CA1077637A - Flocculating agent comprising water-in-oil emulsion of h-active polymer carrying formaldehyde and amine radicals - Google Patents
Flocculating agent comprising water-in-oil emulsion of h-active polymer carrying formaldehyde and amine radicalsInfo
- Publication number
- CA1077637A CA1077637A CA203,856A CA203856A CA1077637A CA 1077637 A CA1077637 A CA 1077637A CA 203856 A CA203856 A CA 203856A CA 1077637 A CA1077637 A CA 1077637A
- Authority
- CA
- Canada
- Prior art keywords
- water
- formaldehyde
- polymer
- acrylamide
- amine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Treatment Of Sludge (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2333927A DE2333927C2 (de) | 1973-07-04 | 1973-07-04 | Flüssige, bzw. pumpfähige stabile Dispersionen von Typ Wasser-in-Öl und ihre Verwendung |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1077637A true CA1077637A (en) | 1980-05-13 |
Family
ID=5885869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA203,856A Expired CA1077637A (en) | 1973-07-04 | 1974-07-02 | Flocculating agent comprising water-in-oil emulsion of h-active polymer carrying formaldehyde and amine radicals |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5755445B2 (de) |
BR (1) | BR7405487D0 (de) |
CA (1) | CA1077637A (de) |
DE (1) | DE2333927C2 (de) |
FI (1) | FI63385C (de) |
FR (1) | FR2235953B1 (de) |
GB (1) | GB1462905A (de) |
IT (1) | IT1015678B (de) |
SE (1) | SE409026C (de) |
ZA (1) | ZA744305B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2520028C3 (de) * | 1975-05-06 | 1987-07-30 | Chemische Fabrik Stockhausen GmbH, 4150 Krefeld | Flüssige, pumpfähige, stabile Dispersionen vom Typ Wasser-in-Öl und ihre Verwendung |
DE2720494C2 (de) * | 1977-05-05 | 1985-04-11 | Nalco Chemical Co., Oak Brook, Ill. | Kontinuierliches Verfahren zur Herstellung eines kationisch modifizierten Polyacrylamids |
CH660015A5 (de) * | 1982-02-01 | 1987-03-13 | Sandoz Ag | Polymerisat- und tensidhaltige praeparate, deren herstellung und verwendung. |
GB8518900D0 (en) * | 1985-07-26 | 1985-09-04 | Allied Colloids Ltd | Polymeric products |
DE3641700C3 (de) * | 1985-12-19 | 1994-07-07 | Basf Ag | Verfahren zur Herstellung von Wasser-in-Öl-Emulsionen vernetzter, wasserquellbarer Polymerisate und deren Verwendung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1089173B (de) * | 1957-05-31 | 1960-09-15 | Dow Chemical Co | Inverses Emulsionspolymerisations-verfahren zur Herstellung von Polymerisaten und Mischpolymerisaten wasserloeslicher Monomerer |
NL111257C (de) * | 1959-10-12 | |||
FR1500499A (fr) * | 1965-10-19 | 1967-11-03 | Dow Chemical Co | Polymères du type carbamoyl-cationique |
BE789420A (fr) * | 1971-11-22 | 1973-03-28 | Nalco Chemical Co | Latex destines a la coagulation d'eaux d'egout et d'eaux usees industrielles |
-
1973
- 1973-07-04 DE DE2333927A patent/DE2333927C2/de not_active Expired
-
1974
- 1974-07-02 CA CA203,856A patent/CA1077637A/en not_active Expired
- 1974-07-02 FR FR7422973A patent/FR2235953B1/fr not_active Expired
- 1974-07-03 JP JP49075506A patent/JPS5755445B2/ja not_active Expired
- 1974-07-03 ZA ZA00744305A patent/ZA744305B/xx unknown
- 1974-07-03 BR BR5487/74A patent/BR7405487D0/pt unknown
- 1974-07-03 SE SE7408787A patent/SE409026C/xx not_active IP Right Cessation
- 1974-07-03 FI FI2040/74A patent/FI63385C/fi active
- 1974-07-04 GB GB2976674A patent/GB1462905A/en not_active Expired
- 1974-07-04 IT IT24817/74A patent/IT1015678B/it active
Also Published As
Publication number | Publication date |
---|---|
SE409026B (sv) | 1979-07-23 |
BR7405487D0 (pt) | 1975-04-15 |
GB1462905A (en) | 1977-01-26 |
JPS5043066A (de) | 1975-04-18 |
SE409026C (sv) | 1983-09-12 |
FR2235953A1 (de) | 1975-01-31 |
DE2333927A1 (de) | 1975-01-23 |
FI204074A (de) | 1975-01-05 |
FI63385B (fi) | 1983-02-28 |
SE7408787L (de) | 1975-01-07 |
JPS5755445B2 (de) | 1982-11-24 |
FR2235953B1 (de) | 1979-06-01 |
ZA744305B (en) | 1975-07-30 |
IT1015678B (it) | 1977-05-20 |
DE2333927C2 (de) | 1982-11-25 |
FI63385C (fi) | 1983-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |