DE2412926A1 - Wasserbehandlung - Google Patents
WasserbehandlungInfo
- Publication number
- DE2412926A1 DE2412926A1 DE2412926A DE2412926A DE2412926A1 DE 2412926 A1 DE2412926 A1 DE 2412926A1 DE 2412926 A DE2412926 A DE 2412926A DE 2412926 A DE2412926 A DE 2412926A DE 2412926 A1 DE2412926 A1 DE 2412926A1
- Authority
- DE
- Germany
- Prior art keywords
- water
- weight
- formula
- scale
- compound
- 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.)
- Ceased
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 27
- 238000011282 treatment Methods 0.000 title description 6
- 229920000141 poly(maleic anhydride) Polymers 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 24
- 229920000642 polymer Polymers 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 150000003839 salts Chemical class 0.000 claims description 14
- 239000000654 additive Substances 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 230000002195 synergetic effect Effects 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 8
- 230000000996 additive effect Effects 0.000 claims description 6
- 150000008064 anhydrides Chemical class 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 21
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 11
- 229920002125 Sokalan® Polymers 0.000 description 10
- 239000004584 polyacrylic acid Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- 239000007859 condensation product Substances 0.000 description 7
- 239000002270 dispersing agent Substances 0.000 description 7
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 239000012141 concentrate Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 230000007062 hydrolysis Effects 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000011734 sodium Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- -1 compounds Maleic anhydride Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- 239000004342 Benzoyl peroxide Substances 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 2
- 229920000388 Polyphosphate Polymers 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000006114 decarboxylation reaction Methods 0.000 description 2
- 238000010612 desalination reaction Methods 0.000 description 2
- 159000000003 magnesium salts Chemical class 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 239000001205 polyphosphate Substances 0.000 description 2
- 235000011176 polyphosphates Nutrition 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000002455 scale inhibitor Substances 0.000 description 2
- 239000011885 synergistic combination Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241001415288 Coccidae Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000012964 benzotriazole Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- 239000012969 di-tertiary-butyl peroxide Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000002103 osmometry Methods 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920001444 polymaleic acid Polymers 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 238000003918 potentiometric titration Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 239000008096 xylene Substances 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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1459973A GB1433221A (en) | 1973-03-27 | 1973-03-27 | Water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2412926A1 true DE2412926A1 (de) | 1974-10-10 |
Family
ID=10044146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2412926A Ceased DE2412926A1 (de) | 1973-03-27 | 1974-03-18 | Wasserbehandlung |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5026764A (enrdf_load_stackoverflow) |
| BE (1) | BE812820A (enrdf_load_stackoverflow) |
| BR (1) | BR7402371D0 (enrdf_load_stackoverflow) |
| DE (1) | DE2412926A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2223308B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1433221A (enrdf_load_stackoverflow) |
| IT (1) | IT1003919B (enrdf_load_stackoverflow) |
| NL (1) | NL7404086A (enrdf_load_stackoverflow) |
| ZA (1) | ZA741950B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4107322B4 (de) * | 1990-03-10 | 2005-10-20 | Great Lakes Chemical Europ | Verfahren zur Behandlung eines wässrigen Meerwasserverdampfungssystems |
| CN113651437A (zh) * | 2021-10-20 | 2021-11-16 | 山东天庆科技发展有限公司 | 一种反渗透进水高含tds、高二氧化硅阻垢分散剂及其制备方法 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4374733A (en) * | 1981-04-01 | 1983-02-22 | Betz Laboratories, Inc. | Method for treating aqueous mediums |
| JPS5884099A (ja) * | 1981-11-05 | 1983-05-20 | ナルコ・ケミカル・カンパニ− | ボイラ−水のスケ−ル防止処理方法 |
| JPS60134092A (ja) * | 1983-12-20 | 1985-07-17 | タイホ−工業株式会社 | クラフトパルプ製造工程における蒸解釜内のスケール付着防止方法 |
| FR2574065B1 (fr) * | 1984-12-04 | 1987-05-07 | Bouet Philippe | Procede antitartre et agent antitartre pour sa mise en oeuvre |
| US5135661A (en) * | 1989-03-21 | 1992-08-04 | Suresh Patel | Process for treating water or aqueous systems |
| US9193610B2 (en) | 2011-08-10 | 2015-11-24 | Ecolab USA, Inc. | Synergistic interaction of weak cation exchange resin and magnesium oxide |
| CN103130343A (zh) * | 2011-11-30 | 2013-06-05 | 安徽省蓝天化工有限公司 | 一种海水淡化用阻垢缓蚀分散剂的制备方法 |
| JP5800044B2 (ja) * | 2014-02-13 | 2015-10-28 | 栗田工業株式会社 | 蒸気発生設備のスケール除去方法及びスケール除去剤 |
| FR3019721B1 (fr) * | 2014-04-15 | 2017-03-10 | Seb Sa | Appareil electromenager avec agent antitartre biodegradable |
-
1973
- 1973-03-27 GB GB1459973A patent/GB1433221A/en not_active Expired
-
1974
- 1974-03-18 DE DE2412926A patent/DE2412926A1/de not_active Ceased
- 1974-03-26 BR BR2371/74A patent/BR7402371D0/pt unknown
- 1974-03-26 NL NL7404086A patent/NL7404086A/xx unknown
- 1974-03-26 ZA ZA00741950A patent/ZA741950B/xx unknown
- 1974-03-26 IT IT7449713A patent/IT1003919B/it active
- 1974-03-26 BE BE142437A patent/BE812820A/xx unknown
- 1974-03-27 JP JP49034324A patent/JPS5026764A/ja active Pending
- 1974-03-27 FR FR7410543A patent/FR2223308B1/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4107322B4 (de) * | 1990-03-10 | 2005-10-20 | Great Lakes Chemical Europ | Verfahren zur Behandlung eines wässrigen Meerwasserverdampfungssystems |
| CN113651437A (zh) * | 2021-10-20 | 2021-11-16 | 山东天庆科技发展有限公司 | 一种反渗透进水高含tds、高二氧化硅阻垢分散剂及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU6672474A (en) | 1975-09-18 |
| FR2223308A1 (enrdf_load_stackoverflow) | 1974-10-25 |
| JPS5026764A (enrdf_load_stackoverflow) | 1975-03-19 |
| BR7402371D0 (pt) | 1975-01-28 |
| ZA741950B (en) | 1975-03-26 |
| GB1433221A (en) | 1976-04-22 |
| FR2223308B1 (enrdf_load_stackoverflow) | 1977-06-17 |
| BE812820A (fr) | 1974-09-26 |
| NL7404086A (enrdf_load_stackoverflow) | 1974-10-01 |
| IT1003919B (it) | 1976-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2159172C3 (de) | Verfahren zur Verminderung der Kesselsteinabscheidung durch synthetische Polymere | |
| DE2405192C2 (de) | Verfahren zur Behandlung von Wasser | |
| DE69211076T2 (de) | Polyasparaginsäure als kalziumcarbonat- und kalziumphosphat- inhibitor | |
| EP2670523B1 (de) | Niedermolekulare phosphorhaltige polyacrylsäuren und deren verwendung als belagsinhibitoren in wasserführenden systemen | |
| DE69312750T2 (de) | Überwachung von Ablagerungen und Härte | |
| DE2259954A1 (de) | Verfahren zur wasseraufbereitung | |
| DE3027236C2 (de) | Terpolymere aus 2-Acrylamido-2-methyl-propansulfonsäure, Acrylamid und Acrylsäure in Form ihrer Salze, Verfahren zur Herstellung dieser Terpolymeren und Verwendung zur Verhinderung von Inkrustationen in wäßrigen Systemen | |
| DE2812584C2 (de) | Mischpolymere und ihre Verwendung | |
| DE1769226A1 (de) | Masse und Verfahren zum Verhueten und Entfernen von Kesselstein | |
| DE69104947T2 (de) | Verhütung von Kesselstein. | |
| DE2807222B2 (de) | Flüssige, wäßrige Mischung zur Inhibierung von Korrosion und Belagsbildung | |
| DE3700535A1 (de) | Verfahren zur herstellung von wasserloeslichen copoylmerisaten der maleinsaeure und deren verwendung als wasserbehandlungsmittel | |
| DE2412926A1 (de) | Wasserbehandlung | |
| EP0261589B1 (de) | Verfahren zur Herstellung von Polymaleinsäure | |
| DE3249178T1 (de) | Verfahren zur Unterdrückung der Korrosion von Metallen auf Eisenbasis | |
| CH631212A5 (de) | Verwendung von cyclohexanhexacarbonsaeure als korrosionsinhibitor fuer brauchwassersysteme. | |
| DE69214517T2 (de) | Gleichzeitige Verwendung von wasserlöslichen Polymeren mit Ozon in Kühlwasserkreisläufen | |
| DE3230291A1 (de) | Zusammensetzung zur verhinderung von kesselstein in waessrigen systemen | |
| DE2522637A1 (de) | Verfahren zur wasserbehandlung | |
| DE2749719A1 (de) | Korrosionsschutzmittel und/oder kesselsteinverhuetungsmittel | |
| DE2848779A1 (de) | Mittel zur verhinderung der ausbildung von steinkrusten beim eindampfen von zuckersaeften | |
| DE3635126A1 (de) | Kesselstein-inhibitor auf basis eines maleinsaeurepolymeren | |
| EP2734556B1 (de) | Verfahren zur herstellung von maleinsäure-isoprenol-copolymeren | |
| WO1997016464A1 (de) | Verwendung von polycarbonsäurehalbamiden als scale-inhibitoren | |
| DE2330260A1 (de) | Verfahren zur herstellung von polycarboxylaten mit verbesserter biologischer abbaubarkeit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8131 | Rejection |