FI20085797L - A method for preparing a buffer solution in a papermaking process - Google Patents
A method for preparing a buffer solution in a papermaking process Download PDFInfo
- Publication number
- FI20085797L FI20085797L FI20085797A FI20085797A FI20085797L FI 20085797 L FI20085797 L FI 20085797L FI 20085797 A FI20085797 A FI 20085797A FI 20085797 A FI20085797 A FI 20085797A FI 20085797 L FI20085797 L FI 20085797L
- Authority
- FI
- Finland
- Prior art keywords
- preparing
- buffer solution
- papermaking process
- papermaking
- buffer
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/64—Alkaline compounds
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/65—Acid compounds
-
- 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
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
- D21H23/10—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH at least two kinds of compounds being added
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/78—Controlling or regulating not limited to any particular process or apparatus
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20085797A FI20085797L (en) | 2008-08-27 | 2008-08-27 | A method for preparing a buffer solution in a papermaking process |
EP09782218A EP2329078B1 (en) | 2008-08-27 | 2009-08-26 | Process for preparing a buffer solution in a papermaking process |
PCT/EP2009/061001 WO2010023224A1 (en) | 2008-08-27 | 2009-08-26 | Process for preparing a buffer solution in a papermaking process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20085797A FI20085797L (en) | 2008-08-27 | 2008-08-27 | A method for preparing a buffer solution in a papermaking process |
Publications (2)
Publication Number | Publication Date |
---|---|
FI20085797A0 FI20085797A0 (en) | 2008-08-27 |
FI20085797L true FI20085797L (en) | 2010-02-28 |
Family
ID=39735665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20085797A FI20085797L (en) | 2008-08-27 | 2008-08-27 | A method for preparing a buffer solution in a papermaking process |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2329078B1 (en) |
FI (1) | FI20085797L (en) |
WO (1) | WO2010023224A1 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU1175188A (en) * | 1987-02-27 | 1988-09-01 | Boc Group, Inc., The | Use of gaseous carbon dioxide to adjust ph of cellulosic pulp |
FI102911B1 (en) * | 1997-06-13 | 1999-03-15 | Aga Ab | A method for stabilizing the pH of a pulp suspension and producing paper from the stabilized pulp |
FI103520B (en) * | 1998-03-03 | 1999-07-15 | Upm Kymmene Corp | Improved papermaking methods |
FI111177B (en) * | 2001-12-12 | 2003-06-13 | Linde Ag | Device and method for controlling alkalinity and pH in an industrial process |
FI20065727A0 (en) * | 2006-11-15 | 2006-11-15 | Linde Ag | A method for reducing sedimentation in the pulp and paper industry |
-
2008
- 2008-08-27 FI FI20085797A patent/FI20085797L/en not_active IP Right Cessation
-
2009
- 2009-08-26 WO PCT/EP2009/061001 patent/WO2010023224A1/en active Application Filing
- 2009-08-26 EP EP09782218A patent/EP2329078B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
WO2010023224A1 (en) | 2010-03-04 |
EP2329078A1 (en) | 2011-06-08 |
EP2329078B1 (en) | 2013-01-23 |
FI20085797A0 (en) | 2008-08-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI20095140A0 (en) | A process for preparing modified cellulose | |
BRPI0918349A2 (en) | Process for preparing divinilarene dioxide | |
EP2277993A4 (en) | Method for producing endothelial cells (variants) | |
BRPI0919116A2 (en) | method | |
BRPI0821944A2 (en) | Process | |
BRPI0919868A2 (en) | process | |
EP2336346A4 (en) | Method for producing acrylamide | |
DK2313489T3 (en) | Method | |
FI20085275L (en) | A method for processing biomass | |
BRPI0921374A2 (en) | process | |
BRPI0922490A2 (en) | Method for beta-santalene production | |
BRPI0914408A2 (en) | machine and machine operation method | |
ZA201102424B (en) | Process for preparing 2-alkyl-3-aroyl-5-nitro-benzofurans | |
BRPI0923978A2 (en) | synchronous machine | |
BRPI0912558A2 (en) | Process for preparing amides | |
HK1136274A1 (en) | Method for producing optically active amine | |
BRPI0916597A2 (en) | Method | |
PL2148000T3 (en) | Method for obtaining cellulose | |
IL207222A0 (en) | Process for preparing hebivolol | |
FI20095697A0 (en) | Papermaking Process | |
IT1394172B1 (en) | PROGNOSTIC METHOD | |
FI20086031A0 (en) | a method for bleaching | |
BRPI0910026A2 (en) | process for preparing glutaraldehyde | |
FI20095003A0 (en) | A method for processing wood | |
AT506758A3 (en) | METHOD FOR DAMPING MACHINE RESONANCES |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |