FI956346L - Menetelmä hienodispergoitujen kiintoaineiden konsentraation vähentämiseksi paperinvalmistuksen prosessiliuoksissa - Google Patents
Menetelmä hienodispergoitujen kiintoaineiden konsentraation vähentämiseksi paperinvalmistuksen prosessiliuoksissa Download PDFInfo
- Publication number
- FI956346L FI956346L FI956346A FI956346A FI956346L FI 956346 L FI956346 L FI 956346L FI 956346 A FI956346 A FI 956346A FI 956346 A FI956346 A FI 956346A FI 956346 L FI956346 L FI 956346L
- Authority
- FI
- Finland
- Prior art keywords
- concentration
- reducing
- finely dispersed
- papermaking process
- dispersed solids
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
- C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
-
- 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
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4321819A DE4321819A1 (de) | 1993-07-01 | 1993-07-01 | Verfahren zur Verringerung des Gehalts an feindispergierten Feststoffen in Prozeßwässern der Papierherstellung |
| PCT/EP1994/002038 WO1995001309A1 (de) | 1993-07-01 | 1994-06-22 | Verfahren zur verringerung des gehalts an feindispergierten feststoffen in prozesswässern der papierherstellung |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI956346A0 FI956346A0 (fi) | 1995-12-29 |
| FI956346L true FI956346L (fi) | 1996-02-19 |
| FI956346A7 FI956346A7 (fi) | 1996-02-19 |
Family
ID=6491636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI956346A FI956346A7 (fi) | 1993-07-01 | 1994-06-22 | Menetelmä hienodispergoitujen kiintoaineiden konsentraation vähentämis eksi paperinvalmistuksen prosessiliuoksissa |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0706499B1 (fi) |
| JP (1) | JPH08511985A (fi) |
| KR (1) | KR960703389A (fi) |
| AT (1) | ATE152083T1 (fi) |
| CA (1) | CA2166458A1 (fi) |
| DE (2) | DE4321819A1 (fi) |
| ES (1) | ES2101551T3 (fi) |
| FI (1) | FI956346A7 (fi) |
| WO (1) | WO1995001309A1 (fi) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9507895D0 (en) * | 1995-04-18 | 1995-05-31 | Allied Colloids Ltd | Aqueous purification processes |
| DE19532301A1 (de) * | 1995-09-01 | 1997-03-06 | Voith Sulzer Stoffaufbereitung | Verfahren zur Aufbereitung von Trockenausschuß einer Papier-, Karton- oder Streichmaschine |
| US5750034A (en) * | 1996-11-01 | 1998-05-12 | Nalco Chemical Company | Hydrophilic dispersion polymers for the clarification of deinking process waters |
| US6153049A (en) * | 1998-03-25 | 2000-11-28 | The Dow Chemical Company | Method for inhibiting the deposition of white pitch in paper production using ethylene amine compound |
| DE102005009809B4 (de) * | 2005-03-03 | 2007-02-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Abtrennung suspendierter Feststoffe |
| CN107442288B (zh) * | 2017-08-14 | 2019-08-06 | 江西理工大学 | 一种用于矿物浮选的吗啉季铵盐型Gemini表面活性剂 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT571740A (fi) * | 1956-04-10 | |||
| DE1179098B (de) * | 1961-05-03 | 1964-10-01 | Basf Ag | Flotationsmittel zum Klaeren von Papierfasern enthaltenden Abwaessern |
-
1993
- 1993-07-01 DE DE4321819A patent/DE4321819A1/de not_active Withdrawn
-
1994
- 1994-06-22 DE DE59402545T patent/DE59402545D1/de not_active Expired - Fee Related
- 1994-06-22 EP EP94921619A patent/EP0706499B1/de not_active Expired - Lifetime
- 1994-06-22 AT AT94921619T patent/ATE152083T1/de active
- 1994-06-22 CA CA002166458A patent/CA2166458A1/en not_active Abandoned
- 1994-06-22 WO PCT/EP1994/002038 patent/WO1995001309A1/de active IP Right Grant
- 1994-06-22 ES ES94921619T patent/ES2101551T3/es not_active Expired - Lifetime
- 1994-06-22 JP JP7503243A patent/JPH08511985A/ja active Pending
- 1994-06-22 KR KR1019950706003A patent/KR960703389A/ko not_active Withdrawn
- 1994-06-22 FI FI956346A patent/FI956346A7/fi not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| KR960703389A (ko) | 1996-08-17 |
| EP0706499A1 (de) | 1996-04-17 |
| ES2101551T3 (es) | 1997-07-01 |
| JPH08511985A (ja) | 1996-12-17 |
| ATE152083T1 (de) | 1997-05-15 |
| DE59402545D1 (de) | 1997-05-28 |
| FI956346A7 (fi) | 1996-02-19 |
| CA2166458A1 (en) | 1995-01-12 |
| EP0706499B1 (de) | 1997-04-23 |
| WO1995001309A1 (de) | 1995-01-12 |
| DE4321819A1 (de) | 1995-01-12 |
| FI956346A0 (fi) | 1995-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD | Application lapsed |