EP1475162A2 - Dispositif de revêtement multicouche par rideau - Google Patents

Dispositif de revêtement multicouche par rideau Download PDF

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Publication number
EP1475162A2
EP1475162A2 EP04101816A EP04101816A EP1475162A2 EP 1475162 A2 EP1475162 A2 EP 1475162A2 EP 04101816 A EP04101816 A EP 04101816A EP 04101816 A EP04101816 A EP 04101816A EP 1475162 A2 EP1475162 A2 EP 1475162A2
Authority
EP
European Patent Office
Prior art keywords
individual
application medium
curtain
veil
curtains
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Withdrawn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
EP04101816A
Other languages
German (de)
English (en)
Other versions
EP1475162A3 (fr
Inventor
Benjamin Méndez-Gallon
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
Voith Paper 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, Voith Paper Patent GmbH filed Critical Voith Patent GmbH
Publication of EP1475162A2 publication Critical patent/EP1475162A2/fr
Publication of EP1475162A3 publication Critical patent/EP1475162A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/06—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying two different liquids or other fluent materials, or the same liquid or other fluent material twice, to the same side of the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/005—Curtain coaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/007—Slide-hopper coaters, i.e. apparatus in which the liquid or other fluent material flows freely on an inclined surface before contacting the work
    • B05C5/008—Slide-hopper curtain coaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B05C11/1039—Recovery of excess liquid or other fluent material; Controlling means therefor

Definitions

  • the invention relates to a device for applying several layers liquid or pasty application medium, if desired comprehensive an aqueous pigment suspension, on a running surface, whereby the surface, when applied directly, the surface of a material web, in particular from paper or cardboard, and in the case of an indirect order Surface of a transmission element, preferably one Transfer roller, which is the application medium to the Surface of the material web transfers, comprising several in Direction of movement of the surface next to each other or elongated discharge openings offset from one another or Dispensing opening arrangements for dispensing a respective Application medium in the form of a respective application medium layer, wherein the application medium layers at least in regions multilayered, under the influence of gravity and / or under the influence further forces towards the underground moving curtain or veil are mergable.
  • the material web is basically a paper web, a cardboard web, can be a film web or a textile web
  • the invention particularly good using the example of the production of special papers are explained in more detail.
  • special papers can for example Carbonless paper (CB, CF or CFB paper), paper for inkjet printers, siliconized paper, thermal paper, light and heat sensitive photo paper and the like papers.
  • a device of the type mentioned at the outset is, for example, out of known from DE 195 13 531 A1.
  • This disclosure discloses one so-called “sliding surface caster", which is an inclined and downward has curved sliding surface.
  • the opening up along the Slit-like dispensing openings offset against each other give the application medium as on the guide surface towards one from the lower sliding surface edge of the application medium film flowing off forms a multi-layer application medium film that extends from Detaching the edge of the guide surface as a multilayer curtain or veil.
  • the sliding surface is comparatively long.
  • Solution according to DE 195 13 531 A1 at least for applications in the Paper industry less suitable. At least for some applications the high speed usually required for one No forehand or veil containing pigments have to be upset. It must also be feared that about Pigment solutions that form the film layers as a result of the described Mix the medium guide.
  • the application medium curtain is orthogonal to the curtain moving free jets or alternatively orthogonal to the curtain to separate arranged cylindrical rods from the curtain edges.
  • Another device of the type mentioned is from DE 28 39 210 A1 known.
  • the known device is also likely be aptly described as a "sliding surface caster".
  • There will be two Order media each with a bottom-up discharge respective slot-like delivery opening as an application medium film to a given sliding surface.
  • the sliding surfaces run in a V-shape together and leave a flow gap between them.
  • the Flow gap is due to a wedge-shaped tapering downwards
  • Intermediate element divided into at least two columns of approximately the same width, the drainage edges of this element and those of pouring lips formed sliding surface edges of the two sliding surfaces (also as guide surfaces identifiable) are at approximately the same level.
  • the Intermediate element itself is as a variant Slot caster formed with one or more slot caster mouths, which is roughly at the same level as the drainage edges of the two Sliding surfaces. A two or more emerges from the flow gap Layered curtain or veil, which is due to the Gravity hits the running surface.
  • the application is by way of multi-layer curtains or veils in particular also for the finishing or coating of papers in the Paper industry advantageous.
  • a multi-layer curtain or veil instead of multiple single-layer Single curtains or single veils are more stable and easier to handle.
  • the individual curtains that are thinner than the multi-layer curtain or single veils are comparatively restless, and it can accordingly only with greater effort for uniform High quality order results are taken care of.
  • the object of the invention is an application device of the addressed Provide type that can be used more flexibly and / or the use a multi-layer application curtain or veil enables simultaneous, independent access to the multilayer curtain or veil Application medium layers, for example for separate collection of the individual order media, especially in relation to the margins of the underground.
  • the application medium layers or at least some of the application medium layers at least in areas as being under the influence of gravity and / or under influence other forces moving in the direction of movement of the surface single curtains or single veils can be provided are.
  • a preferred embodiment is characterized in that at least two elongated delivery openings or Dispensing opening arrangements in the direction of movement of the underground are offset against each other in such a way that they form a respective individual curtain or deliver single veils.
  • the individual curtains or Single veils under the influence of gravity at least in some areas meet an inclined guide surface in such a way that it meets the guide surface on this flowing towards a lower edge of the guide surface multilayer application medium film that forms from the edge of the guide surface as the multilayer curtain or veil peels off.
  • a particularly advantageous possibility is that the dispensed Single curtains or single veils by switching on an electrostatic Force applied at least in areas to the multilayer curtain or veil can be brought together and / or by switching off one or the electrostatic force in each case as a single curtain or Single veils can be fed into the surface or into / a recording.
  • the discharge openings or Dispensing opening arrangements related to the direction of movement of the Arranged underground preferably in close proximity to one another are and / or open towards the underground.
  • At least one of the application medium films pass through Switch on an electrostatic force at least in some areas as a single curtain or single veil from the guide surface removable or / and by switching off one or the electrostatic Force application with the or at least one other Application medium film for a multi-layer curtain or veil is mergable.
  • one between two elongated delivery ports or delivery port arrangements arranged planar separating element can be provided, the two Pages each form a guide surface.
  • the also as sliding surfaces identifiable guiding surfaces should have good dispensing behavior in relation to have the respective application medium.
  • non-metallic materials such as Teflon, are used.
  • At least one electric field can be generated in order a movement of the individual curtain under the influence of gravity or single veils or application medium films by electrostatic Modify force. It is in this context everything thought that at least one of the individual curtains or Single veils or application medium films acting electrostatic forces with force components orthogonal to the direction of gravity or orthogonal to a direction of movement of the Single curtains or single veils or application medium films can be created are.
  • the single curtain or veil in question or Application medium film on the one hand and the electrode on the other for between the electrode and the single curtain or single veil or Repellent electrostatic forces acting on the application medium film electrical potentials of the same polarity can be placed.
  • the Single curtain or single veil or application medium film concerned or - preferably - all single curtains or single veils or Application medium films are at ground potential or can be laid.
  • Undesired interactions of an electrostatic nature with the Underground or effort to the underground on a This avoids placing suitable potential.
  • the provision is made can be, the single curtains or single veil by means of electrostatic force to multilayer curtain or Merge veil. Additionally or - as a rule - alternatively be provided that the individual curtains or Single veils or application medium films for a multi-layer curtain or veil is prevented by the action of electrostatic force becomes.
  • the discharge openings or discharge opening arrangements can advantageously be part of a common order header. It is with it a compact design of the application device at low Investment costs possible. It is in this context thought that the order header associated with the delivery openings or discharge opening arrangements each have an integrated distribution chamber for the provision of the respective order medium. So far at least one electrode for generating an electrical field is provided, it is appropriate that the application head with at least an electrode for generating an electric field.
  • the application medium can be an aqueous solution or an aqueous dispersion of solid particles, for example an acrylate or butadiene styrene dispersion.
  • the Solid particles mineral pigments or microscopic be plastic particles, for example plastic pigments or ink-filled Include microcapsules, and / or starch.
  • a lower layer on the Application medium layer forming material web can, for example, from a starch solution.
  • overlying second layer of a dispersion of ink-filled Microcapsules can be formed.
  • Binder for example polyvinyl alcohol or starch, can be used.
  • the lower layer has a task, a barrier layer for those in the upper layer contain contained ink-filled microcapsules that attach them securely the surface of the carbonless paper.
  • the lower one Layer but also the task, the unevenness of the base paper to balance and thus an even distribution of the microcapsules and thus a uniform color density by means of the carbonless paper achieved lines.
  • a multi-layered order by at least one multi-layered Curtains or veils also come for others Applications into consideration, especially other applications in the Paper or board industry.
  • the application device can be used for a two-sided order Material web be formed, the order by way of a multilayer curtain or veil on one side of the Material web with any conventional order type for the other Material web side, for example using at least one Curtain application work, or with an order according to the invention in Ways of a multi-layer curtain or veil can be combined.
  • the application device according to the invention can, depending on the application according to the usual terminology also as a spreading device or Coating machine can be designated appropriately.
  • FIG. 1 shows an example of a multi-layer application device according to the invention generally designated 10. It is used for application a multi-layer or multi-layer coating 12 on one in Running direction L moving surface U, for example a paper web 14th
  • the application device 10 comprises a curtain application unit 16 which integrates all necessary in a common application head 16 ' Devices for the independent delivery of two individual Curtains or veils 18 and 20, so especially for first curtain or veil 18 a nozzle chamber 22 and a curtain or veil slit nozzle 24 and for the second Curtain 20 a nozzle chamber 26 and the second curtain or Slit nozzle 28 emitting veil 20.
  • a first application medium for example one Starch solution or starch suspension
  • a primer on the surface 14a the paper web 14 are applied (by means of the curtain 18), and then (by means of the curtain 20) by means of the so-called wet-inside-wet application a second on top of the pre-applied layer
  • Application medium for example a dispersion or suspension of ink-filled microcapsules that form a top coat.
  • Application head 16 is with an electrode or generally with a Electrode arrangement 30 executed, which can be applied to a voltage source to generate an electrostatic field 32.
  • a voltage for example from 1 to 30 kV.
  • the leading media Areas of the application head 16 including the slot nozzles 24 and 28 are electrically connected to the housing of the application head 16 ', so that the curtains or veils 18 and 20 themselves also open Ground potential.
  • the resulting electrostatic field 32 goes accordingly along with acting on the curtains 18 and 20 electrostatic forces moving the curtains towards the electrode or Pull the electrode assembly 30.
  • the two curtains 18th and 20 from their vertical position due to gravity towards deflected towards each other, with the deflected at a suitable field strength
  • Curtains 18 and 20 'come into contact with one another form a two-layer curtain or veil 40.
  • the coating 12 from the outset applied as a two-layer coating to the surface 14a, wherein a lower layer of coating 12 on the deflected curtain or veil 18 'and an upper layer of coating 12 on the deflected curtain or veil 20 '.
  • a preferred embodiment of the application device 10 with regard to the Design of the electrostatic field 32 is characterized in that the two individual curtains 18 and 20 only in a medium useful area to be deflected towards each other to form the two-layer Curtain 40, while on the two edges of the paper web 14 individual curtains 18 and 20 remain so that the two Order media forming curtains are collected separately from each other can be, for example by means of the recordings mentioned above 28 and 30.
  • Fig. 2 shows schematically a section through the means of the applicator 16 generated, deflected towards each other electrostatically Curtains 18 'and 20', approximately along line II-II Fig. 1. Can be seen one adjacent to both longitudinal edges of the material web 14 Recording 28 in association with the curtain 18 or 18 'and a recording 30 in association with curtain 20 or 20 '.
  • the multi-layer curtain 40 is slightly below the overall width of the material web 14 Usable width so that a narrow strip remains on both sides, in which not by means of the multilayer, here two-layer curtain 40, but is applied by means of the individual curtains 18 'and 20'. These edge areas can certainly be significantly smaller than in FIG. 2 shown schematically.
  • order media curtains for example Color curtains, i.e. separate and merge as needed, so that Media losses can be minimized or excluded.
  • Separation of the curtains can also be elements in the Install application device or on the edge of the curtain, which is simple Assign a change in the curtain width and thus an adjustment enable a desired format of the order width.
  • the embodiment specifically provides a way for one non-contact deflection of the respective curtain to separate or Ready to connect the single curtains. This is not just for avoidance loss of color due to mixing of the application media in the Edge area of a multi-layer curtain or the individual curtains from Interest. It also comes into consideration for some uses a wet-on-wet application by way of two or more Single curtains and an order in the way for other uses a two-layer or generally multi-layer curtain to be provided, the same application device 10 being used can. Switching between these operating modes can be done simply by The electrostatic field 32 is switched on and off. At the Switching off the electrostatic field separate the deflected ones Curtains 18 'and 20' immediately due to the weight.
  • the width of the Area are defined in which the individual curtains for multilayer curtain are pulled together. This width can also to some extent by the strength of the electrostatic field 32 be influenced. You could also do a number of individually Provide on and off switchable electrodes 30 to a desired Usable width in which the multi-layer curtain is applied, according to given requirements, given Material web width and depending on the used To be able to set order media. This is a defined one Separation of the order media in the marginal areas with simultaneous Connection of the single curtain films to the multilayer curtain 40 in medium usable area possible.
  • FIG. 3 shows the gravity in the sense of merging the curtains multilayer curtain and act electrostatic forces in the sense of a Separating the curtains.
  • the Application head 16 'of application unit 16 in association with two slot nozzles 24 and 28 each have a nozzle chamber 22 and 26 and the usual Application medium management means.
  • the two slot nozzles 24 and 28 are arranged in the immediate vicinity of each other and only separated from each other by a dividing panel 40 that extends up to a piece extends below the nozzle openings.
  • Electrode arrangements 30a on both sides of the partition walls 40 and 30b are provided. If you put a correspondingly high one on these Voltage, the resulting electrostatic forces act on the even films 18 and 20 lying on ground in the sense of a deflection in Direction towards the respective electrode arrangement.
  • the one at the respective Medium films flowing off the surface of the dividing screen are already loosening in front of the lower edge of the divider or in the area of the lower edge from the surface in question, so that instead of the multilayer Curtain 40 a single curtain 18 'or 20' occurs.
  • This Individual curtains 18 'and 20' can be used independently of one another by means of a corresponding receptacle 28 and 30 are collected.
  • the electrode arrangement 30a and 30b are preferably in association with a respective edge region of the material web 14 is provided, so that the serving to coat the surface 14a of the material web multilayer curtain 40, similar to that explained with reference to FIG. 2, in an edge region of the material web 14 and next to this in each case in the Individual curtains 18 'and 20' is separated in order to separate them separate collection of the unneeded order media for one Allow reuse.
  • the partition 40 should be made of a material that a good dispensing behavior for the detachment of the individual curtains 18 'and 20' having.
  • Teflon can be used.
  • the separation the individual curtains by the electrostatic forces can be in one Height range at which the individual films are made without the electrostatic Forces to be connected to multilayer curtain 40 or something above this height range, as shown schematically in Fig. 3.
  • Optimal configurations for the electrode arrangement 30 or 30a and 30b can be determined by simple experiments or model calculations become. Tests carried out specifically showed that a uniform Deflection of an entire individual curtain or a selected one Curtain area of a single curtain is possible. It was a distraction the curtain up to 90 ° from the gravitational drop position possible. It became a high voltage generator with an output voltage up to 30 kV and current densities up to 5 mA. The best Results were obtained at high voltages and low currents (i.e. ⁇ 5 mA) achieved when the electrodes are spaced from the curtain by up to 50 mm. The best results were obtained at intervals in the range of approx. 10 achieved up to 30 mm.
  • FIG. 4 shows a corresponding one Embodiment.
  • the individual curtains 18 and 28 produced by means of the slot nozzles 24 and 28 20 fall at a defined distance from one another on an inclined, for example flat sliding plate 50.
  • the curtain 20 forms on the Sliding plate 50 has a surface film 20 "on the sliding plate surface flows towards a lower edge of the sliding plate 52.
  • On this Film 20 hits the curtain 18, which has a second, upper film layer 18" forms.
  • the resulting two-layer film 40 "separates from that Sliding sheet edge 52 as a multi-layer curtain 40, which for multilayer coating of the material web 14 on its surface 14a serves.
  • the Individual curtains 18 and 20 above the slide plate 50 by means of recordings corresponding to the recordings 28 and 30 or by Ableitebkeche 56 and 58 caught and the respective collected order medium over a Return 60 and 62 are fed for reuse.
  • mixing takes place the collected, unnecessary order media avoided.
  • FIG. 4 The arrangement of FIG. 4 is particularly well suited for multilayer curtains of more than two layers from one to generate the corresponding number of individual curtains. It is also not excluded, a corresponding electrostatically to provide multi-layer curtain.
  • the width of the Sliding plate or alternatively another flow body or / and by providing a set of interchangeable sliding plates (or of flow bodies) with different widths can separate and Bringing together the individual curtains over their width as desired or if necessary.
  • you can use a swivel device provide the sliding plates or guide body different Merge width if necessary in the fall area of the two Individual curtains 18 and 20 can be swung in. Without baffle or The individual curtains 18 and 20 can also flow bodies for one conventional wet-indoor-wet application, in which the two individual curtains 18 and 20 in the running direction L from each other spaced on the surface or the already applied Hit order media layer.
  • CF paper refers to inked on one side of its front filled microspheres coated paper, which refers to the term CB paper on paper coated on one side with microcapsules on the back and the term CFB paper refers to both sides filled with ink Microcapsules coated paper, below which the microcapsules coating usually has a barrier coating is provided.

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  • Coating Apparatus (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paper (AREA)
EP04101816A 2003-05-06 2004-04-29 Dispositif de revêtement multicouche par rideau Withdrawn EP1475162A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10320146 2003-05-06
DE2003120146 DE10320146A1 (de) 2003-05-06 2003-05-06 Mehrschicht-Auftragsvorrichtung zum Auftragen von Auftragsmedium im Wege wenigstens eines mehrschichtigen Vorhangs oder Schleiers

Publications (2)

Publication Number Publication Date
EP1475162A2 true EP1475162A2 (fr) 2004-11-10
EP1475162A3 EP1475162A3 (fr) 2008-05-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP04101816A Withdrawn EP1475162A3 (fr) 2003-05-06 2004-04-29 Dispositif de revêtement multicouche par rideau

Country Status (2)

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EP (1) EP1475162A3 (fr)
DE (2) DE10320146A1 (fr)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005059250A1 (fr) * 2003-12-17 2005-06-30 Voith Paper Patent Gmbh Mecanisme de coucheuse a nappe
WO2005058511A1 (fr) * 2003-12-17 2005-06-30 Voith Paper Patent Gmbh Dispositif d'application
WO2006069851A1 (fr) * 2004-12-23 2006-07-06 Voith Patent Gmbh Procede pour appliquer directement plusieurs couches sur une bande en mouvement constituee de papier, de carton ou d'autre matiere fibreuse
JP2006247559A (ja) * 2005-03-11 2006-09-21 Voith Paper Patent Gmbh カーテン式コータ
WO2006097376A1 (fr) 2005-03-14 2006-09-21 Voith Patent Gmbh Dispositif d'application
EP1728561A1 (fr) * 2005-06-03 2006-12-06 Voith Patent GmbH appreil de revêtement par rideau à deux couches
JP2007083170A (ja) * 2005-09-22 2007-04-05 Voith Paper Patent Gmbh 塗工装置
JP2007125464A (ja) * 2005-11-01 2007-05-24 Voith Paper Patent Gmbh 塗工装置および塗工方法
JP2007125463A (ja) * 2005-11-01 2007-05-24 Voith Paper Patent Gmbh 塗工装置および塗工方法
JP2007144325A (ja) * 2005-11-29 2007-06-14 Aisin Chem Co Ltd 二層材塗布用ノズル及び多層材塗布用ノズル並びに二層材の塗布方法及び多層材の塗布方法
WO2009000715A1 (fr) * 2007-06-26 2008-12-31 Voith Patent Gmbh Procédé d'application et ensemble d'application à rideaux
EP2014376A3 (fr) * 2007-07-13 2009-02-04 Voith Patent GmbH Machine de revêtement par rideau
EP2017012A3 (fr) * 2007-07-20 2009-02-25 Voith Patent GmbH Machine de revêtement par rideau
CN110394283A (zh) * 2019-07-31 2019-11-01 江苏塔菲尔新能源科技股份有限公司 锂电池涂布回收系统及其浆料分离回收装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008007786U1 (de) 2008-06-11 2008-08-07 Voith Patent Gmbh Vorhang-Auftragswerk
DE102008002351A1 (de) 2008-06-11 2009-12-17 Voith Patent Gmbh Vorhang-Auftragswerk

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2351369C2 (de) * 1973-10-12 1983-05-11 CIBA-GEIGY AG, 4002 Basel Beschichtungsvorrichtung
JPS532108A (en) * 1976-06-28 1978-01-10 Fuji Photo Film Co Ltd Method of producing pressure sensitixed copy sheets
CH626817A5 (fr) 1977-09-12 1981-12-15 Ciba Geigy Ag
EP0003860B1 (fr) * 1978-03-01 1982-03-24 Agfa-Gevaert N.V. Méthode pour le revêtement par rideau d'une nappe avec des couches photographiques multiples superposées
DE2913217A1 (de) * 1979-04-03 1980-10-23 Agfa Ag Verfahren und vorrichtung zum gleichzeitigen auftragen mehrerer schichten auf bewegte gegenstaende insbesondere bahnen
EP0031301A1 (fr) * 1979-12-20 1981-07-01 Ciba-Geigy Ag Procédé et dispositif pour revêtir des bandes supports photographiques avec des compositions de revêtement photographiques
EP0467411B1 (fr) * 1990-07-20 1994-09-28 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Dispositif de recouvrement de pièces par rideau de matériel de revêtement liquide ou fluide
DE4203086C1 (en) * 1992-02-04 1993-05-27 Sollich Gmbh & Co Kg, 4902 Bad Salzuflen, De Appts. for coating chocolate material on food pieces - comprises mesh belt carrying pieces through vertical flowing curtain of coating material, preliminary curtain being formed by passing material over frame
DE9317347U1 (de) * 1993-11-12 1994-02-10 Robert Bürkle GmbH & Co, 72250 Freudenstadt Gießvorrichtung zum Beschichten von Teilen
DE19513531A1 (de) 1995-04-10 1996-10-17 Du Pont Deutschland Verfahren und Vorrichtung zur Verminderung von Störungen beim Vorhanggießen
JP3903570B2 (ja) * 1998-01-20 2007-04-11 石川島播磨重工業株式会社 塗工方法及び装置
JP3631367B2 (ja) * 1998-03-19 2005-03-23 三菱製紙株式会社 カーテン塗布方法およびその装置
US6231917B1 (en) * 1998-06-19 2001-05-15 Kabushiki Kaisha Toshiba Method of forming liquid film
DE10012347A1 (de) * 2000-03-14 2001-09-20 Voith Paper Patent Gmbh Vorhang- Auftragsvorrichtung
DE10057729A1 (de) * 2000-11-22 2002-05-23 Voith Paper Patent Gmbh Vorhang-Auftragsvorrichtung

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005058511A1 (fr) * 2003-12-17 2005-06-30 Voith Paper Patent Gmbh Dispositif d'application
WO2005059250A1 (fr) * 2003-12-17 2005-06-30 Voith Paper Patent Gmbh Mecanisme de coucheuse a nappe
WO2006069851A1 (fr) * 2004-12-23 2006-07-06 Voith Patent Gmbh Procede pour appliquer directement plusieurs couches sur une bande en mouvement constituee de papier, de carton ou d'autre matiere fibreuse
JP2006247559A (ja) * 2005-03-11 2006-09-21 Voith Paper Patent Gmbh カーテン式コータ
WO2006097376A1 (fr) 2005-03-14 2006-09-21 Voith Patent Gmbh Dispositif d'application
JP2006247611A (ja) * 2005-03-14 2006-09-21 Voith Paper Patent Gmbh 塗工装置
CN101142032B (zh) * 2005-03-14 2010-09-08 沃依特专利有限责任公司 涂布设备
EP1728561A1 (fr) * 2005-06-03 2006-12-06 Voith Patent GmbH appreil de revêtement par rideau à deux couches
EP1767282A3 (fr) * 2005-09-22 2008-04-16 Voith Patent GmbH Appareillage de couchage
JP2007083170A (ja) * 2005-09-22 2007-04-05 Voith Paper Patent Gmbh 塗工装置
JP2007125464A (ja) * 2005-11-01 2007-05-24 Voith Paper Patent Gmbh 塗工装置および塗工方法
EP1782891A3 (fr) * 2005-11-01 2008-05-07 Voith Paper Patent GmbH Méthode et appareil pour le dépôt d'au moins deux couches de peinture sur la surface d'une bande continue, en particulier d'une bande continue de papier ou de carton
EP1779935A3 (fr) * 2005-11-01 2008-06-18 Voith Patent GmbH Dispositif et procédé de couchage
JP2007125463A (ja) * 2005-11-01 2007-05-24 Voith Paper Patent Gmbh 塗工装置および塗工方法
JP2007144325A (ja) * 2005-11-29 2007-06-14 Aisin Chem Co Ltd 二層材塗布用ノズル及び多層材塗布用ノズル並びに二層材の塗布方法及び多層材の塗布方法
WO2009000715A1 (fr) * 2007-06-26 2008-12-31 Voith Patent Gmbh Procédé d'application et ensemble d'application à rideaux
EP2014376A3 (fr) * 2007-07-13 2009-02-04 Voith Patent GmbH Machine de revêtement par rideau
EP2017012A3 (fr) * 2007-07-20 2009-02-25 Voith Patent GmbH Machine de revêtement par rideau
CN110394283A (zh) * 2019-07-31 2019-11-01 江苏塔菲尔新能源科技股份有限公司 锂电池涂布回收系统及其浆料分离回收装置

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DE10320146A1 (de) 2004-11-25
EP1475162A3 (fr) 2008-05-07

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