EP2072668A1 - Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande - Google Patents

Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande Download PDF

Info

Publication number
EP2072668A1
EP2072668A1 EP20080161409 EP08161409A EP2072668A1 EP 2072668 A1 EP2072668 A1 EP 2072668A1 EP 20080161409 EP20080161409 EP 20080161409 EP 08161409 A EP08161409 A EP 08161409A EP 2072668 A1 EP2072668 A1 EP 2072668A1
Authority
EP
European Patent Office
Prior art keywords
layer
fibers
fiber
polymer material
contact surface
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.)
Withdrawn
Application number
EP20080161409
Other languages
German (de)
English (en)
Inventor
Robert Crook
Robert Eberhardt
Arved Westerkamp
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.)
Voith Patent GmbH
Original Assignee
Voith Patent GmbH
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 Voith Patent GmbH filed Critical Voith Patent GmbH
Publication of EP2072668A1 publication Critical patent/EP2072668A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • 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
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/08—Felts
    • D21F7/083—Multi-layer felts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3008—Woven fabric has an elastic quality
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3472—Woven fabric including an additional woven fabric layer
    • Y10T442/348—Mechanically needled or hydroentangled
    • Y10T442/3496—Coated, impregnated, or autogenously bonded
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3472—Woven fabric including an additional woven fabric layer
    • Y10T442/3602—Three or more distinct layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
    • Y10T442/3724—Needled
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
    • Y10T442/3724—Needled
    • Y10T442/3732—Including an additional nonwoven fabric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/601—Nonwoven fabric has an elastic quality
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/659—Including an additional nonwoven fabric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/659—Including an additional nonwoven fabric
    • Y10T442/666—Mechanically interengaged by needling or impingement of fluid [e.g., gas or liquid stream, etc.]
    • Y10T442/667—Needled
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/699—Including particulate material other than strand or fiber material

