FI98841B - Menetelmä kemiallisen massan delignifioimiseksi - Google Patents
Menetelmä kemiallisen massan delignifioimiseksiInfo
- Publication number
- FI98841B FI98841B FI942969A FI942969A FI98841B FI 98841 B FI98841 B FI 98841B FI 942969 A FI942969 A FI 942969A FI 942969 A FI942969 A FI 942969A FI 98841 B FI98841 B FI 98841B
- Authority
- FI
- Finland
- Prior art keywords
- pulp
- pct
- transition metal
- activating
- treatment
- Prior art date
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
- D21C9/1026—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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Adhesives Or Adhesive Processes (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI942969A FI98841C (fi) | 1994-06-20 | 1994-06-20 | Menetelmä kemiallisen massan delignifioimiseksi |
US08/750,659 US6165318A (en) | 1994-06-20 | 1995-06-19 | Delignification of chemical pulp with peroxide in the presence of a silicomolybdenic acid compound |
PCT/FI1995/000352 WO1995035407A1 (en) | 1994-06-20 | 1995-06-19 | Delignification of chemical pulp with peroxide in the presence of a transition metal |
PT95922548T PT766761E (pt) | 1994-06-20 | 1995-06-19 | Deslignificacao de uma pasta quimica com peroxido em presenca de um metal de transicao |
BR9508365A BR9508365A (pt) | 1994-06-20 | 1995-06-19 | Processo para a deslignificação de uma polpa quimica |
ES95922548T ES2171541T3 (es) | 1994-06-20 | 1995-06-19 | Deslignificacion de una pasta quimica con un peroxido en presencia de un metal de transicion. |
AT95922548T ATE212391T1 (de) | 1994-06-20 | 1995-06-19 | Delignifizierung von zellstoff mit peroxid in gegenwart einer übertragungsmetallverbindung |
DE69525156T DE69525156T2 (de) | 1994-06-20 | 1995-06-19 | Delignifizierung von zellstoff mit peroxid in gegenwart einer übertragungsmetallverbindung |
CA002193204A CA2193204C (en) | 1994-06-20 | 1995-06-19 | Delignification of chemical pulp with peroxide in the presence of a transition metal |
JP50170296A JP3772991B2 (ja) | 1994-06-20 | 1995-06-19 | 遷移金属存在下での過酸化物によるケミカルパルプの脱リグニン |
AU27399/95A AU2739995A (en) | 1994-06-20 | 1995-06-19 | Delignification of chemical pulp with peroxide in the presence of a transition metal |
EP95922548A EP0766761B1 (en) | 1994-06-20 | 1995-06-19 | Delignification of chemical pulp with peroxide in the presence of a transition metal |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI942969 | 1994-06-20 | ||
FI942969A FI98841C (fi) | 1994-06-20 | 1994-06-20 | Menetelmä kemiallisen massan delignifioimiseksi |
Publications (4)
Publication Number | Publication Date |
---|---|
FI942969A0 FI942969A0 (fi) | 1994-06-20 |
FI942969A FI942969A (fi) | 1995-12-21 |
FI98841B true FI98841B (fi) | 1997-05-15 |
FI98841C FI98841C (fi) | 1997-08-25 |
Family
ID=8540967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI942969A FI98841C (fi) | 1994-06-20 | 1994-06-20 | Menetelmä kemiallisen massan delignifioimiseksi |
Country Status (12)
Country | Link |
---|---|
US (1) | US6165318A (fi) |
EP (1) | EP0766761B1 (fi) |
JP (1) | JP3772991B2 (fi) |
AT (1) | ATE212391T1 (fi) |
AU (1) | AU2739995A (fi) |
BR (1) | BR9508365A (fi) |
CA (1) | CA2193204C (fi) |
DE (1) | DE69525156T2 (fi) |
ES (1) | ES2171541T3 (fi) |
FI (1) | FI98841C (fi) |
PT (1) | PT766761E (fi) |
WO (1) | WO1995035407A1 (fi) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6468472B1 (en) * | 1999-09-16 | 2002-10-22 | Metrex Research Corporation | Cleaning and decontaminating dialyzers by per-compound solutions |
AU2002359585A1 (en) * | 2001-12-06 | 2003-06-23 | Kazem Eradat Oskoui | Method of extracting contaminants from solid matter |
AU2003209591A1 (en) * | 2002-02-22 | 2003-09-09 | Gilles Gervais | Process of treating lignocellulosic material to produce bio-ethanol |
EP2295554B1 (en) | 2003-12-03 | 2012-11-28 | Danisco US Inc. | Perhydrolase |
US7754460B2 (en) * | 2003-12-03 | 2010-07-13 | Danisco Us Inc. | Enzyme for the production of long chain peracid |
US8476052B2 (en) * | 2003-12-03 | 2013-07-02 | Danisco Us Inc. | Enzyme for the production of long chain peracid |
EP2286845B1 (en) | 2004-03-05 | 2016-11-16 | Gen-Probe Incorporated | Reagents and method for use in deactivating nucleic acids |
US7351764B2 (en) * | 2004-03-31 | 2008-04-01 | Nalco Company | Methods to enhance brightness of pulp and optimize use of bleaching chemicals |
PL2527531T3 (pl) * | 2005-05-02 | 2015-01-30 | Int Paper Co | Materiały lignocelulozowe i uzyskiwane z nich produkty |
US8268122B2 (en) | 2005-12-02 | 2012-09-18 | Akzo Nobel N.V. | Process of producing high-yield pulp |
EP1960517A2 (en) * | 2005-12-06 | 2008-08-27 | Genencor International, Inc. | Perhydrolase epitopes |
WO2007133263A2 (en) * | 2005-12-09 | 2007-11-22 | Genencor International, Inc. | Acyl transferase useful for decontamination |
CA2643265C (en) * | 2006-03-02 | 2014-07-29 | Genencor Division Danisco Us, Inc. | Surface active bleach and dynamic ph |
US20090325252A1 (en) * | 2008-06-27 | 2009-12-31 | Law Donald L | Process of treating cellulosic biomass material to produce ethanol |
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 |
RU2683654C2 (ru) | 2009-05-28 | 2019-04-01 | ДжиПи СЕЛЛЬЮЛОУС ГМБХ | Модифицированная целлюлоза из химического крафт-волокна и способы его изготовления и использования |
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 |
US9512237B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Method for inhibiting the growth of microbes with a modified cellulose fiber |
JP6521873B2 (ja) | 2013-03-15 | 2019-05-29 | ゲーペー ツェルローゼ ゲーエムベーハー | 増強されたカルボキシル含量を有する低粘度クラフト繊維ならびにその製造方法および使用方法 |
PT3066257T (pt) * | 2013-11-06 | 2019-06-04 | Evonik Degussa Gmbh | Método para a deslignificação e branqueamento de pasta de papel |
US9382283B2 (en) | 2014-08-01 | 2016-07-05 | American Science And Technology Corporation | Oxygen assisted organosolv process, system and method for delignification of lignocellulosic materials and lignin recovery |
US9950858B2 (en) | 2015-01-16 | 2018-04-24 | R.J. Reynolds Tobacco Company | Tobacco-derived cellulose material and products formed thereof |
US11154087B2 (en) | 2016-02-02 | 2021-10-26 | R.J. Reynolds Tobacco Company | Method for preparing flavorful compounds isolated from black liquor and products incorporating the flavorful compounds |
US10196778B2 (en) | 2017-03-20 | 2019-02-05 | R.J. Reynolds Tobacco Company | Tobacco-derived nanocellulose material |
CN107151931B (zh) * | 2017-06-30 | 2019-01-25 | 陕西科技大学 | 一种用杂多酸提高粘胶纤维用溶解浆反应性能的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2219504C2 (de) * | 1972-04-21 | 1974-10-03 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Mehrstufenbleiche von Zellstoffen mit erheblich reduziertem Chloreinsatz |
SE420430B (sv) * | 1978-02-17 | 1981-10-05 | Mo Och Domsjoe Ab | Forfarande for blekning och extraktion av lignocellulosahaltig material med peroxidhaltiga blekmedel |
US4410397A (en) * | 1978-04-07 | 1983-10-18 | International Paper Company | Delignification and bleaching process and solution for lignocellulosic pulp with peroxide in the presence of metal additives |
CA1129161A (en) * | 1978-04-07 | 1982-08-10 | Robert C. Eckert | Delignification and bleaching process and solution for lignocellulosic pulp with peroxide in the presence of metal additives |
US4427490A (en) * | 1978-04-07 | 1984-01-24 | International Paper Company | Delignification and bleaching process for lignocellulosic pulp with peroxide in the presence of metal additives |
DE3005947B1 (de) * | 1980-02-16 | 1981-01-29 | Degussa | Verfahren zur Bleiche von Zellstoffen mittels organischer Persaeure |
US4661205A (en) * | 1981-08-28 | 1987-04-28 | Scott Paper Company | Method of bleaching lignocellulosic material with peroxide catalyzed with a salt of a metal |
ATE97179T1 (de) * | 1989-06-06 | 1993-11-15 | Eka Nobel Ab | Verfahren zum bleichen von lignocellulose enthaltenden zellstoffen. |
ATE132926T1 (de) * | 1992-07-06 | 1996-01-15 | Solvay Interox | Verfahren zur delignifizierung von chemischen zellstoffen |
-
1994
- 1994-06-20 FI FI942969A patent/FI98841C/fi not_active IP Right Cessation
-
1995
- 1995-06-19 EP EP95922548A patent/EP0766761B1/en not_active Expired - Lifetime
- 1995-06-19 AU AU27399/95A patent/AU2739995A/en not_active Abandoned
- 1995-06-19 ES ES95922548T patent/ES2171541T3/es not_active Expired - Lifetime
- 1995-06-19 DE DE69525156T patent/DE69525156T2/de not_active Expired - Lifetime
- 1995-06-19 PT PT95922548T patent/PT766761E/pt unknown
- 1995-06-19 AT AT95922548T patent/ATE212391T1/de active
- 1995-06-19 CA CA002193204A patent/CA2193204C/en not_active Expired - Fee Related
- 1995-06-19 US US08/750,659 patent/US6165318A/en not_active Expired - Lifetime
- 1995-06-19 JP JP50170296A patent/JP3772991B2/ja not_active Expired - Fee Related
- 1995-06-19 BR BR9508365A patent/BR9508365A/pt not_active IP Right Cessation
- 1995-06-19 WO PCT/FI1995/000352 patent/WO1995035407A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
FI942969A0 (fi) | 1994-06-20 |
JPH10501587A (ja) | 1998-02-10 |
DE69525156T2 (de) | 2002-09-26 |
BR9508365A (pt) | 1997-10-28 |
WO1995035407A1 (en) | 1995-12-28 |
CA2193204A1 (en) | 1995-12-28 |
US6165318A (en) | 2000-12-26 |
FI942969A (fi) | 1995-12-21 |
EP0766761A1 (en) | 1997-04-09 |
DE69525156D1 (de) | 2002-03-14 |
ES2171541T3 (es) | 2002-09-16 |
PT766761E (pt) | 2002-05-31 |
ATE212391T1 (de) | 2002-02-15 |
EP0766761B1 (en) | 2002-01-23 |
FI98841C (fi) | 1997-08-25 |
JP3772991B2 (ja) | 2006-05-10 |
CA2193204C (en) | 2005-08-23 |
AU2739995A (en) | 1996-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MA | Patent expired |