NO944015D0 - Fremgangsmåte for bleking av en kjemisk papirmasse - Google Patents

Fremgangsmåte for bleking av en kjemisk papirmasse

Info

Publication number
NO944015D0
NO944015D0 NO944015A NO944015A NO944015D0 NO 944015 D0 NO944015 D0 NO 944015D0 NO 944015 A NO944015 A NO 944015A NO 944015 A NO944015 A NO 944015A NO 944015 D0 NO944015 D0 NO 944015D0
Authority
NO
Norway
Prior art keywords
bleaching
chemical pulp
pulp
chemical
Prior art date
Application number
NO944015A
Other languages
English (en)
Other versions
NO944015L (no
Inventor
Nicholas A Troughton
Johan Devenyns
Rene Detroz
Francois Desprez
Pierre Ledoux
Original Assignee
Solvay Interox Sa
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 Solvay Interox Sa filed Critical Solvay Interox Sa
Publication of NO944015D0 publication Critical patent/NO944015D0/no
Publication of NO944015L publication Critical patent/NO944015L/no

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
    • 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
    • D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
NO944015A 1993-10-22 1994-10-21 Fremgangsmåte for bleking av en kjemisk papirmasse NO944015L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301131A BE1007651A3 (fr) 1993-10-22 1993-10-22 Procede pour le blanchiment d'une pate a papier chimique.

Publications (2)

Publication Number Publication Date
NO944015D0 true NO944015D0 (no) 1994-10-21
NO944015L NO944015L (no) 1995-04-24

Family

ID=3887461

Family Applications (1)

Application Number Title Priority Date Filing Date
NO944015A NO944015L (no) 1993-10-22 1994-10-21 Fremgangsmåte for bleking av en kjemisk papirmasse

Country Status (9)

Country Link
US (1) US5645686A (no)
EP (1) EP0649938A1 (no)
JP (1) JPH07150493A (no)
AU (1) AU682209B2 (no)
BE (1) BE1007651A3 (no)
BR (1) BR9404176A (no)
CA (1) CA2117984A1 (no)
FI (1) FI944928A (no)
NO (1) NO944015L (no)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3610686B2 (ja) * 1996-07-31 2005-01-19 王子製紙株式会社 印刷用塗被紙の製造方法
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
JP3511816B2 (ja) * 1996-10-25 2004-03-29 王子製紙株式会社 キャスト塗被紙およびその製造方法
FI112958B (fi) * 1997-12-19 2004-02-13 Kemira Oyj Menetelmä kemiallisen massan valkaisemiseksi sekä valkaisuliuoksen käyttö
CA2432788C (en) 2000-12-22 2008-10-07 Iogen Bio-Products Corporation Alkaline extraction stages comprising xylanase
US7320741B2 (en) * 2001-01-18 2008-01-22 Iogen Bio-Products Corporation Method of xylanase treatment in a chlorine dioxide bleaching sequence
CA2436765A1 (en) * 2001-12-03 2003-06-12 Iogen Bio-Products Corporation Bleaching stage using xylanase with hydrogen peroxide, peracids, or a combination thereof
CA2477847A1 (en) * 2002-03-06 2003-09-12 Iogen Bio-Products Corporation Xylanase treatment of chemical pulp
EA200500019A1 (ru) 2002-06-14 2006-06-30 Дайверса Корпорейшн Ксиланазы, кодирующие их нуклеиновые кислоты и способы их получения и применения
US20040112555A1 (en) * 2002-12-03 2004-06-17 Jeffrey Tolan Bleaching stage using xylanase with hydrogen peroxide, peracids, or a combination thereof
BRPI0412279A (pt) 2003-07-02 2006-09-19 Diversa Corp glucanases, ácidos nucléicos codificando as mesmas e métodos para preparar e aplicar os mesmos
EP1668113B1 (en) 2003-08-11 2013-06-19 Verenium Corporation Laccases, nucleic acids encoding them and methods for making and using them
DK1989302T3 (en) 2006-02-14 2018-07-23 Bp Corp North America Inc XYLANASES, NUCLEIC ACID CODING THEM AND PROCEDURES FOR THEIR PREPARATION AND USE
JP4967451B2 (ja) 2006-05-17 2012-07-04 三菱瓦斯化学株式会社 漂白パルプの製造方法
CN106222185B (zh) 2006-08-04 2021-12-03 维莱尼姆公司 葡聚糖酶、编码它们的核酸及制备和使用它们的方法
US20080087390A1 (en) * 2006-10-11 2008-04-17 Fort James Corporation Multi-step pulp bleaching
MX2010003600A (es) 2007-10-03 2010-12-14 Verenium Corp Xilanasas, acidos nucleicos que las codifican, y metodos para hacerlas y usarlas.
BRPI0821031B1 (pt) * 2007-12-20 2018-05-15 Mitsubishi Gas Chemical Company, Inc. Processo para produção de polpa alvejada
US8845860B2 (en) 2010-09-16 2014-09-30 Georgia-Pacific Consumer Products Lp High brightness pulps from lignin rich waste papers
JP7100315B2 (ja) * 2018-05-30 2022-07-13 三菱瓦斯化学株式会社 漂白パルプの製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179021A (en) * 1989-02-10 1993-01-12 Gil Inc. (Now Ici Canada Inc.) Pulp bleaching process comprising oxygen delignification and xylanase enzyme treatment
US5246543A (en) * 1989-08-18 1993-09-21 Degussa Corporation Process for bleaching and delignification of lignocellulosic materials
DK30991D0 (da) * 1991-02-22 1991-02-22 Novo Nordisk As Hidtil ukendte enzymer
NZ239500A (en) * 1990-08-24 1993-08-26 Novo Nordisk As Xylanases obtained from bacillus pumilus and use in a lignocellulosic chemical pulping process
BE1004674A3 (fr) * 1991-03-11 1993-01-12 Interox Internat Sa Procede pour le blanchiment d'une pate a papier chimique et application de ce procede au blanchiment d'une pate kraft.

Also Published As

Publication number Publication date
BE1007651A3 (fr) 1995-09-05
BR9404176A (pt) 1995-06-27
JPH07150493A (ja) 1995-06-13
NO944015L (no) 1995-04-24
US5645686A (en) 1997-07-08
FI944928A (fi) 1995-04-23
FI944928A0 (fi) 1994-10-20
AU7575794A (en) 1995-05-11
AU682209B2 (en) 1997-09-25
EP0649938A1 (fr) 1995-04-26
CA2117984A1 (fr) 1995-04-23

Similar Documents

Publication Publication Date Title
NO944015D0 (no) Fremgangsmåte for bleking av en kjemisk papirmasse
FI945287A0 (fi) Menetelmä massan valkaisemiseksi käyttämällä klooripitoisia kemikaaleja
FI944348A0 (fi) Menetelmä kraft-massan valkaisemiseksi
NO301491B1 (no) Fremgangsmåte for bleking av kjemisk papirmasse, spesielt kraftmasse
NO953440D0 (no) Fremgangsmåte for delignifisering av kjemisk papirmasse
FI960972A0 (fi) Menetelmä lignoselluloosasulpun valkaisemiseksi
FI934056A0 (fi) Menetelmä massan valkaisemiseksi
FI945202A0 (fi) Kemiallisen massan valkaisu
NO305443B1 (no) FremgangsmÕte til bleking av masse
NO302129B1 (no) Fremgangsmåte for bleking og delignifisering av kjemisk papirmasse
NO942651D0 (no) Fremgangsmåte for bleking av papirmasse
FI955151A0 (fi) Menetelmä puumassan monivaiheista valkaisua varten
FI951166A0 (fi) Massan valkaisumenetelmä
ZA955971B (en) Method of bleaching pulp
BR9610198A (pt) Processo no alvejamento de polpa
FI103818B1 (fi) Menetelmä massan valkaisemiseksi
NO984593D0 (no) FremgangsmÕte for bleking av kjemiske papirmasser
FI960297A (fi) Menetelmä paperimassan otsonivalkaisuun
SE9303037D0 (sv) Blekning av pappersmassa
FI952258A0 (fi) Menetelmä massan valkaisemiseksi
FI950200A (fi) Menetelmä massan valkaisemiseksi
FI964863A (fi) Menetelmä kraft-massan valkaisemiseksi
SE9303971D0 (sv) Blekning av massa
SE9302483L (sv) Blekning av massa
FI944144A0 (fi) Menetelmä paperimassan valkaisemiseksi