CA2074715C - Process for bleaching of ligno-cellulosic material - Google Patents

Process for bleaching of ligno-cellulosic material Download PDF

Info

Publication number: CA2074715C
Authority: CA; Canada
Prior art keywords: pulp; stage; chlorine dioxide; bleaching; chlorine
Prior art date: 1990-01-31
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

CA002074715A

Other languages

English (en)

French (fr)

Other versions

CA2074715A1 (en

Inventor

Lennart Andersson

Christian Blom

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.)

Nouryon Pulp and Performance Chemicals AB

Original Assignee

Eka Nobel AB

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.)

1990-01-31

Filing date

1991-01-24

Publication date

2000-09-05

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20378411&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2074715(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1991-01-24 Application filed by Eka Nobel AB filed Critical Eka Nobel AB

1991-08-01 Publication of CA2074715A1 publication Critical patent/CA2074715A1/en

2000-09-05 Application granted granted Critical

2000-09-05 Publication of CA2074715C publication Critical patent/CA2074715C/en

2011-01-24 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000004061 bleaching Methods 0.000 title claims abstract description 53
238000000034 method Methods 0.000 title claims abstract description 36
230000008569 process Effects 0.000 title claims abstract description 32
239000012978 lignocellulosic material Substances 0.000 title description 2
OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 106
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 56
239000004155 Chlorine dioxide Substances 0.000 claims abstract description 53
235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 53
238000000605 extraction Methods 0.000 claims abstract description 22
238000001311 chemical methods and process Methods 0.000 claims abstract description 3
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 40
239000000460 chlorine Substances 0.000 claims description 40
229910052801 chlorine Inorganic materials 0.000 claims description 40
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 17
239000001301 oxygen Substances 0.000 claims description 17
229910052760 oxygen Inorganic materials 0.000 claims description 17
239000000126 substance Substances 0.000 claims description 11
239000007844 bleaching agent Substances 0.000 claims description 5
230000029087 digestion Effects 0.000 claims description 2
230000015572 biosynthetic process Effects 0.000 abstract description 9
230000002829 reductive effect Effects 0.000 abstract description 9
229940099041 chlorine dioxide Drugs 0.000 description 45
235000017168 chlorine Nutrition 0.000 description 39
229940060038 chlorine Drugs 0.000 description 39
229960002163 hydrogen peroxide Drugs 0.000 description 22
150000002978 peroxides Chemical class 0.000 description 9
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 8
238000005755 formation reaction Methods 0.000 description 8
229910021653 sulphate ion Inorganic materials 0.000 description 8
238000012360 testing method Methods 0.000 description 8
229920001131 Pulp (paper) Polymers 0.000 description 6
229920005610 lignin Polymers 0.000 description 6
239000011122 softwood Substances 0.000 description 6
230000000694 effects Effects 0.000 description 5
KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 4
238000007792 addition Methods 0.000 description 4
230000009467 reduction Effects 0.000 description 4
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
238000010420 art technique Methods 0.000 description 3
230000001627 detrimental effect Effects 0.000 description 3
238000004519 manufacturing process Methods 0.000 description 3
238000012986 modification Methods 0.000 description 3
230000004048 modification Effects 0.000 description 3
235000018185 Betula X alpestris Nutrition 0.000 description 2
235000018212 Betula X uliginosa Nutrition 0.000 description 2
XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 2
KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
239000003513 alkali Substances 0.000 description 2
230000008901 benefit Effects 0.000 description 2
229920002678 cellulose Polymers 0.000 description 2
239000001913 cellulose Substances 0.000 description 2
230000008859 change Effects 0.000 description 2
AIXMJTYHQHQJLU-UHFFFAOYSA-N chembl210858 Chemical compound O1C(CC(=O)OC)CC(C=2C=CC(O)=CC=2)=N1 AIXMJTYHQHQJLU-UHFFFAOYSA-N 0.000 description 2
239000012467 final product Substances 0.000 description 2
239000011121 hardwood Substances 0.000 description 2
WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
238000009533 lab test Methods 0.000 description 2
230000002787 reinforcement Effects 0.000 description 2
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
ZBMRKNMTMPPMMK-UHFFFAOYSA-N 2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid;azane Chemical compound [NH4+].CP(O)(=O)CCC(N)C([O-])=O ZBMRKNMTMPPMMK-UHFFFAOYSA-N 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
230000009102 absorption Effects 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000002411 adverse Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
229940077731 carbohydrate nutrients Drugs 0.000 description 1
150000001720 carbohydrates Chemical class 0.000 description 1
235000014633 carbohydrates Nutrition 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000003638 chemical reducing agent Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000010411 cooking Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
229910052736 halogen Inorganic materials 0.000 description 1
150000002367 halogens Chemical class 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000007689 inspection Methods 0.000 description 1
150000002896 organic halogen compounds Chemical class 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
229920000136 polysorbate Polymers 0.000 description 1
238000002203 pretreatment Methods 0.000 description 1
238000004537 pulping Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
239000004291 sulphur dioxide Substances 0.000 description 1
235000010269 sulphur dioxide Nutrition 0.000 description 1
238000005406 washing 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
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
- 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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
- D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
- 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

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Chemical Or Physical Treatment Of Fibers (AREA)
Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

CA002074715A 1990-01-31 1991-01-24 Process for bleaching of ligno-cellulosic material Expired - Lifetime CA2074715C (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
SE9000340-1		1990-01-31
SE9000340A SE9000340L (sv)	1990-01-31	1990-01-31	Foerfarande vid blekning av lignocellulosahaltigt material
PCT/SE1991/000051 WO1991011554A1 (en)	1990-01-31	1991-01-24	Process for bleaching of ligno-cellulosic material

Publications (2)

Publication Number	Publication Date
CA2074715A1 CA2074715A1 (en)	1991-08-01
CA2074715C true CA2074715C (en)	2000-09-05

Family

ID=20378411

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002074715A Expired - Lifetime CA2074715C (en)	1990-01-31	1991-01-24	Process for bleaching of ligno-cellulosic material

Country Status (12)

Country	Link
EP (1)	EP0500813B1 (sv)
JP (1)	JPH0672385B2 (sv)
AT (1)	ATE115208T1 (sv)
AU (1)	AU7235691A (sv)
BR (1)	BR9105959A (sv)
CA (1)	CA2074715C (sv)
ES (1)	ES2065007T3 (sv)
FI (1)	FI923420A7 (sv)
NO (1)	NO301177B1 (sv)
PT (1)	PT96630B (sv)
SE (1)	SE9000340L (sv)
WO (1)	WO1991011554A1 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3275271B2 (ja)	1992-09-14	2002-04-15	三菱瓦斯化学株式会社	化学パルプの漂白方法
SE502706E (sv)	1994-04-05	1999-09-27	Mo Och Domsjoe Ab	Framställnng av blekt cellulosamassa genom blekning med klordioxid och behandling av komplexbildare i samma steg
SE514697C2 (sv)	1994-08-31	2001-04-02	Valmet Fibertech Ab	Eliminering av metalljoner vid blekning av massa
BR9901291B1 (pt)	1999-04-27	2011-11-01		processo para branqueamento de polpas quìmicas de baixa consistência.
WO2000075420A1 (en) *	1999-06-08	2000-12-14	Eastern Pulp And Paper Corporation	Bleaching pulp with high-pressure o¿2?
RU2173741C1 (ru) *	2001-02-22	2001-09-20	Открытое акционерное общество "Котласский целлюлозно-бумажный комбинат"	Способ отбелки сульфатной целлюлозы
WO2002099186A1 (en) *	2001-06-06	2002-12-12	Kvaerner Pulping Ab	Reduction of organically bound chlorine formed in chlorine dioxide bleaching
US8920603B2 (en)	2006-10-11	2014-12-30	Akzo Nobel N.V.	Bleaching of pulp
US20090000751A1 (en) *	2007-06-29	2009-01-01	Caifang Yin	Bleaching process with at least one extraction stage
RU2347864C1 (ru) *	2007-07-03	2009-02-27	Государственное образовательное учреждение высшего профессионального образования "Пермский государственный технический университет"	Способ отбелки лиственной сульфатной целлюлозы
RU2445415C1 (ru) *	2010-11-18	2012-03-20	Государственное образовательное учреждение высшего профессионального образования "Пермский государственный технический университет"	Способ отбелки сульфатной целлюлозы
SE1650050A1 (sv) *	2016-01-18	2017-04-25	Valmet Oy	Chlorine dioxide stage for controlling viscosity in dissolving pulps
FR3062138B1 (fr) *	2017-01-23	2019-06-07	Centre Technique De L'industrie Des Papiers, Cartons Et Celluloses	Procede de blanchiment d'une pate a papier

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1100709A (en) *	1965-06-25	1968-01-24	Pulp Paper Res Inst	Two-stage purification of fibrous cellulose material
US3720577A (en) *	1970-05-25	1973-03-13	Int Paper Co	Chlorine dioxide-peracetic acid-chlorine dioxide pulp bleaching sequence
CA1056558A (en) *	1974-06-11	1979-06-19	Canadian Industries Limited	Strenghtening of mechanical pulp by chemical treatment
JPS5249305A (en) *	1975-10-16	1977-04-20	Mitsubishi Gas Chemical Co	Finishing process for pulp bleached with oxygen
JPS5328523A (en) *	1976-08-30	1978-03-16	Hitachi Metals Ltd	Method of horizontally continuously casting roll and roller
SE7613827L (sv) *	1976-12-09	1978-06-10	Sca Development Ab	Sett att behandla lignocellulosahaltigt material.
FR2416297A1 (fr) *	1978-01-31	1979-08-31	Europeen Cellulose	Procede anti-polluant de blanchiment de pate a papier
US4568420B1 (en) *	1984-12-03	1999-03-02	Int Paper Co	Multi-stage bleaching process including an enhanced oxidative extraction stage
JPH01168985A (ja) *	1987-12-22	1989-07-04	Oji Paper Co Ltd	リグノセルロース物質の漂白方法
JP5328523B2 (ja)	2009-06-30	2013-10-30	キヤノン株式会社	シート搬送装置および画像形成装置

