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WO1999018282A1 - Tissus industriels ameliores - Google Patents

Tissus industriels ameliores Download PDF

Info

Publication number
WO1999018282A1
WO1999018282A1 PCT/GB1998/002832 GB9802832W WO9918282A1 WO 1999018282 A1 WO1999018282 A1 WO 1999018282A1 GB 9802832 W GB9802832 W GB 9802832W WO 9918282 A1 WO9918282 A1 WO 9918282A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
fabric
fabric according
sintered
nonwoven
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.)
Ceased
Application number
PCT/GB1998/002832
Other languages
English (en)
Inventor
Andrew Allum
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.)
Scapa Group Ltd
Original Assignee
Scapa Group Ltd
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
Priority claimed from GBGB9721207.0A external-priority patent/GB9721207D0/en
Priority claimed from GBGB9805009.9A external-priority patent/GB9805009D0/en
Application filed by Scapa Group Ltd filed Critical Scapa Group Ltd
Priority to CA002305719A priority Critical patent/CA2305719A1/fr
Priority to EP98944053A priority patent/EP1023484A1/fr
Priority to AU91731/98A priority patent/AU9173198A/en
Publication of WO1999018282A1 publication Critical patent/WO1999018282A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/0209—Wet presses with extended press nip
    • D21F3/0218—Shoe presses
    • D21F3/0227—Belts or sleeves therefor
    • 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
    • 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
    • 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
    • B01D39/1638—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate
    • B01D39/1653—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin
    • B01D39/1661—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0004—Organic membrane manufacture by agglomeration of particles
    • B01D67/00041—Organic membrane manufacture by agglomeration of particles by sintering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1218—Layers having the same chemical composition, but different properties, e.g. pore size, molecular weight or porosity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
    • D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
    • D06N3/0093—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin by applying resin powders; by sintering
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
    • D06N3/0095—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by inversion technique; by transfer processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/0027—Screen-cloths
    • D21F1/0036—Multi-layer screen-cloths
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/0027—Screen-cloths
    • D21F1/0063—Perforated sheets
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/08—Felts
    • D21F7/083—Multi-layer felts
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/08—Felts
    • D21F7/086—Substantially impermeable for transferring fibrous webs
    • 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
    • B01D2239/0622—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
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/064—The fibres being mixed
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0668—The layers being joined by heat or melt-bonding
    • 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
    • B01D2239/0672—The layers being joined by welding
    • 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
    • B01D2239/0681—The layers being joined by gluing
    • 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/22—Thermal or heat-resistance properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/40—Fibre reinforced membranes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2211/00—Specially adapted uses
    • D06N2211/04—Belts
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2211/00—Specially adapted uses
    • D06N2211/30—Filters

