WO2004009606A1 - Method of preventing or reducing aluminosilicate scale in a bayer process - Google Patents
Method of preventing or reducing aluminosilicate scale in a bayer process Download PDFInfo
- Publication number
- WO2004009606A1 WO2004009606A1 PCT/US2003/019388 US0319388W WO2004009606A1 WO 2004009606 A1 WO2004009606 A1 WO 2004009606A1 US 0319388 W US0319388 W US 0319388W WO 2004009606 A1 WO2004009606 A1 WO 2004009606A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polymer
- formula
- alkyl
- aryl
- reduction
- Prior art date
Links
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
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/0606—Making-up the alkali hydroxide solution from recycled spent liquor
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/062—Digestion
- C01F7/0633—Digestion characterised by the use of additives
-
- 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
- C02F5/12—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 nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
- C08G73/0206—Polyalkylene(poly)amines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
- C08G73/0206—Polyalkylene(poly)amines
- C08G73/0213—Preparatory process
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
- C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003251572A AU2003251572B2 (en) | 2002-07-22 | 2003-06-20 | Method of preventing or reducing aluminosilicate scale in a Bayer process |
EP03765453A EP1523487B1 (en) | 2002-07-22 | 2003-06-20 | Method of preventing or reducing aluminosilicate scale in a bayer process |
BRPI0312809A BRPI0312809B1 (en) | 2002-07-22 | 2003-06-20 | process for reducing aluminosilicate scale in a bayer process |
CA2493521A CA2493521C (en) | 2002-07-22 | 2003-06-20 | Method of preventing or reducing aluminosilicate scale in a bayer process |
UAA200501521A UA78832C2 (en) | 2002-07-22 | 2003-06-20 | Method for reducing of alumosilicate scaling in the bayer process |
AT03765453T ATE312835T1 (en) | 2002-07-22 | 2003-06-20 | METHOD FOR PREVENTING OR REDUCTION OF ALUMINOSILICATE DEPOSITS IN A BAYER PROCESS |
JP2004523007A JP4317520B2 (en) | 2002-07-22 | 2003-06-20 | Methods for preventing or reducing aluminosilicate scales in the Bayer process |
CN038175339A CN1671718B (en) | 2002-07-22 | 2003-06-20 | Method of preventing or reducing aluminosilicate scale in a bayer process |
DE60302798T DE60302798T2 (en) | 2002-07-22 | 2003-06-20 | PROCESS FOR PREVENTING OR REDUCING ALUMINUM SILICATE DEPOSITS IN A BAYER PROCESS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/201,209 US6814873B2 (en) | 2002-07-22 | 2002-07-22 | Method of preventing or reducing aluminosilicate scale in a bayer process |
US10/201,209 | 2002-07-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004009606A1 true WO2004009606A1 (en) | 2004-01-29 |
Family
ID=30443606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/019388 WO2004009606A1 (en) | 2002-07-22 | 2003-06-20 | Method of preventing or reducing aluminosilicate scale in a bayer process |
Country Status (14)
Country | Link |
---|---|
US (3) | US6814873B2 (en) |
EP (3) | EP1630182A3 (en) |
JP (1) | JP4317520B2 (en) |
CN (3) | CN101318970B (en) |
AT (1) | ATE312835T1 (en) |
AU (1) | AU2003251572B2 (en) |
BR (1) | BRPI0312809B1 (en) |
CA (1) | CA2493521C (en) |
DE (1) | DE60302798T2 (en) |
ES (1) | ES2250915T3 (en) |
OA (1) | OA12887A (en) |
RU (1) | RU2311494C2 (en) |
UA (1) | UA78832C2 (en) |
WO (1) | WO2004009606A1 (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006086189A1 (en) * | 2005-02-09 | 2006-08-17 | Cytec Technology Corp. | Method of preventing or reducing aluminosilicate scale in industrial processes |
ES2291109A1 (en) * | 2006-02-23 | 2008-02-16 | Cytec Technology Corp. | Method for preventing or reducing aluminosilicates scale in industrial processes, involves utilizing polymers in end group containing formula, where polymers are used in industrial process that includes alkaline stream |
WO2008045677A1 (en) | 2006-10-13 | 2008-04-17 | Cytec Technology Corp | Hydrophobically modified polyamine scale inhibitors |
WO2008130766A1 (en) * | 2007-04-20 | 2008-10-30 | Cytec Technology Corp. | Use of silicon-containing polymers to improve red mud flocculation in the bayer process |
WO2010044986A1 (en) * | 2008-10-17 | 2010-04-22 | Cytec Technology Corp. | Use of silicon-containing polymers for improved flocculation of solids in processes for the production of alumina from bauxite |
