CA2067296C - Procede de blanchiment de pate contenant de la lignocellulose - Google Patents
Procede de blanchiment de pate contenant de la lignocelluloseInfo
- Publication number
- CA2067296C CA2067296C CA002067296A CA2067296A CA2067296C CA 2067296 C CA2067296 C CA 2067296C CA 002067296 A CA002067296 A CA 002067296A CA 2067296 A CA2067296 A CA 2067296A CA 2067296 C CA2067296 C CA 2067296C
- Authority
- CA
- Canada
- Prior art keywords
- pulp
- process according
- magnesium
- bleaching
- compound
- 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 - Fee Related
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
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- 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
-
- 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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
Landscapes
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Noodles (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Materials For Medical Uses (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Stringed Musical Instruments (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002139246A CA2139246A1 (fr) | 1991-04-30 | 1992-04-27 | Procede de blanchiment de pate renfermant de la lignocellulose |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9101301A SE470065C (sv) | 1991-04-30 | 1991-04-30 | Behandling av kemisk massa med en syra och därefter en magnesium- och kalciumförening vid klorfri blekning |
SE9101301-1 | 1991-04-30 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002139246A Division CA2139246A1 (fr) | 1991-04-30 | 1992-04-27 | Procede de blanchiment de pate renfermant de la lignocellulose |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2067296A1 CA2067296A1 (fr) | 1992-10-31 |
CA2067296C true CA2067296C (fr) | 1997-03-04 |
Family
ID=20382601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002067296A Expired - Fee Related CA2067296C (fr) | 1991-04-30 | 1992-04-27 | Procede de blanchiment de pate contenant de la lignocellulose |
Country Status (14)
Country | Link |
---|---|
EP (2) | EP0511695B2 (fr) |
JP (1) | JP2592747B2 (fr) |
AT (2) | ATE173518T1 (fr) |
BR (1) | BR9201554A (fr) |
CA (1) | CA2067296C (fr) |
DE (2) | DE69227640T2 (fr) |
ES (1) | ES2091395T3 (fr) |
FI (1) | FI111964B (fr) |
MX (1) | MX9201966A (fr) |
NO (1) | NO180495C (fr) |
NZ (1) | NZ242465A (fr) |
RU (1) | RU2039141C1 (fr) |
SE (1) | SE470065C (fr) |
ZA (1) | ZA923073B (fr) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI89516B (fi) | 1989-05-10 | 1993-06-30 | Ahlstroem Oy | Foerfarande foer blekning av cellulosamassa med otson |
US6398908B1 (en) | 1991-04-30 | 2002-06-04 | Eka Nobel Ab | Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound |
SE500353C2 (sv) * | 1992-10-26 | 1994-06-06 | Sca Wifsta Oestrand Ab | Peroxidblekning av sulfatmassa med tillsats av magnesium före blekningen |
SE512137C2 (sv) * | 1992-10-29 | 2000-01-31 | Eka Chemicals Ab | Förfarande för blekning av lignocellulosahaltig massa |
SE9203366L (sv) * | 1992-11-11 | 1994-05-12 | Mo Och Domsjoe Ab | Förfarande vid delignifiering och/eller blekning av cellulosamassa |
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 |
EP0622491B2 (fr) * | 1993-04-20 | 2002-07-17 | Eka Chemicals AB | Procédé pour le blanchiment de pâte à papier contenant de la lignocellulose |
SE9301960L (sv) * | 1993-06-08 | 1994-07-25 | Kvaerner Pulping Tech | Blekning av kemisk massa med peroxid vid övertryck |
US6605181B1 (en) * | 1993-10-01 | 2003-08-12 | Kvaerner Pulping Aktiebolag | Peroxide bleach sequence including an acidic bleach stage and including a wash stage |
BE1007757A3 (fr) * | 1993-11-10 | 1995-10-17 | Solvay Interox | Procede pour le blanchiment d'une pate a papier chimique. |