1990
- 1990-01-31 SE SE9000340A patent/SE9000340L/sv not_active Application Discontinuation
1991
- 1991-01-24 ES ES91903930T patent/ES2065007T3/es not_active Expired - Lifetime
- 1991-01-24 EP EP91903930A patent/EP0500813B1/en not_active Revoked
- 1991-01-24 AU AU72356/91A patent/AU7235691A/en not_active Abandoned
- 1991-01-24 JP JP3504027A patent/JPH0672385B2/ja not_active Expired - Fee Related
- 1991-01-24 FI FI923420A patent/FI923420A7/sv unknown
- 1991-01-24 BR BR919105959A patent/BR9105959A/pt not_active IP Right Cessation
- 1991-01-24 CA CA002074715A patent/CA2074715C/en not_active Expired - Lifetime
- 1991-01-24 AT AT91903930T patent/ATE115208T1/de not_active IP Right Cessation
- 1991-01-24 WO PCT/SE1991/000051 patent/WO1991011554A1/en not_active Ceased
- 1991-01-31 PT PT96630A patent/PT96630B/pt not_active IP Right Cessation
1992
- 1992-07-29 NO NO922995A patent/NO301177B1/no unknown

Also Published As

Publication number	Publication date
PT96630B (pt)	2001-05-31
FI923420A0 (fi)	1992-07-29
EP0500813A1 (en)	1992-09-02
NO922995L (no)	1992-09-15
SE9000340D0 (sv)	1990-01-31
FI923420L (fi)	1992-07-29
ES2065007T3 (es)	1995-02-01
EP0500813B1 (en)	1994-12-07
NO301177B1 (no)	1997-09-22
ATE115208T1 (de)	1994-12-15
SE9000340L (sv)	1991-08-01
NO922995D0 (no)	1992-07-29
CA2074715A1 (en)	1991-08-01
WO1991011554A1 (en)	1991-08-08
BR9105959A (pt)	1992-10-13
JPH0672385B2 (ja)	1994-09-14
FI923420A7 (sv)	1992-07-29
AU7235691A (en)	1991-08-21
PT96630A (pt)	1991-10-15
JPH04507118A (ja)	1992-12-10

Publication	Publication Date	Title
CA2067295C (en)	1996-07-23	Process for bleaching of lignocellulose-containing material
CA2067296C (en)	1997-03-04	Process for bleaching of lignocellulose-containing pulp
CA2017807C (en)	1995-12-19	Process for bleaching lignocellulose-containing pulps
EP0670928B1 (en)	1996-12-27	Process for delignification of lignocellulose-containing pulp
US6398908B1 (en)	2002-06-04	Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
CA2074715C (en)	2000-09-05	Process for bleaching of ligno-cellulosic material
US6258208B1 (en)	2001-07-10	Method for complex treatment of pulp in conjunction with a chlorine dioxide stage
EP0456626A1 (en)	1991-11-13	Process for bleaching of lignocellulose-containing material
FI105213B (sv)	2000-06-30	Förfarande för framställning av blekt massa från lignocellulosamaterial
EP0519061B1 (en)	1995-08-30	Split alkali addition for high consistency oxygen delignification
AU2003216028B2 (en)	2006-03-16	Process for bleaching lignocellulose-containing non-wood pulp
EP0789798B1 (en)	1998-06-24	Process for delignification and bleaching of chemical wood pulps
US20030168190A1 (en)	2003-09-11	Method for controlling the delignfication and bleaching of a pulp suspension
CA2150810A1 (en)	1994-09-15	Process for bleaching pulp
EP0515362B1 (en)	1994-05-11	Bleaching of lignocellulosic material with dioxiranes
US6325892B1 (en)	2001-12-04	Method of delignifying sulphite pulp with oxygen and borohydride
US5645688A (en)	1997-07-08	Bleaching compositions and processes employing sulfamates and polyaminocarboxylic acids
US20030024664A1 (en)	2003-02-06	Eop & Ep process for bleaching of chemical pulp
CA2258443A1 (en)	1999-07-22	Pulp bleaching process including final stage brightening step with salt of peroxymonosulfuric acid
CA2139246A1 (en)	1992-10-31	Process for bleaching of lignocellulose-containing pulp
US20070051483A1 (en)	2007-03-08	Process for Bleaching Kraft Pulp

Legal Events

Date	Code	Title	Description
1992-07-24	EEER	Examination request
2011-01-24	MKLA	Lapsed
2012-12-02	MKEC	Expiry (correction)	Effective date: 20121202