EP2093325A3 - Curtain application device - Google Patents

Curtain application device Download PDF

Info

Publication number
EP2093325A3
EP2093325A3 EP09152352A EP09152352A EP2093325A3 EP 2093325 A3 EP2093325 A3 EP 2093325A3 EP 09152352 A EP09152352 A EP 09152352A EP 09152352 A EP09152352 A EP 09152352A EP 2093325 A3 EP2093325 A3 EP 2093325A3
Authority
EP
European Patent Office
Prior art keywords
curtain
fibrous web
applicator head
guide element
support roller
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Withdrawn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
EP09152352A
Other languages
German (de)
French (fr)
Other versions
EP2093325A2 (en
Inventor
Werner Buttschardt
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 EP2093325A2 publication Critical patent/EP2093325A2/en
Publication of EP2093325A3 publication Critical patent/EP2093325A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/46—Pouring or allowing the fluid to flow in a continuous stream on to the surface, the entire stream being carried away by the paper
    • D21H23/48—Curtain coaters

Landscapes

  • Coating Apparatus (AREA)
  • Paper (AREA)

Abstract

Die Erfindung betrifft ein Vorhang-Auftragswerk (1, 2) zur Beschichtung einer laufenden Papier-, Karton- oder anderen Faserstoffbahn (2) mit wenigstens einem flüssigen bis pastösen Auftragsmedium in Form eines ein- oder mehrschichtigen Vorhangs (3), der im Wesentlichen der Schwerkraft folgend auf die Oberfläche der Faserstoffbahn (2) herabfällt und dort eine Auftragsschicht (14) erzielt, umfassend die Funktionseinheiten Vorhang-Auftragskopf (5), Startrinne (6) und Luftgrenzschicht-Entfernungseinrichtung (7) und umfassend wenigstens ein Leitelement (4), beispielsweise wenigstens eine Stützwalze (4.1), über die die Faserstoffbahn (2) in Laufrichtung (L) unterhalb des Auftragskopfes (5) bzw. des Vorhangs (3) läuft.The invention relates to a curtain coater (1, 2) for coating a running paper, board or other fibrous web (2) with at least one liquid to pasty application medium in the form of a single or multi-layer curtain (3), which substantially Gravity following the surface of the fibrous web (2) falls down and there achieves a coating layer (14) comprising the functional units curtain applicator head (5), start gutter (6) and air boundary layer removal means (7) and comprising at least one guide element (4), For example, at least one support roller (4.1) over which the fibrous web (2) in the direction of (L) below the applicator head (5) and the curtain (3) runs.

Erfindungsgemäß ist vorgesehen, dass das wenigstens eine, unterhalb des Vorhang-Auftragskopfes (5) bzw. des abgegebenen Vorhangs (3) angeordnete Leitelement (4) bzw. die wenigstens eine Stützwalze (4.1, 4.2, 4.3) beweglich angeordnet ist.

Figure imgaf001
According to the invention, it is provided that the at least one guide element (4) or the at least one support roller (4.1, 4.2, 4.3) arranged below the curtain applicator head (5) or the delivered curtain (3) is movably arranged.
Figure imgaf001
EP09152352A 2008-02-19 2009-02-09 Curtain application device Withdrawn EP2093325A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200810000349 DE102008000349A1 (en) 2008-02-19 2008-02-19 Curtain applicator

Publications (2)

Publication Number Publication Date
EP2093325A2 EP2093325A2 (en) 2009-08-26
EP2093325A3 true EP2093325A3 (en) 2010-01-20

Family

ID=40785432

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09152352A Withdrawn EP2093325A3 (en) 2008-02-19 2009-02-09 Curtain application device

Country Status (3)

Country Link
EP (1) EP2093325A3 (en)
JP (1) JP3149990U (en)
DE (1) DE102008000349A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010061723A1 (en) 2010-11-22 2012-05-24 Voith Patent Gmbh Device useful for treating moving paper, cardboard or other fibrous web in fibrous web producing machine, comprises providing curtain applicator for producing single or multilayered application layer, and contactless dryer for pre-drying

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19903559A1 (en) * 1998-01-30 1999-10-21 Mitsubishi Paper Mills Ltd Extremely high-speed falling liquid film paper coating machine
EP0974403A2 (en) * 1998-07-22 2000-01-26 Fuji Photo Film Co., Ltd. Coating method and apparatus
DE10012345A1 (en) * 2000-03-14 2001-09-20 Voith Paper Patent Gmbh Web coating station, for paper or cardboard, comprises applicator with delivery jet, to form structured free-fall coating curtain to moving web surface, with adjustments to set relative alignments of applicator and web
WO2004027151A1 (en) * 2002-09-20 2004-04-01 Metso Paper, Inc. A method for changing the running conditions of a curtain coater and an arrangement applying the method
US20050115494A1 (en) * 2002-06-24 2005-06-02 Martin Tietz Device for coating and drying both sides of a material web of paper or board
EP1538263A1 (en) * 2003-12-01 2005-06-08 Voith Paper Patent GmbH Coating device
EP1541765A1 (en) * 2003-12-13 2005-06-15 Voith Paper Patent GmbH Coater
WO2006008336A1 (en) * 2004-07-20 2006-01-26 Metso Paper, Inc. Curtain coater unit and curtain coating method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19903559A1 (en) * 1998-01-30 1999-10-21 Mitsubishi Paper Mills Ltd Extremely high-speed falling liquid film paper coating machine
EP0974403A2 (en) * 1998-07-22 2000-01-26 Fuji Photo Film Co., Ltd. Coating method and apparatus
DE10012345A1 (en) * 2000-03-14 2001-09-20 Voith Paper Patent Gmbh Web coating station, for paper or cardboard, comprises applicator with delivery jet, to form structured free-fall coating curtain to moving web surface, with adjustments to set relative alignments of applicator and web
US20050115494A1 (en) * 2002-06-24 2005-06-02 Martin Tietz Device for coating and drying both sides of a material web of paper or board
WO2004027151A1 (en) * 2002-09-20 2004-04-01 Metso Paper, Inc. A method for changing the running conditions of a curtain coater and an arrangement applying the method
EP1538263A1 (en) * 2003-12-01 2005-06-08 Voith Paper Patent GmbH Coating device
EP1541765A1 (en) * 2003-12-13 2005-06-15 Voith Paper Patent GmbH Coater
WO2006008336A1 (en) * 2004-07-20 2006-01-26 Metso Paper, Inc. Curtain coater unit and curtain coating method

Also Published As

Publication number Publication date
EP2093325A2 (en) 2009-08-26
JP3149990U (en) 2009-04-23
DE102008000349A1 (en) 2009-08-20

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