ATE33050T1 - Entwaesserung von nassen papierbahnen durch anwendung von polymeren mannich-acrylamiden. - Google Patents
Entwaesserung von nassen papierbahnen durch anwendung von polymeren mannich-acrylamiden.Info
- Publication number
- ATE33050T1 ATE33050T1 AT85101607T AT85101607T ATE33050T1 AT E33050 T1 ATE33050 T1 AT E33050T1 AT 85101607 T AT85101607 T AT 85101607T AT 85101607 T AT85101607 T AT 85101607T AT E33050 T1 ATE33050 T1 AT E33050T1
- Authority
- AT
- Austria
- Prior art keywords
- dewatering
- wet paper
- acrylamides
- application
- paper webs
- 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
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from 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
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Materials For Medical Uses (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/593,053 US4599139A (en) | 1984-03-26 | 1984-03-26 | Dewatering of wet paper webs using Mannich acrylamide polymers |
EP85101607A EP0155503B1 (de) | 1984-03-26 | 1985-02-14 | Entwässerung von nassen Papierbahnen durch Anwendung von polymeren Mannich-Acrylamiden |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE33050T1 true ATE33050T1 (de) | 1988-04-15 |
Family
ID=24373169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT85101607T ATE33050T1 (de) | 1984-03-26 | 1985-02-14 | Entwaesserung von nassen papierbahnen durch anwendung von polymeren mannich-acrylamiden. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4599139A (de) |
EP (1) | EP0155503B1 (de) |
JP (1) | JPS60209096A (de) |
KR (1) | KR850006456A (de) |
AT (1) | ATE33050T1 (de) |
AU (1) | AU563874B2 (de) |
DE (1) | DE3561896D1 (de) |
ES (1) | ES541550A0 (de) |
NO (1) | NO851190L (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5228692A (en) * | 1991-08-23 | 1993-07-20 | Innovative Environmental Tech., Inc. | Gaming form |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3323979A (en) * | 1964-09-24 | 1967-06-06 | Dow Chemical Co | Method of improving the drainage rate in forming paper by incorporating a reaction product of polyacrylamide, formaldehyde and dialkylamine in the furnish |
US3874994A (en) * | 1971-12-23 | 1975-04-01 | American Cyanamid Co | Process of making paper where an ionic vinylamide polymer latex is added to the furnish to improve dry strength of the paper |
US4093542A (en) * | 1973-07-04 | 1978-06-06 | Chemische Fabrik Stockhausen & Cie | Flocculating agent comprising water-in-oil emulsion of H-active polymer carrying formaldehyde and amine radicals |
US4113685A (en) * | 1975-01-02 | 1978-09-12 | Chemische Fabrik Stockhausen & Cie | Flocculating agent comprising water-in-oil emulsion of stabilizer plus NH-active polymer carrying formaldehyde and amine radicals |
-
1984
- 1984-03-26 US US06/593,053 patent/US4599139A/en not_active Expired - Fee Related
- 1984-05-30 JP JP59108707A patent/JPS60209096A/ja active Pending
-
1985
- 1985-02-14 EP EP85101607A patent/EP0155503B1/de not_active Expired
- 1985-02-14 AT AT85101607T patent/ATE33050T1/de not_active IP Right Cessation
- 1985-02-14 DE DE8585101607T patent/DE3561896D1/de not_active Expired
- 1985-03-25 KR KR1019850001957A patent/KR850006456A/ko not_active Application Discontinuation
- 1985-03-25 NO NO851190A patent/NO851190L/no unknown
- 1985-03-25 AU AU40317/85A patent/AU563874B2/en not_active Ceased
- 1985-03-25 ES ES541550A patent/ES541550A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3561896D1 (en) | 1988-04-21 |
NO851190L (no) | 1985-09-27 |
US4599139A (en) | 1986-07-08 |
AU4031785A (en) | 1985-10-03 |
KR850006456A (ko) | 1985-10-05 |
EP0155503A1 (de) | 1985-09-25 |
JPS60209096A (ja) | 1985-10-21 |
ES8603609A1 (es) | 1986-01-01 |
AU563874B2 (en) | 1987-07-23 |
EP0155503B1 (de) | 1988-03-16 |
ES541550A0 (es) | 1986-01-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |