CN1100723C - 异羟肟酸化聚合物改变拜耳法中积垢的方法 - Google Patents

异羟肟酸化聚合物改变拜耳法中积垢的方法 Download PDF

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Publication number
CN1100723C
CN1100723C CN97194165A CN97194165A CN1100723C CN 1100723 C CN1100723 C CN 1100723C CN 97194165 A CN97194165 A CN 97194165A CN 97194165 A CN97194165 A CN 97194165A CN 1100723 C CN1100723 C CN 1100723C
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CN
China
Prior art keywords
incrustation
bayer process
liquid stream
equipment
polymers
Prior art date
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Expired - Fee Related
Application number
CN97194165A
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English (en)
Chinese (zh)
Other versions
CN1216969A (zh
Inventor
A·S·罗滕伯格
P·V·阿沃汀斯
R·科尔
F·库拉
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Cytec Technology Corp
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Cytec Technology Corp
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Publication date
Application filed by Cytec Technology Corp filed Critical Cytec Technology Corp
Publication of CN1216969A publication Critical patent/CN1216969A/zh
Application granted granted Critical
Publication of CN1100723C publication Critical patent/CN1100723C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Nutrition Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CN97194165A 1996-04-29 1997-04-23 异羟肟酸化聚合物改变拜耳法中积垢的方法 Expired - Fee Related CN1100723C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/639,452 US5733459A (en) 1996-04-29 1996-04-29 Use of hydroxamated polymers to alter bayer process scale
US08/639,452 1996-04-29

Publications (2)

Publication Number Publication Date
CN1216969A CN1216969A (zh) 1999-05-19
CN1100723C true CN1100723C (zh) 2003-02-05

Family

ID=24564139

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97194165A Expired - Fee Related CN1100723C (zh) 1996-04-29 1997-04-23 异羟肟酸化聚合物改变拜耳法中积垢的方法

Country Status (12)

Country Link
US (1) US5733459A (cg-RX-API-DMAC10.html)
EP (1) EP0900179B1 (cg-RX-API-DMAC10.html)
CN (1) CN1100723C (cg-RX-API-DMAC10.html)
AU (1) AU712324B2 (cg-RX-API-DMAC10.html)
BR (1) BR9709131A (cg-RX-API-DMAC10.html)
CA (1) CA2252694C (cg-RX-API-DMAC10.html)
DE (1) DE69723257T2 (cg-RX-API-DMAC10.html)
ES (1) ES2199360T3 (cg-RX-API-DMAC10.html)
IN (1) IN192781B (cg-RX-API-DMAC10.html)
RU (1) RU2189943C2 (cg-RX-API-DMAC10.html)
UA (1) UA56168C2 (cg-RX-API-DMAC10.html)
WO (1) WO1997041075A1 (cg-RX-API-DMAC10.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5750070A (en) * 1996-07-19 1998-05-12 Nalco Chemical Company Use of biodegradable polymers in preventing corrosion and scale build-up
US6086771A (en) * 1997-12-12 2000-07-11 Nalco Chemical Company Water continuous emulsion polymers for improving scale control in the bayer process
GB0103192D0 (en) * 2001-02-09 2001-03-28 Ciba Spec Chem Water Treat Ltd Scale removal or prevention
US20060124553A1 (en) * 2002-07-22 2006-06-15 Taylor Matthew L Method of preventing or reducing aluminosilicate scale in high level nuclear wastes
US7390415B2 (en) * 2002-07-22 2008-06-24 Cytec Technology Corp. Method and compositions for preventing or reducing aluminosilicate scale in alkaline industrial processes
US6814873B2 (en) * 2002-07-22 2004-11-09 Cytec Technology Corp. Method of preventing or reducing aluminosilicate scale in a bayer process
DE102004017034A1 (de) * 2004-04-02 2005-10-20 Stockhausen Chem Fab Gmbh Verwendung von Copolymerisaten zur Verringerung von Ausfällungen und Belägen durch anorganische und organische Verunreinigungen im Bayer Prozess zur Gewinnung von Aluminiumhydroxid
US8029752B2 (en) 2009-04-06 2011-10-04 Nalco Company Approach in controlling DSP scale in bayer process
US9487408B2 (en) 2009-09-25 2016-11-08 Nalco Company Reducing aluminosilicate scale in the bayer process
US8545776B2 (en) 2009-09-25 2013-10-01 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
US9416020B2 (en) 2009-09-25 2016-08-16 Nalco Company Surfactant based small molecules for reducing aluminosilicate scale in the bayer process

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345344A (en) * 1961-09-08 1967-10-03 Nopco Chem Co Process for conversion of amidoxime polymers to polyhydroxamic acids using aqueous hydrochloric acid solutions
GB2070108B (en) * 1980-02-14 1984-02-08 Elf Aquitaine Drilling and/or completion muds
FR2533572A1 (fr) * 1982-09-28 1984-03-30 Elf Aquitaine Perfectionnements a la preparation de polymeres a fonctions hydroxamiques, nouveaux polymeres obtenus et leurs applications
FR2536383A1 (fr) * 1982-11-24 1984-05-25 Elf Aquitaine Procede et produit pour l'empechement de l'entartrage par des eaux
FR2538717B1 (fr) * 1982-12-31 1987-09-11 Elf Aquitaine Procede et produit pour l'inhibition du depot d'argiles dans de l'eau
US4629556A (en) * 1984-11-29 1986-12-16 Thiele Kaolin Company Purification of kaolin clay by froth flotation using hydroxamate collectors
US4767540A (en) * 1987-02-11 1988-08-30 American Cyanamid Company Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams
US5027891A (en) * 1988-03-30 1991-07-02 Alcan International Limited Method for transferring heat between process liquor streams
US4886872A (en) * 1989-05-22 1989-12-12 Nalco Chemical Company Novel cationic hydroxamate polymers
AU643899B2 (en) * 1991-07-24 1993-11-25 Nalco Chemical Company Hydroxamic acid containing polymers used as corrosion inhibitors
US5314626A (en) * 1991-12-23 1994-05-24 Nalco Chemical Company Method for the alteration of siliceous materials from Bayer process liquids
AU650199B1 (en) * 1992-08-03 1994-06-09 Nalco Chemical Company Method for the alteration of siliceous materials from Bayer process liquors
US5415782A (en) * 1993-11-22 1995-05-16 Nalco Chemical Company Method for the alteration of siliceous materials from bayer process liquors
US5539046A (en) * 1994-11-04 1996-07-23 Cytec Technology Corp. Blends of hydroxamated polymer emulsions with polyacrylate emulsions

Also Published As

Publication number Publication date
CA2252694C (en) 2005-06-07
UA56168C2 (uk) 2003-05-15
AU2810297A (en) 1997-11-19
DE69723257T2 (de) 2004-05-19
US5733459A (en) 1998-03-31
CN1216969A (zh) 1999-05-19
AU712324B2 (en) 1999-11-04
ES2199360T3 (es) 2004-02-16
IN192781B (cg-RX-API-DMAC10.html) 2004-05-15
EP0900179A1 (en) 1999-03-10
CA2252694A1 (en) 1997-11-06
WO1997041075A1 (en) 1997-11-06
RU2189943C2 (ru) 2002-09-27
DE69723257D1 (de) 2003-08-07
EP0900179B1 (en) 2003-07-02
BR9709131A (pt) 1999-08-03

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