SE443145B - Pulverformiga katjoniska polyelektrolyter pa basis av akrylamid, metod for deras framstellning samt anvendning derav for vattenrening - Google Patents
Pulverformiga katjoniska polyelektrolyter pa basis av akrylamid, metod for deras framstellning samt anvendning derav for vattenreningInfo
- Publication number
- SE443145B SE443145B SE7805528A SE7805528A SE443145B SE 443145 B SE443145 B SE 443145B SE 7805528 A SE7805528 A SE 7805528A SE 7805528 A SE7805528 A SE 7805528A SE 443145 B SE443145 B SE 443145B
- Authority
- SE
- Sweden
- Prior art keywords
- cationic
- water
- acrylamide
- copolymers
- cationicity
- Prior art date
Links
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 title claims description 48
- 125000002091 cationic group Chemical group 0.000 title claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 20
- -1 polyethylene Polymers 0.000 title claims description 15
- 238000000034 method Methods 0.000 title claims description 12
- 239000004698 Polyethylene Substances 0.000 title claims 4
- 229920000573 polyethylene Polymers 0.000 title claims 4
- 239000003792 electrolyte Substances 0.000 title claims 2
- 238000002360 preparation method Methods 0.000 title description 3
- 238000000746 purification Methods 0.000 title 1
- 229920001577 copolymer Polymers 0.000 claims description 47
- 229920000867 polyelectrolyte Polymers 0.000 claims description 11
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims description 8
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 6
- 230000018044 dehydration Effects 0.000 claims description 6
- 238000006297 dehydration reaction Methods 0.000 claims description 6
- 238000010533 azeotropic distillation Methods 0.000 claims description 5
- 238000006116 polymerization reaction Methods 0.000 claims description 5
- DPBJAVGHACCNRL-UHFFFAOYSA-N 2-(dimethylamino)ethyl prop-2-enoate Chemical compound CN(C)CCOC(=O)C=C DPBJAVGHACCNRL-UHFFFAOYSA-N 0.000 claims description 4
- 239000003999 initiator Substances 0.000 claims description 4
- 229940050176 methyl chloride Drugs 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 claims description 4
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 125000001931 aliphatic group Chemical group 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- 238000005189 flocculation Methods 0.000 claims description 2
- 230000016615 flocculation Effects 0.000 claims description 2
- DMEGYFMYUHOHGS-UHFFFAOYSA-N cycloheptane Chemical compound C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims 2
- 241000251730 Chondrichthyes Species 0.000 claims 1
- 229920006317 cationic polymer Polymers 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 21
- 239000000243 solution Substances 0.000 description 18
- 239000000178 monomer Substances 0.000 description 16
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 9
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 7
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000001593 sorbitan monooleate Substances 0.000 description 6
- 229940035049 sorbitan monooleate Drugs 0.000 description 6
- 235000011069 sorbitan monooleate Nutrition 0.000 description 6
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical compound COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 5
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000007334 copolymerization reaction Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- MZVQCMJNVPIDEA-UHFFFAOYSA-N [CH2]CN(CC)CC Chemical group [CH2]CN(CC)CC MZVQCMJNVPIDEA-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010908 decantation Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- VDNJGYSBTLOSGU-UHFFFAOYSA-N 2-(diethylamino)prop-2-enoic acid Chemical compound CCN(CC)C(=C)C(O)=O VDNJGYSBTLOSGU-UHFFFAOYSA-N 0.000 description 1
- 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 1
- BWLBGMIXKSTLSX-UHFFFAOYSA-N 2-hydroxyisobutyric acid Chemical compound CC(C)(O)C(O)=O BWLBGMIXKSTLSX-UHFFFAOYSA-N 0.000 description 1
- JCYPECIVGRXBMO-UHFFFAOYSA-N 4-(dimethylamino)azobenzene Chemical compound C1=CC(N(C)C)=CC=C1N=NC1=CC=CC=C1 JCYPECIVGRXBMO-UHFFFAOYSA-N 0.000 description 1
- 101100394219 Clostridium botulinum C phage HA-70 gene Proteins 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- 229920006322 acrylamide copolymer Polymers 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229960002887 deanol Drugs 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 125000001188 haloalkyl group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- LZKLAOYSENRNKR-LNTINUHCSA-N iron;(z)-4-oxoniumylidenepent-2-en-2-olate Chemical compound [Fe].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O LZKLAOYSENRNKR-LNTINUHCSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 238000005956 quaternization reaction Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical group [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
Classifications
-
- 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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/34—Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
-
- 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
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
-
- 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
- Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S524/922—Flocculating, clarifying, or fining compositions
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/909—Polymerization characterized by particle size of product
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/923—Ethylenic monomers containing at least one salt group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7714994A FR2390983A1 (fr) | 1977-05-16 | 1977-05-16 | Polyelectrolytes cationiques en poudre, a base d'acrylamide et d'acrylate de dimethyl-aminoethyle quaternise ou salifie, leur procede d'obtention et leur utilisation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7805528L SE7805528L (sv) | 1978-11-17 |
| SE443145B true SE443145B (sv) | 1986-02-17 |
Family
ID=9190873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7805528A SE443145B (sv) | 1977-05-16 | 1978-05-16 | Pulverformiga katjoniska polyelektrolyter pa basis av akrylamid, metod for deras framstellning samt anvendning derav for vattenrening |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4319013A (fr) |
| BE (1) | BE867009A (fr) |
| CH (1) | CH631724A5 (fr) |
| DE (1) | DE2821359C2 (fr) |
| FR (1) | FR2390983A1 (fr) |
| GB (1) | GB1579007A (fr) |
| NL (1) | NL182966C (fr) |
| SE (1) | SE443145B (fr) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2471391A1 (fr) * | 1979-12-14 | 1981-06-19 | Hoechst France | Polyelectrolytes cationiques forts, en poudre, a base d'acrylamide et d'acrylate de dimethylaminoethyle quaternise ou salifie et leur utilisation pour la floculation des suspensions de matieres solides et la coalescence des emulsions |
| US4396752A (en) | 1977-05-16 | 1983-08-02 | Societe Francaise Hoechst | Strong cationic polyelectrolytes in powder form based on acrylamide and quaternized or salified dimethylaminoethyl acrylate for flocculation of solid material suspensions and coalescence of emulsions |
| CH645653A5 (de) * | 1980-08-01 | 1984-10-15 | Ciba Geigy Ag | Quaternaere, copolymere, hochmolekulare ammoniumsalze auf acrylbasis, deren herstellung und verwendung als aktive komponente in kosmetischen mitteln. |
| FR2507606B1 (fr) * | 1981-06-12 | 1985-11-15 | Hoechst France | Nouvelles dispersions stables, eau dans huile de polymeres cationiques hydrosolubles a base d'acrylate de dimethylaminoethyle salifie ou quaternise, leur procede de fabrication et leur application comme floculants |
| GB8414950D0 (en) * | 1984-06-12 | 1984-07-18 | Allied Colloids Ltd | Cationic polyelectrolytes |
| DE201237T1 (de) * | 1985-04-25 | 1988-01-14 | Allied Colloids Group Ltd., Bradford, Yorkshire | Flockungsverfahren. |
| DE3665223D1 (en) * | 1985-04-25 | 1989-09-28 | Allied Colloids Ltd | Testing polyelectrolytes |
| DE3544909A1 (de) * | 1985-12-19 | 1987-06-25 | Stockhausen Chem Fab Gmbh | Copolymere aus acrylamid und dimethylaminopropylacrylamid als flockungsmittel und verfahren zum entwaessern von klaerschlaemmen unter verwendung dieser flockungsmittel |
| US4767550A (en) * | 1986-01-14 | 1988-08-30 | Halliburton Company | Vicinal diol containing monomers and polymers and methods of treating a subterranean formation |
| US4983698A (en) * | 1987-12-23 | 1991-01-08 | Exxon Chemical Patents Inc. | Cationic polymers |
| US4959163A (en) * | 1988-11-03 | 1990-09-25 | Halliburton Company | Polyampholytes-high temperature polymers and method of use |
| ES2085267T5 (es) * | 1988-12-19 | 2000-11-16 | Cytec Tech Corp | Polimeros cationicos microemulsionados. |
| GB8909095D0 (en) * | 1989-04-21 | 1989-06-07 | Allied Colloids Ltd | Thickened aqueous compositions |
| CA2047005A1 (fr) * | 1990-08-20 | 1992-02-21 | Wen P. Liao | Amorce polymerique |
| DE19540305A1 (de) * | 1995-10-28 | 1997-04-30 | Basf Ag | Verfahren zur Herstellung von in wäßrigem Medium redispergierbaren Polymerisatpulvern |
| US5720887A (en) * | 1996-11-21 | 1998-02-24 | Betzdearborn Inc. | Methods for sludge dewatering |
| FR2781488B1 (fr) * | 1998-07-07 | 2001-04-13 | Snf Sa | Nouveaux polymeres acryliques en dispersions essentiellement aqueuses, leur procede de preparation et leurs applications |
