CA1339605C - A method for the treatment of pulp - Google Patents

A method for the treatment of pulp

Info

Publication number
CA1339605C
CA1339605C CA000606351A CA606351A CA1339605C CA 1339605 C CA1339605 C CA 1339605C CA 000606351 A CA000606351 A CA 000606351A CA 606351 A CA606351 A CA 606351A CA 1339605 C CA1339605 C CA 1339605C
Authority
CA
Canada
Prior art keywords
pulp
enzyme
dissolving
hemicellulose
carried out
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA000606351A
Other languages
English (en)
French (fr)
Inventor
Sakari Karsila
Ilkka Kruus
Outi Puuppo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Genencor International Europe Oy
Original Assignee
Genencor International Europe Oy
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 Genencor International Europe Oy filed Critical Genencor International Europe Oy
Application granted granted Critical
Publication of CA1339605C publication Critical patent/CA1339605C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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)
  • Paper (AREA)
  • Materials For Medical Uses (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Non-Adjustable Resistors (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Noodles (AREA)
CA000606351A 1988-07-22 1989-07-21 A method for the treatment of pulp Expired - Fee Related CA1339605C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI883491A FI81394C (fi) 1988-07-22 1988-07-22 Foerfarande foer behandling av massa med enzymer
FI883491 1988-07-22

Publications (1)

Publication Number Publication Date
CA1339605C true CA1339605C (en) 1997-12-30

Family

ID=8526856

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000606351A Expired - Fee Related CA1339605C (en) 1988-07-22 1989-07-21 A method for the treatment of pulp

Country Status (9)

Country Link
EP (1) EP0351655B1 (de)
AT (1) ATE82781T1 (de)
BR (1) BR8903649A (de)
CA (1) CA1339605C (de)
DE (1) DE68903608T2 (de)
ES (1) ES2037341T3 (de)
FI (1) FI81394C (de)
GR (1) GR3006466T3 (de)
NZ (1) NZ229811A (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.
FI87372C (fi) * 1989-03-30 1992-12-28 Genencor Int Europ Foerfarande foer framstaellning av fluffmassa med foerbaettrad rivbarhet
FI92414B (fi) * 1989-11-27 1994-07-29 Enso Gutzeit Oy Menetelmä massan valmistamiseksi
DK80390D0 (de) * 1990-03-29 1990-03-29 Novo Nordisk As
US5837515A (en) * 1990-05-16 1998-11-17 Alko-Yhtiot Oy Enzyme preparations and methods for their production
GB9018426D0 (en) * 1990-08-22 1990-10-03 Sandoz Ltd Improvements in or relating to novel compounds
EP0486125A1 (de) * 1990-11-13 1992-05-20 JAPAN PULP & PAPER RESEARCH INSTITUTE, INC. Lignocellulolytische Zusammensetzung, Verfahren zu deren Herstellung und deren Verwendung
US5616215A (en) * 1991-04-19 1997-04-01 Novo Nordisk A/S Method of making paper from pulp treated with lipase and an aluminum salt
US5169497A (en) * 1991-10-07 1992-12-08 Nalco Chemical Company Application of enzymes and flocculants for enhancing the freeness of paper making pulp
FI92500C (fi) * 1993-03-03 1994-11-25 Valtion Teknillinen Menetelmä mekaanisen massan valmistamiseksi
US7816129B2 (en) 1994-07-29 2010-10-19 Ab Enzymes Gmbh Production and secretion of proteins of bacterial origin in filamentous fungi
US6300114B1 (en) 1994-07-29 2001-10-09 Rohm Enzyme Finland Oy Sequences of xylanase and xylanase expression vectors
US5935836A (en) * 1994-07-29 1999-08-10 Rohm Enzyme Finland Oy Actinomadura xylanase sequences and methods of use
US5871730A (en) * 1994-07-29 1999-02-16 Universite De Sherbrooke Thermostable xylanase DNA, protein and methods of use
US5725732A (en) * 1994-11-18 1998-03-10 P. H. Glatfelter Company Process for treating hardwood pulp with an enzyme mixture to reduce vessel element picking
US5770012A (en) * 1994-11-18 1998-06-23 P. H. Glatfelter Co. Process for treating paper machine stock containing bleached hardwood pulp with an enzyme mixture to reduce vessel element picking
GB2296513B (en) * 1994-12-24 1998-07-29 Ciba Geigy Ag Paper treatment
US5961735A (en) * 1995-06-21 1999-10-05 North Carolina State University Method of cleaning papermaking felts with enzymes
AU4067297A (en) * 1996-08-16 1998-03-06 International Paper Company Enzymatic freeness enhancement
US6939437B1 (en) 1999-11-19 2005-09-06 Buckman Laboratories International, Inc. Paper making processes using enzyme and polymer combinations
US20050000666A1 (en) * 2003-05-06 2005-01-06 Novozymes A/S Use of hemicellulase composition in mechanical pulp production
CN104631175B (zh) * 2015-02-09 2016-06-01 绍兴文理学院 一种短流程黄麻纤维素的制备方法
CN104631176B (zh) * 2015-02-09 2016-06-01 绍兴文理学院 一种黄麻纤维素的制备方法
CN104631178B (zh) * 2015-02-09 2016-08-24 绍兴文理学院 一种粗制纤维素的深度纯化方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2557894B1 (fr) * 1984-01-10 1986-12-12 Centre Tech Ind Papier Procede de traitement de pates papetieres par une solution enzymatique favorisant la fibrillation et pates ainsi traitees.
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.

Also Published As

Publication number Publication date
DE68903608D1 (de) 1993-01-07
EP0351655A1 (de) 1990-01-24
NZ229811A (en) 1991-03-26
ATE82781T1 (de) 1992-12-15
BR8903649A (pt) 1990-03-13
DE68903608T2 (de) 1993-04-01
EP0351655B1 (de) 1992-11-25
ES2037341T3 (es) 1993-06-16
FI81394C (fi) 1993-07-20
FI81394B (fi) 1990-06-29
GR3006466T3 (de) 1993-06-21
FI883491A (fi) 1990-01-23
FI883491A0 (fi) 1988-07-22

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