FI20075638A0 - Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa - Google Patents

Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa

Info

Publication number
FI20075638A0
FI20075638A0 FI20075638A FI20075638A FI20075638A0 FI 20075638 A0 FI20075638 A0 FI 20075638A0 FI 20075638 A FI20075638 A FI 20075638A FI 20075638 A FI20075638 A FI 20075638A FI 20075638 A0 FI20075638 A0 FI 20075638A0
Authority
FI
Finland
Prior art keywords
papermaking
reject
removal
reduction
carbon dioxide
Prior art date
Application number
FI20075638A
Other languages
English (en)
Swedish (sv)
Inventor
Liviu Haias
Luminita Schmid
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
Application filed by Linde Ag filed Critical Linde Ag
Priority to FI20075638A priority Critical patent/FI20075638A0/fi
Publication of FI20075638A0 publication Critical patent/FI20075638A0/fi
Priority to PCT/EP2008/061880 priority patent/WO2009034056A1/en
Priority to EP20080803848 priority patent/EP2231922B1/en

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
    • 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
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI20075638A 2007-09-13 2007-09-13 Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa FI20075638A0 (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20075638A FI20075638A0 (fi) 2007-09-13 2007-09-13 Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa
PCT/EP2008/061880 WO2009034056A1 (en) 2007-09-13 2008-09-08 Removal of stickies from a pulp suspension, reduction of calcium compounds in reject and use of carbon dioxide in papermaking
EP20080803848 EP2231922B1 (en) 2007-09-13 2008-09-08 Removal of stickies from a pulp suspension, reduction of calcium compounds in reject and use of carbon dioxide in papermaking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20075638A FI20075638A0 (fi) 2007-09-13 2007-09-13 Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa

Publications (1)

Publication Number Publication Date
FI20075638A0 true FI20075638A0 (fi) 2007-09-13

Family

ID=38572972

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20075638A FI20075638A0 (fi) 2007-09-13 2007-09-13 Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa

Country Status (3)

Country Link
EP (1) EP2231922B1 (fi)
FI (1) FI20075638A0 (fi)
WO (1) WO2009034056A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008049334B4 (de) * 2008-09-29 2017-05-24 Messer Austria Gmbh Anlage und Verfahren zur Papierproduktion
EP2933375B1 (en) 2014-04-16 2018-12-19 Omya International AG Adsorbing and/or reduction of the amount of organic materials in an aqueous medium by using colloidal precipitated calcium carbonate
EP3026172A1 (en) * 2014-11-25 2016-06-01 UPM-Kymmene Corporation Method for treating a stream of a deinking plant and its use and product
CN109537348B (zh) * 2018-12-28 2023-08-29 玖龙纸业（太仓）有限公司 一种造纸循环***及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1175188A (en) * 1987-02-27 1988-09-01 Boc Group, Inc., The Use of gaseous carbon dioxide to adjust ph of cellulosic pulp
US6159381A (en) * 1996-04-11 2000-12-12 Bleakley; Ian Stuart Waste paper treatment process
EP0989229B1 (de) * 1998-09-22 2004-05-12 Alfred Pohlen Verfahren zur Eliminierung von klebrigen Verunreinigungen aus aufbereitetem Altpapier enthaltende Papierbreie mittels hydrophobierten Mineralien
CA2418956A1 (en) * 2000-08-07 2002-02-14 Kao Specialties Americas Flotation deinking process
DE10254862A1 (de) * 2002-11-25 2004-06-03 Degussa Ag Verfahren zur Druckfarbenentfärbung aus Altpapier durch Flotationsdeinking
US20060048908A1 (en) * 2004-09-08 2006-03-09 Enzymatic Deinking Technologies, Llc System for control of stickies in recovered and virgin paper processing
FI20070126A0 (fi) * 2006-09-08 2007-02-13 Linde Ag Menetelmä hartsin poistamiseksi massasta ja hiilidioksidin tai (bi)karbonaatin käyttö tähän tarkoitukseen

Also Published As

Publication number Publication date
EP2231922B1 (en) 2013-07-03
WO2009034056A1 (en) 2009-03-19
EP2231922A1 (en) 2010-09-29

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