FI970303A0 - Menetelmä kemiallisen massan valkaisemiseksi - Google Patents

Menetelmä kemiallisen massan valkaisemiseksi

Info

Publication number
FI970303A0
FI970303A0 FI970303A FI970303A FI970303A0 FI 970303 A0 FI970303 A0 FI 970303A0 FI 970303 A FI970303 A FI 970303A FI 970303 A FI970303 A FI 970303A FI 970303 A0 FI970303 A0 FI 970303A0
Authority
FI
Finland
Prior art keywords
pulp
dicarboxy
peracid
ethoxy
ethyl
Prior art date
Application number
FI970303A
Other languages
English (en)
Swedish (sv)
Other versions
FI104572B (fi
FI970303A (fi
Inventor
Jukka Jaekaerae
Aarto Paren
Reijo Aksela
Ilkka Renvall
Original Assignee
Kemira Chemicals 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
Priority claimed from FI962261A external-priority patent/FI112075B/fi
Application filed by Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Priority to FI970303A priority Critical patent/FI104572B/fi
Publication of FI970303A0 publication Critical patent/FI970303A0/fi
Priority to DE69725573T priority patent/DE69725573T2/de
Priority to US09/194,349 priority patent/US6264790B1/en
Priority to PCT/FI1997/000333 priority patent/WO1997045586A1/en
Priority to AU29644/97A priority patent/AU2964497A/en
Priority to AT97924048T priority patent/ATE252178T1/de
Priority to CA002256579A priority patent/CA2256579C/en
Priority to EP97924048A priority patent/EP0907788B1/en
Publication of FI970303A publication Critical patent/FI970303A/fi
Publication of FI104572B publication Critical patent/FI104572B/fi
Application granted granted Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
    • C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
    • C07C229/24—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having more than one carboxyl group bound to the carbon skeleton, e.g. aspartic acid
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01—Hydrogen peroxide
    • C01B15/037—Stabilisation by additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
    • C07C217/02—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
    • C07C217/04—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
    • C07C217/06—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted
    • C07C217/08—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to an acyclic carbon atom
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/33—Amino carboxylic acids
    • 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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1042—Use of chelating 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI970303A 1996-05-30 1997-01-24 Menetelmä kemiallisen massan valkaisemiseksi FI104572B (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI970303A FI104572B (fi) 1996-05-30 1997-01-24 Menetelmä kemiallisen massan valkaisemiseksi
EP97924048A EP0907788B1 (en) 1996-05-30 1997-05-30 Process for the bleaching of chemical pulp
PCT/FI1997/000333 WO1997045586A1 (en) 1996-05-30 1997-05-30 Process for the bleaching of chemical pulp
US09/194,349 US6264790B1 (en) 1996-05-30 1997-05-30 Process for the peracid bleaching of chelated chemical pulp
DE69725573T DE69725573T2 (de) 1996-05-30 1997-05-30 Verfahren zum bleichen von zellstoff
AU29644/97A AU2964497A (en) 1996-05-30 1997-05-30 Process for the bleaching of chemical pulp
AT97924048T ATE252178T1 (de) 1996-05-30 1997-05-30 Verfahren zum bleichen von zellstoff
CA002256579A CA2256579C (en) 1996-05-30 1997-05-30 Process for the bleaching of chemical pulp

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI962261A FI112075B (fi) 1996-05-30 1996-05-30 N-bis- tai N-tris-[(1,2-dikarboksyyli-etoksi)-etyyli]amiinijohdannaiset, niiden valmistus ja käyttö
FI962261 1996-05-30
FI970303A FI104572B (fi) 1996-05-30 1997-01-24 Menetelmä kemiallisen massan valkaisemiseksi
FI970303 1997-01-24

Publications (3)

Publication Number Publication Date
FI970303A0 true FI970303A0 (fi) 1997-01-24
FI970303A FI970303A (fi) 1997-12-01
FI104572B FI104572B (fi) 2000-02-29

Family

ID=26160164

Family Applications (1)

Application Number Title Priority Date Filing Date
FI970303A FI104572B (fi) 1996-05-30 1997-01-24 Menetelmä kemiallisen massan valkaisemiseksi

Country Status (8)

Country Link
US (1) US6264790B1 (fi)
EP (1) EP0907788B1 (fi)
AT (1) ATE252178T1 (fi)
AU (1) AU2964497A (fi)
CA (1) CA2256579C (fi)
DE (1) DE69725573T2 (fi)
FI (1) FI104572B (fi)
WO (1) WO1997045586A1 (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110959001A (zh) * 2017-06-30 2020-04-03 凯米拉公司 制备螯合剂混合物的方法、螯合剂混合物及其使用方法

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105214B (fi) * 1997-11-13 2000-06-30 Kemira Chemicals Oy Tehostettu kemiallisen massan valkaisumenetelmä
FI106258B (fi) 1998-03-09 2000-12-29 Kemira Chemicals Oy Menetelmiä N-bis-[2-(1,2-dikarboksi-etoksi)-etyyli]amiinijohdannaisen valmistamiseksi sekä menetelmien tuotteet ja niiden käytöt
US7747434B2 (en) * 2000-10-24 2010-06-29 Speech Conversion Technologies, Inc. Integrated speech recognition, closed captioning, and translation system and method
DE10109502A1 (de) * 2001-02-28 2002-09-12 Rhodia Acetow Gmbh Verfahren zum Abtrennen von Hemicellulosen aus hemicellulosehaltiger Biomasse sowie die mit dem Verfahren erhältliche Biomasse und Hemicellulose
US20030162685A1 (en) * 2001-06-05 2003-08-28 Man Victor Fuk-Pong Solid cleaning composition including stabilized active oxygen component
US20030139310A1 (en) * 2001-08-07 2003-07-24 Smith Kim R. Peroxygen compositions and methods for carpet or upholstery cleaning or sanitizing
GB0128513D0 (en) * 2001-11-28 2002-01-23 Warwick Internat Group Ltd Re-cycled fibre bleaching
US20030136942A1 (en) * 2001-11-30 2003-07-24 Smith Kim R. Stabilized active oxygen compositions
US20040200588A1 (en) * 2003-04-10 2004-10-14 Walker Jayne M.A. Method of controlling microorganisms in hydrogen peroxide pulp bleaching processes
EP1811080A1 (en) * 2006-01-24 2007-07-25 Solvay SA Process for the bleaching of mechanical paper pulp
US8361571B2 (en) * 2008-06-20 2013-01-29 International Paper Company Composition and recording sheet with improved optical properties
US8034759B2 (en) * 2008-10-31 2011-10-11 Ecolab Usa Inc. Enhanced stability peracid compositions
CN105442372A (zh) * 2009-05-29 2016-03-30 索尔维公司 用于漂白机械纸浆的方法
EP3983605A4 (en) * 2019-06-14 2023-01-25 Bracell Bahia Specialty Cellulose SA APPARATUS, METHODS AND SYSTEMS FOR PRODUCTION OF HIGH INTRINSIC VISCOSITY AND HIGH ALPHA DOUGH
US11142589B2 (en) 2019-06-14 2021-10-12 Bracell Bahia Specialty Cellulose SA High alpha and high intrinsic viscosity pulp production apparatuses, methods and systems

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512708A (ja) 1974-06-28 1976-01-10 Lion Fat Oil Co Ltd Senjozaisoseibutsu
US4044034A (en) 1975-07-22 1977-08-23 The Miranol Chemical Company, Inc. Nitrogenous condensation products
JP2896541B2 (ja) 1991-09-11 1999-05-31 コニカ株式会社 ハロゲン化銀写真感光材料用処理液
US5205907A (en) * 1991-11-25 1993-04-27 Macmillan Bloedel Limited Removal of manganese from pulp using a chelating agent and magnesium sulphate
ATE132926T1 (de) * 1992-07-06 1996-01-15 Solvay Interox Verfahren zur delignifizierung von chemischen zellstoffen
US5785812A (en) * 1992-11-27 1998-07-28 Eka Nobel Ab Process for treating oxygen delignified pulp using an organic peracid or salt, complexing agent and peroxide bleach sequence
JPH06282044A (ja) 1993-03-26 1994-10-07 Konica Corp ハロゲン化銀写真感光材料用固形処理剤包装体
JPH07120894A (ja) 1993-10-21 1995-05-12 Fuji Photo Film Co Ltd 写真用処理組成物及び処理方法
JPH07120899A (ja) 1993-10-27 1995-05-12 Fuji Photo Film Co Ltd 写真用処理組成物及び処理方法
DE4340043A1 (de) * 1993-11-24 1995-06-01 Henkel Kgaa Verwendung Stickstoff-haltiger Komplexbildner bei der Holzstoffbleiche
JPH07261355A (ja) 1994-03-17 1995-10-13 Fuji Photo Film Co Ltd カラー写真用処理装置および処理方法
CA2173824A1 (en) * 1995-04-27 1996-10-28 Brian A. Parker Ethylenediaminetriacetic acid and salts thereof as chelating agents in pulp bleaching

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110959001A (zh) * 2017-06-30 2020-04-03 凯米拉公司 制备螯合剂混合物的方法、螯合剂混合物及其使用方法
CN110959001B (zh) * 2017-06-30 2022-09-20 凯米拉公司 制备螯合剂混合物的方法、螯合剂混合物及其使用方法

Also Published As

Publication number Publication date
CA2256579C (en) 2005-07-26
FI104572B (fi) 2000-02-29
AU2964497A (en) 1998-01-05
DE69725573T2 (de) 2004-08-19
DE69725573D1 (de) 2003-11-20
EP0907788B1 (en) 2003-10-15
EP0907788A1 (en) 1999-04-14
ATE252178T1 (de) 2003-11-15
FI970303A (fi) 1997-12-01
WO1997045586A1 (en) 1997-12-04
CA2256579A1 (en) 1997-12-04
US6264790B1 (en) 2001-07-24

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