SE9500846L - Process for the use of softwood pulp for the production of printing paper - Google Patents
Process for the use of softwood pulp for the production of printing paperInfo
- Publication number
- SE9500846L SE9500846L SE9500846A SE9500846A SE9500846L SE 9500846 L SE9500846 L SE 9500846L SE 9500846 A SE9500846 A SE 9500846A SE 9500846 A SE9500846 A SE 9500846A SE 9500846 L SE9500846 L SE 9500846L
- Authority
- SE
- Sweden
- Prior art keywords
- production
- softwood pulp
- printing paper
- pulp
- paper
- Prior art date
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)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Abstract
Process for utilizing softwood pulp for the production of paper and board, where essential product properties, e.g. a good print quality are obtained by controlling the fibre length distribution of the pulp through enzymatic treatment, followed by a mechanical or other equivalent treatment of the fibres.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9500846A SE506440C2 (en) | 1995-03-09 | 1995-03-09 | Control of softwood fiber length distribution by enzymatic and mechanical treatment |
EP96906140A EP0813629A1 (en) | 1995-03-09 | 1996-03-04 | Process for producing short-fibered softwood pulps |
PCT/SE1996/000284 WO1996028606A1 (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 (en) | 1995-03-09 | 1995-03-09 | Control of softwood fiber length distribution by enzymatic and mechanical treatment |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9500846D0 SE9500846D0 (en) | 1995-03-09 |
SE9500846L true SE9500846L (en) | 1996-10-31 |
SE506440C2 SE506440C2 (en) | 1997-12-15 |
Family
ID=20397492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9500846A SE506440C2 (en) | 1995-03-09 | 1995-03-09 | Control of softwood fiber length distribution by enzymatic and mechanical treatment |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0813629A1 (en) |
SE (1) | SE506440C2 (en) |
WO (1) | WO1996028606A1 (en) |
Families Citing this family (5)
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 (en) * | 2010-09-30 | 2012-11-02 | Arjo Wiggins Fine Papers Ltd | METHOD FOR THE ENZYMATIC REFINING OF A PAPER PULP COMPRISING CELLULOSIC FIBERS TO REDUCE THEIR LENGTH |
US9145640B2 (en) | 2013-01-31 | 2015-09-29 | University Of New Brunswick | Enzymatic treatment of wood chips |
US9127401B2 (en) | 2013-01-31 | 2015-09-08 | University Of New Brunswick | Wood pulp treatment |
FI126698B (en) | 2013-12-18 | 2017-04-13 | Teknologian Tutkimuskeskus Vtt Oy | A process for making fibrillated cellulosic material |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA758488A (en) * | 1967-05-09 | C. Jenness Lyle | Process for treating paper pulp | |
DK73891D0 (en) * | 1991-04-22 | 1991-04-22 | Novo Nordisk As | ENZYME TREATMENT |
-
1995
- 1995-03-09 SE SE9500846A patent/SE506440C2/en not_active IP Right Cessation
-
1996
- 1996-03-04 WO PCT/SE1996/000284 patent/WO1996028606A1/en not_active Application Discontinuation
- 1996-03-04 EP EP96906140A patent/EP0813629A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1996028606A1 (en) | 1996-09-19 |
SE506440C2 (en) | 1997-12-15 |
EP0813629A1 (en) | 1997-12-29 |
SE9500846D0 (en) | 1995-03-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |