CA2535519A1 - Method for removing unsaturated uronic acid in chemical pulp for papermaking - Google Patents

Method for removing unsaturated uronic acid in chemical pulp for papermaking Download PDF

Info

Publication number
CA2535519A1
CA2535519A1 CA002535519A CA2535519A CA2535519A1 CA 2535519 A1 CA2535519 A1 CA 2535519A1 CA 002535519 A CA002535519 A CA 002535519A CA 2535519 A CA2535519 A CA 2535519A CA 2535519 A1 CA2535519 A1 CA 2535519A1
Authority
CA
Canada
Prior art keywords
pulp
glucuronidase
bleaching
enzyme
treatment
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002535519A
Other languages
English (en)
French (fr)
Inventor
Hiroshi Ohi
Shigeki Yoshida
Yuko Aoki
Yasuyuki Kawabata
Tomoya Yokoyama
Tsutomu Ikeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Gas Chemical Co Inc
University of Tsukuba NUC
Original Assignee
Mitsubishi Gas Chemical Co Inc
University of Tsukuba NUC
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 Mitsubishi Gas Chemical Co Inc, University of Tsukuba NUC filed Critical Mitsubishi Gas Chemical Co Inc
Publication of CA2535519A1 publication Critical patent/CA2535519A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/22—Proteins
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
CA002535519A 2005-02-08 2006-02-07 Method for removing unsaturated uronic acid in chemical pulp for papermaking Abandoned CA2535519A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005-32317 2005-02-08
JP2005032317A JP2006219767A (ja) 2005-02-08 2005-02-08 製紙用化学パルプ中の不飽和ウロン酸の除去方法

Publications (1)

Publication Number Publication Date
CA2535519A1 true CA2535519A1 (en) 2006-08-08

Family

ID=36283941

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002535519A Abandoned CA2535519A1 (en) 2005-02-08 2006-02-07 Method for removing unsaturated uronic acid in chemical pulp for papermaking

Country Status (5)

Country Link
US (1) US20060177921A1 (pt)
EP (1) EP1688535A1 (pt)
JP (1) JP2006219767A (pt)
BR (1) BRPI0600247A (pt)
CA (1) CA2535519A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4750068B2 (ja) * 2007-04-16 2011-08-17 王子製紙株式会社 漂白パルプ中のヘキセンウロン酸含量の測定方法、漂白パルプの製造方法、および紙の製造方法
JP5733711B2 (ja) * 2008-09-17 2015-06-10 国立大学法人 筑波大学 ヘキセンウロン酸特異的遊離酵素およびこの酵素を産生する微生物
CN111979823A (zh) * 2020-08-07 2020-11-24 齐鲁工业大学 一种硫酸盐木浆短程序ecf漂白工艺x/d-z-p（x/z-d-p）

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8900119A (nl) * 1989-01-19 1990-08-16 Akzo Nv Werkwijze voor het afsplitsen van (delta)4-onverzadigd uronzuur in glycosaminoglycaan fragmenten.
US5837515A (en) * 1990-05-16 1998-11-17 Alko-Yhtiot Oy Enzyme preparations and methods for their production
WO1991018978A1 (en) * 1990-06-08 1991-12-12 Valtion Teknillinen Tutkimuskeskus β-XYLANASE PREPARATION, PROCESS FOR THE PREPARATION THEREOF AND ITS USE IN PULP BLEACHING
NZ239083A (en) * 1990-07-24 1993-08-26 Gist Brocades Nv Endo-xylanase-containing silage composition
FI904214A (fi) * 1990-08-27 1992-02-28 Valtion Teknillinen Hydrolyseringsfoerfarande foer hemicellulosa.
FI89613C (fi) * 1991-12-05 1993-10-25 Valtion Teknillinen Foerfarande foer enzymatisk behandling av cellulosamassor
JPH05247865A (ja) * 1992-03-06 1993-09-24 Jujo Paper Co Ltd 漂白パルプの製造方法
WO1994014965A1 (en) * 1992-12-24 1994-07-07 Gist-Brocades N.V. Cloning and expression of xylanase b
FI95607C (fi) * 1994-06-03 1996-02-26 Valtion Teknillinen Menetelmä ja entsyymivalmiste selluloosamassojen käsittelemiseksi
US7816129B2 (en) * 1994-07-29 2010-10-19 Ab Enzymes Gmbh Production and secretion of proteins of bacterial origin in filamentous fungi
JPH10504913A (ja) * 1994-08-26 1998-05-12 アクゾ ノーベル ナムローゼ フェンノートシャップ 自立の可撓性導波体シートを用いて、光導波体をファイバーコンベクターにする方法
JP2000220087A (ja) * 1999-01-22 2000-08-08 Oji Paper Co Ltd 製紙用パルプの酵素処理方法
JP2000282384A (ja) * 1999-03-31 2000-10-10 Oji Paper Co Ltd 漂白パルプの製造方法
JP4556344B2 (ja) * 2001-05-11 2010-10-06 王子製紙株式会社 新規ヘキセンウロニダーゼ、それをコードする遺伝子、およびそれらの使用

Also Published As

Publication number Publication date
EP1688535A1 (en) 2006-08-09
JP2006219767A (ja) 2006-08-24
BRPI0600247A (pt) 2006-10-03
US20060177921A1 (en) 2006-08-10

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Legal Events

Date Code Title Description
FZDE Discontinued