 (it) 2019-10-24 2019-10-24 Procedimento per la realizzazione di un mezzo filtrante composito e mezzo filtrante composito ottenuto con questo procedimento.
IT202000024580 2020-10-19

Publications (1)

Publication Number Publication Date
PT3880335T true PT3880335T (pt) 2023-05-29

Family

ID=73013780

Family Applications (1)

Application Number Title Priority Date Filing Date
PT207969478T PT3880335T (pt) 2019-10-24 2020-10-21 Método para preparar um meio de filtração compósito e meio de filtração compósito obtido com esse método

Country Status (10)

Country Link
US (1) US20220040613A1 (pt)
EP (1) EP3880335B1 (pt)
JP (1) JP7516401B2 (pt)
CN (1) CN113272039A (pt)
DK (1) DK3880335T3 (pt)
ES (1) ES2944107T3 (pt)
FI (1) FI3880335T3 (pt)
PL (1) PL3880335T3 (pt)
PT (1) PT3880335T (pt)
WO (1) WO2021079282A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT3880335T (pt) 2019-10-24 2023-05-29 Saati Spa Método para preparar um meio de filtração compósito e meio de filtração compósito obtido com esse método
EP4092184B1 (en) * 2021-05-18 2026-02-25 Sefar AG Method for producing a carrier layer with a hydrophilic polymeric nanocoating
IT202100019997A1 (it) * 2021-07-27 2023-01-27 Saati Spa Mezzo filtrante composito e metodo per la sua produzione
EP4177050A1 (en) * 2021-11-04 2023-05-10 Sefar AG Polymeric fabric

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6189374A (ja) * 1984-10-05 1986-05-07 平岡織染株式会社 防水シ−トの製造方法
JPH01201582A (ja) * 1988-02-02 1989-08-14 Seiren Co Ltd 表面活性ポリエステル系繊維構造物とその製造方法
US5462781A (en) * 1991-06-14 1995-10-31 W. L. Gore & Associates, Inc. Surface modified porous expanded polytetrafluoroethylene and process for making
JP3233683B2 (ja) * 1992-05-22 2001-11-26 ジャパンゴアテックス株式会社 撥油性防水性通気フィルター製品
JP4664282B2 (ja) * 2003-04-25 2011-04-06 シグマ ラボラトリー オブ アリゾナ， インク． 真空蒸着により機能化された多孔性材料
US7722951B2 (en) * 2004-10-15 2010-05-25 Georgia Tech Research Corporation Insulator coating and method for forming same
CZ299537B6 (cs) 2005-06-07 2008-08-27 Elmarco, S. R. O. Zpusob a zarízení k výrobe nanovláken z polymerního roztoku elektrostatickým zvláknováním
DE102006060932A1 (de) * 2006-12-20 2008-07-03 Carl Freudenberg Kg Temperaturstabile plasmabehandelte Gebilde und Verfahren zu deren Herstellung
CZ17577U1 (cs) 2007-03-08 2007-06-11 Elmarco S. R. O. Zarízení pro výrobu nanovláken a/nebo nanocástic z roztoku nebo tavenin polymeru v elektrostatickémpoli
FR2923494B1 (fr) * 2007-11-09 2010-01-15 Hutchinson Membranes imper-respirantes et leur procede de fabrication
CN101498098B (zh) * 2009-02-20 2012-06-06 西安工程大学 一种增强织物自清洁性能的方法
IT1393709B1 (it) * 2009-04-29 2012-05-08 Saati Spa Struttura composita tessutale, particolarmente per l'uso quale mezzo filtrante.
JP5622369B2 (ja) * 2009-07-15 2014-11-12 日本ゴア株式会社 通気栓
BE1019159A5 (nl) 2010-01-22 2012-04-03 Europlasma Nv Werkwijze voor de afzetting van een gelijkmatige nanocoating door middel van een lage druk plasma proces.
DE102011121018A1 (de) * 2011-12-13 2013-06-13 Sartorius Stedim Biotech Gmbh Hydrophobe bzw. oleophobe mikroporöse Polymermembran mit strukturell induziertem Abperl-Effekt
EP2969154A4 (en) 2013-03-15 2017-04-19 PECOFacet (US), Inc. Modified surface energy non-woven filter element
WO2015016449A1 (ko) * 2013-08-01 2015-02-05 (주)에프티이앤이 내열성이 향상된 다층 나노섬유 필터 및 이의 제조방법
CN103468835B (zh) * 2013-09-16 2015-05-27 四川大学 用低温等离子体聚合沉积制备的防水皮革及其方法
US10315155B2 (en) * 2014-06-04 2019-06-11 The Research Foundation For The State University Of New York Highly porous fibrous network materials for gas filtration
US20160175751A1 (en) * 2014-12-19 2016-06-23 The Procter & Gamble Company Composite filter substrate comprising a mixture of fibers
EP3101170B1 (en) * 2015-06-03 2018-08-22 Europlasma NV Surface coatings
JP6794618B2 (ja) * 2015-10-02 2020-12-02 東洋紡株式会社 エレクトレットフィルター
EP3348393B1 (de) * 2016-04-14 2023-06-21 Sefar AG Kompositmembran und verfahren zum herstellen einer kompositmembran
KR101883982B1 (ko) * 2016-12-07 2018-08-01 한양대학교 산학협력단 공기 질 지표 적용 외기 냉방 운전 방법 및 그 방법이 사용되는 공조 장치
EP3366362B1 (en) * 2017-02-23 2021-05-05 Sefar AG A protective vent and method for producing a protective vent
US20200179848A1 (en) * 2018-12-05 2020-06-11 Hollingsworth & Vose Company Nanofibers comprising nanoparticles
PT3880335T (pt) 2019-10-24 2023-05-29 Saati Spa Método para preparar um meio de filtração compósito e meio de filtração compósito obtido com esse método

Also Published As

Publication number Publication date
EP3880335B1 (en) 2023-03-29
FI3880335T3 (fi) 2023-05-02
JP7516401B2 (ja) 2024-07-16
WO2021079282A1 (en) 2021-04-29
DK3880335T3 (da) 2023-06-06
EP3880335A1 (en) 2021-09-22
PL3880335T3 (pl) 2023-06-12
JP2022553468A (ja) 2022-12-23
US20220040613A1 (en) 2022-02-10
ES2944107T3 (es) 2023-06-19
TW202131981A (zh) 2021-09-01
KR20220069876A (ko) 2022-05-27
CN113272039A (zh) 2021-08-17

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