ATE462825T1 - Verwendung von karbonationen für die solubilisierung von harz in einem verfahren zur entharzung eines zellstoffs - Google Patents

Verwendung von karbonationen für die solubilisierung von harz in einem verfahren zur entharzung eines zellstoffs

Info

Publication number
ATE462825T1
ATE462825T1 AT07803338T AT07803338T ATE462825T1 AT E462825 T1 ATE462825 T1 AT E462825T1 AT 07803338 T AT07803338 T AT 07803338T AT 07803338 T AT07803338 T AT 07803338T AT E462825 T1 ATE462825 T1 AT E462825T1
Authority
AT
Austria
Prior art keywords
pulp
resin
deresining
carbonations
solubilization
Prior art date
Application number
AT07803338T
Other languages
English (en)
Inventor
Anna Tigerstroem
Original Assignee
Linde Ag
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 FI20060805A external-priority patent/FI20060805L/fi
Application filed by Linde Ag filed Critical Linde Ag
Application granted granted Critical
Publication of ATE462825T1 publication Critical patent/ATE462825T1/de

Links

Classifications

    • 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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • 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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Reinforced Plastic Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
AT07803338T 2006-09-08 2007-09-07 Verwendung von karbonationen für die solubilisierung von harz in einem verfahren zur entharzung eines zellstoffs ATE462825T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20060805A FI20060805L (fi) 2006-09-08 2006-09-08 Menetelmä pihkan poistamiseksi massasta ja hiilidioksidin käyttö tätä varten
FI20070126A FI20070126A0 (fi) 2006-09-08 2007-02-13 Menetelmä hartsin poistamiseksi massasta ja hiilidioksidin tai (bi)karbonaatin käyttö tähän tarkoitukseen
PCT/EP2007/059398 WO2008028960A1 (en) 2006-09-08 2007-09-07 Process for the deresination of pulp and use of carbon dioxide or (bi)carbonate therefor

Publications (1)

Publication Number Publication Date
ATE462825T1 true ATE462825T1 (de) 2010-04-15

Family

ID=37832170

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07803338T ATE462825T1 (de) 2006-09-08 2007-09-07 Verwendung von karbonationen für die solubilisierung von harz in einem verfahren zur entharzung eines zellstoffs

Country Status (8)

Country Link
US (1) US20100024997A1 (de)
EP (1) EP1945852B1 (de)
AT (1) ATE462825T1 (de)
CA (1) CA2699097A1 (de)
CL (1) CL2007002608A1 (de)
DE (1) DE602007005590D1 (de)
FI (1) FI20070126A0 (de)
WO (1) WO2008028960A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20075638A0 (fi) * 2007-09-13 2007-09-13 Linde Ag Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa
CA2734031C (en) * 2008-08-15 2017-09-12 Hercules Incorporated Pulping additives for a reduction of resin from kraft pulp
AU2011311238A1 (en) 2010-10-05 2013-04-04 Purdue Pharma L.P. Quinazoline compounds as sodium channel blockers
ES2604185T3 (es) 2011-04-11 2017-03-03 Nordson Corporation Sistema, boquilla y procedimiento para revestir hebras elásticas
EP2570550B1 (de) * 2011-09-15 2015-10-21 Linde Aktiengesellschaft Sauerstoffbehandlung von Wasser und Pulpe aus der Papier- oder Kartonherstellung

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE219677C1 (de)
FR1168330A (fr) 1955-12-01 1958-12-05 Stora Kopparbergs Bergslags Ab Procédé pour éliminer la résine de la cellulose provenant de bois riches en résine
SE360128C (sv) * 1970-08-25 1983-10-31 Mo Och Domsjoe Ab Sett att bleka cellulosamassa med en syreinnehallande gas i nervaro av alkali
SE373395B (sv) * 1972-12-19 1975-02-03 Mo Och Domsjoe Ab Forfarande for framstellning av cellulosamassa med hog ljushet genom uppslutning av ved med syrgas under tryck i nervaro av en kokvetska forsatt med basiska neutralisationsmedel
SE393138B (sv) * 1974-03-14 1977-05-02 Mo Och Domsjoe Ab Forfarande for blekning av cellulosa med en syre innehallande gas i nervaro av natriumbikarbonat
US4184912A (en) * 1976-08-09 1980-01-22 Nalco Chemical Company Pitch control method
US4444621A (en) * 1980-11-21 1984-04-24 Mo Och Domsjo Aktiebolag Process and apparatus for the deresination and brightness improvement of cellulose pulp
SE424884B (sv) 1980-12-05 1982-08-16 Mo Och Domsjoe Ab Forfarande for hartshaltsminskning vid framstellning av cellulosamassor ur lignocellulosamaterial
SE450394B (sv) 1981-12-30 1987-06-22 Mo Och Domsjoe Ab Forfarande for blekning av ligninhaltig cellulosamassa
WO1988004706A1 (en) * 1986-12-22 1988-06-30 Aga Aktiebolag Method for washing of alcaline pulp
US5286845A (en) * 1992-05-20 1994-02-15 Union Camp Corporation Acidification of tall oil soap using carbon dioxide
FI102911B (fi) * 1997-06-13 1999-03-15 Aga Ab Menetelmä massasuspension pH:n stabiloimiseksi ja paperin tuottamiseks i stabiloidusta massasta
SE9900425L (sv) 1999-02-09 2000-09-04 Skogsind Tekn Foskningsinst Förfarande för delignifiering av massa
SE522161C2 (sv) 1999-06-17 2004-01-20 Kvaerner Pulping Tech Förfarande och anordning för syrgasdelignifiering med förbättrad kappareduktion
WO2002038857A1 (en) * 2000-11-10 2002-05-16 Sca Hygiene Products Ab Method of treating cellulose fibres and products obtained thereby
EP1205598A1 (de) 2000-11-10 2002-05-15 SCA Hygiene Products AB Verfahren zur Behandlung von Cellulosefasern sowie die dabei erhaltenen Produkte
FI20002586A7 (fi) * 2000-11-24 2002-05-25 Metso Paper Inc Alkalinen eräkeittomenetelmä kuitumateriaalille
US6743332B2 (en) 2001-05-16 2004-06-01 Weyerhaeuser Company High temperature peroxide bleaching of mechanical pulps
FI111177B (fi) 2001-12-12 2003-06-13 Linde Ag Laite ja menetelmä teollisuusprosessin alkaliteetin ja pH-arvon ohjaamiseksi
US7407561B2 (en) 2003-05-13 2008-08-05 Ciba Specialty Chemicals Water Treatments Ltd. Use of water-soluble crosslinked cationic polymers for controlling deposition of pitch and stickies in papermaking
FI121385B (fi) 2004-02-24 2010-10-29 Kemira Oyj Menetelmä suursaantomassojen uuteainepitoisuuden vähentämiseksi ja menetelmä valkaistujen suursaantomassojen valmistamiseksi

Also Published As

Publication number Publication date
WO2008028960A1 (en) 2008-03-13
US20100024997A1 (en) 2010-02-04
DE602007005590D1 (de) 2010-05-12
EP1945852B1 (de) 2010-03-31
CA2699097A1 (en) 2008-03-13
FI20070126A0 (fi) 2007-02-13
CL2007002608A1 (es) 2008-06-27
EP1945852A1 (de) 2008-07-23

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties