FI64177C - Vid behandling av avfallsvatten anvaend polyetylenglykol-polyamidkondensationsprodukt foer froebaettring av retention avvattning och rening speciellt i samband med papperstillverkning - Google Patents
Vid behandling av avfallsvatten anvaend polyetylenglykol-polyamidkondensationsprodukt foer froebaettring av retention avvattning och rening speciellt i samband med papperstillverkning Download PDFInfo
- Publication number
- FI64177C FI64177C FI782461A FI782461A FI64177C FI 64177 C FI64177 C FI 64177C FI 782461 A FI782461 A FI 782461A FI 782461 A FI782461 A FI 782461A FI 64177 C FI64177 C FI 64177C
- Authority
- FI
- Finland
- Prior art keywords
- component
- retention
- reaction
- polyethylene glycol
- general formula
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical after-treatment
-
- 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
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paper (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Polyamides (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772736651 DE2736651A1 (de) | 1977-08-13 | 1977-08-13 | Hilfsmittel zur verbesserung der retention, entwaesserung und aufbereitung, insbesondere bei der papierherstellung |
DE2736651 | 1977-08-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI782461A FI782461A (fi) | 1979-02-14 |
FI64177B FI64177B (fi) | 1983-06-30 |
FI64177C true FI64177C (fi) | 1983-10-10 |
Family
ID=6016378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI782461A FI64177C (fi) | 1977-08-13 | 1978-08-11 | Vid behandling av avfallsvatten anvaend polyetylenglykol-polyamidkondensationsprodukt foer froebaettring av retention avvattning och rening speciellt i samband med papperstillverkning |
Country Status (9)
Country | Link |
---|---|
US (1) | US4267059A (fr) |
EP (1) | EP0000714B1 (fr) |
JP (1) | JPS5432186A (fr) |
AT (1) | AT365681B (fr) |
CA (1) | CA1124963A (fr) |
DE (2) | DE2736651A1 (fr) |
FI (1) | FI64177C (fr) |
IT (1) | IT1112697B (fr) |
NO (1) | NO151625C (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4347339A (en) * | 1981-05-08 | 1982-08-31 | Nalco Chemical Company | Cationic block copolymers |
GB2141130B (en) * | 1983-06-09 | 1986-11-12 | Grace W R & Co | Polyamidoaminepolyamines |
DE3413567A1 (de) * | 1984-04-11 | 1985-10-24 | Bayer Ag, 5090 Leverkusen | Papierhilfsmittel |
DE4100925C2 (de) * | 1991-01-15 | 1996-08-01 | Poly Id Ag | Verfahren zur Behandlung von Faserstücken |
DE19621697A1 (de) * | 1996-05-30 | 1997-12-04 | Wolff Walsrode Ag | Verfahren zur Herstellung von Retentions- und Entwässerungsmittel auf Basis von Polyaminoethern |
US6165322A (en) | 1997-07-29 | 2000-12-26 | Hercules Incorporated | Polyamidoamine/epichlorohydrin resins bearing polyol sidechains as dry strength agents |
US6896769B2 (en) | 1999-01-25 | 2005-05-24 | Kimberly-Clark Worldwide, Inc. | Modified condensation polymers containing azetidinium groups in conjunction with amphiphilic hydrocarbon moieties |
US6398911B1 (en) | 2000-01-21 | 2002-06-04 | Kimberly-Clark Worldwide, Inc. | Modified polysaccharides containing polysiloxane moieties |
US6596126B1 (en) | 1999-01-25 | 2003-07-22 | Kimberly-Clark Worldwide, Inc. | Modified polysaccharides containing aliphatic hydrocarbon moieties |
US6517678B1 (en) | 2000-01-20 | 2003-02-11 | Kimberly-Clark Worldwide, Inc. | Modified polysaccharides containing amphiphillic hydrocarbon moieties |
US6465602B2 (en) | 2000-01-20 | 2002-10-15 | Kimberly-Clark Worldwide, Inc. | Modified condensation polymers having azetidinium groups and containing polysiloxane moieties |
US10662586B2 (en) | 2017-06-28 | 2020-05-26 | Gpcp Ip Holdings Llc | Cationic polyetheramine dispersants for preparing papermaking stock |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1771043C3 (de) * | 1968-03-27 | 1979-05-23 | Bayer Ag, 5090 Leverkusen | Selbstvernetzende wasserlösliche Produkte und deren Verwendung als Naßfestmittel für Papier |
DE1771814C2 (de) * | 1968-07-16 | 1974-05-09 | Bayer Ag, 5090 Leverkusen | Hilfsmittel-Verwendung für die Papierfabrikation |
CH541595A (de) * | 1970-06-05 | 1973-09-15 | Sandoz Ag | Verfahren zur Herstellung von neuen Polyätheraminen |
DE2353430C2 (de) * | 1973-10-25 | 1982-04-15 | Wolff Walsrode Ag, 3030 Walsrode | Verfahren zur Herstellung von kationischen Polyaminopolyamiden und deren Verwendung als Papiererzeugungshilfsmittel |
DE2434816C3 (de) * | 1974-07-19 | 1981-01-22 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von stickstoffhaltigen Kondensationsprodukten und deren Verwendung als Retentionsmittel, Flockungsmittel und Entwässerungsbeschleuniger bei der Papierherstellung |
-
1977
- 1977-08-13 DE DE19772736651 patent/DE2736651A1/de not_active Withdrawn
-
1978
- 1978-07-19 EP EP78100444A patent/EP0000714B1/fr not_active Expired
- 1978-07-19 DE DE7878100444T patent/DE2861707D1/de not_active Expired
- 1978-08-02 CA CA308,579A patent/CA1124963A/fr not_active Expired
- 1978-08-10 NO NO782730A patent/NO151625C/no unknown
- 1978-08-11 JP JP9744478A patent/JPS5432186A/ja active Pending
- 1978-08-11 AT AT0587278A patent/AT365681B/de active
- 1978-08-11 IT IT26760/78A patent/IT1112697B/it active
- 1978-08-11 FI FI782461A patent/FI64177C/fi not_active IP Right Cessation
-
1979
- 1979-10-15 US US06/084,647 patent/US4267059A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2861707D1 (en) | 1982-05-06 |
EP0000714A2 (fr) | 1979-02-21 |
NO151625B (no) | 1985-01-28 |
FI64177B (fi) | 1983-06-30 |
EP0000714B1 (fr) | 1982-03-31 |
IT1112697B (it) | 1986-01-20 |
AT365681B (de) | 1982-02-10 |
EP0000714A3 (en) | 1979-03-21 |
IT7826760A0 (it) | 1978-08-11 |
US4267059A (en) | 1981-05-12 |
NO151625C (no) | 1985-05-08 |
DE2736651A1 (de) | 1979-02-15 |
CA1124963A (fr) | 1982-06-08 |
NO782730L (no) | 1979-02-14 |
ATA587278A (de) | 1981-06-15 |
JPS5432186A (en) | 1979-03-09 |
FI782461A (fi) | 1979-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: WOLFF WALSRODE AKTIENGESELLSCHAFT |