SE540043C2 - Method and system for oxygen delignification of cellulose pulp - Google Patents

Method and system for oxygen delignification of cellulose pulp Download PDF

Info

Publication number: SE540043C2
Authority: SE; Sweden
Prior art keywords: phase; puip; oxygen; pressure; suspension
Prior art date: 2015-11-27

Application number

SE1551539A

Other languages

English (en)

Swedish (sv)

Other versions

SE1551539A1 (en

Inventor

Dahllöf Håkan

Original Assignee

Valmet 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.)

2015-11-27

Filing date

2015-11-27

Publication date

2018-03-06

2015-11-27 Application filed by Valmet Oy filed Critical Valmet Oy

2015-11-27 Priority to SE1551539A priority Critical patent/SE540043C2/en

2016-11-16 Priority to BR112018005525-5A priority patent/BR112018005525B1/pt

2016-11-16 Priority to PCT/SE2016/051128 priority patent/WO2017091129A1/fr

2016-11-16 Priority to EP16868982.6A priority patent/EP3380667B1/fr

2017-05-28 Publication of SE1551539A1 publication Critical patent/SE1551539A1/en

2018-03-06 Publication of SE540043C2 publication Critical patent/SE540043C2/en

Links

QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 117
229910052760 oxygen Inorganic materials 0.000 title claims abstract description 117
239000001301 oxygen Substances 0.000 title claims abstract description 117
238000000034 method Methods 0.000 title claims abstract description 32
229920002678 cellulose Polymers 0.000 title abstract description 5
239000001913 cellulose Substances 0.000 title abstract description 5
239000000725 suspension Substances 0.000 claims abstract description 51
239000011261 inert gas Substances 0.000 claims abstract description 24
239000007789 gas Substances 0.000 claims description 18
230000008569 process Effects 0.000 claims description 17
230000003647 oxidation Effects 0.000 claims description 16
238000007254 oxidation reaction Methods 0.000 claims description 16
230000000694 effects Effects 0.000 claims description 15
238000007872 degassing Methods 0.000 claims description 10
230000014759 maintenance of location Effects 0.000 claims description 9
238000010438 heat treatment Methods 0.000 claims description 7
238000002156 mixing Methods 0.000 claims description 4
229910052799 carbon Inorganic materials 0.000 claims description 3
230000008719 thickening Effects 0.000 claims description 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
101100372806 Caenorhabditis elegans vit-3 gene Proteins 0.000 claims 1
239000012071 phase Substances 0.000 abstract description 105
239000007791 liquid phase Substances 0.000 abstract description 5
239000000706 filtrate Substances 0.000 description 10
238000013022 venting Methods 0.000 description 10
238000006243 chemical reaction Methods 0.000 description 5
244000202285 Acrocomia mexicana Species 0.000 description 4
235000003625 Acrocomia mexicana Nutrition 0.000 description 4
238000010411 cooking Methods 0.000 description 4
230000001590 oxidative effect Effects 0.000 description 4
239000003513 alkali Substances 0.000 description 3
238000012360 testing method Methods 0.000 description 3
235000013405 beer Nutrition 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
230000007423 decrease Effects 0.000 description 2
230000006872 improvement Effects 0.000 description 2
239000007788 liquid Substances 0.000 description 2
239000000463 material Substances 0.000 description 2
150000002978 peroxides Chemical class 0.000 description 2
238000004537 pulping Methods 0.000 description 2
238000012216 screening Methods 0.000 description 2
238000000926 separation method Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
101001126084 Homo sapiens Piwi-like protein 2 Proteins 0.000 description 1
101000669528 Homo sapiens Tachykinin-4 Proteins 0.000 description 1
241000669618 Nothes Species 0.000 description 1
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
241001425800 Pipa Species 0.000 description 1
102100029365 Piwi-like protein 2 Human genes 0.000 description 1
OKUGPJPKMAEJOE-UHFFFAOYSA-N S-propyl dipropylcarbamothioate Chemical compound CCCSC(=O)N(CCC)CCC OKUGPJPKMAEJOE-UHFFFAOYSA-N 0.000 description 1
SZKKRCSOSQAJDE-UHFFFAOYSA-N Schradan Chemical compound CN(C)P(=O)(N(C)C)OP(=O)(N(C)C)N(C)C SZKKRCSOSQAJDE-UHFFFAOYSA-N 0.000 description 1
102100039365 Tachykinin-4 Human genes 0.000 description 1
240000001781 Xanthosoma sagittifolium Species 0.000 description 1
GYMWQLRSSDFGEQ-ADRAWKNSSA-N [(3e,8r,9s,10r,13s,14s,17r)-13-ethyl-17-ethynyl-3-hydroxyimino-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate;(8r,9s,13s,14s,17r)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6h-cyclopenta[a]phenanthrene-3,17-diol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1.O/N=C/1CC[C@@H]2[C@H]3CC[C@](CC)([C@](CC4)(OC(C)=O)C#C)[C@@H]4[C@@H]3CCC2=C\1 GYMWQLRSSDFGEQ-ADRAWKNSSA-N 0.000 description 1
238000010306 acid treatment Methods 0.000 description 1
238000004380 ashing Methods 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000004061 bleaching Methods 0.000 description 1
229910002091 carbon monoxide Inorganic materials 0.000 description 1
230000005465 channeling Effects 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000000605 extraction Methods 0.000 description 1
239000000835 fiber Substances 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
229920005610 lignin Polymers 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
KRTSDMXIXPKRQR-AATRIKPKSA-N monocrotophos Chemical compound CNC(=O)\C=C(/C)OP(=O)(OC)OC KRTSDMXIXPKRQR-AATRIKPKSA-N 0.000 description 1
238000005457 optimization Methods 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
230000003071 parasitic effect Effects 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
208000027653 severe early-childhood-onset retinal dystrophy Diseases 0.000 description 1
238000004513 sizing Methods 0.000 description 1
238000000527 sonication Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
239000002023 wood Substances 0.000 description 1

