CL2007002697A1 - METHOD TO TREAT WHITE PULP WATERPROOF SUSPENSION DERIVED FROM THE ALKALINE PULP PROCESS BEFORE MANUFACTURING THE PAPER THAT INCLUDES DRAINING AND DRYING THE SUSPENSION, WHERE THE PH OF THE SUSPENSION TO BE TREATED FLUCTUA BETWEEN 6.5 AND 12. - Google Patents

METHOD TO TREAT WHITE PULP WATERPROOF SUSPENSION DERIVED FROM THE ALKALINE PULP PROCESS BEFORE MANUFACTURING THE PAPER THAT INCLUDES DRAINING AND DRYING THE SUSPENSION, WHERE THE PH OF THE SUSPENSION TO BE TREATED FLUCTUA BETWEEN 6.5 AND 12.

Info

Publication number
CL2007002697A1
CL2007002697A1 CL2007002697A CL2007002697A CL2007002697A1 CL 2007002697 A1 CL2007002697 A1 CL 2007002697A1 CL 2007002697 A CL2007002697 A CL 2007002697A CL 2007002697 A CL2007002697 A CL 2007002697A CL 2007002697 A1 CL2007002697 A1 CL 2007002697A1
Authority
CL
Chile
Prior art keywords
suspension
fluctua
paper
drying
treated
Prior art date
Application number
CL2007002697A
Other languages
Spanish (es)
Inventor
Thomas Johansson-Vest Greschik
Original Assignee
Akzo Nobel Nv
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 Akzo Nobel Nv filed Critical Akzo Nobel Nv
Publication of CL2007002697A1 publication Critical patent/CL2007002697A1/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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • 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
    • D21H21/143—Agents preventing ageing of paper, e.g. radiation absorbing substances

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
CL2007002697A 2006-09-22 2007-09-20 METHOD TO TREAT WHITE PULP WATERPROOF SUSPENSION DERIVED FROM THE ALKALINE PULP PROCESS BEFORE MANUFACTURING THE PAPER THAT INCLUDES DRAINING AND DRYING THE SUSPENSION, WHERE THE PH OF THE SUSPENSION TO BE TREATED FLUCTUA BETWEEN 6.5 AND 12. CL2007002697A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06121100 2006-09-22

Publications (1)

Publication Number Publication Date
CL2007002697A1 true CL2007002697A1 (en) 2008-03-28

Family

ID=37814621

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2007002697A CL2007002697A1 (en) 2006-09-22 2007-09-20 METHOD TO TREAT WHITE PULP WATERPROOF SUSPENSION DERIVED FROM THE ALKALINE PULP PROCESS BEFORE MANUFACTURING THE PAPER THAT INCLUDES DRAINING AND DRYING THE SUSPENSION, WHERE THE PH OF THE SUSPENSION TO BE TREATED FLUCTUA BETWEEN 6.5 AND 12.

Country Status (11)

Country Link
EP (1) EP2074257B1 (en)
AR (1) AR062866A1 (en)
BR (1) BRPI0717429A2 (en)
CA (1) CA2664088C (en)
CL (1) CL2007002697A1 (en)
EA (1) EA014734B1 (en)
ES (1) ES2612270T3 (en)
NO (1) NO20091573L (en)
PT (1) PT2074257T (en)
WO (1) WO2008036031A1 (en)
ZA (1) ZA200902765B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112013011869B1 (en) 2010-11-16 2020-12-22 Basf Se pulp manufacturing process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA821268B (en) * 1981-03-06 1983-03-30 Courtaulds Ltd Drying wood pulp
SE441107C (en) * 1982-05-07 1991-03-18 Modo Chemetics Ab PROCEDURES FOR PREPARING CHEAP HIGH-EXCHANGE MASS WITH GOOD PAPER CHARACTERISTICS
SE8701252D0 (en) * 1987-03-03 1987-03-25 Eka Nobel Ab SET FOR PAPER MAKING
US5785810A (en) * 1991-08-21 1998-07-28 Salminen; Reijo K. Wood pulp processing apparatus and method
US5695609A (en) * 1992-01-20 1997-12-09 Kemira Oy Process for producing paper
WO1999050500A1 (en) * 1998-03-31 1999-10-07 Callaway Corporation Improving retention and drainage in alkaline fine paper
US7081184B2 (en) * 2002-05-15 2006-07-25 Weyerhaeuser Company Process for making a very low COD unbleached pulp
SE0400940L (en) * 2004-04-07 2005-08-16 Kvaerner Pulping Tech Method and apparatus for diluting dewatered cellulose pulp

Also Published As

Publication number Publication date
EA200970314A1 (en) 2009-10-30
WO2008036031A1 (en) 2008-03-27
ZA200902765B (en) 2010-03-31
ES2612270T3 (en) 2017-05-16
CA2664088C (en) 2015-02-24
NO20091573L (en) 2009-04-21
AR062866A1 (en) 2008-12-10
CA2664088A1 (en) 2008-03-27
PT2074257T (en) 2017-02-10
EP2074257A1 (en) 2009-07-01
EP2074257B1 (en) 2016-11-23
BRPI0717429A2 (en) 2013-11-12
EA014734B1 (en) 2011-02-28

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