Definitions

  • the present invention relates to a belt for a machine for producing sheet material, in particular paper or cardboard, and to a method for producing such a belt.
  • Such a band generally comprises a support structure, for example formed as a fabric or scrim or so-called spiral link structure.
  • a support structure for example formed as a fabric or scrim or so-called spiral link structure.
  • fiber material for example in the form of multiple layers of fiber material, provided and firmly connected to the support structure generally by needling.
  • Such belts which can be provided, for example, in an endless configuration, are mainly used in so-called press sections in paper machines, in which the belts are moved through press nips together with the web material to be produced. In this case, liquid is pressed out of the web material and taken up in the band or removed via the band.
  • a layer with a comparatively large void volume in which the water pressed out of the sheet material can be absorbed.
  • These layers may for example also be formed as a fabric, but this has the disadvantage that due to the positioning of a fabric layer relatively close to the web material contact surface, the fabric structure is evident in the web material to be produced.
  • membranes of polymeric material or the like formed with a substantially planar structure and a plurality of openings are. However, these membranes are very expensive to produce.
  • a belt for a machine for producing web material, in particular paper or cardboard, comprising a support structure, a layer of fiber material providing web material contact surface and at least one between the support structure and the Layer of fibrous material disposed in the sheet material contact surface, in which polymer material is contained, which forms a film which at least partially covers at least part of the fibers of this layer.
  • a layer which is arranged between the layer providing the band material contact surface and the support structure ie a layer which is located further inside in the volume region of the band and should provide a large volume for receiving liquid, with basically fibrous structure , So, for example, as a felt or fleece, constructed and interspersed with a polymer material which covers fibers of this layer at least partially with a film.
  • This structure due to its pore structure, leaves sufficient volume to contain liquid, but avoids a regular pattern which could be evident in the web material being made.
  • the fibers of the layer of fiber material partially as a film-coating polymer material is in this case firmly bonded to the fibers.
  • Fiber material and the support structure may be arranged in addition to the polymer material containing layer one or more further layers of fiber material.
  • This layer (s) may also contain polymer material. It is also possible that this layer (s) contains no polymer material. If multiple layers are present, one or more layers of polymeric material may be included, as some or more of the bearings may contain no polymeric material.
  • the polymer material is disposed on the entire thickness of the fibrous material layer containing it.
  • At least 70% of the fibers of the fiber layer are at least 70% coated with the film. Furthermore, it is advantageous if all the fibers of the fiber layer are completely coated with the film of the polymer material.
  • the layer of fiber material containing the polymer material contains fibers in the range of 44 dtex or more.
  • the layer of fibrous material containing the film forming polymeric material may contain fibers in the range of 44 to 200 dtex.
  • the layer containing the polymeric material is composed of fibers in the range of 44 to 200 dtex.
  • the layer containing the polymer material is composed of fibers in the range from 44 to 140 dtex.
  • some of the polymer material which is introduced into the at least one layer of fibrous material disposed between the support structure and the layer of fibrous material providing the web material contact surface can be interleaved, for example during the needling process of the layers The web material contact surface providing position of fiber material pass.
  • An embodiment of the invention provides that less polymer material is contained in the layer of fiber material providing the web material contact surface than in the at least one layer of fiber material arranged between the latter and the support structure.
  • the layer of fiber material providing the web material contact surface there is substantially no polymer material attached to the fibers.
  • Essentially no polymer material is intended here to mean that less than 10%, in particular less than 5%, of the weight of this layer is due to the polymer material.
  • the layers of fibrous material are bonded to the support structure by needling.
  • the polymer material was applied in the at least one layer of fiber material in the form of an aqueous dispersion and subsequently removed from the liquid.
  • a further embodiment of the invention provides that a further polymer material is contained in the layer of fibrous material which provides the web material contact surface, which in particular was introduced into the web from the web material contact surface and subsequently melted, and after its solidification with this layer a fluid-permeable one Composite structure forms.
  • the further polymer material can be applied in particular in the form of an aqueous dispersion of particles of the further polymer material.
  • the liquid is subsequently removed from the dispersion and then the further polymaterial is melted and solidified again.
  • the melting can take place, for example, by hot calendering, which additionally achieves smoothing of the web material contact surface.
  • a fluid-permeable composite structure is formed from the fibers of the fiber layer and the further polymer material by the further polymer material only partially filling and / or bridging voids between fibers of the fiber layer.
  • the further polymer material forms in particular a permeable polymer-coherent structure or a one-piece and permeable polymer layer.
  • a one-piece polymer layer is to be understood here as meaning a polymer layer which is formed from a single coherent piece.
  • the polymer layer has openings extending therethrough, the openings in the polymer layer being formed by the polymer material forming the polymer layer only partially filling and / or bridging voids formed between fibers of the fiber layer.
  • the fiber material if it is, for example, of polyamide, for example, be dissolved out by means of formic acid.
  • the polymer material forming the film has a higher melting temperature than the other polymeric material which fills and / or bridges voids formed between fibers of the web material contact surface providing fiber layer.
  • the further polymer material viewed from the web material contact surface, extends into the layer of fibrous material that provides this, up to a maximum depth of 500 ⁇ m, preferably 300 ⁇ m, particularly preferably 200 ⁇ m.
  • a band is created, which has both a high "inner” water storage volume as well as a smooth and thus marking low web material contact surface.
  • the polymer material with respect to the fibrous material layer containing it has at least 10% by weight.
  • the polymer material have a hardness in the range from 50 to 97 Shore A.
  • the polymer material is an elastomer, in particular a polyurethane.