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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- 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
- D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)

SE1551539A 2015-11-27 2015-11-27 Method and system for oxygen delignification of cellulose pulp SE540043C2 (en)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
SE1551539A SE540043C2 (en)	2015-11-27	2015-11-27	Method and system for oxygen delignification of cellulose pulp
BR112018005525-5A BR112018005525B1 (pt)	2015-11-27	2016-11-16	Método e sistema para deslignificação com oxigênio
PCT/SE2016/051128 WO2017091129A1 (fr)	2015-11-27	2016-11-16	Procédé et système de délignification à l'oxygène de pâte cellulosique
EP16868982.6A EP3380667B1 (fr)	2015-11-27	2016-11-16	Procédé et système de délignification à l'oxygène de pâte cellulosique

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE1551539A SE540043C2 (en)	2015-11-27	2015-11-27	Method and system for oxygen delignification of cellulose pulp

Publications (2)

Publication Number	Publication Date
SE1551539A1 SE1551539A1 (en)	2017-05-28
SE540043C2 true SE540043C2 (en)	2018-03-06

Family

ID=58763870

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE1551539A SE540043C2 (en)	2015-11-27	2015-11-27	Method and system for oxygen delignification of cellulose pulp

Country Status (4)

Country	Link
EP (1)	EP3380667B1 (fr)
BR (1)	BR112018005525B1 (fr)
SE (1)	SE540043C2 (fr)
WO (1)	WO2017091129A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102020002445A1 (de)	2020-04-23	2021-10-28	Messer Austria Gmbh	Verfahren und Vorrichtung zur Herstellung von gebleichtem Zellstoff
DE102020002446A1 (de)	2020-04-23	2021-10-28	Messer Austria Gmbh	Verfahren und Vorrichtung zur Weißlaugenoxidation

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4384920A (en) *	1981-04-06	1983-05-24	The Black Clawson Company	Method and apparatus for oxygen delignification
US4946555A (en) *	1989-01-19	1990-08-07	Canadian Liquid Air Ltd./Air Liquide Canada	Apparatus and method for measuring vent gas flow rates and parameters in pulp and paper processing
US6514380B1 (en) *	1995-03-08	2003-02-04	Andritz Oy	Treatment of chemical pulp
SE505147C2 (sv) *	1995-10-19	1997-06-30	Sunds Defibrator Ind Ab	Syrgasdelignifiering av massa i ett första HC-steg och ett andra MC-steg
FI955519L (fi) *	1995-11-16	1997-05-17	Ahlstrom Machinery Oy	Menetelmä ja laitteisto kemiallisen massan delignifioimiseksi
CN1203643A (zh) *	1995-12-07	1998-12-30	贝洛特工艺技术公司	中等稠度纸浆的氧化去木质作用
US20010050152A1 (en) *	1996-03-26	2001-12-13	Kjell Forslund	Oxygen delignification of pulp in two stages
US6221207B1 (en) *	1996-03-26	2001-04-24	Valmet Fibertech Aktiebolag	Oxygen delignification of pulp in two stages with low pressure steam heating between stages
EP1061173A1 (fr) *	1999-06-14	2000-12-20	Praxair Technology, Inc.	Délignification de matériaux lignocellulosiques avec de l'oxygène
SE522593C2 (sv) *	1999-07-06	2004-02-24	Kvaerner Pulping Tech	System och förfarande för syragasdelignifiering av massa av lignocellulosahaltigt material
SE525773C2 (sv) *	2003-09-24	2005-04-26	Kvaerner Pulping Tech	Metod och arrangemang för syrgasdelignifiering av cellulosamassa med pH-reglering i slutfasen
SE0403202L (sv) *	2004-12-30	2005-10-25	Kvaerner Pulping Tech	Metod för syrgasdelignifiering av cellulosamassa med inmixning av kemikalier vid högt tryck
SE0403222L (sv) *	2004-12-30	2005-11-08	Kvaerner Pulping Tech	Metod för syrgasdelignifiering av cellulosamassa vid högt tryck i flera steg

2015
- 2015-11-27 SE SE1551539A patent/SE540043C2/en unknown
2016
- 2016-11-16 BR BR112018005525-5A patent/BR112018005525B1/pt active IP Right Grant
- 2016-11-16 EP EP16868982.6A patent/EP3380667B1/fr active Active
- 2016-11-16 WO PCT/SE2016/051128 patent/WO2017091129A1/fr not_active Ceased

Also Published As

Publication number	Publication date
WO2017091129A1 (fr)	2017-06-01
SE1551539A1 (en)	2017-05-28
EP3380667B1 (fr)	2020-01-08
BR112018005525A2 (pt)	2018-10-09
EP3380667A4 (fr)	2019-04-17
BR112018005525B1 (pt)	2022-03-29
EP3380667A1 (fr)	2018-10-03

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