Definitions

  • This invention relates to industrial fabrics having improved surface
  • fused particles which may be polymeric or alternatively metal.
  • fused particles may be located on a base structure, or a reinforcing
  • 95/21285 discloses a method of polymer coating an industrial fabric by
  • the polymer coating is
  • reticular comprising a network of two dimensional pores
  • Press felts for papermachines currently in use generally comprise one
  • felts may be seamed or endless. If seamed, the seam structure, no matter
  • An object of this invention is to provide an industrial fabric, in
  • an industrial fabric as hereinbefore
  • the coating surface has an R Z D value greater than or equal
  • the sintered polymeric particle layer may be carried upon a support
  • the support structure may merely carry the sintered layer, or be
  • the support structure may alternatively be a woven or nonwoven fabric, or a spiral link fabric.
  • the sintered layer may encapsulate one or more additional textile, or
  • the polymeric coating may be applied by any known method,
  • polymeric coating is preferably reticular, or at least porous according to
  • the fabric in a preferred embodiment, may comprise a porous
  • a hierarchy of pore sizes may
  • the polymer layer provides an array of e.g. reticular
  • the polymeric coating layer may be rendered porous by incorporating
  • blowing agent which forms bubbles in the material, which are burst in application of the layer to provide pores passing through the layer.
  • polymeric coating is replaced by a layer of a nonwoven fabric. This is
  • the nonwoven is bonded, directly or indirectly to the layer
  • the fibres of the nonwoven fabric may be of a material selected from
  • polyester e.g. PET
  • fluoropolymers e.g. PTFE or PVDF
  • elastomers such as TPU
  • PPS PPO
  • PBO glass, ceramics, basalt or carbon; or a blend of fibres of two or more
  • forming said layer may be varied according to the intended use of the fabric.
  • the fibres may be 0.1 -50 dtex and
  • meltblowns comprise much finer diameter fibres ( 1 -5 microns) and form very small pores less than 1 micron in size.
  • the fabric according to the invention may be used in papermaking
  • Fig. 1 is a much enlarged sectional view of a
  • Fig. 2 is an enlarged cross-section, of a second
  • Fig. 3 is a similar view to Fig 2 of a third
  • Fig. 4 is a similar view of a filter fabric according
  • Fig. 1 is a much enlarged fragmentary cross-section of a
  • papermachine press fabric 10 according to the invention, to replace conventional press felts, extended nip press belts and similar papermachine
  • Fabric 10 comprises a membrane 1 1 of synthetic plastics material
  • the membrane 1 1 is
  • the upper (paper-side) surface of the membrane 1 1 carries a layer 14
  • the sintered particle layer 1 4 in turn carries a layer or coating 1 6 of
  • the layer 16 is microporous, and preferably reticular, to allow
  • the coating layer 16 into the lower layers of the fabric.
  • the coating layer 16 is microporous, whilst layer 14 has voids on a
  • Fig. 2 illustrates an alternative embodiment of industrial fabric
  • This may be suitable for use for example as a
  • the fabric 20 comprises a woven substrate 21 (shown
  • Layer 22 carries a coating layer 23 of polymeric
  • the layer 23 may provide the upstream side of the filter
  • Fig. 3 is a similar cross-section of an alternative embodiment of
  • Layer 32 carries a coating layer 33 of reticular polymeric material.
  • the composite layer is supported on a spiral link fabric 34.
  • a filter fabric 40 is shown comprising a woven fabric support
  • a layer 44 comprising a textile nonwoven
  • fibres are from 1 -5 microns in diameter
  • the nonwoven layer 44 is heat bonded to the sintered layer 42.
  • the nonwoven layer 44 is of spun polypropylene fibres, but may be
  • polyamides polyamides, aramids, fluoropolymers, elastomers, polystyrene, or mineral
  • the nonwoven layer provides a coating or layer, which, whilst it
  • the fabric according to Fig. 4 is described as a possibly endless filter
  • fabric and may be suitable for use as a flexible cloth, or a rigid seam or
  • papermachine belt such as a dryer belt fabric, transfer belt, forming fabric
  • Preferred sinterable materials include EVA, polyethylene,
  • thermoplastic elastomers e.g. PTFE
  • thermoplastic elastomers e.g. PTFE
  • polyurethane as these can provide flexible and tough sheets of material
  • PEEK may also be sintered.
  • the particles may be present as fibres rather
  • the coating is an epoxy, silicone or fluoropolymer, (such as PTFE) for
  • the membrane is
  • thermoplastic elastomer e. g. thermoplastic polyurethane for
  • R Z D value greater than or equal to 50 for the surface roughness.
  • sintered particle layer and coating layer may be provided.
  • One or more of the sintered particle layer and coating layer may be provided.
  • fibrous batt layers may be provided in the structure, between other layers,

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Laminated Bodies (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

L'invention concerne un tissu industriel qui se prête à une utilisation en tant qu'habillage de machine à papier, courroie ou tissu filtrant qui comprend un support perméable (11) présentant une couche de particules polymères frittées (15), et une couche (16) de protection à surface lisse. La surface de la couche (16) présente une valeur RzD égale ou supérieure à 50.
PCT/GB1998/002832 1997-10-08 1998-09-17 Tissus industriels ameliores Ceased WO1999018282A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA002305719A CA2305719A1 (fr) 1997-10-08 1998-09-17 Tissus industriels ameliores
EP98944053A EP1023484A1 (fr) 1997-10-08 1998-09-17 Tissus industriels ameliores
AU91731/98A AU9173198A (en) 1997-10-08 1998-09-17 Improved industrial fabrics

