FI86754B - Tillverkning av papper. - Google Patents

Tillverkning av papper. Download PDF

Info

Publication number
FI86754B
FI86754B FI880090A FI880090A FI86754B FI 86754 B FI86754 B FI 86754B FI 880090 A FI880090 A FI 880090A FI 880090 A FI880090 A FI 880090A FI 86754 B FI86754 B FI 86754B
Authority
FI
Finland
Prior art keywords
added
aluminum
headbox
retention
weight
Prior art date
Application number
FI880090A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI880090A0 (fi
FI880090L (fi
Inventor
Tom Lindstroem
Hans Hallgren
Fritz Hedborg
Original Assignee
Svenska Traeforskningsinst
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20367111&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI86754(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Svenska Traeforskningsinst filed Critical Svenska Traeforskningsinst
Publication of FI880090A0 publication Critical patent/FI880090A0/fi
Publication of FI880090L publication Critical patent/FI880090L/fi
Application granted granted Critical
Publication of FI86754B publication Critical patent/FI86754B/fi

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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • D21H17/29—Starch cationic
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
    • 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
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/14—Controlling the addition by selecting point of addition or time of contact between components
    • D21H23/18—Addition at a location where shear forces are avoided before sheet-forming, e.g. after pulp beating or refining

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Making Paper Articles (AREA)
  • Polarising Elements (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Indole Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
FI880090A 1987-01-09 1988-01-08 Tillverkning av papper. FI86754B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8700058 1987-01-09
SE8700058A SE8700058L (sv) 1987-01-09 1987-01-09 Papperstillverkning

Publications (3)

Publication Number Publication Date
FI880090A0 FI880090A0 (fi) 1988-01-08
FI880090L FI880090L (fi) 1988-07-10
FI86754B true FI86754B (fi) 1992-06-30

Family

ID=20367111

Family Applications (1)

Application Number Title Priority Date Filing Date
FI880090A FI86754B (fi) 1987-01-09 1988-01-08 Tillverkning av papper.

Country Status (10)

Country Link
US (1) US4911790A (de)
EP (1) EP0276200B1 (de)
JP (1) JPS63235594A (de)
AT (1) ATE62719T1 (de)
CA (1) CA1283761C (de)
DE (1) DE3862385D1 (de)
ES (1) ES2022715B3 (de)
FI (1) FI86754B (de)
NO (1) NO880070L (de)
SE (1) SE8700058L (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069893A (en) * 1988-11-03 1991-12-03 Handy Chemicals Limited Polymeric basic aluminum silicate-sulphate
SE8903180D0 (sv) * 1989-09-27 1989-09-27 Sca Development Ab Saett att behandla fibrer av cellulosahaltigt material
SE500871C2 (sv) * 1989-09-27 1994-09-19 Sca Research Ab Aluminiumsaltimpregnerade fibrer, sätt att framställa dessa, absorptionsmaterial för användning i hygienartiklar och användning av fibrerna som absorptionsmaterial
US5221435A (en) * 1991-09-27 1993-06-22 Nalco Chemical Company Papermaking process
US5695609A (en) * 1992-01-20 1997-12-09 Kemira Oy Process for producing paper
US7029553B1 (en) * 1992-07-24 2006-04-18 Peach State Labs, Inc. Urea sulfate and urea hydrochloride in paper and pulp processing
US5296213A (en) * 1992-08-13 1994-03-22 Handy Chemicals Limited Polymeric aluminum silicate-sulphate and process for producing same
FR2732368B1 (fr) * 1995-03-31 1997-06-06 Roquette Freres Nouveau procede de fabrication de papier
ES2130098B1 (es) * 1997-12-26 2000-03-01 Consejo Superior Investigacion Utilizacion de los lodos de hidroxido de aluminio procedente de las plantas de anodizado para su utilizacion en la fabricacion de aluminato y procedimiento para realizarlo
AU2001224398A1 (en) * 2000-01-12 2001-07-24 Calgon Corporation The use of inorganic sols in the papermaking process
US6451170B1 (en) * 2000-08-10 2002-09-17 Cargill, Incorporated Starch compositions and methods for use in papermaking
USRE44519E1 (en) 2000-08-10 2013-10-08 Cargill, Incorporated Starch compositions and methods for use in papermaking
FI111284B (fi) * 2000-09-22 2003-06-30 Wetend Technologies Oy Menetelmä ja laitteisto kemikaalin syöttämiseksi nestevirtaan
US7682485B2 (en) 2005-12-14 2010-03-23 Akzo Nobel N.V. Papermaking process
WO2007069991A2 (en) * 2005-12-14 2007-06-21 Akzo Nobel N.V. Papermaking process
FI20065589L (fi) * 2006-09-25 2008-03-26 Upm Kymmene Corp Menetelmä täyteaineen lisäämiseksi kuitususpensioon
FI123392B (fi) * 2008-02-22 2013-03-28 Upm Kymmene Oyj Menetelmä kalsiumkarbonaatin saostamiseksi kuiturainaprosessin yhteydessä ja kuiturainakoneen lähestymisjärjestelmä

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA708518A (en) * 1965-04-27 Farbwerke Hoechst Aktiengesellschaft Vormals Meister Lucius And Bruning Process for improving the retention of mineral fillers in the formation of paper fleeces
US2109931A (en) * 1935-08-28 1938-03-01 Du Pont Paper sizing
DE1139730B (de) * 1958-10-24 1962-11-15 Dr Paul Lagally Verfahren zur Herstellung von Cellulosefaserstoffprodukten hoher Nassfestigkeit
GB1596632A (en) * 1977-01-26 1981-08-26 Ass Portland Cement Filled paper
GR65316B (en) * 1978-06-20 1980-08-02 Arjomari Prioux Method for the preparation of fibrous leaf
EP0060291B1 (de) * 1980-09-19 1986-06-04 SUNDEN, Olof Verwendung eines amphoteren schleimigen gebildes als bindemittel in einem papierherstellungsverfahren
US4853085A (en) * 1981-05-13 1989-08-01 United States Gypsum Company Neutral sized paper for use in the production of gypsum wallboard
EP0112525B1 (de) * 1982-12-08 1987-03-18 Giulini Chemie GmbH Mittel und Verfahren zur Neutralleimung
IT1163643B (it) * 1983-07-01 1987-04-08 Prodeco Spa Procedimento per la collatura di carta, in particolare in presenza di una carica sensibile ad ambiente acido

Also Published As

Publication number Publication date
FI880090A0 (fi) 1988-01-08
EP0276200B1 (de) 1991-04-17
SE8700058D0 (sv) 1987-01-09
ES2022715B3 (es) 1991-12-01
ATE62719T1 (de) 1991-05-15
JPS63235594A (ja) 1988-09-30
NO880070L (no) 1988-07-11
US4911790A (en) 1990-03-27
NO880070D0 (no) 1988-01-08
SE8700058L (sv) 1988-07-10
FI880090L (fi) 1988-07-10
CA1283761C (en) 1991-05-07
EP0276200A1 (de) 1988-07-27
DE3862385D1 (de) 1991-05-23

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: STFI