FI20207086A1 - Förfarande för att limma en fiberbana samt viraparti för en fiberbana - Google Patents

Förfarande för att limma en fiberbana samt viraparti för en fiberbana Download PDF

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Publication number
FI20207086A1
FI20207086A1 FI20207086A FI20207086A FI20207086A1 FI 20207086 A1 FI20207086 A1 FI 20207086A1 FI 20207086 A FI20207086 A FI 20207086A FI 20207086 A FI20207086 A FI 20207086A FI 20207086 A1 FI20207086 A1 FI 20207086A1
Authority
FI
Finland
Prior art keywords
fiber web
wire
sizing agent
curtain
ply
Prior art date
Application number
FI20207086A
Other languages
English (en)
Finnish (fi)
Inventor
Simo Rahkonen
Tapio Pitkäniemi
Heikki Vatanen
Henri Vaittinen
Original Assignee
Valmet Technologies Oy
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 Valmet Technologies Oy filed Critical Valmet Technologies Oy
Priority to FI20207086A priority Critical patent/FI20207086A1/sv
Priority to DE102021112427.1A priority patent/DE102021112427A1/de
Publication of FI20207086A1 publication Critical patent/FI20207086A1/sv

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F9/00—Complete machines for making continuous webs of paper
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/16—Sizing or water-repelling agents
    • 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
    • D21H23/30—Pretreatment of the paper
    • 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
    • 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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • D21H27/32—Multi-ply with materials applied between the sheets
    • D21H27/34—Continuous materials, e.g. filaments, sheets, nets

Landscapes

  • Paper (AREA)
FI20207086A 2020-05-15 2020-05-15 Förfarande för att limma en fiberbana samt viraparti för en fiberbana FI20207086A1 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20207086A FI20207086A1 (sv) 2020-05-15 2020-05-15 Förfarande för att limma en fiberbana samt viraparti för en fiberbana
DE102021112427.1A DE102021112427A1 (de) 2020-05-15 2021-05-12 Verfahren zur Leimung einer Faserbahn und eine Formierpartie für eine Faserbahn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20207086A FI20207086A1 (sv) 2020-05-15 2020-05-15 Förfarande för att limma en fiberbana samt viraparti för en fiberbana

Publications (1)

Publication Number Publication Date
FI20207086A1 true FI20207086A1 (sv) 2021-11-16

Family

ID=78280796

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20207086A FI20207086A1 (sv) 2020-05-15 2020-05-15 Förfarande för att limma en fiberbana samt viraparti för en fiberbana

Country Status (2)

Country Link
DE (1) DE102021112427A1 (sv)
FI (1) FI20207086A1 (sv)

Also Published As

Publication number Publication date
DE102021112427A1 (de) 2021-11-18

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