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9721207.0A GB9721207D0 (en) 1997-10-08 1997-10-08 Improved industrial fabrics
GB9721207.0 1997-10-08
GBGB9805009.9A GB9805009D0 (en) 1998-03-09 1998-03-09 Improvements in industrial fabrics
GB9805009.9 1998-03-09

Publications (1)

Publication Number Publication Date
WO1999018282A1 true WO1999018282A1 (fr) 1999-04-15

Family

ID=26312377

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB1998/002832 Ceased WO1999018282A1 (fr) 1997-10-08 1998-09-17 Tissus industriels ameliores

Country Status (4)

Country Link
EP (1) EP1023484A1 (fr)
AU (1) AU9173198A (fr)
CA (1) CA2305719A1 (fr)
WO (1) WO1999018282A1 (fr)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1096066A3 (fr) * 1999-10-25 2001-10-24 Ichikawa Co.,Ltd. Bande de transfert pour une machine à papier
WO2004038093A1 (fr) * 2002-10-24 2004-05-06 Voith Fabrics Heidenheim Gmbh & Co. Kg. Tissu de sechage par condensation
WO2005019531A1 (fr) * 2003-08-11 2005-03-03 Albany International Corp. Toile pour machines a papier garnie superficiellement d'une membrane poreuse
WO2006097313A3 (fr) * 2005-03-18 2007-01-04 Herding Gmbh Element filtre a revetement utilise pour une filtration de surfaces
EP1785523A2 (fr) * 2001-08-14 2007-05-16 The Procter and Gamble Company Appareil de séchage à l'air comprenant un support de séchage micropore ayant un profil non circulaire, et processus de séchage de toile associé
WO2007033878A3 (fr) * 2005-09-23 2007-06-14 Voith Patent Gmbh Bande de transfert
EP1813719A1 (fr) * 2006-01-26 2007-08-01 Voith Patent GmbH Bande de transport
WO2007126621A1 (fr) * 2006-03-31 2007-11-08 Ticona Llc Milieux de filtration en polybutylène naphtalate
CN100389860C (zh) * 2004-10-29 2008-05-28 财团法人工业技术研究院 半透膜支撑材及其制造方法
US7674517B2 (en) 2003-11-04 2010-03-09 Porex Corporation Composite porous materials and methods of making and using the same
CN101810971A (zh) * 2010-04-20 2010-08-25 南京际华三五二一特种装备有限公司 一种pbo复合超高温过滤材料的制备方法
DE202013103055U1 (de) 2013-07-10 2014-10-13 Heimbach Gmbh & Co. Kg Papiermaschinenband
US11446911B2 (en) 2016-02-26 2022-09-20 3M Innovative Properties Company Consumer scrubbing article with solvent-free texture layer and method of making same
FI131746B1 (en) * 2022-11-24 2025-11-03 Valmet Technologies Inc Press felt

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357386A (en) * 1981-11-16 1982-11-02 Albany International Corp. Papermakers felt and method of manufacture
US4571359A (en) * 1984-12-18 1986-02-18 Albany International Corp. Papermakers wet-press felt and method of manufacture
US4772504A (en) * 1985-08-23 1988-09-20 Tamfelt Oy Ab Press felt
EP0439280A1 (fr) * 1990-01-22 1991-07-31 Appleton Mills Structure pour élimination de l'eau dans une bande de papier au procédé de production du papier
EP0653512A2 (fr) * 1993-11-16 1995-05-17 Scapa Group Plc Habillage pour machine à papier
EP0653235A1 (fr) * 1993-11-16 1995-05-17 Scapa Group Plc Filtre
GB2285935A (en) * 1994-02-01 1995-08-02 Scapa Group Plc Wear-resistant reticular polymer-coated industrial fabric by transfer coating from release paper
WO1996040510A1 (fr) * 1995-06-07 1996-12-19 W.L. Gore & Associates (Uk) Ltd. Materiau composite poreux

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357386A (en) * 1981-11-16 1982-11-02 Albany International Corp. Papermakers felt and method of manufacture
US4571359A (en) * 1984-12-18 1986-02-18 Albany International Corp. Papermakers wet-press felt and method of manufacture
US4772504A (en) * 1985-08-23 1988-09-20 Tamfelt Oy Ab Press felt
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EP0653235A1 (fr) * 1993-11-16 1995-05-17 Scapa Group Plc Filtre
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EP1096066A3 (fr) * 1999-10-25 2001-10-24 Ichikawa Co.,Ltd. Bande de transfert pour une machine à papier
EP1785523A2 (fr) * 2001-08-14 2007-05-16 The Procter and Gamble Company Appareil de séchage à l'air comprenant un support de séchage micropore ayant un profil non circulaire, et processus de séchage de toile associé
WO2004038093A1 (fr) * 2002-10-24 2004-05-06 Voith Fabrics Heidenheim Gmbh & Co. Kg. Tissu de sechage par condensation
RU2360057C2 (ru) * 2003-08-11 2009-06-27 Олбани Интернешнл Корп. Используемая в бумажной промышленности лента с поверхностной структурой, содержащей пористую мембрану
WO2005019531A1 (fr) * 2003-08-11 2005-03-03 Albany International Corp. Toile pour machines a papier garnie superficiellement d'une membrane poreuse
US7156956B2 (en) 2003-08-11 2007-01-02 Albany International Corp. Paper industry process belt with a surface structure composed of a porous membrane
KR101124959B1 (ko) * 2003-08-11 2012-03-27 알바니 인터내셔널 코포레이션 다공성 멤브레인의 표면구조를 갖는 종이산업공정벨트
JP2007502376A (ja) * 2003-08-11 2007-02-08 アルバニー　インターナショナル　コーポレイション 多孔性膜からなる表面構造を有する抄紙機用プロセスベルト
CN100595376C (zh) * 2003-08-11 2010-03-24 阿尔巴尼国际公司 具有多孔薄膜形成的表面结构的造纸工业加工带
US7833615B2 (en) 2003-11-04 2010-11-16 Porex Corporation Composite porous materials and methods of making and using the same
US7674517B2 (en) 2003-11-04 2010-03-09 Porex Corporation Composite porous materials and methods of making and using the same
US8349400B2 (en) 2003-11-04 2013-01-08 Porex Corporation Method of making a composite porous material
CN100389860C (zh) * 2004-10-29 2008-05-28 财团法人工业技术研究院 半透膜支撑材及其制造方法
US8052878B2 (en) 2005-03-18 2011-11-08 Herding Gmbh Filtertechnik Filter element with coating for surface filtration
WO2006097313A3 (fr) * 2005-03-18 2007-01-04 Herding Gmbh Element filtre a revetement utilise pour une filtration de surfaces
WO2007033878A3 (fr) * 2005-09-23 2007-06-14 Voith Patent Gmbh Bande de transfert
EP1813719A1 (fr) * 2006-01-26 2007-08-01 Voith Patent GmbH Bande de transport
WO2007126621A1 (fr) * 2006-03-31 2007-11-08 Ticona Llc Milieux de filtration en polybutylène naphtalate
CN101810971A (zh) * 2010-04-20 2010-08-25 南京际华三五二一特种装备有限公司 一种pbo复合超高温过滤材料的制备方法
DE202013103055U1 (de) 2013-07-10 2014-10-13 Heimbach Gmbh & Co. Kg Papiermaschinenband
US11446911B2 (en) 2016-02-26 2022-09-20 3M Innovative Properties Company Consumer scrubbing article with solvent-free texture layer and method of making same
FI131746B1 (en) * 2022-11-24 2025-11-03 Valmet Technologies Inc Press felt

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