FI20165548A - Prosessi sellun käsittelemiseksi - Google Patents

Prosessi sellun käsittelemiseksi

Info

Publication number
FI20165548A
FI20165548A FI20165548A FI20165548A FI20165548A FI 20165548 A FI20165548 A FI 20165548A FI 20165548 A FI20165548 A FI 20165548A FI 20165548 A FI20165548 A FI 20165548A FI 20165548 A FI20165548 A FI 20165548A
Authority
FI
Finland
Prior art keywords
pulp handling
pulp
handling
Prior art date
Application number
FI20165548A
Other languages
English (en)
Swedish (sv)
Other versions
FI127996B (fi
Inventor
Leif Robertsen
Veli Matti Vuorenpalo
Anna Maija Perander
Pentti Pekonen
Jonas Konn
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
Priority to FI20165548A priority Critical patent/FI127996B/fi
Application filed by Kemira Oyj filed Critical Kemira Oyj
Priority to CA3027152A priority patent/CA3027152A1/en
Priority to ES17745769T priority patent/ES2932179T3/es
Priority to RU2018145688A priority patent/RU2730144C2/ru
Priority to PCT/FI2017/050480 priority patent/WO2018002434A1/en
Priority to EP17745769.4A priority patent/EP3478892B1/en
Priority to FIEP17745769.4T priority patent/FI3478892T3/fi
Priority to PT177457694T priority patent/PT3478892T/pt
Priority to CN201780040293.8A priority patent/CN109415872A/zh
Priority to US16/311,213 priority patent/US11072886B2/en
Publication of FI20165548A publication Critical patent/FI20165548A/fi
Application granted granted Critical
Publication of FI127996B publication Critical patent/FI127996B/fi

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
    • 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
    • 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
    • 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
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • 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
    • 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
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
FI20165548A 2016-07-01 2016-07-01 Prosessi sellun käsittelemiseksi FI127996B (fi)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI20165548A FI127996B (fi) 2016-07-01 2016-07-01 Prosessi sellun käsittelemiseksi
ES17745769T ES2932179T3 (es) 2016-07-01 2017-06-27 Un proceso para el tratamiento de pulpa
RU2018145688A RU2730144C2 (ru) 2016-07-01 2017-06-27 Способ обработки волокнистой массы
PCT/FI2017/050480 WO2018002434A1 (en) 2016-07-01 2017-06-27 A process for treating pulp
CA3027152A CA3027152A1 (en) 2016-07-01 2017-06-27 A process for treating pulp
EP17745769.4A EP3478892B1 (en) 2016-07-01 2017-06-27 A process for treating pulp
FIEP17745769.4T FI3478892T3 (fi) 2016-07-01 2017-06-27 Menetelmä massan käsittelemiseksi
PT177457694T PT3478892T (pt) 2016-07-01 2017-06-27 Processo para tratamento de polpa
CN201780040293.8A CN109415872A (zh) 2016-07-01 2017-06-27 一种用于处理纸浆的方法
US16/311,213 US11072886B2 (en) 2016-07-01 2017-06-27 Process for treating pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20165548A FI127996B (fi) 2016-07-01 2016-07-01 Prosessi sellun käsittelemiseksi

Publications (2)

Publication Number Publication Date
FI20165548A true FI20165548A (fi) 2018-01-02
FI127996B FI127996B (fi) 2019-07-15

Family

ID=59485370

Family Applications (2)

Application Number Title Priority Date Filing Date
FI20165548A FI127996B (fi) 2016-07-01 2016-07-01 Prosessi sellun käsittelemiseksi
FIEP17745769.4T FI3478892T3 (fi) 2016-07-01 2017-06-27 Menetelmä massan käsittelemiseksi

Family Applications After (1)

Application Number Title Priority Date Filing Date
FIEP17745769.4T FI3478892T3 (fi) 2016-07-01 2017-06-27 Menetelmä massan käsittelemiseksi

Country Status (9)

Country Link
US (1) US11072886B2 (fi)
EP (1) EP3478892B1 (fi)
CN (1) CN109415872A (fi)
CA (1) CA3027152A1 (fi)
ES (1) ES2932179T3 (fi)
FI (2) FI127996B (fi)
PT (1) PT3478892T (fi)
RU (1) RU2730144C2 (fi)
WO (1) WO2018002434A1 (fi)

Family Cites Families (12)

* 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
ATE132926T1 (de) 1992-07-06 1996-01-15 Solvay Interox Verfahren zur delignifizierung von chemischen zellstoffen
SE500605C2 (sv) * 1992-11-27 1994-07-25 Eka Nobel Ab Delignifiering och blekning av lignocellulosahaltig massa med persyra och klorfritt blekmedel
US6007678A (en) * 1992-11-27 1999-12-28 Eka Nobel Ab Process for delignification of lignocellulose-containing pulp with an organic peracid or salts thereof
US5464501A (en) * 1993-04-06 1995-11-07 Societe Anonyme Pour L'etude Et L'exploitation L'air Liquide, Des Procedes Georges Claude Bleaching recycled pulp with a reductive-oxidative sequence
EP0634521A1 (en) * 1993-07-16 1995-01-18 Eka Nobel Ab Method for bleaching lignocellulose-containing fibres
FI964715A (fi) 1996-11-26 1998-05-27 Keskuslaboratorio Menetelmä selluloosamassan valkaisemiseksi
FI112958B (fi) * 1997-12-19 2004-02-13 Kemira Oyj Menetelmä kemiallisen massan valkaisemiseksi sekä valkaisuliuoksen käyttö
FI117392B (fi) * 1999-03-02 2006-09-29 Kemira Oyj Monivaiheinen valkaisumenetelmä kemiallisen selluloosamassan valkaisemiseksi
FI107545B (fi) 1999-06-15 2001-08-31 Kemira Chemicals Oy Menetelmä mekaanisten massojen käsittelemiseksi
AU2002226210A1 (en) 2000-12-22 2002-07-08 Iogen Bio-Products Corporation Alkaline extraction stages comprising xylanase
FI111459B (fi) 2001-04-04 2003-07-31 Kemira Chemicals Oy Menetelmä stabiilin peretikkahappotuotteen valmistamiseksi

Also Published As

Publication number Publication date
RU2018145688A3 (fi) 2020-08-03
US11072886B2 (en) 2021-07-27
EP3478892A1 (en) 2019-05-08
CA3027152A1 (en) 2018-01-04
FI127996B (fi) 2019-07-15
ES2932179T3 (es) 2023-01-16
RU2730144C2 (ru) 2020-08-19
EP3478892B1 (en) 2022-10-12
PT3478892T (pt) 2022-11-28
RU2018145688A (ru) 2020-08-03
WO2018002434A1 (en) 2018-01-04
US20190186075A1 (en) 2019-06-20
CN109415872A (zh) 2019-03-01
FI3478892T3 (fi) 2023-01-13

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