FI891909A - Menetelmä selluloosan valmistamiseksi ligniinipitoisista materiaaleista - Google Patents

Menetelmä selluloosan valmistamiseksi ligniinipitoisista materiaaleista Download PDF

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Publication number
FI891909A
FI891909A FI891909A FI891909A FI891909A FI 891909 A FI891909 A FI 891909A FI 891909 A FI891909 A FI 891909A FI 891909 A FI891909 A FI 891909A FI 891909 A FI891909 A FI 891909A
Authority
FI
Finland
Prior art keywords
lignin
redox potential
cellulose
preparation
constant
Prior art date
Application number
FI891909A
Other languages
English (en)
Swedish (sv)
Other versions
FI891909A0 (fi
FI95289C (fi
FI95289B (fi
Inventor
Hans-Peter Call
Original Assignee
Call Hans Peter
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 Call Hans Peter filed Critical Call Hans Peter
Publication of FI891909A0 publication Critical patent/FI891909A0/fi
Publication of FI891909A publication Critical patent/FI891909A/fi
Application granted granted Critical
Publication of FI95289B publication Critical patent/FI95289B/fi
Publication of FI95289C publication Critical patent/FI95289C/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/228—Automation of the pulping processes
    • 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
FI891909A 1986-10-24 1989-04-21 Menetelmä selluloosan valmistamiseksi ligniinipitoisista materiaaleista FI95289C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19863636208 DE3636208A1 (de) 1986-10-24 1986-10-24 Verfahren zur delignifizierung und bleichung von lignicellulosehaltigem bzw. ligninhaltigem material bzw. lignin durch enzymatische behandlung
DE3636208 1986-10-24
EP8700635 1987-10-24
PCT/EP1987/000635 WO1988003190A1 (en) 1986-10-24 1987-10-24 Process for producing cellulose from lignin-containing raw materials

Publications (4)

Publication Number Publication Date
FI891909A0 FI891909A0 (fi) 1989-04-21
FI891909A true FI891909A (fi) 1989-04-21
FI95289B FI95289B (fi) 1995-09-29
FI95289C FI95289C (fi) 1996-01-10

Family

ID=6312392

Family Applications (1)

Application Number Title Priority Date Filing Date
FI891909A FI95289C (fi) 1986-10-24 1989-04-21 Menetelmä selluloosan valmistamiseksi ligniinipitoisista materiaaleista

Country Status (11)

Country Link
EP (1) EP0327576B1 (fi)
JP (1) JPH0718108B2 (fi)
AT (1) ATE86318T1 (fi)
AU (1) AU605215B2 (fi)
BR (1) BR8707844A (fi)
DE (2) DE3636208A1 (fi)
DK (1) DK170810B1 (fi)
FI (1) FI95289C (fi)
HU (2) HU202938B (fi)
NO (1) NO175104C (fi)
WO (1) WO1988003190A1 (fi)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA894239B (en) * 1988-06-08 1990-03-28 Int Paper Co Enzymatic delignification of lignocellulosic material
FI88316C (fi) * 1989-07-10 1993-04-26 Enso Gutzeit Oy Foerfarande foer blekning av cellulosamassa
DE69015294T2 (de) * 1989-09-12 1995-05-18 Sandoz Ag Bleichen von Holzstoff mit Enzymen.
NZ235983A (en) * 1989-11-08 1993-01-27 Novo Nordisk As Process for hydrolysis of resins in lignocellulosic pulp using enzymes simultaneously with peroxy bleaching; ctmp fluff-pulp and absorbent articles produced therefrom
FI895501A (fi) * 1989-11-17 1991-05-18 Enso Gutzeit Oy Foerfarande foer tillverkning av massa.
FI92414B (fi) * 1989-11-27 1994-07-29 Enso Gutzeit Oy Menetelmä massan valmistamiseksi
FI85389C (fi) * 1989-12-12 1992-04-10 Enso Gutzeit Oy Foerfarande foer tillverkning av massa.
FI900544A (fi) * 1990-02-02 1991-08-03 Enso Gutzeit Oy Tutkimuskeskus Foerfarande foer tillverkning av massa.
DE4008894A1 (de) * 1990-03-20 1991-09-26 Call Hans Peter Verfahren zur altpapieraufbereitung mit enzymatischer druckfarbenentfernung
DE4008893A1 (de) * 1990-03-20 1991-09-26 Call Hans Peter Verfahren zum enzymatischen bleichen von zellstoffen
DK249990D0 (da) * 1990-10-17 1990-10-17 Novo Nordisk As Fremgangsmaade til enzymatisk pulpbehandling
EP0486125A1 (en) * 1990-11-13 1992-05-20 JAPAN PULP & PAPER RESEARCH INSTITUTE, INC. Lignocellulolytic composition, process of producing the same and use of the same
FI905954A (fi) * 1990-12-03 1992-06-04 Enso Gutzeit Oy Foerfarande foer blekning av cellulosamassa.
JPH04240287A (ja) * 1991-01-21 1992-08-27 Kobe Steel Ltd パルプの漂白方法
FI93230C (fi) * 1991-03-22 1995-03-10 Genencor Int Europ Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi
AT400153B (de) * 1991-05-02 1995-10-25 Voest Alpine Ind Anlagen Verfahren zum bleichen von xylan- und lignocellulosehältigen materialien
DE4137761A1 (de) * 1991-05-17 1992-11-19 Call Hans Peter Verfahren zur delignifizierung von lignocellulosehaltigem material, bleiche und behandlung von abwaessern mittels laccasen mit erweiteter wirksamkeit
FI914780A0 (fi) * 1991-10-10 1991-10-10 Valtion Teknillinen Foerfarande foer entsymatisk behandling av lignocellulosahaltiga material, i synnerhet cellulosamassor.
CA2115881C (en) * 1993-02-25 2000-05-23 Michael G. Paice Non-chlorine bleaching of kraft pulp
JP3262646B2 (ja) * 1993-07-09 2002-03-04 日本製紙株式会社 パルプの漂白方法
SE505980C2 (sv) * 1993-12-23 1997-10-27 Bim Kemi Ab Sätt att förhindra peroxidnedbrytande enzymer vid blekning med väteperoxid
CA2243204C (en) 1996-02-08 2005-09-20 Novo Nordisk A/S Process for increasing the charge on a lignocellulosic material, product obtainable by the process, and use of the product in the preparation of a lignocellulose-based product
DE19820947B4 (de) * 1997-05-12 2005-12-01 Call, Krimhild Enzymatisches Bleichsystem mit neuen enzymwirkungsverstärkenden Verbindungen zum Verändern, Abbau oder Bleichen von Lignin, ligninhaltigen Materialien oder Verändern oder Abbau von Kohle sowie Verfahren unter Verwendung des Bleichsystems
US6824646B2 (en) 1999-03-23 2004-11-30 Oji Paper Co., Ltd. Process for oxygen bleaching and enzyme treating lignocellulosic pulp with liquid treatment and recovery
US6942754B2 (en) 1999-03-23 2005-09-13 Oji Paper Co., Ltd. Process for producing xylooligosaccharide from lignocellulose pulp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1262117B (de) * 1964-05-05 1968-02-29 Aschaffenburger Zellstoffwerke Verfahren zur Kontrolle der Bleiche mit Chlordioxyd
FR1524581A (fr) * 1966-05-25 1968-05-10 Solvay Procédé de réglage de la blancheur d'une pâte cellulosique traitée par le peroxyde d'hydrogène ou un produit similaire
CA1232850A (en) * 1985-01-17 1988-02-16 Albert D. Friesen Purification of superoxide dismutase

Also Published As

Publication number Publication date
ATE86318T1 (de) 1993-03-15
FI891909A0 (fi) 1989-04-21
AU8230387A (en) 1988-05-25
EP0327576A1 (de) 1989-08-16
DK170810B1 (da) 1996-01-22
NO882808L (no) 1988-06-24
BR8707844A (pt) 1989-10-03
HUT50894A (en) 1990-03-28
DE3784515D1 (de) 1993-04-08
JPH0718108B2 (ja) 1995-03-01
NO175104B (no) 1994-05-24
WO1988003190A1 (en) 1988-05-05
NO882808D0 (no) 1988-06-24
DK344888D0 (da) 1988-06-23
JPH02500990A (ja) 1990-04-05
DE3636208A1 (de) 1988-05-05
AU605215B2 (en) 1991-01-10
NO175104C (no) 1994-08-31
EP0327576B1 (de) 1993-03-03
HU202938B (en) 1991-04-29
FI95289C (fi) 1996-01-10
DK344888A (da) 1988-06-23
FI95289B (fi) 1995-09-29

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Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: CALL, HANS-PETER