EG18261A - Scale inhibitor and method of inhibiting scales formation in water - Google Patents
Scale inhibitor and method of inhibiting scales formation in waterInfo
- Publication number
- EG18261A EG18261A EG58/87A EG5887A EG18261A EG 18261 A EG18261 A EG 18261A EG 58/87 A EG58/87 A EG 58/87A EG 5887 A EG5887 A EG 5887A EG 18261 A EG18261 A EG 18261A
- Authority
- EG
- Egypt
- Prior art keywords
- inhibitor
- water
- scale inhibitor
- ppm
- maleic acid
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title abstract 2
- 230000002401 inhibitory effect Effects 0.000 title abstract 2
- 239000002455 scale inhibitor Substances 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- 239000003112 inhibitor Substances 0.000 abstract 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 238000000909 electrodialysis Methods 0.000 abstract 1
- 229920001519 homopolymer Polymers 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract 1
- 239000011976 maleic acid Substances 0.000 abstract 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000001223 reverse osmosis Methods 0.000 abstract 1
- 239000013535 sea water Substances 0.000 abstract 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract 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
-
- 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
- C02F5/14—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 containing phosphorus
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)
- Crystals, And After-Treatments Of Crystals (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Fire-Extinguishing Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Medicines Containing Plant Substances (AREA)
- Percussion Or Vibration Massage (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/824,230 US4713195A (en) | 1986-01-30 | 1986-01-30 | Scale inhibitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EG18261A true EG18261A (en) | 1993-04-30 |
Family
ID=25240906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EG58/87A EG18261A (en) | 1986-01-30 | 1987-01-29 | Scale inhibitor and method of inhibiting scales formation in water |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4713195A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0256057B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS63500783A (cg-RX-API-DMAC7.html) |
| KR (1) | KR920007870B1 (cg-RX-API-DMAC7.html) |
| AT (1) | ATE87890T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU589491B2 (cg-RX-API-DMAC7.html) |
| BR (1) | BR8705374A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1272424A (cg-RX-API-DMAC7.html) |
| DE (1) | DE3785265D1 (cg-RX-API-DMAC7.html) |
| EG (1) | EG18261A (cg-RX-API-DMAC7.html) |
| ES (1) | ES2004516A6 (cg-RX-API-DMAC7.html) |
| FI (1) | FI874237L (cg-RX-API-DMAC7.html) |
| GB (1) | GB2200624B (cg-RX-API-DMAC7.html) |
| GR (1) | GR870123B (cg-RX-API-DMAC7.html) |
| IL (1) | IL81297A (cg-RX-API-DMAC7.html) |
| MX (1) | MX162396A (cg-RX-API-DMAC7.html) |
| MY (1) | MY101542A (cg-RX-API-DMAC7.html) |
| NL (1) | NL8700201A (cg-RX-API-DMAC7.html) |
| NO (1) | NO169482C (cg-RX-API-DMAC7.html) |
| WO (1) | WO1987004696A1 (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA87640B (cg-RX-API-DMAC7.html) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4834955A (en) * | 1988-04-26 | 1989-05-30 | Nalco Chemical Company | Chemical formulation and combined process for inhibiting deposition and corrosion in cooling water and gypsum scaling in flue gas desulfurization scrubber systems |
| US4978456A (en) * | 1988-06-10 | 1990-12-18 | The Mogul Corporation | Method for inhibiting scale and corrosion in water systems |
| US5053161A (en) * | 1988-06-10 | 1991-10-01 | The Mogul Corporation | Composition for inhibiting scale in water systems |
| GB8906413D0 (en) * | 1989-03-21 | 1989-05-04 | Ciba Geigy Ag | Composition for treating water or aqueous systems |
| US5135661A (en) * | 1989-03-21 | 1992-08-04 | Suresh Patel | Process for treating water or aqueous systems |
| US5259985A (en) * | 1990-09-03 | 1993-11-09 | Katayama Chemical, Incorporated | Calcium carbonate scale inhibitor having organophosphonate, water soluble acrylic or maleic copolymer and citric acid |
| US6022516A (en) * | 1997-06-23 | 2000-02-08 | Fmc Corporation | Method of reducing the formation of scale in the production of soda ash from trona and nahcolite ores |
| US6136219A (en) * | 1999-07-01 | 2000-10-24 | Decker; Stephen W. | Composition for water clarification |
| US6367487B1 (en) * | 1999-08-11 | 2002-04-09 | Diversey Lever, Inc. | Anti-etch and cleaning composition for glass bottles |
| US20040129637A1 (en) * | 2000-07-07 | 2004-07-08 | Hidayat Husain | Multi-stage filtration and softening module and reduced scaling operation |
| DE10064412A1 (de) * | 2000-12-21 | 2002-06-27 | Henkel Kgaa | Verhinderung der Abscheidung von Calciumfluorid |
| KR20050107798A (ko) * | 2003-03-14 | 2005-11-15 | 제논 인바이런멘탈 인코포레이티드 | 내부 스테이지화된 나선형 권취 모듈을 갖는 연수용나노여과 시스템 |
| CA2530044C (en) | 2003-06-17 | 2012-09-25 | Phibro-Tech, Inc. | Particulate wood preservative and method for producing same |
| US20050252408A1 (en) | 2004-05-17 | 2005-11-17 | Richardson H W | Particulate wood preservative and method for producing same |
| US20060112850A1 (en) | 2004-10-14 | 2006-06-01 | Jun Zhang | Micronized wood preservative formulations in organic carriers |
| US20100197545A1 (en) | 2009-01-30 | 2010-08-05 | Ecolab USA | High alkaline detergent composition with enhanced scale control |
| WO2010100631A2 (en) | 2009-03-06 | 2010-09-10 | Bacarac Trading 114 (Proprietary) Limited | Mine water treatment |
| JP5510123B2 (ja) * | 2010-06-30 | 2014-06-04 | 三浦工業株式会社 | 蒸気ボイラの運転方法 |
| US8729006B2 (en) | 2011-06-28 | 2014-05-20 | Ecolab Usa Inc. | Methods and compositions using sodium carboxymethyl cellulose as scale control agent |
| CN102351324B (zh) * | 2011-08-25 | 2013-09-25 | 常州中南化工有限公司 | 制盐阻垢剂及其应用 |
| US9174859B2 (en) | 2011-11-24 | 2015-11-03 | Eco Watertech, Inc. | Method for treating waste waters |
| MX342993B (es) | 2013-04-25 | 2016-10-13 | Inst Mexicano Del Petróleo | Proceso de obtencion de copolimeros aleatorios derivados del acido itaconico y/o sus isomeros y alquenil sulfonatos de sodio y uso del producto obtenido. |
| US11008523B2 (en) * | 2014-10-17 | 2021-05-18 | Cameron International Corporation | Chemical inhibitors with sub-micron materials as additives for enhanced flow assurance |
| WO2017063188A1 (en) * | 2015-10-16 | 2017-04-20 | Ecolab Usa Inc. | Maleic anhydride homopolymer and maleic acid homopolymer and the method for preparing the same, and non-phosphorus corrosion inhibitor and the use thereof |
| CN110304740A (zh) * | 2019-07-11 | 2019-10-08 | 北京中天兰清环境科技有限公司 | 一种耐低温储存及使用的灰水分散剂配方及应用 |
| CN110272130A (zh) * | 2019-07-11 | 2019-09-24 | 北京中天兰清环境科技有限公司 | 一种用于高碱度水质的灰水分散剂配方及其制备方法和应用 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3505238A (en) * | 1965-03-29 | 1970-04-07 | Calgon C0Rp | Methods and compositions for inhibiting scale in saline water evaporators |
| USB542190I5 (cg-RX-API-DMAC7.html) * | 1966-04-13 | |||
| US3549538A (en) * | 1967-06-22 | 1970-12-22 | Nalco Chemical Co | Scale inhibition and removal in steam generation |
| US3481869A (en) * | 1968-05-07 | 1969-12-02 | Pan American Petroleum Corp | Inhibiting scale |
| US3699048A (en) * | 1969-07-24 | 1972-10-17 | Benckiser Gmbh Joh A | Process of preventing scale and deposit formation in aqueous systems and product |
| US3663448A (en) * | 1970-09-25 | 1972-05-16 | Calgon Corp | Inhibiting scale deposition |
| US3682224A (en) * | 1970-12-17 | 1972-08-08 | Merrill Bleyle | Scale prevention agents of methacrylic acid-vinyl sulfonate copolymers for saline water evaporation |
| US3751372A (en) * | 1971-06-18 | 1973-08-07 | Hercules Inc | Scale and corrosion control in circulating water using polyphosphates and organophonic acids |
| US4001134A (en) * | 1975-08-20 | 1977-01-04 | W. R. Grace & Co. | Scale inhibiting process |
| US4147627A (en) * | 1977-02-07 | 1979-04-03 | American Cyanamid Company | Process for scale control using mixtures of polycationic and polyanionic polymers |
| US4166041A (en) * | 1977-12-15 | 1979-08-28 | American Cyanamid Company | Process for magnesium scale control using mixtures of polycationic and polyanionic polymers |
| US4342652A (en) * | 1978-09-25 | 1982-08-03 | American Cyanamid Company | Process for scale inhibition in evaporative desalination units |
| US4255259A (en) * | 1979-09-18 | 1981-03-10 | Chemed Corporation | Scale inhibition |
| US4390670A (en) * | 1981-02-09 | 1983-06-28 | Pfizer Inc. | Acrylate/maleate copolymers, their preparation and use as antiscalants |
| US4547559A (en) * | 1981-02-09 | 1985-10-15 | Pfizer Inc. | Acrylate/maleate copolymers, their preparation and use as antiscalants |
| US4446045A (en) * | 1981-04-01 | 1984-05-01 | Betz Laboratories, Inc. | Composition for treating aqueous mediums |
| US4485223A (en) * | 1981-10-29 | 1984-11-27 | Pfizer Inc. | (Meth)acrylic acid/itaconic acid copolymers, their preparation and use as antiscalants |
| EP0089189B1 (en) * | 1982-03-11 | 1986-06-11 | Calgon Corporation | A calcium carbonate, magnesium hydroxide and calcium sulfate hemihydrate scale inhibitor |
| US4545920A (en) * | 1982-05-28 | 1985-10-08 | Nalco Chemical Company | Boiler water treating compositions |
| US4576722A (en) * | 1983-02-22 | 1986-03-18 | The Mogul Corporation | Scale and sludge compositions for aqueous systems |
| US4575425A (en) * | 1984-12-24 | 1986-03-11 | Calgon Corporation | Process for controlling calcium oxalate scale over a wide pH range |
| US4945920A (en) * | 1988-03-28 | 1990-08-07 | Cordis Corporation | Torqueable and formable biopsy forceps |
-
1986
- 1986-01-30 US US06/824,230 patent/US4713195A/en not_active Expired - Lifetime
-
1987
- 1987-01-16 CA CA000527509A patent/CA1272424A/en not_active Expired - Fee Related
- 1987-01-19 IL IL81297A patent/IL81297A/xx not_active IP Right Cessation
- 1987-01-20 MX MX4985A patent/MX162396A/es unknown
- 1987-01-26 MY MYPI87000068A patent/MY101542A/en unknown
- 1987-01-27 FI FI874237A patent/FI874237L/fi not_active IP Right Cessation
- 1987-01-27 GB GB8722708A patent/GB2200624B/en not_active Expired
- 1987-01-27 AU AU68917/87A patent/AU589491B2/en not_active Ceased
- 1987-01-27 BR BR8705374A patent/BR8705374A/pt unknown
- 1987-01-27 JP JP62500939A patent/JPS63500783A/ja active Granted
- 1987-01-27 EP EP87900943A patent/EP0256057B1/en not_active Expired - Lifetime
- 1987-01-27 DE DE8787900943T patent/DE3785265D1/de not_active Expired - Lifetime
- 1987-01-27 AT AT87900943T patent/ATE87890T1/de active
- 1987-01-27 WO PCT/US1987/000047 patent/WO1987004696A1/en not_active Ceased
- 1987-01-27 GR GR870123A patent/GR870123B/el unknown
- 1987-01-28 NL NL8700201A patent/NL8700201A/nl not_active Application Discontinuation
- 1987-01-29 ZA ZA87640A patent/ZA87640B/xx unknown
- 1987-01-29 EG EG58/87A patent/EG18261A/xx active
- 1987-01-30 ES ES8700234A patent/ES2004516A6/es not_active Expired
- 1987-04-10 KR KR1019870003419A patent/KR920007870B1/ko not_active Expired
- 1987-09-30 NO NO874121A patent/NO169482C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR920007870B1 (ko) | 1992-09-18 |
| MY101542A (en) | 1991-12-17 |
| KR880012489A (ko) | 1988-11-28 |
| IL81297A0 (en) | 1987-08-31 |
| BR8705374A (pt) | 1987-12-22 |
| ATE87890T1 (de) | 1993-04-15 |
| US4713195A (en) | 1987-12-15 |
| GB2200624A (en) | 1988-08-10 |
| EP0256057B1 (en) | 1993-04-07 |
| NL8700201A (nl) | 1987-08-17 |
| EP0256057A4 (en) | 1989-04-24 |
| MX162396A (es) | 1991-05-06 |
| FI874237A7 (fi) | 1987-09-28 |
| GB2200624B (en) | 1989-12-06 |
| FI874237A0 (fi) | 1987-09-28 |
| GR870123B (en) | 1987-06-05 |
| NO874121L (no) | 1987-09-30 |
| JPS63500783A (ja) | 1988-03-24 |
| FI874237L (fi) | 1987-09-28 |
| AU589491B2 (en) | 1989-10-12 |
| JPH026598B2 (cg-RX-API-DMAC7.html) | 1990-02-09 |
| GB8722708D0 (en) | 1987-11-04 |
| NO169482B (no) | 1992-03-23 |
| EP0256057A1 (en) | 1988-02-24 |
| WO1987004696A1 (en) | 1987-08-13 |
| CA1272424A (en) | 1990-08-07 |
| AU6891787A (en) | 1987-08-25 |
| DE3785265D1 (de) | 1993-05-13 |
| ES2004516A6 (es) | 1989-01-16 |
| IL81297A (en) | 1990-04-29 |
| ZA87640B (en) | 1988-10-26 |
| NO874121D0 (no) | 1987-09-30 |
| NO169482C (no) | 1992-07-15 |
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