DE69839097T2 - Bleichen von zellstoff mittels persäure - Google Patents

Bleichen von zellstoff mittels persäure Download PDF

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Publication number
DE69839097T2
DE69839097T2 DE69839097T DE69839097T DE69839097T2 DE 69839097 T2 DE69839097 T2 DE 69839097T2 DE 69839097 T DE69839097 T DE 69839097T DE 69839097 T DE69839097 T DE 69839097T DE 69839097 T2 DE69839097 T2 DE 69839097T2
Authority
DE
Germany
Prior art keywords
bleaching
pulp
peracid
post
peracetic acid
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.)
Expired - Lifetime
Application number
DE69839097T
Other languages
German (de)
English (en)
Other versions
DE69839097D1 (de
Inventor
Jukka JÄKÄRÄ
Juha Patola
Aarto Paren
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.)
Kemira Oyj
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Application granted granted Critical
Publication of DE69839097D1 publication Critical patent/DE69839097D1/de
Publication of DE69839097T2 publication Critical patent/DE69839097T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/32—Bleaching agents
    • 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)
  • Detergent Compositions (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Cosmetics (AREA)
DE69839097T 1997-12-19 1998-12-18 Bleichen von zellstoff mittels persäure Expired - Lifetime DE69839097T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI974575A FI112958B (fi) 1997-12-19 1997-12-19 Menetelmä kemiallisen massan valkaisemiseksi sekä valkaisuliuoksen käyttö
FI974575 1997-12-19
PCT/FI1998/000993 WO1999032710A1 (en) 1997-12-19 1998-12-18 Bleaching of chemical pulp with peracid

Publications (2)

Publication Number Publication Date
DE69839097D1 DE69839097D1 (de) 2008-03-20
DE69839097T2 true DE69839097T2 (de) 2009-01-29

Family

ID=8550176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839097T Expired - Lifetime DE69839097T2 (de) 1997-12-19 1998-12-18 Bleichen von zellstoff mittels persäure

Country Status (11)

Country Link
EP (1) EP1040222B1 (enExample)
JP (1) JP4499280B2 (enExample)
AT (1) ATE385526T1 (enExample)
AU (1) AU1674399A (enExample)
BR (1) BR9813747B1 (enExample)
CA (1) CA2315063C (enExample)
DE (1) DE69839097T2 (enExample)
ES (1) ES2302362T3 (enExample)
FI (1) FI112958B (enExample)
PT (1) PT1040222E (enExample)
WO (1) WO1999032710A1 (enExample)

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FI117392B (fi) * 1999-03-02 2006-09-29 Kemira Oyj Monivaiheinen valkaisumenetelmä kemiallisen selluloosamassan valkaisemiseksi
JP3794254B2 (ja) * 2000-02-28 2006-07-05 王子製紙株式会社 中性紙
FI111459B (fi) 2001-04-04 2003-07-31 Kemira Chemicals Oy Menetelmä stabiilin peretikkahappotuotteen valmistamiseksi
FI111745B (fi) 2001-12-19 2003-09-15 Kemira Chemicals Oy Parannettu kartonginvalmistusmenetelmä
DE10211292A1 (de) 2002-03-14 2003-09-25 Basf Ag Verfahren zur Herstellung von gefälltem Calciumcarbonat mit hohem Weißgrad
GB2391011A (en) * 2002-07-19 2004-01-28 Crosmill Ltd Bleaching cellulose suspensions
AU2006213983B2 (en) * 2005-02-19 2009-11-19 International Paper Company Pulp and paper having increased brightness
US7638016B2 (en) 2005-02-19 2009-12-29 International Paper Company Method for treating kraft pulp with optical brighteners after chlorine bleaching to increase brightness
US7914646B2 (en) * 2006-07-21 2011-03-29 Nalco Company Compositions and processes for paper production
JP4956991B2 (ja) * 2005-12-22 2012-06-20 三菱瓦斯化学株式会社 化学パルプの製造方法
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
CN105672018B (zh) 2007-12-20 2018-09-11 三菱瓦斯化学株式会社 漂白纸浆的制造方法
US7927854B1 (en) 2009-12-07 2011-04-19 E. I. Du Pont De Nemours And Company Perhydrolase providing improved peracid stability
US7910347B1 (en) 2009-12-07 2011-03-22 E. I. Du Pont De Nemours And Company Perhydrolase providing improved peracid stability
US7923233B1 (en) 2009-12-07 2011-04-12 E. I. Du Pont De Nemours And Company Perhydrolase providing improved peracid stability
US7960528B1 (en) 2009-12-07 2011-06-14 E. I. Du Pont De Nemours And Company Perhydrolase providing improved peracid stability
US7932072B1 (en) 2009-12-07 2011-04-26 E. I. Du Pont De Nemours And Company Perhydrolase providing improved peracid stability
US8450091B2 (en) 2010-03-26 2013-05-28 E. I. Du Pont De Nemours And Company Perhydrolase providing improved specific activity
US8389255B2 (en) 2010-03-26 2013-03-05 E.I. De Pont De Nemours And Company Perhydrolase providing improved specific activity
US8206964B2 (en) 2010-03-26 2012-06-26 E. I. Du Pont De Nemours And Company Perhydrolase providing improved specific activity
WO2011119706A1 (en) 2010-03-26 2011-09-29 E.I. Dupont De Nemours And Company Perhydrolase providing improved specific activity
WO2011119708A1 (en) 2010-03-26 2011-09-29 E.I. Dupont De Nemours And Company Perhydrolase providing improved specific activity
US8586339B2 (en) 2010-03-26 2013-11-19 E. I. Du Pont De Nemours And Company Facilitated process for purification of proteins
CN103261430A (zh) 2010-12-20 2013-08-21 纳幕尔杜邦公司 靶向过水解酶
WO2012087785A1 (en) 2010-12-21 2012-06-28 E.I. Dupont De Nemours And Company Perhydrolase variant providing improved specific activity
US8389257B2 (en) 2010-12-21 2013-03-05 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2012087787A1 (en) 2010-12-21 2012-06-28 E.I. Dupont De Nemours And Company Perhydrolase variant providing improved specific activity
US8399234B2 (en) 2010-12-21 2013-03-19 E.I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2012087790A1 (en) 2010-12-21 2012-06-28 E.I. Dupont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2012087789A1 (en) 2010-12-21 2012-06-28 E.I. Dupont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2012087793A1 (en) 2010-12-21 2012-06-28 E.I. Dupont De Nemours And Company Perhydrolase variant providing improved specific activity
US8394617B2 (en) 2010-12-21 2013-03-12 E.I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2012166997A2 (en) 2011-05-31 2012-12-06 Clean Chemistry, Llc Electrochemical reactor and process
US8962294B2 (en) 2011-10-25 2015-02-24 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
US8546119B2 (en) 2011-10-25 2013-10-01 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
US8486679B2 (en) 2011-10-25 2013-07-16 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
US8735125B2 (en) 2011-10-25 2014-05-27 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2013062885A1 (en) 2011-10-25 2013-05-02 E.I. Dupont De Nemours And Company Perhydrolase variant providing improved specific activity
US8546120B2 (en) 2011-10-25 2013-10-01 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
