SE9500846D0 - Process for producing short-fibered softwood pulps - Google Patents

Process for producing short-fibered softwood pulps

Info

Publication number
SE9500846D0
SE9500846D0 SE9500846A SE9500846A SE9500846D0 SE 9500846 D0 SE9500846 D0 SE 9500846D0 SE 9500846 A SE9500846 A SE 9500846A SE 9500846 A SE9500846 A SE 9500846A SE 9500846 D0 SE9500846 D0 SE 9500846D0
Authority
SE
Sweden
Prior art keywords
producing short
softwood pulps
fibered
fibered softwood
pulp
Prior art date
Application number
SE9500846A
Other languages
English (en)
Other versions
SE506440C2 (sv
SE9500846L (sv
Inventor
Ulla-Britt Mohlin
Bert Pettersson
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
Application filed by Svenska Traeforskningsinst filed Critical Svenska Traeforskningsinst
Priority to SE9500846A priority Critical patent/SE506440C2/sv
Publication of SE9500846D0 publication Critical patent/SE9500846D0/sv
Priority to PCT/SE1996/000284 priority patent/WO1996028606A1/en
Priority to EP96906140A priority patent/EP0813629A1/en
Publication of SE9500846L publication Critical patent/SE9500846L/sv
Publication of SE506440C2 publication Critical patent/SE506440C2/sv

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
    • D21C9/001—Modification of pulp properties
    • 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
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
SE9500846A 1995-03-09 1995-03-09 Styrning av barrvedmassas fiberlängdsfördelning genom enzymatisk och mekanisk behandling SE506440C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9500846A SE506440C2 (sv) 1995-03-09 1995-03-09 Styrning av barrvedmassas fiberlängdsfördelning genom enzymatisk och mekanisk behandling
PCT/SE1996/000284 WO1996028606A1 (en) 1995-03-09 1996-03-04 Process for producing short-fibered softwood pulps
EP96906140A EP0813629A1 (en) 1995-03-09 1996-03-04 Process for producing short-fibered softwood pulps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9500846A SE506440C2 (sv) 1995-03-09 1995-03-09 Styrning av barrvedmassas fiberlängdsfördelning genom enzymatisk och mekanisk behandling

Publications (3)

Publication Number Publication Date
SE9500846D0 true SE9500846D0 (sv) 1995-03-09
SE9500846L SE9500846L (sv) 1996-10-31
SE506440C2 SE506440C2 (sv) 1997-12-15

Family

ID=20397492

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9500846A SE506440C2 (sv) 1995-03-09 1995-03-09 Styrning av barrvedmassas fiberlängdsfördelning genom enzymatisk och mekanisk behandling

Country Status (3)

Country Link
EP (1) EP0813629A1 (sv)
SE (1) SE506440C2 (sv)
WO (1) WO1996028606A1 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6146494A (en) * 1997-06-12 2000-11-14 The Procter & Gamble Company Modified cellulosic fibers and fibrous webs containing these fibers
FR2965570B1 (fr) * 2010-09-30 2012-11-02 Arjo Wiggins Fine Papers Ltd Procede de raffinage en milieu enzymatique d'une pate papetiere comportant des fibres cellulosiques afin de reduire leur longueur
US9127401B2 (en) 2013-01-31 2015-09-08 University Of New Brunswick Wood pulp treatment
US9145640B2 (en) 2013-01-31 2015-09-29 University Of New Brunswick Enzymatic treatment of wood chips
FI126698B (sv) * 2013-12-18 2017-04-13 Teknologian Tutkimuskeskus Vtt Oy Förvarande för framställning av fibrillerad cellulosa material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA758488A (en) * 1967-05-09 C. Jenness Lyle Process for treating paper pulp
DK73891D0 (da) * 1991-04-22 1991-04-22 Novo Nordisk As Enzymbehandling

Also Published As

Publication number Publication date
EP0813629A1 (en) 1997-12-29
SE506440C2 (sv) 1997-12-15
SE9500846L (sv) 1996-10-31
WO1996028606A1 (en) 1996-09-19

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Legal Events

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