FI941615A - Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi - Google Patents

Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi Download PDF

Info

Publication number
FI941615A
FI941615A FI941615A FI941615A FI941615A FI 941615 A FI941615 A FI 941615A FI 941615 A FI941615 A FI 941615A FI 941615 A FI941615 A FI 941615A FI 941615 A FI941615 A FI 941615A
Authority
FI
Finland
Prior art keywords
enzymatic treatment
lignocellulosic materials
cellulosic pulps
particular cellulosic
pulps
Prior art date
Application number
FI941615A
Other languages
English (en)
Swedish (sv)
Other versions
FI941615A0 (fi
Inventor
Johanna Buchert
Liisa Viikari
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI941615A priority Critical patent/FI941615A/fi
Publication of FI941615A0 publication Critical patent/FI941615A0/fi
Publication of FI941615A publication Critical patent/FI941615A/fi

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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
FI941615A 1991-10-10 1994-04-08 Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi FI941615A (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI941615A FI941615A (fi) 1991-10-10 1994-04-08 Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI914780A FI914780A0 (fi) 1991-10-10 1991-10-10 Foerfarande foer entsymatisk behandling av lignocellulosahaltiga material, i synnerhet cellulosamassor.
PCT/FI1992/000272 WO1993007332A1 (en) 1991-10-10 1992-10-12 Method for enzymatic treatment of lignocellulosic materials, in particular cellulose pulps
FI941615A FI941615A (fi) 1991-10-10 1994-04-08 Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi

Publications (2)

Publication Number Publication Date
FI941615A0 FI941615A0 (fi) 1994-04-08
FI941615A true FI941615A (fi) 1994-05-26

Family

ID=8533272

Family Applications (2)

Application Number Title Priority Date Filing Date
FI914780A FI914780A0 (fi) 1991-10-10 1991-10-10 Foerfarande foer entsymatisk behandling av lignocellulosahaltiga material, i synnerhet cellulosamassor.
FI941615A FI941615A (fi) 1991-10-10 1994-04-08 Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FI914780A FI914780A0 (fi) 1991-10-10 1991-10-10 Foerfarande foer entsymatisk behandling av lignocellulosahaltiga material, i synnerhet cellulosamassor.

Country Status (7)

Country Link
EP (1) EP0607243A1 (fi)
JP (1) JPH07500151A (fi)
AU (1) AU2754692A (fi)
CA (1) CA2120949A1 (fi)
FI (2) FI914780A0 (fi)
NO (1) NO941279L (fi)
WO (1) WO1993007332A1 (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4440246C2 (de) * 1994-11-11 1998-06-04 Thueringisches Inst Textil Verfahren zur Herstellung eines biologisch abbaubaren cellulosischen Faserverbundwerkstoffs
AU2002211798A1 (en) * 2000-10-20 2002-05-06 Michigan State University Transgenic plants containing ligninase and cellulase which degrade lignin and cellulose to fermentable sugars
DK2064323T4 (da) 2007-05-31 2024-09-16 Novozymes Inc Fremgangsmåder til forøgelse af den cellulolyseforbedrende aktivitet af et polypeptid

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3636208A1 (de) * 1986-10-24 1988-05-05 Call Hans Peter Verfahren zur delignifizierung und bleichung von lignicellulosehaltigem bzw. ligninhaltigem material bzw. lignin durch enzymatische behandlung
FI92414B (fi) * 1989-11-27 1994-07-29 Enso Gutzeit Oy Menetelmä massan valmistamiseksi
DE4008893A1 (de) * 1990-03-20 1991-09-26 Call Hans Peter Verfahren zum enzymatischen bleichen von zellstoffen

Also Published As

Publication number Publication date
CA2120949A1 (en) 1993-04-15
FI914780A0 (fi) 1991-10-10
EP0607243A1 (en) 1994-07-27
NO941279L (no) 1994-06-09
WO1993007332A1 (en) 1993-04-15
AU2754692A (en) 1993-05-03
NO941279D0 (no) 1994-04-08
FI941615A0 (fi) 1994-04-08
JPH07500151A (ja) 1995-01-05

Similar Documents

Publication Publication Date Title
FI944808A0 (fi) Menetelmä selluloosamassojen käsittelemiseksi
FI94265C (fi) Menetelmä lignoselluloosamateriaalin valkaisemiseksi happi- ja entsyymikäsittelyllä
NO902756L (no) Enzymatisk delignifisering av lignocellulosemateriale.
AU1793392A (en) Process, using enhanced-action laccase enzymes, for the delignification or bleaching of lignocellulose-containing material or for the treatment of waste water
FI890733A0 (fi) Dubbelskavare i pappersmaskin och foerfarande foer reglering av denna.
NO891743D0 (no) Fremgangsmaate til behandling av celluloseholdige materialer.
TR28822A (tr) Odun hamuru tabakasi ufalanmasinda iyilestirme.
BR9103446A (pt) Metodo e aparelho para o tratamento de material fibroso com um reagente gasoso,aparelho para o tratamento de material fibroso afofado com um reagente gasoso e aparelho para alvejar polpa de madeira com um reagente gasoso
FI973649A0 (fi) Selluloosamassan valmistuksessa käytettävän kuitumateriaalin käsittely
NO892335L (no) Enzymatisk delignifisering av lignocellulosemateriale.
FI902656A0 (fi) Laite massarainojen käsittelemiseksi, erityisesti vedenpoistamiseksi
FI951745A (fi) Menetelmä fluoresenssin vähentämiseksi siistatusta paperimassasta
FI962085A (fi) Segmentoitu puulastujen murskaustela
EP0598538A3 (en) Treatment of lignocellulosic pulps.
AU646403B2 (en) Enzymatic composition for treating wood pulp
NO942071D0 (no) Enzympreparat og fremgangsmåte til behandling av cellulosemasser
FI941615A (fi) Menetelmä lignoselluloosapitoisten materiaalien, etenkin selluloosamassojen entsymaattiseksi käsittelemiseksi
ZA961874B (en) Method for preserving wood and other cellulosic material
FI943719A (fi) Puumassan sekoituslaitteen sisältävä happidelignifikaatiomenetelmä
AU7990391A (en) Beta -xylanase preparation, process for the preparation thereof and its use in pulp bleaching
FI960972A (fi) Menetelmä lignoselluloosasulpun valkaisemiseksi
FI961930A0 (fi) Menetelmä ja laitteisto alkalisen sellunvalmistuspMenetelmä ja laitteisto alkalisen sellunvalmistusprosessin tehostamiseksi rosessin tehostamiseksi
NO894623D0 (no) Biologisk fremgangsmaate for bleking av pulp.
FI965007A (fi) Menetelmä selluloosamassan valmistamiseksi ja yhdisteen käyttäminen menetelmässä
BR9102464A (pt) Aperfeicoamento em processo de deslignificacao com oxigenio de polpa lignocelulosica

Legal Events

Date Code Title Description
FD Application lapsed