| DE10240797A1 (de) * | 2002-08-30 | 2004-03-11 | Stockhausen Gmbh & Co. Kg | Kationische Polyelektrolyte mit guter Umweltverträglichkeit |
| JP3973570B2 (ja) * | 2003-01-30 | 2007-09-12 | 新日本ウエックス株式会社 | 含油排水の処理方法 |
| US20050261399A1 (en) * | 2004-05-19 | 2005-11-24 | David Hunkeler | Powdered flocculants prepared by using evaporative cooling to coat polymeric materials on a porous substrate |
| EP2674477B1 (fr) | 2010-04-01 | 2018-09-12 | The Procter and Gamble Company | Composition comprenant des microcapsules stabilisées par un polymère cationique |
| WO2011123746A1 (fr) | 2010-04-01 | 2011-10-06 | The Procter & Gamble Company | Compositions de soin des tissus comprenant des copolymères |
| US8706425B2 (en) | 2011-07-20 | 2014-04-22 | Veolia Water Solutions & Technologies Support | Method for validation of polymer aqueous solutions concentration and activation in water treatment applications and polymer make-up unit therefor |
| JP6820744B2 (ja) | 2014-03-11 | 2021-01-27 | イタルマッチ ケミカルズ ソチエタ ペル アツィオーニＩＴＡＬＭＡＴＣＨ ＣＨＥＭＩＣＡＬＳ Ｓ．ｐ．Ａ． | 新規な高分子電解質ポリマー、その製造プロセスおよびその使用 |
| US10731270B2 (en) | 2017-08-24 | 2020-08-04 | Seagate Technology Llc | Method of removing particles from an electronic component |
| CN113583175A (zh) * | 2021-08-05 | 2021-11-02 | 重庆工商大学 | 一种基于光敏剂强化可见光引发的絮凝剂制备方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3321451A (en) * | 1965-07-02 | 1967-05-23 | Johnson & Johnson | Adhesive compositions |
| US3341505A (en) * | 1965-10-01 | 1967-09-12 | Johnson & Johnson | Adhesive compositions comprising amine salts of acrylic polymers |
| US3547950A (en) * | 1966-11-23 | 1970-12-15 | Johnson & Johnson | Water-soluble acrylate polymers having skin adhering qualities |
| US3678098A (en) * | 1969-04-04 | 1972-07-18 | Rohm & Haas | Unsaturated quaternary monomers and polymers |
| GB1388399A (en) | 1971-11-30 | 1975-03-26 | Ici Ltd | Dewatering of sludges |
| US3927199A (en) * | 1972-04-14 | 1975-12-16 | Nat Starch Chem Corp | Hair fixing compositions containing N-alkyl acrylamide or methacrylamide interpolymer |
| DE2255391C3 (de) * | 1972-11-11 | 1982-05-13 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung hochmolekularer kationischer Copolymerisate |
| DE2345922A1 (de) * | 1973-09-12 | 1975-04-17 | Bayer Ag | Papierhilfsmittel |
| US4077930A (en) * | 1974-07-16 | 1978-03-07 | Calgon Corporation | Self-inverting emulsions of dialkyldiallyl ammonium chloride polymers and copolymers |
| US3975341A (en) * | 1974-08-05 | 1976-08-17 | Celanese Corporation | Water in oil emulsion process for preparing gel-free polyelectrolyte particles |
| US4037040A (en) * | 1974-08-14 | 1977-07-19 | Celanese Corporation | Refluxing water-in-oil emulsion process for preparing water-soluble polyelectrolyte particles |
| US4138446A (en) * | 1974-12-19 | 1979-02-06 | Sumitomo Chemical Company, Limited | Water-soluble high polymers and their preparation |
| GB1510689A (en) | 1974-12-19 | 1978-05-10 | Sumitomo Chemical Co | Preparation of water-soluble cationic high polymer |
| US4138539A (en) * | 1975-06-19 | 1979-02-06 | American Cyanamid Company | Process for water-soluble synthetic polymer in powder form |
| US4078133A (en) * | 1975-12-01 | 1978-03-07 | Kazutaka Ozima | Process for producing water-soluble vinyl high-polymers by reversed-phase emulsion polymerization |
| JPS52137482A (en) * | 1976-05-14 | 1977-11-16 | Kyoritsu Yuki Kogyo Kenkyusho:Kk | Preparation of acrylamide polymer |
| JPS6024122B2 (ja) * | 1977-01-05 | 1985-06-11 | 三菱化学株式会社 | ビ−ズ状重合体の製造方法 |
-
1977
- 1977-05-16 FR FR7714994A patent/FR2390983A1/fr active Granted
-
1978
- 1978-05-09 GB GB18503/78A patent/GB1579007A/en not_active Expired
- 1978-05-12 US US05/905,609 patent/US4319013A/en not_active Expired - Lifetime
- 1978-05-12 BE BE187633A patent/BE867009A/fr not_active IP Right Cessation
- 1978-05-12 CH CH521978A patent/CH631724A5/fr not_active IP Right Cessation
- 1978-05-16 NL NLAANVRAGE7805252,A patent/NL182966C/xx not_active IP Right Cessation
- 1978-05-16 DE DE2821359A patent/DE2821359C2/de not_active Expired
- 1978-05-16 SE SE7805528A patent/SE443145B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE7805528L (sv) | 1978-11-17 |
| CH631724A5 (fr) | 1982-08-31 |
| DE2821359C2 (de) | 1984-05-10 |
| NL7805252A (nl) | 1978-11-20 |
| US4319013A (en) | 1982-03-09 |
| FR2390983A1 (fr) | 1978-12-15 |
| FR2390983B1 (fr) | 1980-02-01 |
| NL182966C (nl) | 1988-06-16 |
| DE2821359A1 (de) | 1978-11-23 |
| US4319013B1 (fr) | 1988-09-02 |
| GB1579007A (en) | 1980-11-12 |
| NL182966B (nl) | 1988-01-18 |
| BE867009A (fr) | 1978-11-13 |
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