FI112685B - Förfarande vid behandling av pulverformiga partiklar - Google Patents

Förfarande vid behandling av pulverformiga partiklar Download PDF

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Publication number
FI112685B
FI112685B FI20021253A FI20021253A FI112685B FI 112685 B FI112685 B FI 112685B FI 20021253 A FI20021253 A FI 20021253A FI 20021253 A FI20021253 A FI 20021253A FI 112685 B FI112685 B FI 112685B
Authority
FI
Finland
Prior art keywords
electric field
electrode
charge
substrate
particles
Prior art date
Application number
FI20021253A
Other languages
English (en)
Finnish (fi)
Other versions
FI20021253A0 (sv
FI20021253A (sv
Inventor
Juha Maijala
Kaisa Putkisto
Veli Kaesmae
Original Assignee
Metso Paper Inc
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 FI20020479A external-priority patent/FI118542B/sv
Application filed by Metso Paper Inc filed Critical Metso Paper Inc
Priority to FI20021253A priority Critical patent/FI112685B/sv
Publication of FI20021253A0 publication Critical patent/FI20021253A0/sv
Priority to EP03743896A priority patent/EP1483447A2/en
Priority to US10/507,417 priority patent/US7186445B2/en
Priority to AU2003209793A priority patent/AU2003209793A1/en
Priority to PCT/FI2003/000180 priority patent/WO2003076715A2/en
Publication of FI20021253A publication Critical patent/FI20021253A/sv
Application granted granted Critical
Publication of FI112685B publication Critical patent/FI112685B/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/08—Plant for applying liquids or other fluent materials to objects
    • B05B5/14—Plant for applying liquids or other fluent materials to objects specially adapted for coating continuously moving elongated bodies, e.g. wires, strips, pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/08—Plant for applying liquids or other fluent materials to objects
    • B05B5/087—Arrangements of electrodes, e.g. of charging, shielding, collecting electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
    • B05D1/045—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field on non-conductive substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
    • B05D1/06—Applying particulate materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • B05D7/04—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber to surfaces of films or sheets
    • 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
    • D21H23/50—Spraying or projecting
    • 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
    • D21H23/52—Addition to the formed paper by contacting paper with a device carrying the material
    • D21H23/64—Addition to the formed paper by contacting paper with a device carrying the material the material being non-fluent at the moment of transfer, e.g. in form of preformed, at least partially hardened coating
    • 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
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/08—Rearranging applied substances, e.g. metering, smoothing; Removing excess material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/007—Processes for applying liquids or other fluent materials using an electrostatic field
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/40—Distributing applied liquids or other fluent materials by members moving relatively to surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2201/00—Polymeric substrate or laminate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2252/00—Sheets
    • B05D2252/02—Sheets of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2252/00—Sheets
    • B05D2252/10—Applying the material on both sides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2401/00—Form of the coating product, e.g. solution, water dispersion, powders or the like
    • B05D2401/30—Form of the coating product, e.g. solution, water dispersion, powders or the like the coating being applied in other forms than involving eliminable solvent, diluent or dispersant
    • B05D2401/32—Form of the coating product, e.g. solution, water dispersion, powders or the like the coating being applied in other forms than involving eliminable solvent, diluent or dispersant applied as powders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254—After-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Electrostatic Spraying Apparatus (AREA)

Claims (4)

1. Förfarande för förbehandling av pulverformiga partiklar i en torr-ytbehandlingsprocess före applicering av pulverpartiklarna pä ytan av 5 ett substrat genom att använda ett elektriskt fält som bildas av elektro-der, som befinner sig pä motsatta sidor av substratet sä att ätminstone en första elektrod befinner sig pä sidan av substratet som skall be-läggas och ätminstone en annan elektrod befinner sig pä den motsatta sidan av substratet, kännetecknat därav, att pulverpartiklarna för-10 laddas förrän de införs i det elektriska fältet.
2. Förfarande enligt patentkrav 1, kännetecknat därav, att ätminstone en första elektrod, som omfattar ett inmatningsmunstycke, befinner sig längre borta frän substratet än den andra elektroden/de andra elekro- 15 derna pä samma sida, sä att förladdning äger rum.
3. Förfarande enligt patentkrav 1, kännetecknat därav, att ett separat elektriskt fält bildas utanför det elektriska fältet som bildas av den första och den andra elektroden/de andra elekroderna pä sidan av substratet 20 som skall beläggas med pulverpartiklarna, och förladdningen utförs i det separata elektriska fältet.
: 4. Förfarande enligt patentkrav 3, kännetecknat därav, att det sepa- : rata elektriska fältet bildas i en laddningsenhet som innefattar en • 25 koronaladdningselektrod, en jordelektrod och ett inmatningsmunstycke. »
FI20021253A 2002-03-14 2002-06-26 Förfarande vid behandling av pulverformiga partiklar FI112685B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20021253A FI112685B (sv) 2002-03-14 2002-06-26 Förfarande vid behandling av pulverformiga partiklar
EP03743896A EP1483447A2 (en) 2002-03-14 2003-03-11 Method for treating powdery particles
US10/507,417 US7186445B2 (en) 2002-03-14 2003-03-11 Method for electrostatic coating of a paper web
AU2003209793A AU2003209793A1 (en) 2002-03-14 2003-03-11 Method for treating powdery particles
PCT/FI2003/000180 WO2003076715A2 (en) 2002-03-14 2003-03-11 Method for treating powdery particles

