FI933007A - Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning - Google Patents

Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning Download PDF

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Publication number
FI933007A
FI933007A FI933007A FI933007A FI933007A FI 933007 A FI933007 A FI 933007A FI 933007 A FI933007 A FI 933007A FI 933007 A FI933007 A FI 933007A FI 933007 A FI933007 A FI 933007A
Authority
FI
Finland
Prior art keywords
avlagring
beck
foerfarande foer
pappersframstaellning
vid
Prior art date
Application number
FI933007A
Other languages
English (en)
Other versions
FI933007A0 (fi
Inventor
Keith Robert Rogan
Bert Goeran Wernaos
Original Assignee
Ecc Int Ltd
Cdm Ab
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 Ecc Int Ltd, Cdm Ab filed Critical Ecc Int Ltd
Publication of FI933007A0 publication Critical patent/FI933007A0/fi
Publication of FI933007A publication Critical patent/FI933007A/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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic compounds
    • 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
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Earth Drilling (AREA)
  • Vehicle Body Suspensions (AREA)
FI933007A 1992-07-02 1993-06-30 Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning FI933007A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92306134A EP0586755B1 (en) 1992-07-02 1992-07-02 A process for controlling the deposition of pitch in paper making

Publications (2)

Publication Number Publication Date
FI933007A0 FI933007A0 (fi) 1993-06-30
FI933007A true FI933007A (fi) 1994-01-03

Family

ID=8211422

Family Applications (1)

Application Number Title Priority Date Filing Date
FI933007A FI933007A (fi) 1992-07-02 1993-06-30 Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning

Country Status (6)

Country Link
EP (1) EP0586755B1 (fi)
AT (1) ATE153402T1 (fi)
DE (1) DE69219888T2 (fi)
DK (1) DK0586755T3 (fi)
ES (1) ES2101035T3 (fi)
FI (1) FI933007A (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9410920D0 (en) * 1994-06-01 1994-07-20 Allied Colloids Ltd Manufacture of paper
GB2297334A (en) * 1995-01-25 1996-07-31 Ecc Int Ltd Agent for controlling the deposition of pitch in papermaking
EP0760406A3 (en) * 1995-08-24 1997-09-17 Nalco Canada Inc Combination of poly (dadmac / acrylamide) and bentonite for pitch control in papermaking processes
DE102004060587A1 (de) * 2004-12-16 2006-07-06 Süd-Chemie AG Bentonite zur Störstoffbindung in der Papierherstellung
WO2006077074A2 (de) * 2005-01-21 2006-07-27 Süd-Chemie AG Verfahren zur herstellung von kationisierten adsorbentien, danach erhältliche sorptionsmittel sowie deren bevorzugte verwendung
DE102005039850A1 (de) * 2005-08-23 2007-03-08 Süd-Chemie AG Stevensit- und/oder Kerolith-haltige Adsorbentien zur Störstoffbindung in der Papierherstellung
DE102006061046A1 (de) * 2006-12-22 2008-06-26 Omya Development Ag Aufbereitungsverfahren von Rohbentonit
EP2546410B1 (en) 2011-07-11 2013-11-13 Omya International AG Hydrophobised calcium carbonate particles
SI2933375T1 (sl) 2014-04-16 2019-07-31 Omya International Ag Adsorbiranje in/ali zmanjševanje količine organskih materialov v vodnem mediju z uporabo koloidnega obarjenega kalcijevega karbonata

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1194254A (en) * 1980-11-28 1985-10-01 Margaret J. Molnar Diallyl dimethyl ammonium chloride polymers for pitch control
NZ227526A (en) * 1988-01-07 1990-04-26 Cyprus Ind Minerals Co Reduction of pitch in papermaking furnish by addition of particle composites comprising soluble cationic polymer adsorbed on insoluble particles
US5131982A (en) * 1990-02-26 1992-07-21 Nalco Chemical Company Use of dadmac containing polymers for coated broke treatment
CA2040337C (en) * 1990-06-22 2003-10-14 Carol S. Greer Process for control of pitch deposition from pulps in papermarking systems

Also Published As

Publication number Publication date
DE69219888D1 (de) 1997-06-26
FI933007A0 (fi) 1993-06-30
EP0586755A1 (en) 1994-03-16
DE69219888T2 (de) 1997-09-11
ATE153402T1 (de) 1997-06-15
DK0586755T3 (da) 1997-12-01
ES2101035T3 (es) 1997-07-01
EP0586755B1 (en) 1997-05-21

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