FR2687160B1 - Milieu fluorocarbone composite comprenant un support et procede pour sa preparation. - Google Patents

Milieu fluorocarbone composite comprenant un support et procede pour sa preparation.

Info

Publication number
FR2687160B1
FR2687160B1 FR9301303A FR9301303A FR2687160B1 FR 2687160 B1 FR2687160 B1 FR 2687160B1 FR 9301303 A FR9301303 A FR 9301303A FR 9301303 A FR9301303 A FR 9301303A FR 2687160 B1 FR2687160 B1 FR 2687160B1
Authority
FR
France
Prior art keywords
preparation
support
fluorocarbon medium
composite
composite fluorocarbon
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.)
Expired - Fee Related
Application number
FR9301303A
Other languages
English (en)
Other versions
FR2687160A1 (fr
Inventor
Joseph G Adiletta
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.)
Pall Corp
Original Assignee
Pall Corp
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 Pall Corp filed Critical Pall Corp
Publication of FR2687160A1 publication Critical patent/FR2687160A1/fr
Application granted granted Critical
Publication of FR2687160B1 publication Critical patent/FR2687160B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/36—Polytetrafluoroethene
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • 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
    • B32B2262/0253—Polyolefin fibres
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/026—Porous
    • 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
    • B32B2327/00—Polyvinylhalogenides
    • B32B2327/12—Polyvinylhalogenides containing fluorine
    • B32B2327/18—PTFE, i.e. polytetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR9301303A 1992-02-10 1993-02-05 Milieu fluorocarbone composite comprenant un support et procede pour sa preparation. Expired - Fee Related FR2687160B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/833,122 US5366631A (en) 1992-02-10 1992-02-10 Composite, supported fluorocarbon media

Publications (2)

Publication Number Publication Date
FR2687160A1 FR2687160A1 (fr) 1993-08-13
FR2687160B1 true FR2687160B1 (fr) 1995-05-05

Family

ID=25263496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9301303A Expired - Fee Related FR2687160B1 (fr) 1992-02-10 1993-02-05 Milieu fluorocarbone composite comprenant un support et procede pour sa preparation.

Country Status (5)

Country Link
US (1) US5366631A (fr)
DE (1) DE4303765C2 (fr)
FR (1) FR2687160B1 (fr)
GB (1) GB2263883B (fr)
IT (1) IT1270864B (fr)

Families Citing this family (27)

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Publication number Priority date Publication date Assignee Title
TW371284B (en) 1996-12-04 1999-10-01 Daikin Ind Ltd Filtration material of filter and air cleaning device using the filtration material
US5912072A (en) * 1997-09-18 1999-06-15 The Procter & Gamble Company Process of reducing wet pressure drop in a limiting orifice drying medium and a limiting orifice drying medium made thereby
US6103172A (en) * 1998-04-07 2000-08-15 Pall Corporation Method of preparaing a porous polytetrafluoroethylene membranne
AU2924001A (en) * 1999-11-09 2001-06-06 Photonic Biosystems, Inc. Ammonia detection and measurement device
US6617151B1 (en) * 2000-02-29 2003-09-09 Gore Enterprise Holdings, Inc. Method of closing a cell containment device with a wet seal
WO2002061170A1 (fr) * 2001-01-31 2002-08-08 Pall Corporation Systemes, procedes et dispositifs de purification
EP1266681B1 (fr) * 2001-06-13 2013-12-25 Nitto Denko Corporation Matériau filtrant de turbine et procédés d'utilisation et de fabrication associés
KR20050032603A (ko) * 2002-08-14 2005-04-07 폴 코포레이션 불소중합체 막
US8021457B2 (en) 2004-11-05 2011-09-20 Donaldson Company, Inc. Filter media and structure
KR101514908B1 (ko) 2004-11-05 2015-04-23 도날드슨 컴파니, 인코포레이티드 필터 매체 및 구조
US8057567B2 (en) 2004-11-05 2011-11-15 Donaldson Company, Inc. Filter medium and breather filter structure
DE102004055542A1 (de) * 2004-11-17 2006-05-18 Basf Ag Verfahren zur Herstellung einer feinteiligen Emulsion aus einer Rohemulsion
JP5308031B2 (ja) 2005-02-04 2013-10-09 ドナルドソン カンパニー，インコーポレイティド 換気フィルタおよび換気用ろ過アセンブリ
WO2006091594A1 (fr) 2005-02-22 2006-08-31 Donaldson Company, Inc. Separateur d’aerosol
WO2007115321A2 (fr) * 2006-04-04 2007-10-11 Photonic Biosystems, Inc. Mesure visuelle, continue et simultanée de la concentration d'ammoniac en solution et des ions hydrogène
CN101652168A (zh) 2007-02-22 2010-02-17 唐纳森公司 过滤元件及其方法
WO2008103821A2 (fr) 2007-02-23 2008-08-28 Donaldson Company, Inc. Élément de filtre formé
US8673040B2 (en) 2008-06-13 2014-03-18 Donaldson Company, Inc. Filter construction for use with air in-take for gas turbine and methods
US9885154B2 (en) 2009-01-28 2018-02-06 Donaldson Company, Inc. Fibrous media
US8790432B2 (en) * 2012-04-27 2014-07-29 W. L. Gore & Associates, Inc. Seam-sealed filters and methods of making thereof
US9656214B2 (en) * 2012-11-30 2017-05-23 Empire Technology Development Llc Graphene membrane laminated to porous woven or nonwoven support
US20140231340A1 (en) * 2013-02-15 2014-08-21 Pall Corporation Composite including ptfe membrane
US20140231341A1 (en) * 2013-02-15 2014-08-21 Pall Corporation Ptfe membrane
US20140332459A1 (en) * 2013-05-10 2014-11-13 Goodrich Corporation Biocide-loaded electrospun nanofibers supported by adhesive-free thin fabric for pathogen removal filtration
US20140339148A1 (en) * 2013-05-17 2014-11-20 Goodrich Corporation Silver-coated nanofibers fabrics for pathogen removal filtration
EP3439760B1 (fr) * 2016-04-07 2023-08-23 North Carolina State University Échantillonneur passif
WO2021231926A1 (fr) * 2020-05-15 2021-11-18 Entegris, Inc. Procédé de formation d'une membrane composite monocouche stratifiée

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE392582B (sv) * 1970-05-21 1977-04-04 Gore & Ass Forfarande vid framstellning av ett porost material, genom expandering och streckning av en tetrafluoretenpolymer framstelld i ett pastabildande strengsprutningsforfarande
US4025679A (en) * 1976-08-06 1977-05-24 W. L. Gore & Associates, Inc. Fibrillated polytetrafluoroethylene woven filter fabric
US4203848A (en) * 1977-05-25 1980-05-20 Millipore Corporation Processes of making a porous membrane material from polyvinylidene fluoride, and products
US4203847A (en) * 1977-05-25 1980-05-20 Millipore Corporation Making porous membranes and the membrane products
CA1147109A (fr) * 1978-11-30 1983-05-31 Hiroshi Mano Corps poreux en polytetrafluoroethylene, et methode de production connexe
US4399183A (en) * 1979-12-27 1983-08-16 E. I. Du Pont De Nemours And Company Web-supported membrane
US4431545A (en) * 1982-05-07 1984-02-14 Pall Corporation Microporous filter system and process
DE3486268T2 (de) * 1983-06-22 1994-07-07 Atochem Elf Sa Werkstoff auf Basis von stromleitfähigen Fasern, seine Herstellung und seine Anwendung, insbesondere zur Herstellung von katodischen Elementen.
US4664683A (en) * 1984-04-25 1987-05-12 Pall Corporation Self-supporting structures containing immobilized carbon particles and method for forming same
GB2169224B (en) * 1984-12-21 1989-01-11 Pall Corp Supported microporous membrane and method of making
US4774001A (en) * 1984-12-21 1988-09-27 Pall Corporation Supported microporous membrane
US4716074A (en) * 1986-02-10 1987-12-29 Pall Corporation Porous fibrous fluorocarbon structures
US4954388A (en) * 1988-11-30 1990-09-04 Mallouk Robert S Fabric reinforced composite membrane
US4983434A (en) * 1989-04-07 1991-01-08 W. L. Gore & Associates, Inc. Filter laminates
JPH02277529A (ja) * 1989-04-20 1990-11-14 Japan Gore Tex Inc 浸透気化法用分離膜およびその分離方法

Also Published As

Publication number Publication date
US5366631A (en) 1994-11-22
FR2687160A1 (fr) 1993-08-13
GB2263883B (en) 1995-07-19
DE4303765C2 (de) 2000-04-13
DE4303765A1 (fr) 1993-09-09
ITMI930220A0 (it) 1993-02-09
ITMI930220A1 (it) 1994-08-09
GB9300552D0 (en) 1993-03-03
GB2263883A (en) 1993-08-11
IT1270864B (it) 1997-05-13

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Legal Events

Date Code Title Description
ST Notification of lapse