  • the structure formed by the at least one layer of fiber material with the fibers of this layer at least partially covering film is elastically compressible, so that after passing through a press nip the tape returns very quickly to its original shape and thus the risk of rewetting is largely excluded ,
  • the band is permeable to fluid.
  • the method according to the invention can be carried out on the one hand, the measure d) before the measure e) is executed.
  • the polymer material introduced into at least one of the layers of fibrous material will at least partially envelop fibers of that layer before the layers of fibrous material and the support structure are firmly bonded together.
  • the measure e) before the measure d) is executed. This means that after the polymer material has been introduced into at least one layer of fibrous material, the layers of fibrous material and the support structure are first firmly bonded to each other before causing the polymer material introduced into at least one of the layers of fibrous material to at least partially encase fibers of that layer.
  • the polymer material prefferably be introduced into the at least one layer of fiber material before it is arranged above the support structure and under the layer of fiber material which provides the web material contact surface.
  • an embodiment of the method according to the invention provides that after and / or during the measure d) the layer of fiber material is compressed with the introduced polymer material under the effect of heat.
  • the procedure can be such that the measure b) comprises the provision of polymer material in at least one layer of fiber material by applying a preferably aqueous dispersion of particulate polymer material to this layer of fiber material.
  • measure d) preferably comprises the removal of liquid, in particular water, from the aqueous dispersion of particulate polymer material, thereby causing the polymer material to coat at least a portion of the fibers of the at least one layer of fibrous material.
  • the measure e) may include the needling of the layers of fiber material with the support structure.
  • the layer of fibrous material in which the polymeric material is disposed which at least partially covers at least a portion of the fibers of the sheet, forming a film, may have fibers in the region of 44dtex or more.
  • the at least one layer comprises fibers in the range of 44 to 200 dtex.
  • this layer of fibers in the range of 44 to 200 dtex preferably in the range 44 to 140dtex, constructed.
  • the at least one layer of fibrous material containing the particulate polymer material is coarser than the layer of fibrous material providing the web material contact surface. In this way it is ensured that a very fine structure is present at the web material contact surface, in which the danger that the individual fibers of the layer of fiber material are apparent in the web material to be produced, practically does not exist.
  • the support structure may be fabric-like or random.
  • An education with a so-called spiral link structure is basically possible, as well as any other structure, which ensures that the forces resulting from the advancement of such a band can be accommodated in this support structure.
  • One or all layers of fiber material may be formed as a nonwoven layer.
  • Fig. 1 shown in section tape 10 which can be used for example in a press section of a paper machine contains as the essential forces receiving structure a support structure 12, which may be formed, for example, as a fabric or as a scrim or as a spiral link structure.
  • a layer 16 of fiber material is connected to the support structure 12.
  • the bonding of these layers 16, 18, 20 of fibrous material to the support structure 12 can be done for example by needling, so that individual fibers of this example fleece-like or felt-like layers 16, 20, 22 are pulled into each of the next layer and the support structure and thus lead to a stable connection.
  • the layer 22 of fibrous material lying between the support structure 12 and the layer 20 of fiber material contains a polymer material 24 which forms a film which at least partially covers fibers of this layer 22.
  • the polymeric material 24 is particularly an elastomeric polymer material such as polyurethane or the like.
  • the fibrous material layer 20, which also provides a web material contacting surface 26, does not substantially contain such polymeric material.
  • band 10 can be prepared so that first the support structure 12, for example, produced in an endless configuration and stretched over two rollers. Subsequently, the layer 22 is first applied after the polymer material 24 has been introduced into this, for example, by spiraling over the after externally exposed side of the support structure 12 is wound until it is completely covered.
  • the introduction of polymer material 24 in the layer 22 of fiber material may in this case comprise the application of a preferably aqueous dispersion of particulate polymer material 24 to this layer 22.
  • the layer 20 is e.g. Applied in a similar manner.
  • the layer 16 may have previously been provided on the support structure 12 or may be omitted.
  • the support structure 12 in particular with the layers 20, 22 in the in Fig. 1 As shown arrangement is connected by needling, causing the introduced in the position of fibrous material 22 polymer material 24 to form a polymer film fibers of this layer 22 at least partially enveloped.
  • the effecting may include the removal of liquid, in particular water, from the aqueous dispersion of particulate polymer material 24.
  • the layer of fiber material 22 can be compressed with the introduced polymer material 24 under the action of heat. This compacts the structure.
  • the partial enveloping of the fibers with the polymer material 24 results in a comparatively rigid structure which, however, is elastically deformable due to the elasticity of the polymer material and which is formed by the layer 22 of fiber material with polymer material 24 contained therein.
  • This structure returns after passing through press nips very quickly back to its original shape and thus provides sufficient volume to accommodate the pressed through the layer 22 through liquid and then to the back, so the Machine contact page 14 to submit.
  • the polymer material 24 in the volume range of the layer 22 of fiber material in the above-described procedure for producing such a belt 10 that is, for example, the in Fig. 1
  • a preferably aqueous dispersion of polymer particles 24 is applied to the layer 22.
  • the proportion should be such that the polymer material 24 has at least 10 percent by weight relative to the layer 22 of fibrous material.
  • the proportion by weight may be, for example, 50 to 600 g / m 2 .
  • the polymer material 24 used, for example polyurethane may have a hardness in the range from 55 to 100 Shore A.
  • the layer 22 is constructed of fiber material with fibers in the range of 44 to 200 dtex. This ensures that this layer 22 is sufficiently coarse, that is, has a very large void fraction, so as to obtain the desired liquid receiving cavity therein even after the provision of the polymer material 24 (see FIG. 2 ).
  • the layer 20 of fiber material which provides the web material contact surface 26 is formed finer, that is, for example, with fibers having a dtex value of less than 40 and also a smaller void fraction, ie a lower porosity than the layer 22.

