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DK0618326T3 - Hydrolyse af harpiks i pulp - Google Patents

Hydrolyse af harpiks i pulp

Info

Publication number
DK0618326T3
DK0618326T3 DK94200814T DK94200814T DK0618326T3 DK 0618326 T3 DK0618326 T3 DK 0618326T3 DK 94200814 T DK94200814 T DK 94200814T DK 94200814 T DK94200814 T DK 94200814T DK 0618326 T3 DK0618326 T3 DK 0618326T3
Authority
DK
Denmark
Prior art keywords
pulp
resin
fluff
ctmp
hydrolysis
Prior art date
Application number
DK94200814T
Other languages
English (en)
Inventor
Lars Saaby Pedersen
Steen Skjold-Joergensen
Kent Malmgren
Original Assignee
Sca Wifsta Istrand Ab
Novo Nordisk As
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
Priority claimed from DK556189A external-priority patent/DK556189D0/da
Priority claimed from SE9000077A external-priority patent/SE503797C2/sv
Application filed by Sca Wifsta Istrand Ab, Novo Nordisk As filed Critical Sca Wifsta Istrand Ab
Application granted granted Critical
Publication of DK0618326T3 publication Critical patent/DK0618326T3/da

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
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • 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
    • D21C9/08—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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Detergent Compositions (AREA)
  • Lubricants (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Ceramic Products (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Catalysts (AREA)
DK94200814T 1989-11-08 1990-11-07 Hydrolyse af harpiks i pulp DK0618326T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK556189A DK556189D0 (da) 1989-11-08 1989-11-08 Enzymatisk proces
SE9000077A SE503797C2 (sv) 1990-01-10 1990-01-10 Kemitermomekanisk fluffmassa, sätt för dess framställning, användning av fettspjälkande lipas samt hygienartikel framställd av massan

Publications (1)

Publication Number Publication Date
DK0618326T3 true DK0618326T3 (da) 1998-09-23

Family

ID=26067889

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94200814T DK0618326T3 (da) 1989-11-08 1990-11-07 Hydrolyse af harpiks i pulp

Country Status (14)

Country Link
US (1) US5356517A (da)
EP (2) EP0618326B1 (da)
JP (1) JPH05501431A (da)
AT (2) ATE113095T1 (da)
AU (1) AU6732690A (da)
CA (1) CA2072993A1 (da)
CZ (2) CZ284750B6 (da)
DE (2) DE69013518T2 (da)
DK (1) DK0618326T3 (da)
ES (2) ES2064772T3 (da)
FI (1) FI922076A0 (da)
NO (1) NO178038C (da)
NZ (1) NZ235983A (da)
WO (1) WO1991007542A1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK249990D0 (da) * 1990-10-17 1990-10-17 Novo Nordisk As Fremgangsmaade til enzymatisk pulpbehandling
JPH04240286A (ja) * 1991-01-25 1992-08-27 Novo Nordisk As 耐熱性リパーゼによるピッチトラブル防止法
SE516969C2 (sv) * 2000-08-14 2002-03-26 Metso Paper Inc Klordioxidblekning i två steg med återföring av filtrat
SE519462C2 (sv) * 2001-06-21 2003-03-04 Holmen Ab Förfarande för framställning av blekt termomekanisk massa (TMP) eller blekt kemitermomekanisk massa (CTMP)
CA2461447A1 (en) * 2001-10-23 2003-05-01 Novozymes A/S Oxidizing enzymes in the manufacture of paper materials
US20030124710A1 (en) * 2001-10-23 2003-07-03 Novozymes A/S Oxidizing enzymes in the manufacture of paper materials
US8268122B2 (en) * 2005-12-02 2012-09-18 Akzo Nobel N.V. Process of producing high-yield pulp
WO2007064287A1 (en) * 2005-12-02 2007-06-07 Akzo Nobel N.V. Process of producing high-yield pulp
EP1994219A1 (en) * 2006-02-14 2008-11-26 Novozymes North America, Inc. Chemical pulp treatment compositions and methods
CN112726251B (zh) * 2021-01-14 2023-05-16 山东晨鸣纸业集团股份有限公司 一种混合阔叶材无元素氯漂白方法

Family Cites Families (8)

* 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
US3486969A (en) * 1965-07-20 1969-12-30 Mo Och Domsjoe Ab Process for the treating of wood chips with fungi to enhance enzymatic hydrolysis of the resinous components
US3486989A (en) * 1967-01-30 1969-12-30 M & T Chemicals Inc Semi-bright nickel plating
NO124193B (da) * 1970-09-17 1972-03-20 Star Paper Mill As
SE8405128L (sv) * 1984-10-15 1986-04-16 Kamyr Ab Behandling av hogutbytesmassa
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
JPH02160997A (ja) * 1988-12-13 1990-06-20 Jujo Paper Co Ltd ピッチトラブル防止法
FI87372C (fi) * 1989-03-30 1992-12-28 Genencor Int Europ Foerfarande foer framstaellning av fluffmassa med foerbaettrad rivbarhet

Also Published As

Publication number Publication date
DE69032048D1 (de) 1998-03-19
NO178038B (no) 1995-10-02
ES2064772T3 (es) 1995-02-01
ATE163204T1 (de) 1998-02-15
JPH05501431A (ja) 1993-03-18
FI922076L (fi) 1992-05-07
NZ235983A (en) 1993-01-27
CA2072993A1 (en) 1991-05-09
ES2118310T3 (es) 1998-09-16
CZ284750B6 (cs) 1999-02-17
EP0618326A1 (en) 1994-10-05
CZ9800143A3 (cs) 2002-01-16
US5356517A (en) 1994-10-18
NO178038C (no) 1996-01-10
WO1991007542A1 (en) 1991-05-30
DE69032048T2 (de) 1998-08-06
DE69013518D1 (de) 1994-11-24
NO921817L (no) 1992-07-07
ATE113095T1 (de) 1994-11-15
FI922076A0 (fi) 1992-05-07
AU6732690A (en) 1991-06-13
CZ550790A3 (cs) 1998-10-14
DE69013518T2 (de) 1995-02-23
EP0499618B1 (en) 1994-10-19
EP0618326B1 (en) 1998-02-11
EP0499618A1 (en) 1992-08-26
NO921817D0 (no) 1992-05-07

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