FI990501A - En ny enzymatisk process för kontrollering av hartsproblem vid pappers tillverkning - Google Patents

En ny enzymatisk process för kontrollering av hartsproblem vid pappers tillverkning Download PDF

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Publication number
FI990501A
FI990501A FI990501A FI990501A FI990501A FI 990501 A FI990501 A FI 990501A FI 990501 A FI990501 A FI 990501A FI 990501 A FI990501 A FI 990501A FI 990501 A FI990501 A FI 990501A
Authority
FI
Finland
Prior art keywords
enzymatic process
new enzymatic
resin problems
papermaking resin
control
Prior art date
Application number
FI990501A
Other languages
English (en)
Finnish (fi)
Other versions
FI990501A0 (sv
Inventor
Johanna Buchert
Annika Mustranta
Hanna Vuorentaso
Peter Spetz
Rainer Ekman
Bjarne Holmbom
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 FI990501A priority Critical patent/FI990501A/sv
Publication of FI990501A0 publication Critical patent/FI990501A0/sv
Priority to AU32936/00A priority patent/AU3293600A/en
Priority to PCT/FI2000/000180 priority patent/WO2000053843A1/en
Publication of FI990501A publication Critical patent/FI990501A/sv

Links

Classifications

    • 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
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/16—Hydrolases (3) acting on ester bonds (3.1)
    • C12N9/18—Carboxylic ester hydrolases (3.1.1)
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
FI990501A 1999-03-08 1999-03-08 En ny enzymatisk process för kontrollering av hartsproblem vid pappers tillverkning FI990501A (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI990501A FI990501A (sv) 1999-03-08 1999-03-08 En ny enzymatisk process för kontrollering av hartsproblem vid pappers tillverkning
AU32936/00A AU3293600A (en) 1999-03-08 2000-03-08 A process and an enzyme preparation with steryl esterase activity for controlling pitch during paper manufacture
PCT/FI2000/000180 WO2000053843A1 (en) 1999-03-08 2000-03-08 A process and an enzyme preparation with steryl esterase activity for controlling pitch during paper manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI990501A FI990501A (sv) 1999-03-08 1999-03-08 En ny enzymatisk process för kontrollering av hartsproblem vid pappers tillverkning

Publications (2)

Publication Number Publication Date
FI990501A0 FI990501A0 (sv) 1999-03-08
FI990501A true FI990501A (sv) 2000-09-09

Family

ID=8554113

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990501A FI990501A (sv) 1999-03-08 1999-03-08 En ny enzymatisk process för kontrollering av hartsproblem vid pappers tillverkning

Country Status (3)

Country Link
AU (1) AU3293600A (sv)
FI (1) FI990501A (sv)
WO (1) WO2000053843A1 (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2179768B1 (es) * 2001-03-16 2004-04-16 Consejo Superior De Investigaciones Cientificas Esterasa, procedimiento de obtencion y su utilizacion para el control enzimatico de los depositos de brea (pitch) formados durante la fabricacion de pasta de papel.
EP1448848A1 (en) * 2001-10-23 2004-08-25 Novozymes A/S Oxidizing enzymes in the manufacture of paper materials
EP1994219A1 (en) * 2006-02-14 2008-11-26 Novozymes North America, Inc. Chemical pulp treatment compositions and methods
CN102154867B (zh) * 2010-12-29 2012-12-05 维达纸业(孝感)有限公司 一种生活用纸浆料的预处理方法
DK2702153T3 (en) 2011-04-28 2019-03-18 Novozymes Inc Polypeptides with endoglucanase activity and polynucleotides encoding them
EP3722418A1 (en) * 2019-04-08 2020-10-14 AB Enzymes Oy Solution stable enzyme composition
CN115948929B (zh) * 2022-09-15 2024-01-19 华南理工大学 一种果胶裂解酶处理再生浆胶黏物的方法及应用

Family Cites Families (2)

* 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
DK39593D0 (da) * 1993-04-02 1993-04-02 Novo Nordisk As Enzym

Also Published As

Publication number Publication date
WO2000053843A1 (en) 2000-09-14
AU3293600A (en) 2000-09-28
FI990501A0 (sv) 1999-03-08

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