ATE115662T1 - Verfahren zur verminderung des pechgehaltes im papierholz. - Google Patents

Verfahren zur verminderung des pechgehaltes im papierholz.

Info

Publication number
ATE115662T1
ATE115662T1 AT90810093T AT90810093T ATE115662T1 AT E115662 T1 ATE115662 T1 AT E115662T1 AT 90810093 T AT90810093 T AT 90810093T AT 90810093 T AT90810093 T AT 90810093T AT E115662 T1 ATE115662 T1 AT E115662T1
Authority
AT
Austria
Prior art keywords
reducing
paperwood
pitch content
wood
inoculum
Prior art date
Application number
AT90810093T
Other languages
English (en)
Inventor
Robert A Blanchette
Roberta Lee Farrell
Yitzak Hadar
Johnnie E Merritt
Robert A Snyder
Philip A Wendler
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Application granted granted Critical
Publication of ATE115662T1 publication Critical patent/ATE115662T1/de

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
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/14—Fungi; Culture media therefor
    • C12N1/145—Fungi isolates
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic compounds
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
    • C12R2001/00—Microorganisms ; Processes using microorganisms
    • C12R2001/645—Fungi ; Processes using fungi
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
    • C12R2001/00—Microorganisms ; Processes using microorganisms
    • C12R2001/645—Fungi ; Processes using fungi
    • C12R2001/77—Fusarium

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biotechnology (AREA)
  • Botany (AREA)
  • Mycology (AREA)
  • Biomedical Technology (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Paper (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Control By Computers (AREA)
AT90810093T 1989-02-13 1990-02-09 Verfahren zur verminderung des pechgehaltes im papierholz. ATE115662T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31081489A 1989-02-13 1989-02-13

Publications (1)

Publication Number Publication Date
ATE115662T1 true ATE115662T1 (de) 1994-12-15

Family

ID=23204228

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90810093T ATE115662T1 (de) 1989-02-13 1990-02-09 Verfahren zur verminderung des pechgehaltes im papierholz.

Country Status (11)

Country Link
EP (1) EP0387187B1 (de)
JP (1) JP2587120B2 (de)
AT (1) ATE115662T1 (de)
AU (1) AU626423B2 (de)
CA (1) CA2009622C (de)
DE (1) DE69014937T2 (de)
ES (1) ES2066182T3 (de)
FI (1) FI100809B (de)
NO (1) NO178407C (de)
PT (1) PT93119B (de)
ZA (1) ZA901084B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY129967A (en) * 1990-07-31 2007-05-31 Clariant Finance Bvi Ltd New fungi for pitch reduction their production, their preparation and use
DE4319496A1 (de) * 1992-06-17 1994-04-07 Sandoz Ag Pilze zur Reduktion des Harzanteils und deren Gewinnung
US5705383A (en) * 1993-03-19 1998-01-06 Clariant Finance (Bvi) Limited Pitch and lignin degradation with white rot fungi
DE69407768T2 (de) * 1993-03-19 1998-05-07 Clariant Finance Bvi Ltd Harzabbau mittels weissfäulepilzen
US5472874A (en) * 1994-05-20 1995-12-05 Sandoz Ltd. Pitch degradation with white rot fungus
US5532164A (en) * 1994-05-20 1996-07-02 Sandoz Ltd. Biological control for wood products
EP0852636A1 (de) * 1995-09-29 1998-07-15 Clariant Finance (BVI) Limited Verfahren zur verbesserung der effizienz von chemischen kochverfahren durch vorbehandlung des holzes mit weissfaulepilzen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1189604A (en) * 1965-07-20 1970-04-29 Mo Och Domsjoe Ab A process for Removing Resin Constituents from Wood Chips
JPS4992301A (de) * 1972-12-13 1974-09-03
JPS58180692A (ja) * 1982-04-10 1983-10-22 高橋　勝昭 パルプ材の脱リグニン方法
NZ216726A (en) * 1985-07-15 1990-08-28 Repligen Corp Use of lignin-degrading enzymes from phanerochaete chrysosporium for treatment of wood pulp and e1 effluent
CH667673A5 (en) * 1988-01-22 1988-10-31 Eidgenoess Tech Hochschule Prodn. of fermentation broth with lignolytic activity - by growing fungi under nutrient limited conditions in stirred reactor and in presence of cell wall stabiliser
DE68914112T2 (de) * 1988-11-23 1994-08-04 Sandoz Ag Benutzung von Enzymen von Aureobasidium Pullulans für das Bleichen von Zellstoff.
ZA904441B (en) * 1989-06-22 1991-03-27 Int Paper Co Enzymatic delignification of lignocellulosic material

Also Published As

Publication number Publication date
FI100809B (fi) 1998-02-27
PT93119A (pt) 1990-08-31
CA2009622A1 (en) 1990-08-13
EP0387187A3 (de) 1992-03-04
NO900666D0 (no) 1990-02-12
CA2009622C (en) 1999-11-30
AU5690790A (en) 1991-12-12
PT93119B (pt) 1996-03-29
DE69014937D1 (de) 1995-01-26
ZA901084B (en) 1991-10-30
FI900679A0 (fi) 1990-02-12
ES2066182T3 (es) 1995-03-01
EP0387187A2 (de) 1990-09-12
NO900666L (no) 1990-08-14
JPH02277894A (ja) 1990-11-14
AU626423B2 (en) 1992-07-30
DE69014937T2 (de) 1995-05-18
JP2587120B2 (ja) 1997-03-05
NO178407C (no) 1996-03-20
NO178407B (no) 1995-12-11
EP0387187B1 (de) 1994-12-14

Similar Documents

Publication Publication Date Title
DE69302221D1 (de) Verfahren zur Herstellung von Papier oder Pappe mit verbesserter Retention
ATE131558T1 (de) Verfahren zur papierherstellung
DE3867139D1 (de) Verfahren und vorrichtung zur herstellung eines einbandes oder dergleichen.
ATE120395T1 (de) Verfahren und vorrichtung zur herstellung von holzlamellen aus schnittholz.
DE3767637D1 (de) Konventioneller rueckumschlag in einem zweiteiligen brief und verfahren zur herstellung.
DE69014937D1 (de) Verfahren zur Verminderung des Pechgehaltes im Papierholz.
FI880553L (fi) Menetelmä paperi- ja kartonkiteollisuudessa käytettäväksi sopivan paperin ja kartongin painettavuutta parantavan pigmenttipohjaisen valmisteen valmistamiseksi, tämä valmiste ja sen käyttö
DE3683075D1 (de) Verfahren zur impraegnierung von holz.
ATE271629T1 (de) Verfahren für die herstellung von hydrophoben papier oder hydrophoben karton und leimungsmittel
DE3852313D1 (de) Verfahren zur herstellung von nichtorientiertem stahlblech mit hohem siliziumgehalt.
ATA303588A (de) Signierelement zum kennzeichnen bzw. signieren von fuer die papierherstellung zu verwendendem holz, insbesondere von baumstaemmen
DE59609789D1 (de) Verfahren zur oberflächenschönenden, versteifenden strukturierung dünner materialbahnen
ATE142722T1 (de) Verfahren zur herstellung von papier oder karton mit verbesserter festigkeit aus holzschliff
DE68913204D1 (de) Vorrichtung und verfahren zur herstellung von papierpulpe, pappe, faserbrettern und ähnlichen erzeugnissen.
ATE138130T1 (de) Verfahren zur verminderung der harzprobleme im mechanischen holzstoff
MY107241A (en) Process for reducing the pitch content in pulpwood.
DE69019737D1 (de) Verfahren zur herstellung von papier mit wasserzeichen.
DE68900776D1 (de) Verfahren und vorrichtung zur reduzierung des feuchtigkeitsgehaltes von nassen faeden.
AT383536B (de) Maschinenmesser, insbesondere zum schneiden, schaelen od.dgl. von holz, papier od.dgl. und verfahren zur herstellung desselben
ATE245685T1 (de) Verfahren zur entsäuerung von bedrucktem, cellulosehaltigem material
DE69302238D1 (de) Verfahren zur Herstellung von Papier oder Pappe mit einer verbesserten Retention
ATE240842T1 (de) Verfahren zur herstellung eines dämmstoffes
DE68910639D1 (de) Verfahren zur herstellung von papier und pappe.
ATE22475T1 (de) Verfahren zur leimung von papier.
FI970398L (fi) Menetelmä paperin valmistamiseksi

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee