FI933007A - Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning - Google Patents
Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning Download PDFInfo
- Publication number
- FI933007A FI933007A FI933007A FI933007A FI933007A FI 933007 A FI933007 A FI 933007A FI 933007 A FI933007 A FI 933007A FI 933007 A FI933007 A FI 933007A FI 933007 A FI933007 A FI 933007A
- Authority
- FI
- Finland
- Prior art keywords
- avlagring
- beck
- foerfarande foer
- pappersframstaellning
- vid
- 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
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
-
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic 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
- D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Earth Drilling (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP92306134A EP0586755B1 (de) | 1992-07-02 | 1992-07-02 | Verfahren zur Harzkontrolle in der Papierherstellung |
Publications (2)
Publication Number | Publication Date |
---|---|
FI933007A0 FI933007A0 (fi) | 1993-06-30 |
FI933007A true FI933007A (fi) | 1994-01-03 |
Family
ID=8211422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI933007A FI933007A (fi) | 1992-07-02 | 1993-06-30 | Foerfarande foer kontrollering av avlagring av beck vid pappersframstaellning |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0586755B1 (de) |
AT (1) | ATE153402T1 (de) |
DE (1) | DE69219888T2 (de) |
DK (1) | DK0586755T3 (de) |
ES (1) | ES2101035T3 (de) |
FI (1) | FI933007A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9410920D0 (en) * | 1994-06-01 | 1994-07-20 | Allied Colloids Ltd | Manufacture of paper |
GB2297334A (en) * | 1995-01-25 | 1996-07-31 | Ecc Int Ltd | Agent for controlling the deposition of pitch in papermaking |
EP0760406A3 (de) * | 1995-08-24 | 1997-09-17 | Nalco Canada Inc | Kombination von Poly(Dadmac/Acrylamid) und Bentonit zur Pechkontrolle in Verfahren zur Papierherstellung |
DE102004060587A1 (de) * | 2004-12-16 | 2006-07-06 | Süd-Chemie AG | Bentonite zur Störstoffbindung in der Papierherstellung |
EP1841526A2 (de) * | 2005-01-21 | 2007-10-10 | Süd-Chemie Ag | Verfahren zur herstellung von kationisierten adsorbentien, danach erhältliche sorptionsmittel sowie deren bevorzugte verwendung |
DE102005039850A1 (de) * | 2005-08-23 | 2007-03-08 | Süd-Chemie AG | Stevensit- und/oder Kerolith-haltige Adsorbentien zur Störstoffbindung in der Papierherstellung |
DE102006061046A1 (de) * | 2006-12-22 | 2008-06-26 | Omya Development Ag | Aufbereitungsverfahren von Rohbentonit |
DK2546410T3 (da) | 2011-07-11 | 2014-02-03 | Omya Int Ag | Hydrofobiserede calciumcarbonatpartikler |
SI2933375T1 (sl) | 2014-04-16 | 2019-07-31 | Omya International Ag | Adsorbiranje in/ali zmanjševanje količine organskih materialov v vodnem mediju z uporabo koloidnega obarjenega kalcijevega karbonata |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1194254A (en) * | 1980-11-28 | 1985-10-01 | Margaret J. Molnar | Diallyl dimethyl ammonium chloride polymers for pitch control |
NZ227526A (en) * | 1988-01-07 | 1990-04-26 | Cyprus Ind Minerals Co | Reduction of pitch in papermaking furnish by addition of particle composites comprising soluble cationic polymer adsorbed on insoluble particles |
US5131982A (en) * | 1990-02-26 | 1992-07-21 | Nalco Chemical Company | Use of dadmac containing polymers for coated broke treatment |
CA2040337C (en) * | 1990-06-22 | 2003-10-14 | Carol S. Greer | Process for control of pitch deposition from pulps in papermarking systems |
-
1992
- 1992-07-02 ES ES92306134T patent/ES2101035T3/es not_active Expired - Lifetime
- 1992-07-02 DE DE69219888T patent/DE69219888T2/de not_active Expired - Fee Related
- 1992-07-02 EP EP92306134A patent/EP0586755B1/de not_active Expired - Lifetime
- 1992-07-02 AT AT92306134T patent/ATE153402T1/de not_active IP Right Cessation
- 1992-07-02 DK DK92306134.5T patent/DK0586755T3/da active
-
1993
- 1993-06-30 FI FI933007A patent/FI933007A/fi unknown
Also Published As
Publication number | Publication date |
---|---|
ATE153402T1 (de) | 1997-06-15 |
EP0586755B1 (de) | 1997-05-21 |
EP0586755A1 (de) | 1994-03-16 |
ES2101035T3 (es) | 1997-07-01 |
DE69219888T2 (de) | 1997-09-11 |
FI933007A0 (fi) | 1993-06-30 |
DK0586755T3 (da) | 1997-12-01 |
DE69219888D1 (de) | 1997-06-26 |
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