IN189584B - - Google Patents

Info

Publication number
IN189584B
IN189584B IN645BO1997A IN189584B IN 189584 B IN189584 B IN 189584B IN 645BO1997 A IN645BO1997 A IN 645BO1997A IN 189584 B IN189584 B IN 189584B
Authority
IN
India
Prior art keywords
pct
date
performic acid
sec
washing
Prior art date
Application number
Other languages
English (en)
Inventor
Pasi Rousu
Paivi Rousu
Esa Rousu
Original Assignee
Chempolts Oy
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 Chempolts Oy filed Critical Chempolts Oy
Publication of IN189584B publication Critical patent/IN189584B/en

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
    • D21C3/003—Pulping cellulose-containing materials with 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/006—Pulping cellulose-containing materials with compounds not otherwise provided for
    • 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
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • 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)
  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Fiber Materials (AREA)
IN645BO1997 1996-11-06 1997-11-05 IN189584B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI964466A FI103899B (fi) 1996-11-06 1996-11-06 Menetelmä erityisen vaalean massan valmistamiseksi

Publications (1)

Publication Number Publication Date
IN189584B true IN189584B (fr) 2003-03-29

Family

ID=8547017

Family Applications (1)

Application Number Title Priority Date Filing Date
IN645BO1997 IN189584B (fr) 1996-11-06 1997-11-05

Country Status (12)

Country Link
US (1) US6156156A (fr)
EP (1) EP0937172B1 (fr)
CN (1) CN1110601C (fr)
AT (1) ATE273413T1 (fr)
BR (1) BR9712891A (fr)
CA (1) CA2270524C (fr)
DE (1) DE69730233T2 (fr)
ES (1) ES2222505T3 (fr)
FI (1) FI103899B (fr)
ID (1) ID21642A (fr)
IN (1) IN189584B (fr)
WO (1) WO1998020198A1 (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI116390B (fi) 1998-05-05 2005-11-15 Chempolis Oy Menetelmä massan valmistamiseksi
FI109545B (fi) * 1998-08-27 2002-08-30 Metso Paper Inc Menetelmä kuitumassan valmistamiseksi ruohovartisista kasveista
PL355108A1 (en) * 1999-10-15 2004-04-05 Cargill, Incorporated Fibers from plant seeds and use
FI108234B (fi) * 2000-02-28 2001-12-14 Chempolis Oy Menetelmä massan valmistamiseksi
FR2814180B1 (fr) * 2000-09-18 2003-12-05 Michel Delmas Procede de blanchiment de pates a papier en milieu organique a hydratation controlee
JP2007108378A (ja) * 2005-10-13 2007-04-26 Sony Corp 表示装置の駆動方法および表示装置
US20080303033A1 (en) 2007-06-05 2008-12-11 Cree, Inc. Formation of nitride-based optoelectronic and electronic device structures on lattice-matched substrates
WO2009118714A2 (fr) 2008-03-28 2009-10-01 Ecolab Inc. Acides peroxycarboxyliques sulfurés, leur préparation et leurs procédés d’utilisation en tant qu’agents de blanchiment et antimicrobiens
US8871807B2 (en) 2008-03-28 2014-10-28 Ecolab Usa Inc. Detergents capable of cleaning, bleaching, sanitizing and/or disinfecting textiles including sulfoperoxycarboxylic acids
US8809392B2 (en) 2008-03-28 2014-08-19 Ecolab Usa Inc. Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents
FI123052B (fi) 2011-09-23 2012-10-15 Chempolis Oy Esikäsittelymenetelmä vesiliukoisten sokereiden tuottamiseksi lignoselluloosamateriaalista
US9321664B2 (en) 2011-12-20 2016-04-26 Ecolab Usa Inc. Stable percarboxylic acid compositions and uses thereof
US9242879B2 (en) 2012-03-30 2016-01-26 Ecolab Usa Inc. Use of peracetic acid/hydrogen peroxide and peroxide-reducing agents for treatment of drilling fluids, frac fluids, flowback water and disposal water
CN104245946A (zh) * 2012-04-26 2014-12-24 阿彻丹尼尔斯米德兰德公司 用于制造糖浆和木质素部分的木质纤维素生物质的液体/液体分离
US20140256811A1 (en) 2013-03-05 2014-09-11 Ecolab Usa Inc. Efficient stabilizer in controlling self accelerated decomposition temperature of peroxycarboxylic acid compositions with mineral acids
US10165774B2 (en) 2013-03-05 2019-01-01 Ecolab Usa Inc. Defoamer useful in a peracid composition with anionic surfactants
US8822719B1 (en) 2013-03-05 2014-09-02 Ecolab Usa Inc. Peroxycarboxylic acid compositions suitable for inline optical or conductivity monitoring
FR3016359B1 (fr) 2014-01-10 2022-04-29 Arkema France Compositions de peroxyde d'hydrogene pour la delignification de matiere vegetale et leurs utilisations
US11040902B2 (en) 2014-12-18 2021-06-22 Ecolab Usa Inc. Use of percarboxylic acids for scale prevention in treatment systems
AU2015364492B2 (en) 2014-12-18 2018-08-09 Ecolab Usa Inc. Methods for forming peroxyformic acid and uses thereof
DK3233141T3 (da) 2014-12-18 2020-11-30 Ecolab Usa Inc Generering af permyresyre via polyvalent alkoholformiat
US10172351B2 (en) * 2015-09-04 2019-01-08 Ecolab Usa Inc. Performic acid on-site generator and formulator
CA3103876C (fr) 2018-06-15 2024-02-27 Ecolab Usa Inc. Compositions d'acide performique generees sur place pour le traitement de trayons
EP3841059A1 (fr) 2018-08-22 2021-06-30 Ecolab USA Inc. Stabilisation de peroxyde d'hydrogène et de peracide avec des molécules à base d'acide pyridine carboxylique en c -3, -4 ou -5
WO2021026410A1 (fr) 2019-08-07 2021-02-11 Ecolab Usa Inc. Chélateurs à support solide et polymère pour la stabilisation de compositions contenant un peracide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU821614A1 (ru) * 1979-06-19 1981-04-15 Белорусский Технологический Институт Им.C.M.Кирова Способ получени целлюлозного полу-фАбРиКАТА
FI74750C (fi) * 1985-03-22 1988-03-10 Keskuslaboratorio Foerfarande foer framstaellning av blekt cellulosamassa utav ligninhaltigt raomaterial.

Also Published As

Publication number Publication date
BR9712891A (pt) 2000-03-21
ID21642A (id) 1999-07-08
EP0937172A1 (fr) 1999-08-25
WO1998020198A1 (fr) 1998-05-14
DE69730233D1 (de) 2004-09-16
FI103899B1 (fi) 1999-10-15
FI964466A0 (fi) 1996-11-06
CA2270524C (fr) 2008-02-19
ATE273413T1 (de) 2004-08-15
CA2270524A1 (fr) 1998-05-14
EP0937172B1 (fr) 2004-08-11
FI103899B (fi) 1999-10-15
DE69730233T2 (de) 2004-12-30
US6156156A (en) 2000-12-05
CN1238816A (zh) 1999-12-15
FI964466A (fi) 1998-05-07
ES2222505T3 (es) 2005-02-01
CN1110601C (zh) 2003-06-04

Similar Documents

Publication Publication Date Title
IN189584B (fr)
AU3404099A (en) Method of producing lignocellulosic pulp from non-woody species
CA2157109A1 (fr) Methode de blanchiment de la pate avec des produits chimiques exempts de chlore
ID19415A (id) Proses pemutihan bubur kayu
SE9700992L (sv) Förfarande för blekning av kraftmassa
ATE205899T1 (de) Verfahren zur entfernung von metallverbindungen im lignocellulosischen zellstoff
EP0778909B1 (fr) Blanchiment de pate a papier
WO1997015712A3 (fr) Extraction dans l'eau chaude pour des sequences de blanchiment de pate
SE9702583L (sv) Förfarande för massaframställning
SE8605510D0 (sv) Sett vid tvettning av massa
SE9401628L (sv) Förfarande vid syrgasdelignifiering
DE69102430D1 (de) Bleichen von chemischem zellstoff.
SE9604511D0 (sv) Förfarande för blekning av kraftmassa
NO951464L (no) Fremgangsmåte til behandling av sulfittmasse för bleking med oksygenholdige kjemikalier
ATE207153T1 (de) Verfahren zur herstellung von gebleichten spezialzellstoffen
SE9704273L (sv) Nytt förfarande vid framställning av kemisk massa