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI20020479A FI118542B (sv) 2002-03-14 2002-03-14 Ytbehandlingsprocess
FI20020479 2002-03-14
FI20021253A FI112685B (sv) 2002-03-14 2002-06-26 Förfarande vid behandling av pulverformiga partiklar
FI20021253 2002-06-26

Publications (3)

Publication Number Publication Date
FI20021253A0 FI20021253A0 (sv) 2002-06-26
FI20021253A FI20021253A (sv) 2003-09-15
FI112685B true FI112685B (sv) 2003-12-31

Family

ID=26161291

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20021253A FI112685B (sv) 2002-03-14 2002-06-26 Förfarande vid behandling av pulverformiga partiklar

Country Status (5)

Country Link
US (1) US7186445B2 (sv)
EP (1) EP1483447A2 (sv)
AU (1) AU2003209793A1 (sv)
FI (1) FI112685B (sv)
WO (1) WO2003076715A2 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI118542B (sv) * 2002-03-14 2007-12-14 Metso Paper Inc Ytbehandlingsprocess
FI112685B (sv) 2002-03-14 2003-12-31 Metso Paper Inc Förfarande vid behandling av pulverformiga partiklar
FI121810B (sv) 2002-03-14 2011-04-29 Metso Paper Inc Förfarande för bildning av en film
EP1407831A3 (de) * 2002-10-07 2005-08-31 Alcan Technology & Management Ltd. Verfahren zur Herstellung eines folienförmigen Verpackungsmaterials
US7208429B2 (en) 2004-12-02 2007-04-24 The Procter + Gamble Company Fibrous structures comprising a nonoparticle additive
US7459179B2 (en) 2004-12-02 2008-12-02 The Procter & Gamble Company Process for making a fibrous structure comprising an additive
US7976679B2 (en) 2004-12-02 2011-07-12 The Procter & Gamble Company Fibrous structures comprising a low surface energy additive
DE102007027473A1 (de) 2007-06-14 2008-12-18 Manroland Ag Drucktechnisch hergestellte funktionale Komponenten
US9032905B2 (en) * 2010-06-21 2015-05-19 Beneq Oy Apparatus and method for coating glass substrate
WO2012081991A1 (en) * 2010-12-15 2012-06-21 Condalign As Method for forming an anisotropic conductive paper and a paper thus formed

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521558A (en) * 1968-08-26 1970-07-21 Purex Corp Ltd Electrostatic printing with potential control
FR2243740B1 (sv) 1973-09-14 1978-10-27 Voith Gmbh
DE2646798C2 (de) * 1976-10-16 1982-12-16 Haug & Co KG, 7022 Leinfelden-Echterdingen Vorrichtung zur elektrischen Aufladung von flüssigen oder festen Teilchen in einem Gas-, insbesondere Luftstrom und Aufbringung der geladenen Teilchen auf Oberflächen
US5344082A (en) * 1992-10-05 1994-09-06 Nordson Corporation Tribo-electric powder spray gun
DE69609152T2 (de) 1995-07-20 2001-03-15 Bando Chemical Ind Übertragungsblatt zum sublimationsübertragungsdruckverfahren und verfahren zur herstellung desselben
AU1947897A (en) * 1996-03-26 1997-10-17 Dsm N.V. Process for coating a board- or paper-like substrate with a powder paint composition
DE19632899A1 (de) * 1996-08-16 1998-02-19 Weitmann & Konrad Fa Vorrichtung zum Bestäuben bewegter Gegenstände, insbesondere bedruckter Papierbögen
FI112685B (sv) 2002-03-14 2003-12-31 Metso Paper Inc Förfarande vid behandling av pulverformiga partiklar

Also Published As

Publication number Publication date
FI20021253A0 (sv) 2002-06-26
AU2003209793A8 (en) 2003-09-22
WO2003076715A3 (en) 2003-12-04
EP1483447A2 (en) 2004-12-08
US20050118347A1 (en) 2005-06-02
WO2003076715A2 (en) 2003-09-18
AU2003209793A1 (en) 2003-09-22
FI20021253A (sv) 2003-09-15
US7186445B2 (en) 2007-03-06

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