US6776876B1 (en) | 1994-10-13 | 2004-08-17 | Andritz Oy | Method of treating cellulosic pulp to remove hexenuronic acid |
FI102301B1 (fi) * | 1994-10-13 | 1998-11-13 | Ahlstrom Machinery Oy | Menetelmä selluloosamassojen käsittelemiseksi |
DE19516151A1 (de) | 1995-05-03 | 1996-11-07 | Sven Siegle | Verfahren zur Herstellung einer Pulpe aus zellulosehaltigem Material, die Pulpe selbst und deren Verwendung |
FI105701B (fi) * | 1995-10-20 | 2000-09-29 | Ahlstrom Machinery Oy | Menetelmä ja laitteisto massan käsittelemiseksi |
JPH108092A (ja) * | 1996-06-21 | 1998-01-13 | Mitsubishi Paper Mills Ltd | 過酸化物漂白用安定化剤及びそれを用いた繊維系物質の漂白方法 |
BE1010679A3 (fr) * | 1996-10-11 | 1998-11-03 | Solvay Interox | Procede de delignification et de blanchiment de pate a papier chimique. |
ID23571A (id) * | 1997-08-25 | 2000-05-04 | Praxair Technology Inc | Metoda penerapan ozon dalam pemutihan ecf |
JP2002266272A (ja) * | 2001-03-12 | 2002-09-18 | Nippon Paper Industries Co Ltd | セルロース質繊維材料パルプの漂白方法 |
US6743332B2 (en) * | 2001-05-16 | 2004-06-01 | Weyerhaeuser Company | High temperature peroxide bleaching of mechanical pulps |
KR100547491B1 (ko) * | 2005-04-27 | 2006-01-31 | 이권혁 | 대나무를 이용하여 생산하는 섬유용 펄프의 제조방법 및 그 펄프 |
US9511167B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Modified cellulose from chemical kraft fiber and methods of making and using the same |
WO2010138941A2 (fr) | 2009-05-28 | 2010-12-02 | Gp Cellulose Gmbh | Cellulose modifiée à base de fibres kraft chimiques et procédés de fabrication et d'utilisation de celle-ci |
US9512563B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Surface treated modified cellulose from chemical kraft fiber and methods of making and using same |
US9512237B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Method for inhibiting the growth of microbes with a modified cellulose fiber |
PL2714987T3 (pl) | 2011-05-23 | 2015-12-31 | Gp Cellulose Gmbh | Wykonane z drewna drzew iglastych włókno typu kraft o lepszej białości i jasności oraz sposoby jego wytwarzania i wykorzystywania |
CN104302831A (zh) | 2012-01-12 | 2015-01-21 | Gp纤维素股份有限公司 | 具有降低的黄变特性的低粘性牛皮纸纤维及其制造和使用方法 |
RU2017128939A (ru) | 2012-04-18 | 2019-02-04 | ДжиПи СЕЛЛЬЮЛОУС ГМБХ | Использование поверхностно-активного вещества для обработки пульпы и улучшение введения крафт-пульпы в волокно для получения вискозы и других вторичных волокнистых продуктов |
RU2588625C1 (ru) * | 2012-09-27 | 2016-07-10 | Андритц Инк. | Химическая обработка материала из пучков лигноцеллюлозных волокон и соответствующие способы и системы |
AU2014213691B2 (en) | 2013-02-08 | 2017-03-16 | Gp Cellulose Gmbh | Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products |
BR112015019882A2 (pt) | 2013-03-14 | 2017-07-18 | Gp Cellulose Gmbh | fibra kraft clareada oxidada e métodos para fazer polpa kraft e fibra kraft de madeira macia e para clarear polpa kraft de celulose em sequência de branqueamento de multi-estágios |
US9951470B2 (en) | 2013-03-15 | 2018-04-24 | Gp Cellulose Gmbh | Low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same |
US20180155871A1 (en) * | 2015-09-30 | 2018-06-07 | Imerys Minerals Limited | Methods for bleaching aqueous pulps and compositions for use in these methods |
EP3541849B1 (fr) | 2016-11-16 | 2023-11-15 | GP Cellulose GmbH | Cellulose modifiée à base de fibre chimique et methodes de fabrication et d'utilisation |
WO2021209586A1 (fr) * | 2020-04-16 | 2021-10-21 | Bim Kemi Ab | Procédé de délignification |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3507744A (en) * | 1966-04-01 | 1970-04-21 | Kimberly Clark Co | Wood pulp bleaching process utilizing peroxide pyrophosphate high concentration compositions |
SE335053B (fr) * | 1969-05-13 | 1971-05-10 | Mo Och Domsjoe Ab | |
DE2742262C2 (de) * | 1977-09-20 | 1982-06-09 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung eines mittel- bis hochviskosen Nadelholz-Sulfitzellstoffs |
FR2520397A1 (fr) * | 1982-01-28 | 1983-07-29 | Centre Tech Ind Papier | Procede pour le traitement de pates papetieres chimiques |
FR2557605B1 (fr) * | 1983-12-29 | 1987-12-11 | Atochem | Procede de blanchiment de pates papetieres par le peroxyde d'hydrogene |
JPH0364589A (ja) * | 1989-07-28 | 1991-03-19 | Mitsubishi Gas Chem Co Inc | 化学パルプの漂白方法 |
-
1991
- 1991-04-30 SE SE9101301A patent/SE470065C/sv not_active IP Right Cessation
-
1992
- 1992-04-08 AT AT94203640T patent/ATE173518T1/de not_active IP Right Cessation
- 1992-04-08 ES ES92201005T patent/ES2091395T3/es not_active Expired - Lifetime
- 1992-04-08 DE DE69227640T patent/DE69227640T2/de not_active Expired - Fee Related
- 1992-04-08 DE DE69213080T patent/DE69213080D1/de not_active Expired - Lifetime
- 1992-04-08 EP EP92201005A patent/EP0511695B2/fr not_active Expired - Lifetime
- 1992-04-08 EP EP94203640A patent/EP0679760B1/fr not_active Expired - Lifetime
- 1992-04-08 AT AT92201005T patent/ATE141971T1/de not_active IP Right Cessation
- 1992-04-23 NZ NZ242465A patent/NZ242465A/en unknown
- 1992-04-27 CA CA002067296A patent/CA2067296C/fr not_active Expired - Fee Related
- 1992-04-27 FI FI921886A patent/FI111964B/fi active
- 1992-04-28 MX MX9201966A patent/MX9201966A/es unknown
- 1992-04-28 BR BR929201554A patent/BR9201554A/pt not_active IP Right Cessation
- 1992-04-28 JP JP4134325A patent/JP2592747B2/ja not_active Expired - Fee Related
- 1992-04-28 ZA ZA923073A patent/ZA923073B/xx unknown
- 1992-04-29 RU SU925011770A patent/RU2039141C1/ru not_active IP Right Cessation
- 1992-04-29 NO NO19921671A patent/NO180495C/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU651192B2 (en) | 1994-07-14 |
EP0511695B1 (fr) | 1996-08-28 |
NZ242465A (en) | 1993-12-23 |
MX9201966A (es) | 1992-11-01 |
ATE141971T1 (de) | 1996-09-15 |
DE69213080D1 (de) | 1996-10-02 |
NO921671L (no) | 1992-11-02 |
DE69227640T2 (de) | 1999-05-06 |
NO180495B (no) | 1997-01-20 |
SE470065C (sv) | 1996-01-15 |
JP2592747B2 (ja) | 1997-03-19 |
ZA923073B (en) | 1992-12-30 |
EP0679760B1 (fr) | 1998-11-18 |
BR9201554A (pt) | 1992-12-01 |
FI111964B (fi) | 2003-10-15 |
JPH05148784A (ja) | 1993-06-15 |
RU2039141C1 (ru) | 1995-07-09 |
NO921671D0 (no) | 1992-04-29 |
ES2091395T3 (es) | 1996-11-01 |
AU1514992A (en) | 1993-03-11 |
DE69227640D1 (de) | 1998-12-24 |
FI921886A0 (fi) | 1992-04-27 |
SE9101301L (sv) | 1992-10-31 |
ATE173518T1 (de) | 1998-12-15 |
CA2067296A1 (fr) | 1992-10-31 |
SE470065B (sv) | 1993-11-01 |
SE9101301D0 (sv) | 1991-04-30 |
FI921886A (fi) | 1992-10-31 |
NO180495C (no) | 2003-06-06 |
EP0511695A1 (fr) | 1992-11-04 |
EP0679760A1 (fr) | 1995-11-02 |
EP0511695B2 (fr) | 2004-06-02 |
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CA2067296C (fr) | Procede de blanchiment de pate contenant de la lignocellulose | |
US6398908B1 (en) | Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound | |
CA2067295C (fr) | Procede de blanchiment de matiere contenant de la lignocellulose | |
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EP0789798B1 (fr) | Procede de delignification et de blanchiment de cellulose chimique | |
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CZ132895A3 (en) | Bleaching process of pulp containing ligno-cellulose | |
JP3697335B2 (ja) | 化学パルプの酸性漂白白水による処理方法 | |
CA2139246A1 (fr) | Procede de blanchiment de pate renfermant de la lignocellulose | |
RU2097462C1 (ru) | Способ делигнификации и отбеливания лигноцеллюлозосодержащей пульпы | |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |