PT1040222E - Branqueamento de pasta química com perácido - Google Patents
Branqueamento de pasta química com perácido Download PDFInfo
- Publication number
- PT1040222E PT1040222E PT98961279T PT98961279T PT1040222E PT 1040222 E PT1040222 E PT 1040222E PT 98961279 T PT98961279 T PT 98961279T PT 98961279 T PT98961279 T PT 98961279T PT 1040222 E PT1040222 E PT 1040222E
- Authority
- PT
- Portugal
- Prior art keywords
- bleaching
- pulp
- peracid
- post
- chemical pulp
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/32—Bleaching agents
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI974575A FI112958B (fi) | 1997-12-19 | 1997-12-19 | Menetelmä kemiallisen massan valkaisemiseksi sekä valkaisuliuoksen käyttö |
Publications (1)
Publication Number | Publication Date |
---|---|
PT1040222E true PT1040222E (pt) | 2008-05-05 |
Family
ID=8550176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT98961279T PT1040222E (pt) | 1997-12-19 | 1998-12-18 | Branqueamento de pasta química com perácido |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP1040222B1 (pt) |
JP (1) | JP4499280B2 (pt) |
AT (1) | ATE385526T1 (pt) |
AU (1) | AU1674399A (pt) |
BR (1) | BR9813747B1 (pt) |
CA (1) | CA2315063C (pt) |
DE (1) | DE69839097T2 (pt) |
ES (1) | ES2302362T3 (pt) |
FI (1) | FI112958B (pt) |
PT (1) | PT1040222E (pt) |
WO (1) | WO1999032710A1 (pt) |
Families Citing this family (60)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI117392B (fi) * | 1999-03-02 | 2006-09-29 | Kemira Oyj | Monivaiheinen valkaisumenetelmä kemiallisen selluloosamassan valkaisemiseksi |
JP3794254B2 (ja) * | 2000-02-28 | 2006-07-05 | 王子製紙株式会社 | 中性紙 |
FI111459B (fi) | 2001-04-04 | 2003-07-31 | Kemira Chemicals Oy | Menetelmä stabiilin peretikkahappotuotteen valmistamiseksi |
FI111745B (fi) | 2001-12-19 | 2003-09-15 | Kemira Chemicals Oy | Parannettu kartonginvalmistusmenetelmä |
DE10211292A1 (de) | 2002-03-14 | 2003-09-25 | Basf Ag | Verfahren zur Herstellung von gefälltem Calciumcarbonat mit hohem Weißgrad |
GB2391011A (en) * | 2002-07-19 | 2004-01-28 | Crosmill Ltd | Bleaching cellulose suspensions |
US7638016B2 (en) | 2005-02-19 | 2009-12-29 | International Paper Company | Method for treating kraft pulp with optical brighteners after chlorine bleaching to increase brightness |
BRPI0607171A2 (pt) * | 2005-02-19 | 2009-08-11 | Int Paper Co | método para fazer polpa e/ou um substrato de papel, polpa, polpa ou substrato de papel e composição |
US7914646B2 (en) | 2006-07-21 | 2011-03-29 | Nalco Company | Compositions and processes for paper production |
JP4956991B2 (ja) * | 2005-12-22 | 2012-06-20 | 三菱瓦斯化学株式会社 | 化学パルプの製造方法 |
JP4967451B2 (ja) | 2006-05-17 | 2012-07-04 | 三菱瓦斯化学株式会社 | 漂白パルプの製造方法 |
CA2709526C (en) | 2007-12-20 | 2016-02-02 | Mitsubishi Gas Chemical Company Inc. | Process for production of bleached pulp |
US7960528B1 (en) | 2009-12-07 | 2011-06-14 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved peracid stability |
US7932072B1 (en) | 2009-12-07 | 2011-04-26 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved peracid stability |
US7927854B1 (en) | 2009-12-07 | 2011-04-19 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved peracid stability |
US7910347B1 (en) | 2009-12-07 | 2011-03-22 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved peracid stability |
US7923233B1 (en) | 2009-12-07 | 2011-04-12 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved peracid stability |
US8450091B2 (en) | 2010-03-26 | 2013-05-28 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved specific activity |
WO2011119706A1 (en) | 2010-03-26 | 2011-09-29 | E.I. Dupont De Nemours And Company | Perhydrolase providing improved specific activity |
WO2011119708A1 (en) | 2010-03-26 | 2011-09-29 | E.I. Dupont De Nemours And Company | Perhydrolase providing improved specific activity |
US8206964B2 (en) | 2010-03-26 | 2012-06-26 | E. I. Du Pont De Nemours And Company | Perhydrolase providing improved specific activity |
US8586339B2 (en) | 2010-03-26 | 2013-11-19 | E. I. Du Pont De Nemours And Company | Facilitated process for purification of proteins |
US8389255B2 (en) | 2010-03-26 | 2013-03-05 | E.I. De Pont De Nemours And Company | Perhydrolase providing improved specific activity |
WO2012087966A2 (en) | 2010-12-20 | 2012-06-28 | E. I. Du Pont De Nemours And Company | Targeted perhydrolases |
WO2012087786A1 (en) | 2010-12-21 | 2012-06-28 | E.I. Dupont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8399234B2 (en) | 2010-12-21 | 2013-03-19 | E.I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
WO2012087785A1 (en) | 2010-12-21 | 2012-06-28 | E.I. Dupont De Nemours And Company | Perhydrolase variant providing improved specific activity |
WO2012087793A1 (en) | 2010-12-21 | 2012-06-28 | E.I. Dupont De Nemours And Company | Perhydrolase variant providing improved specific activity |
WO2012087790A1 (en) | 2010-12-21 | 2012-06-28 | E.I. Dupont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8394616B2 (en) | 2010-12-21 | 2013-03-12 | E.I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
WO2012087787A1 (en) | 2010-12-21 | 2012-06-28 | E.I. Dupont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8389257B2 (en) | 2010-12-21 | 2013-03-05 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US9551076B2 (en) | 2011-05-31 | 2017-01-24 | Clean Chemistry, Inc. | Electrochemical reactor and process |
US8546119B2 (en) | 2011-10-25 | 2013-10-01 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8557556B2 (en) | 2011-10-25 | 2013-10-15 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8546120B2 (en) | 2011-10-25 | 2013-10-01 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8809030B2 (en) | 2011-10-25 | 2014-08-19 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8735125B2 (en) | 2011-10-25 | 2014-05-27 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8956843B2 (en) | 2011-10-25 | 2015-02-17 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
WO2013062885A1 (en) | 2011-10-25 | 2013-05-02 | E.I. Dupont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8486679B2 (en) | 2011-10-25 | 2013-07-16 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
US8962294B2 (en) | 2011-10-25 | 2015-02-24 | E. I. Du Pont De Nemours And Company | Perhydrolase variant providing improved specific activity |
WO2013096045A1 (en) | 2011-12-19 | 2013-06-27 | E. I. Du Pont De Nemours And Company | Perhydrolase variants providing improved specific activity in the presence of surfactant |
CN104350154B (zh) | 2012-03-30 | 2020-12-29 | 纳幕尔杜邦公司 | 对于过酸的生产有用的酶 |
BR112014024207B1 (pt) | 2012-03-30 | 2022-04-05 | E.I. Du Pont De Nemours And Company | Processo para a produção de um ácido peroxicarboxílico, composição e sistema de geração e fornecimento de perácido |
CA2867998C (en) | 2012-03-30 | 2021-05-04 | E. I. Du Pont De Nemours And Company | Enzymes useful for peracid production |
EP2831252B1 (en) | 2012-03-30 | 2021-11-24 | DuPont US Holding, LLC | Enzymes useful for peracid production |
CA2867939C (en) | 2012-03-30 | 2022-01-04 | E. I. Du Pont De Nemours And Company | Enzymes useful for peracid production |
CA2900460C (en) | 2012-09-07 | 2021-08-31 | Clean Chemistry, Llc | Systems and methods for generation of reactive oxygen species and applications thereof |
FR2997069B1 (fr) * | 2012-10-18 | 2014-12-26 | Nicolas Saverino | Procede de fabrication d'une barquette coloree |
WO2016037149A1 (en) | 2014-09-04 | 2016-03-10 | Clean Chemistry, Inc. | Method of water treatment utilizing a peracetate oxidant solution |
WO2016154531A1 (en) | 2015-03-26 | 2016-09-29 | Clean Chemistry, Inc. | Systems and methods of reducing a bacteria population in high hydrogen sulfide water |
FI127444B (en) * | 2015-05-27 | 2018-06-15 | Kemira Oyj | A method for reducing the viscosity of a pulp in the manufacture of soluble cellulose |
WO2017055504A1 (en) * | 2015-09-30 | 2017-04-06 | Imerys Minerals Limited | Methods for bleaching aqueous pulps and compositions for use in these methods |
US10883224B2 (en) | 2015-12-07 | 2021-01-05 | Clean Chemistry, Inc. | Methods of pulp fiber treatment |
CA3007778C (en) | 2015-12-07 | 2023-09-26 | Clean Chemistry, Inc. | Methods of microbial control |
FI127996B (en) * | 2016-07-01 | 2019-07-15 | Kemira Oyj | Process for treating cellulose |
US11136714B2 (en) | 2016-07-25 | 2021-10-05 | Clean Chemistry, Inc. | Methods of optical brightening agent removal |
US11311012B1 (en) | 2017-09-07 | 2022-04-26 | Clean Chemistry, Inc. | Bacterial control in fermentation systems |
US11001864B1 (en) | 2017-09-07 | 2021-05-11 | Clean Chemistry, Inc. | Bacterial control in fermentation systems |
Family Cites Families (11)
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 |
JPH01148891A (ja) * | 1987-12-04 | 1989-06-12 | Nippon Shokubai Kagaku Kogyo Co Ltd | 木材パルプの漂白方法 |
FI90795C (fi) * | 1990-06-07 | 1994-11-22 | Ahlstroem Oy | Tuotantolaitos aines- tai tavaravirtojen käsittelemiseksi, erityisesti sellutehdas |
BE1006057A3 (fr) * | 1992-07-06 | 1994-05-03 | Solvay Interox | Procede pour la delignification d'une pate a papier chimique. |
BE1007651A3 (fr) * | 1993-10-22 | 1995-09-05 | Solvay Interox | Procede pour le blanchiment d'une pate a papier chimique. |
CA2163389A1 (en) * | 1994-11-23 | 1996-05-24 | Malcolm Cronlund | Chlorine-free organosolv pulps |
CN1074073C (zh) * | 1994-12-28 | 2001-10-31 | 矿业技术有限公司 | 提高填料纸亮度的方法和所得改进纸 |
SE506480C2 (sv) * | 1995-06-29 | 1997-12-22 | Sca Graphic Res Ab | Blekning av lignocellulosahaltigt fibermaterial med ozon och persyra i ett kombinationssteg |
JP3698178B2 (ja) * | 1995-09-22 | 2005-09-21 | 三菱瓦斯化学株式会社 | 製紙用化学パルプの漂白方法 |
EP0801170A1 (fr) * | 1996-04-12 | 1997-10-15 | Chemoxal Sa | Procédé pour la délignification et/ou le blanchiment d'une pâte à papier |
FI964715A (fi) * | 1996-11-26 | 1998-05-27 | Keskuslaboratorio | Menetelmä selluloosamassan valkaisemiseksi |
-
1997
- 1997-12-19 FI FI974575A patent/FI112958B/fi not_active IP Right Cessation
-
1998
- 1998-12-18 AT AT98961279T patent/ATE385526T1/de active
- 1998-12-18 ES ES98961279T patent/ES2302362T3/es not_active Expired - Lifetime
- 1998-12-18 EP EP98961279A patent/EP1040222B1/en not_active Expired - Lifetime
- 1998-12-18 AU AU16743/99A patent/AU1674399A/en not_active Abandoned
- 1998-12-18 CA CA002315063A patent/CA2315063C/en not_active Expired - Fee Related
- 1998-12-18 PT PT98961279T patent/PT1040222E/pt unknown
- 1998-12-18 WO PCT/FI1998/000993 patent/WO1999032710A1/en active IP Right Grant
- 1998-12-18 JP JP2000525621A patent/JP4499280B2/ja not_active Expired - Lifetime
- 1998-12-18 DE DE69839097T patent/DE69839097T2/de not_active Expired - Lifetime
- 1998-12-18 BR BRPI9813747-6A patent/BR9813747B1/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR9813747B1 (pt) | 2009-01-13 |
JP4499280B2 (ja) | 2010-07-07 |
CA2315063A1 (en) | 1999-07-01 |
BR9813747A (pt) | 2000-10-17 |
WO1999032710A1 (en) | 1999-07-01 |
EP1040222B1 (en) | 2008-02-06 |
FI112958B (fi) | 2004-02-13 |
DE69839097D1 (de) | 2008-03-20 |
AU1674399A (en) | 1999-07-12 |
FI974575A0 (fi) | 1997-12-19 |
CA2315063C (en) | 2008-11-18 |
ES2302362T3 (es) | 2008-07-01 |
FI974575A (fi) | 1999-06-20 |
EP1040222A1 (en) | 2000-10-04 |
DE69839097T2 (de) | 2009-01-29 |
ATE385526T1 (de) | 2008-02-15 |
JP2001527168A (ja) | 2001-12-25 |
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