DE2248360C3 - Verfahren zum Klären von Abwässern durch Verwenden eines wasserlöslichen Vinyladditionspolymeren in Form einer wäßrigen Lösung - Google Patents
Verfahren zum Klären von Abwässern durch Verwenden eines wasserlöslichen Vinyladditionspolymeren in Form einer wäßrigen LösungInfo
- Publication number
- DE2248360C3 DE2248360C3 DE19722248360 DE2248360A DE2248360C3 DE 2248360 C3 DE2248360 C3 DE 2248360C3 DE 19722248360 DE19722248360 DE 19722248360 DE 2248360 A DE2248360 A DE 2248360A DE 2248360 C3 DE2248360 C3 DE 2248360C3
- Authority
- DE
- Germany
- Prior art keywords
- water
- latex
- aqueous solution
- polymer
- dmaem
- 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
- 229920000642 polymer Polymers 0.000 title claims description 27
- 239000002351 wastewater Substances 0.000 title claims description 20
- 238000000034 method Methods 0.000 title claims description 12
- 239000007864 aqueous solution Substances 0.000 title claims description 11
- 229920002554 vinyl polymer Polymers 0.000 title claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 title claims description 5
- 229920000126 latex Polymers 0.000 claims description 27
- 239000004816 latex Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000178 monomer Substances 0.000 claims description 8
- 239000000839 emulsion Substances 0.000 claims description 6
- 239000007762 w/o emulsion Substances 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims description 2
- 239000003999 initiator Substances 0.000 claims description 2
- 150000003254 radicals Chemical class 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000000379 polymerizing effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000003250 coal slurry Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007720 emulsion polymerization reaction Methods 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- 239000000080 wetting agent Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 229920006318 anionic polymer Polymers 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000007764 o/w emulsion Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005956 quaternization reaction Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20084871A | 1971-11-22 | 1971-11-22 | |
| US20139871A | 1971-11-23 | 1971-11-23 | |
| US22299872A | 1972-02-02 | 1972-02-02 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2248360A1 DE2248360A1 (de) | 1973-06-14 |
| DE2248360B2 DE2248360B2 (de) | 1977-10-06 |
| DE2248360C3 true DE2248360C3 (de) | 1987-07-09 |
Family
ID=27394214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722248360 Expired DE2248360C3 (de) | 1971-11-22 | 1972-09-29 | Verfahren zum Klären von Abwässern durch Verwenden eines wasserlöslichen Vinyladditionspolymeren in Form einer wäßrigen Lösung |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5147156B2 (show.php) |
| AU (1) | AU444072B2 (show.php) |
| BE (1) | BE789420A (show.php) |
| DE (1) | DE2248360C3 (show.php) |
| ES (1) | ES407179A1 (show.php) |
| FR (1) | FR2160814B1 (show.php) |
| GB (1) | GB1401307A (show.php) |
| IT (1) | IT972357B (show.php) |
| NL (1) | NL7213266A (show.php) |
| SE (1) | SE390957B (show.php) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2333927C2 (de) * | 1973-07-04 | 1982-11-25 | Chemische Fabrik Stockhausen GmbH, 4150 Krefeld | Flüssige, bzw. pumpfähige stabile Dispersionen von Typ Wasser-in-Öl und ihre Verwendung |
| DE3032887A1 (de) * | 1979-09-10 | 1981-04-02 | Shinryo Air Conditioning Co., Ltd., Tokyo | Verfahren und vorrichtung zum eindicken von schlamm |
| JPS57179571U (show.php) * | 1981-05-12 | 1982-11-13 | ||
| US4715962A (en) * | 1986-08-15 | 1987-12-29 | Nalco Chemical Company | Ampholytic diallyldimethyl ammonium chloride (DADMAC) copolymers and terpolymers for water clarification |
| GB0310419D0 (en) * | 2003-05-07 | 2003-06-11 | Ciba Spec Chem Water Treat Ltd | Treatment of aqueous suspensions |
Family Cites Families (5)
| 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 |
| DE1068893B (de) * | 1957-08-21 | 1959-11-12 | Badische Anilin- ß. Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein | Verfahren zur Herstellung von Wasserlöslichen Mischpolymerisaten |
| US3284393A (en) * | 1959-11-04 | 1966-11-08 | Dow Chemical Co | Water-in-oil emulsion polymerization process for polymerizing watersoluble monomers |
| US3259570A (en) * | 1963-03-04 | 1966-07-05 | Dow Chemical Co | Dewatering aqueous suspensions of organic solids |
| US3624019A (en) * | 1970-12-15 | 1971-11-30 | Nalco Chemical Co | Process for rapidly dissolving water-soluble polymers |
-
0
- BE BE789420D patent/BE789420A/xx not_active IP Right Cessation
-
1972
- 1972-09-12 GB GB4234272A patent/GB1401307A/en not_active Expired
- 1972-09-14 AU AU46684/72A patent/AU444072B2/en not_active Expired
- 1972-09-27 SE SE1245872A patent/SE390957B/xx unknown
- 1972-09-29 FR FR7234659A patent/FR2160814B1/fr not_active Expired
- 1972-09-29 NL NL7213266A patent/NL7213266A/xx not_active Application Discontinuation
- 1972-09-29 JP JP9795072A patent/JPS5147156B2/ja not_active Expired
- 1972-09-29 DE DE19722248360 patent/DE2248360C3/de not_active Expired
- 1972-09-30 IT IT5309172A patent/IT972357B/it active
- 1972-09-30 ES ES407179A patent/ES407179A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU4668472A (en) | 1974-01-17 |
| ES407179A1 (es) | 1976-01-16 |
| DE2248360B2 (de) | 1977-10-06 |
| DE2248360A1 (de) | 1973-06-14 |
| JPS5147156B2 (show.php) | 1976-12-13 |
| NL7213266A (show.php) | 1973-05-24 |
| FR2160814A1 (show.php) | 1973-07-06 |
| GB1401307A (en) | 1975-07-16 |
| SE390957B (sv) | 1977-01-31 |
| JPS4872085A (show.php) | 1973-09-28 |
| FR2160814B1 (show.php) | 1975-10-24 |
| BE789420A (fr) | 1973-03-28 |
| IT972357B (it) | 1974-05-20 |
| AU444072B2 (en) | 1974-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8281 | Inventor (new situation) |
Free format text: SPOERLE, FRANK STEVEN, OAK LAWN, ILL., US PALMER, ELMER WAYNE, WOODRIDGE, ILL., US NIELSEN, RALPH ROGER, CHICAGO, ILL., US BUSLER, WILLIAM RALPH, PARK FOREST, ILL., US |
|
| C3 | Grant after two publication steps (3rd publication) |