US7999065B2 (en) | 2006-10-13 | 2011-08-16 | Cytec Technology Corp. | Hydrophobically modified polyamine scale inhibitors |
CN101115776B (en) * | 2005-02-09 | 2012-01-11 | Cytec技术有限公司 | Method of preventing or reducing aluminosilicate scale in industrial processes |
AU2013201696B2 (en) * | 2007-04-20 | 2014-03-27 | Cytec Technology Corp. | Use of silicon-containing polymers to improve red mud flocculation in the Bayer process |
AU2014201868B2 (en) * | 2005-02-09 | 2014-12-04 | Cytec Technology Corp. | Method of preventing or reducing aluminosilicate scale in industrial processes |
WO2015100196A1 (en) | 2013-12-24 | 2015-07-02 | Cytec Industries Inc. | Method of reducing scale in the bayer process |
US10190003B2 (en) | 2014-10-21 | 2019-01-29 | Cytec Industries Inc. | Degradation-resistant scale inhibitors |
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FR2834979B1 (en) * | 2002-01-21 | 2004-02-20 | Pechiney Aluminium | SOLUBILIZATION OF CARBONATES BY RECYCLING CONDENSATES DURING THE PRESSURE ATTACK OF MONOHYDRATE BAUXITES |
US20060124553A1 (en) * | 2002-07-22 | 2006-06-15 | Taylor Matthew L | Method of preventing or reducing aluminosilicate scale in high level nuclear wastes |
US6814873B2 (en) * | 2002-07-22 | 2004-11-09 | Cytec Technology Corp. | Method of preventing or reducing aluminosilicate scale in a bayer process |
US7390415B2 (en) * | 2002-07-22 | 2008-06-24 | Cytec Technology Corp. | Method and compositions for preventing or reducing aluminosilicate scale in alkaline industrial processes |
US10261654B2 (en) * | 2003-09-16 | 2019-04-16 | Blackberry Limited | Handheld electronic device and associated method for indicating delivery status of a message |
DE102004017034A1 (en) * | 2004-04-02 | 2005-10-20 | Stockhausen Chem Fab Gmbh | Use of copolymers to reduce precipitates and deposits by inorganic and organic impurities in the Bayer process for the production of aluminum hydroxide |
US20070168443A1 (en) * | 2006-01-18 | 2007-07-19 | Morgan Fabian F | System and method for managing an instant messaging contact list |
FI120545B (en) * | 2006-03-29 | 2009-11-30 | Savcor Group Oy | An electrochemical process in the enrichment process |
WO2008097671A1 (en) * | 2007-02-05 | 2008-08-14 | Cytec Technology Corp. | Silane substituted polyethylene oxide reagents and method of using for preventing or reducing aluminosilicate scale in industrial processes |
US8029752B2 (en) | 2009-04-06 | 2011-10-04 | Nalco Company | Approach in controlling DSP scale in bayer process |
US8545776B2 (en) * | 2009-09-25 | 2013-10-01 | Nalco Company | Reducing aluminosilicate scale in the Bayer process |
US8889096B2 (en) * | 2009-09-25 | 2014-11-18 | Nalco Company | Reducing aluminosilicate scale in the bayer process |
US8282834B2 (en) * | 2009-09-25 | 2012-10-09 | Nalco Company | Di- and mono-alkoxysilane functionalized polymers and their application in the Bayer process |
US9487408B2 (en) | 2009-09-25 | 2016-11-08 | Nalco Company | Reducing aluminosilicate scale in the bayer process |
US9416020B2 (en) | 2009-09-25 | 2016-08-16 | Nalco Company | Surfactant based small molecules for reducing aluminosilicate scale in the bayer process |
EA201290784A1 (en) | 2010-02-12 | 2013-01-30 | Сайтек Текнолоджи Корп. | FLOCULATING COMPOSITIONS BASED ON SILICONE CONTAINING POLYMERS |
EP2533886B1 (en) * | 2010-02-12 | 2018-04-11 | Cytec Technology Corp. | Water-in-oil emulsion compositions and methods for making and using the same |
US9102995B2 (en) | 2010-08-09 | 2015-08-11 | Nalco Company | Cross-linked ethylsulfonated dihydroxypropyl cellulose |
US8252266B2 (en) | 2010-08-09 | 2012-08-28 | Nalco Company | Recovery of alumina trihydrate during the bayer process using scleroglucan |
US9199855B2 (en) | 2010-08-09 | 2015-12-01 | Nalco Company | Chemical treatment to improve red mud separation and washing in the bayer process |
US8298508B2 (en) | 2010-08-09 | 2012-10-30 | Nalco Company | Recovery of alumina trihydrate during the bayer process using cross-linked polysaccharides |
AU2013222328B2 (en) * | 2012-02-23 | 2017-11-09 | Nalco Company | Reducing aluminosilicate scale in the Bayer process |
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WO2014137528A1 (en) * | 2013-03-08 | 2014-09-12 | Nalco Company | Reducing aluminosilicate scale in the bayer process feed strategy for dsp inhibitor |
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US10301414B2 (en) | 2014-12-08 | 2019-05-28 | Cytec Industries Inc. | Silicon containing polymer flocculants |
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BR112023019597A2 (en) * | 2022-02-07 | 2023-11-14 | Its Water Group Sa | COMPOSITION FOR REDUCING THE AMOUNT OF SODIUM HYDROALUMINOSILICATE DEPOSITS ON EQUIPMENT SURFACES AND METHOD FOR OBTAINING A COMPOSITION |
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SU500290A1 (en) * | 1971-12-27 | 1976-01-25 | Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности | Scale inhibitor |
US5415782A (en) * | 1993-11-22 | 1995-05-16 | Nalco Chemical Company | Method for the alteration of siliceous materials from bayer process liquors |
WO1997041065A1 (en) * | 1996-04-29 | 1997-11-06 | Cytec Technology Corp. | Use of hydroxamated polymers to alter bayer process scale |
US6086771A (en) * | 1997-12-12 | 2000-07-11 | Nalco Chemical Company | Water continuous emulsion polymers for improving scale control in the bayer process |
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-
2002
- 2002-07-22 US US10/201,209 patent/US6814873B2/en not_active Expired - Lifetime
-
2003
- 2003-06-20 ES ES03765453T patent/ES2250915T3/en not_active Expired - Lifetime
- 2003-06-20 OA OA1200500014A patent/OA12887A/en unknown
- 2003-06-20 CN CN2008101250615A patent/CN101318970B/en not_active Expired - Lifetime
- 2003-06-20 CN CN2010101570625A patent/CN101875705B/en not_active Expired - Lifetime
- 2003-06-20 WO PCT/US2003/019388 patent/WO2004009606A1/en active IP Right Grant
- 2003-06-20 JP JP2004523007A patent/JP4317520B2/en not_active Expired - Lifetime
- 2003-06-20 AT AT03765453T patent/ATE312835T1/en not_active IP Right Cessation
- 2003-06-20 DE DE60302798T patent/DE60302798T2/en not_active Expired - Lifetime
- 2003-06-20 RU RU2005104828/04A patent/RU2311494C2/en active
- 2003-06-20 CA CA2493521A patent/CA2493521C/en not_active Expired - Lifetime
- 2003-06-20 EP EP05018991A patent/EP1630182A3/en not_active Withdrawn
- 2003-06-20 AU AU2003251572A patent/AU2003251572B2/en not_active Expired
- 2003-06-20 EP EP03765453A patent/EP1523487B1/en not_active Expired - Lifetime
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-
2004
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2008
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Title |
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DATABASE CA [online] CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US; KAZAKOV, V. G. ET AL: "Heating and evaporation of silicon containing aluminate solutions", XP002262370, retrieved from STN Database accession no. 92:61106 CA * |
DATABASE CA [online] CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US; KAZAKOV, V. G. ET AL: "Improvement in the evaporation of soda-alkaline aluminate solutions", XP002262371, retrieved from STN Database accession no. 89:148780 CA * |
DATABASE WPI Section Ch Week 197709, Derwent World Patents Index; Class A97, AN 1977-16031Y, XP002262372 * |
TSVETNYE METALLY (MOSCOW, RUSSIAN FEDERATION) (1978), (6), 40-2 * |
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Cited By (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2006212981B2 (en) * | 2005-02-09 | 2011-04-21 | Cytec Technology Corp. | Method of preventing or reducing aluminosilicate scale in industrial processes |
CN101115776B (en) * | 2005-02-09 | 2012-01-11 | Cytec技术有限公司 | Method of preventing or reducing aluminosilicate scale in industrial processes |
AU2014201868B2 (en) * | 2005-02-09 | 2014-12-04 | Cytec Technology Corp. | Method of preventing or reducing aluminosilicate scale in industrial processes |
WO2006086189A1 (en) * | 2005-02-09 | 2006-08-17 | Cytec Technology Corp. | Method of preventing or reducing aluminosilicate scale in industrial processes |
JP2008529774A (en) * | 2005-02-09 | 2008-08-07 | サイテク・テクノロジー・コーポレーシヨン | Methods for preventing or reducing aluminosilicate scale in industrial processes |
DE102006005799B4 (en) | 2005-02-09 | 2019-05-23 | Cytec Technology Corp. | A composition for preventing or reducing aluminum silicate deposits in industrial processes |
JP2013039562A (en) * | 2005-02-09 | 2013-02-28 | Cytec Technology Corp | Method of preventing or reducing aluminosilicate scale in industrial process |
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