PL1979533T3 - Sposób bielenia mechanicznej masy papierniczej - Google Patents
Sposób bielenia mechanicznej masy papierniczejInfo
- Publication number
- PL1979533T3 PL1979533T3 PL07704046.7T PL07704046T PL1979533T3 PL 1979533 T3 PL1979533 T3 PL 1979533T3 PL 07704046 T PL07704046 T PL 07704046T PL 1979533 T3 PL1979533 T3 PL 1979533T3
- Authority
- PL
- Poland
- Prior art keywords
- bleaching
- paper pulp
- mechanical paper
- mechanical
- pulp
- 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
- D21C9/1042—Use of chelating 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
- D21C9/1005—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
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06075155A EP1811080A1 (en) | 2006-01-24 | 2006-01-24 | Process for the bleaching of mechanical paper pulp |
Publications (1)
Publication Number | Publication Date |
---|---|
PL1979533T3 true PL1979533T3 (pl) | 2016-10-31 |
Family
ID=36568695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL07704046.7T PL1979533T3 (pl) | 2006-01-24 | 2007-01-22 | Sposób bielenia mechanicznej masy papierniczej |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100163193A1 (pl) |
EP (2) | EP1811080A1 (pl) |
CA (1) | CA2636355C (pl) |
PL (1) | PL1979533T3 (pl) |
WO (1) | WO2007085579A1 (pl) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7967948B2 (en) | 2006-06-02 | 2011-06-28 | International Paper Company | Process for non-chlorine oxidative bleaching of mechanical pulp in the presence of optical brightening agents |
US20100101743A1 (en) * | 2007-02-21 | 2010-04-29 | Solvay (Societe Anonyme) | Process for the bleaching of paper pulp |
GB0721587D0 (en) * | 2007-11-02 | 2007-12-12 | Innospec Ltd | Process for bleaching pulp |
WO2009154898A1 (en) | 2008-06-20 | 2009-12-23 | International Paper Company | Composition and recording sheet with improved optical properties |
GB0901207D0 (en) | 2009-01-26 | 2009-03-11 | Innospec Ltd | Chelating agents and methods relating thereto |
US20120061043A1 (en) * | 2009-05-29 | 2012-03-15 | Solvay Sa | Process for the bleaching of mechanical paper pulp |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4388148A (en) * | 1981-06-23 | 1983-06-14 | Nalco Chemical Company | Process for producing pulp |
GB9216408D0 (en) * | 1992-08-01 | 1992-09-16 | Procter & Gamble | Stabilized bleaching compositions |
FI105701B (fi) * | 1995-10-20 | 2000-09-29 | Ahlstrom Machinery Oy | Menetelmä ja laitteisto massan käsittelemiseksi |
FI115642B (fi) * | 1996-02-19 | 2005-06-15 | Kemira Oyj | Korkeasaantomassojen valkaisumenetelmä |
FI104572B (fi) * | 1996-05-30 | 2000-02-29 | Kemira Chemicals Oy | Menetelmä kemiallisen massan valkaisemiseksi |
DE19713911A1 (de) * | 1997-04-04 | 1998-10-08 | Bayer Ag | Herstellung und Verfahren von Iminodibernsteinsäuresalzen |
CA2310278A1 (en) * | 1997-11-25 | 1999-06-03 | Amylum Belgium N.V. | Improvements to the bleaching process for chemical pulp and intermediate pulp dispersions |
BE1011785A3 (fr) * | 1998-03-10 | 2000-01-11 | Solvay | Procede de blanchiment et/ou de delignification de pates a papier chimiques. |
FI120201B (fi) * | 2004-05-12 | 2009-07-31 | Kemira Oyj | Uusi koostumus ja menetelmä kuitumateriaalin käsittelemiseksi |
EP1826219A1 (en) * | 2006-02-24 | 2007-08-29 | SOLVAY (Société Anonyme) | Process for the manufacture of oxidized starch, oxidized starch and its use |
US20100101743A1 (en) * | 2007-02-21 | 2010-04-29 | Solvay (Societe Anonyme) | Process for the bleaching of paper pulp |
-
2006
- 2006-01-24 EP EP06075155A patent/EP1811080A1/en not_active Withdrawn
-
2007
- 2007-01-22 CA CA2636355A patent/CA2636355C/en not_active Expired - Fee Related
- 2007-01-22 WO PCT/EP2007/050578 patent/WO2007085579A1/en active Application Filing
- 2007-01-22 PL PL07704046.7T patent/PL1979533T3/pl unknown
- 2007-01-22 US US12/160,805 patent/US20100163193A1/en not_active Abandoned
- 2007-01-22 EP EP07704046.7A patent/EP1979533B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
CA2636355C (en) | 2015-09-29 |
US20100163193A1 (en) | 2010-07-01 |
EP1979533A1 (en) | 2008-10-15 |
EP1811080A1 (en) | 2007-07-25 |
WO2007085579A1 (en) | 2007-08-02 |
CA2636355A1 (en) | 2007-08-02 |
EP1979533B1 (en) | 2016-03-30 |
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