US8956843B2 (en) 2011-10-25 2015-02-17 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
US8557556B2 (en) 2011-10-25 2013-10-15 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
US8809030B2 (en) 2011-10-25 2014-08-19 E. I. Du Pont De Nemours And Company Perhydrolase variant providing improved specific activity
WO2013096045A1 (en) 2011-12-19 2013-06-27 E. I. Du Pont De Nemours And Company Perhydrolase variants providing improved specific activity in the presence of surfactant
RU2644336C2 (ru) 2012-03-30 2018-02-08 Е.И.Дюпон Де Немур Энд Компани Ферменты, пригодные для получения перкислот
CN104411822B (zh) 2012-03-30 2018-11-06 纳幕尔杜邦公司 对于过酸的生产有用的酶
BR112014024207B1 (pt) 2012-03-30 2022-04-05 E.I. Du Pont De Nemours And Company Processo para a produção de um ácido peroxicarboxílico, composição e sistema de geração e fornecimento de perácido
WO2013148187A1 (en) 2012-03-30 2013-10-03 E. I. Du Pont De Nemours And Company Enzymes useful for peracid production
US8911977B2 (en) 2012-03-30 2014-12-16 E. I. Du Pont De Nemours And Company Enzymes useful for peracid production
EP2892854A4 (en) 2012-09-07 2016-11-02 Clean Chemistry Llc SYSTEMS AND METHOD FOR GENERATING REACTIVE OXYGEN SPECIES AND APPLICATIONS THEREOF
FR2997069B1 (fr) * 2012-10-18 2014-12-26 Nicolas Saverino Procede de fabrication d'une barquette coloree
WO2016037149A1 (en) 2014-09-04 2016-03-10 Clean Chemistry, Inc. Method of water treatment utilizing a peracetate oxidant solution
US10472265B2 (en) 2015-03-26 2019-11-12 Clean Chemistry, Inc. Systems and methods of reducing a bacteria population in high hydrogen sulfide water
FI127444B (en) * 2015-05-27 2018-06-15 Kemira Oyj A method for reducing the viscosity of a pulp in the manufacture of soluble cellulose
KR20180061089A (ko) * 2015-09-30 2018-06-07 이메리즈 미네랄즈 리미티드 수성 펄프를 표백하는 방법 및 이러한 방법에 사용하기 위한 조성물
CA3007780C (en) 2015-12-07 2023-12-19 Clean Chemistry, Inc. Methods of pulp fiber treatment
US10883224B2 (en) 2015-12-07 2021-01-05 Clean Chemistry, Inc. Methods of pulp fiber treatment
FI127996B (en) * 2016-07-01 2019-07-15 Kemira Oyj A process for treating pulp
US11136714B2 (en) 2016-07-25 2021-10-05 Clean Chemistry, Inc. Methods of optical brightening agent removal
US11001864B1 (en) 2017-09-07 2021-05-11 Clean Chemistry, Inc. Bacterial control in fermentation systems
US11311012B1 (en) 2017-09-07 2022-04-26 Clean Chemistry, Inc. Bacterial control in fermentation systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE420430B (sv) * 1978-02-17 1981-10-05 Mo Och Domsjoe Ab Forfarande for blekning och extraktion av lignocellulosahaltig material med peroxidhaltiga blekmedel
JPH01148891A (ja) * 1987-12-04 1989-06-12 Nippon Shokubai Kagaku Kogyo Co Ltd 木材パルプの漂白方法
FI90795C (fi) * 1990-06-07 1994-11-22 Ahlstroem Oy Tuotantolaitos aines- tai tavaravirtojen käsittelemiseksi, erityisesti sellutehdas
BE1006057A3 (fr) * 1992-07-06 1994-05-03 Solvay Interox Procede pour la delignification d'une pate a papier chimique.
BE1007651A3 (fr) * 1993-10-22 1995-09-05 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
CA2163389A1 (en) * 1994-11-23 1996-05-24 Malcolm Cronlund Chlorine-free organosolv pulps
JPH10511746A (ja) * 1994-12-28 1998-11-10 ミネラルス・テクノロジーズ・インコーポレーテッド 填料含有紙の漂白
SE506480C2 (sv) * 1995-06-29 1997-12-22 Sca Graphic Res Ab Blekning av lignocellulosahaltigt fibermaterial med ozon och persyra i ett kombinationssteg
JP3698178B2 (ja) * 1995-09-22 2005-09-21 三菱瓦斯化学株式会社 製紙用化学パルプの漂白方法
EP0801170A1 (fr) * 1996-04-12 1997-10-15 Chemoxal Sa Procédé pour la délignification et/ou le blanchiment d'une pâte à papier
FI964715A7 (fi) * 1996-11-26 1998-05-27 Oy Keskuslaboratorio Centrallaboratorium Ab Menetelmä selluloosamassan valkaisemiseksi

Also Published As

Publication number Publication date
FI974575L (fi) 1999-06-20
FI974575A0 (fi) 1997-12-19
EP1040222A1 (en) 2000-10-04
CA2315063A1 (en) 1999-07-01
WO1999032710A1 (en) 1999-07-01
FI112958B (fi) 2004-02-13
EP1040222B1 (en) 2008-02-06
BR9813747A (pt) 2000-10-17
JP4499280B2 (ja) 2010-07-07
JP2001527168A (ja) 2001-12-25
AU1674399A (en) 1999-07-12
CA2315063C (en) 2008-11-18
DE69839097D1 (de) 2008-03-20
ATE385526T1 (de) 2008-02-15
ES2302362T3 (es) 2008-07-01
PT1040222E (pt) 2008-05-05
BR9813747B1 (pt) 2009-01-13

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