Landscapes

  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
EP20080161409 2007-12-21 2008-07-30 Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande Withdrawn EP2072668A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1584307P 2007-12-21 2007-12-21

Publications (1)

Publication Number Publication Date
EP2072668A1 true EP2072668A1 (fr) 2009-06-24

Family

ID=40468045

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20080161409 Withdrawn EP2072668A1 (fr) 2007-12-21 2008-07-30 Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande

Country Status (2)

Country Link
US (1) US8034730B2 (fr)
EP (1) EP2072668A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011036164A1 (fr) * 2009-09-22 2011-03-31 Voith Patent Gmbh Bande de séchage pour un dispositif de séchage par condensation
US8496785B2 (en) 2009-08-04 2013-07-30 Voith Patent Gmbh Combination of a press felt with a pressure roll covering and/or suction roll covering for a paper machine
DE102016206384A1 (de) 2016-04-15 2017-10-19 Voith Patent Gmbh Bespannung und Verfahren zum Herstellen einer Bespannung
WO2020259188A1 (fr) * 2019-06-28 2020-12-30 四川环龙技术织物有限公司 Feutre pour machine à papier à cylindre à vide à grande vitesse

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007055864A1 (de) 2007-12-19 2009-06-25 Voith Patent Gmbh Transportband und Verfahren zu seiner Herstellung
DE102007055902A1 (de) * 2007-12-21 2009-06-25 Voith Patent Gmbh Band für eine Maschine zur Herstellung von Bahnmaterial
DE102007055801A1 (de) * 2007-12-21 2009-06-25 Voith Patent Gmbh Band für eine Maschine zur Herstellung von Bahnmaterial und Verfahren zur Herstellung eines derartigen Bands

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5549967A (en) * 1995-05-04 1996-08-27 Huyck Licensco, Inc. Papermakers' press fabric with increased contact area
EP1127976A2 (fr) * 2000-02-23 2001-08-29 Voith Fabrics Heidenheim GmbH & Co.KG Bande pour machine à papier
WO2003076046A2 (fr) * 2002-03-09 2003-09-18 Voith Fabrics Heidenheim Gmbh & Co. Kg Tissus industriels
WO2004085727A2 (fr) * 2003-03-25 2004-10-07 Voith Fabrics Patent Gmbh Feutre presse composite

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781967A (en) * 1987-10-07 1988-11-01 The Draper Felt Company, Inc. Papermaker press felt
US5232768A (en) * 1988-06-09 1993-08-03 Nordiskafilt Ab Wet press fabric to be used in papermaking machine
US20050181694A1 (en) * 2002-03-09 2005-08-18 Crook Robert L. Industrial fabrics
US7455752B2 (en) * 2004-07-22 2008-11-25 Albany International Corp. Semi-permeable fabrics for transfer belt and press fabric applications
JP2006176904A (ja) * 2004-12-21 2006-07-06 Ichikawa Co Ltd 抄紙搬送フェルトおよび該抄紙搬送フェルトを備えた抄紙機のプレス装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5549967A (en) * 1995-05-04 1996-08-27 Huyck Licensco, Inc. Papermakers' press fabric with increased contact area
EP1127976A2 (fr) * 2000-02-23 2001-08-29 Voith Fabrics Heidenheim GmbH & Co.KG Bande pour machine à papier
WO2003076046A2 (fr) * 2002-03-09 2003-09-18 Voith Fabrics Heidenheim Gmbh & Co. Kg Tissus industriels
WO2004085727A2 (fr) * 2003-03-25 2004-10-07 Voith Fabrics Patent Gmbh Feutre presse composite

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8496785B2 (en) 2009-08-04 2013-07-30 Voith Patent Gmbh Combination of a press felt with a pressure roll covering and/or suction roll covering for a paper machine
EP2462279B1 (fr) 2009-08-04 2016-08-31 Voith Patent GmbH Combinaison d'un feutre de presse avec un revêtement de cylindre compresseur et/ou un revêtement de cylindre aspirant pour une machine à papier
WO2011036164A1 (fr) * 2009-09-22 2011-03-31 Voith Patent Gmbh Bande de séchage pour un dispositif de séchage par condensation
DE102016206384A1 (de) 2016-04-15 2017-10-19 Voith Patent Gmbh Bespannung und Verfahren zum Herstellen einer Bespannung
WO2020259188A1 (fr) * 2019-06-28 2020-12-30 四川环龙技术织物有限公司 Feutre pour machine à papier à cylindre à vide à grande vitesse

Also Published As

Publication number Publication date
US20090186546A1 (en) 2009-07-23
US8034730B2 (en) 2011-10-11

Similar Documents

Publication Publication Date Title
DE2753559C2 (de) Schichtkörper aus zwei Schichten aus Grundmaterialien mit Poren oder Zwischenräumen
DE2435376C2 (de) Papiermaschinenfilz
EP2072668A1 (fr) Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande
EP2462279B1 (fr) Combinaison d'un feutre de presse avec un revêtement de cylindre compresseur et/ou un revêtement de cylindre aspirant pour une machine à papier
DE60016341T2 (de) Bahnübertragungsband und Verfahren zu dessen Herstellung
DE2732824A1 (de) Einlage fuer fussbekleidung
EP0290653B1 (fr) Bande de matériaux
DE1786414A1 (de) Verfahren zur Herstellung eines durchlaessigen bzw.perforierten,bandartigen Gebildes zur Verwendung bei der Herstellung von durchloecherten Faserbahnen und nach diesem Verfahren hergestelltes Gebilde
WO2004097111A1 (fr) Natte en fibres non tissees, son procede de production et materiau composite renforce par des fibres
DE60129250T2 (de) Verfahren zur herstellung eines pressfilzes sowie pressfilz
EP2072675A2 (fr) Bande pour une machine destinée à la fabrication de matériau en bande
DE60021323T2 (de) Bahnübertragungsband und Verfahren zu dessen Herstellung
DE602005004963T2 (de) Papiermacherfilz mit punktuell gebundener Zwischenschicht aus Fasern geringer Feinheit
EP2072667A1 (fr) Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande
EP3443162B1 (fr) Feutre de presse et procédé pour sa fabrication
DE102007055801A1 (de) Band für eine Maschine zur Herstellung von Bahnmaterial und Verfahren zur Herstellung eines derartigen Bands
EP2072669B1 (fr) Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande
EP2128334A1 (fr) Feutre de presse
DE4217441C2 (de) Polyvinylchlorid enthaltendes Flächengebilde, insbesondere ein Fußbodenbelag
EP0495120A1 (fr) Bloc absorbant les liquides
DE102019111441A1 (de) Bespannung und Verwendung in einer Tissuemaschine
DE10206576A1 (de) Mittel zum Überführen einer laufenden Materialbahn auf einen Wickelkern sowie Verfahren zu seiner Verwendung
EP3443160B1 (fr) Toile de formation et son procédé de fabrication
EP2072670A1 (fr) Bande pour une machine destinée à la fabrication de matériaux en bande et procédé de fabrication d'une telle bande
DE102011007284A1 (de) Verfahren zur Herstellung eines Endlosmoduls für eine Papiermaschinenbespannung

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA MK RS

17P Request for examination filed

Effective date: 20091228

17Q First examination report despatched

Effective date: 20100122

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20120703