CA2904566C - Crystallization aids for bayer aluminum hydroxide - Google Patents

Crystallization aids for bayer aluminum hydroxide Download PDF

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Publication number
CA2904566C
CA2904566C CA2904566A CA2904566A CA2904566C CA 2904566 C CA2904566 C CA 2904566C CA 2904566 A CA2904566 A CA 2904566A CA 2904566 A CA2904566 A CA 2904566A CA 2904566 C CA2904566 C CA 2904566C
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CA
Canada
Prior art keywords
occurrence
alkyl
formaldehyde resin
formed under
certain embodiments
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Active
Application number
CA2904566A
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English (en)
French (fr)
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CA2904566A1 (en
Inventor
James Counter
John T. Malito (Deceased)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ecolab USA Inc
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Ecolab USA Inc
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Publication of CA2904566A1 publication Critical patent/CA2904566A1/en
Application granted granted Critical
Publication of CA2904566C publication Critical patent/CA2904566C/en
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Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C01F7/145Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process characterised by the use of a crystal growth modifying agent other than aluminium hydroxide seed
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/51Particles with a specific particle size distribution
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/61Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA2904566A 2013-03-14 2014-02-12 Crystallization aids for bayer aluminum hydroxide Active CA2904566C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/829,950 US8920768B2 (en) 2013-03-14 2013-03-14 Crystallization aids for bayer aluminum hydroxide
US13/829,950 2013-03-14
PCT/US2014/016095 WO2014158404A1 (en) 2013-03-14 2014-02-12 Crystallization aids for bayer aluminum hydroxide

Publications (2)

Publication Number Publication Date
CA2904566A1 CA2904566A1 (en) 2014-10-02
CA2904566C true CA2904566C (en) 2021-04-13

Family

ID=51527841

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2904566A Active CA2904566C (en) 2013-03-14 2014-02-12 Crystallization aids for bayer aluminum hydroxide

Country Status (7)

Country Link
US (1) US8920768B2 (enExample)
JP (1) JP6266083B2 (enExample)
CN (1) CN105050956B (enExample)
AU (2) AU2014242260B2 (enExample)
BR (1) BR112015022091B1 (enExample)
CA (1) CA2904566C (enExample)
WO (1) WO2014158404A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9592456B2 (en) * 2015-02-11 2017-03-14 Ecolab Usa Inc. Methods for enhancing production of aluminum hydroxide in an aluminum hydroxide production process
CN109292804A (zh) * 2018-12-03 2019-02-01 广西华银铝业有限公司 一种氧化铝生产中草酸盐的去除方法
CN109761253B (zh) * 2019-03-27 2022-06-24 湖南绿脉环保科技股份有限公司 一种氧化铝生产用分解结晶助剂
CN111017969A (zh) * 2019-12-20 2020-04-17 湖南诺兰蒂尔环保科技有限公司 一种铝酸钠晶种分解的结晶助剂及氢氧化铝的制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456098A (en) * 1977-10-12 1979-05-04 Nippon Light Metal Co Method of producing crude aluminum hydrate particles
GB2066828A (en) * 1980-01-02 1981-07-15 Cooper & Co Ltd Edwin Lubrication composition
US4737352A (en) * 1987-04-09 1988-04-12 Nalco Chemical Company Use of surfactants in alumina precipitation in the bayer process
US5106599A (en) 1990-02-06 1992-04-21 Nalco Chemical Company Alumina crystal growth additive
DE4039053A1 (de) 1990-12-07 1992-06-11 Henkel Kgaa Polyglycerine im bayer-prozess
DE4231874A1 (de) * 1992-09-23 1994-03-24 Martinswerk Gmbh Verfahren zur Herstellung eines Aluminiumhydroxids Al(OH)¶3¶ mit abgerundeter Kornoberfläche
ATE149971T1 (de) 1992-12-14 1997-03-15 Nalco Chemical Co Änderung der trihydrat-kristalle im bayer- verfahren
US6527959B1 (en) * 2001-01-29 2003-03-04 Ondeo Nalco Company Method of clarifying bayer process liquors using salicylic acid containing polymers
CN1603234A (zh) * 2003-09-29 2005-04-06 包头市科技开发研究院 用富钾板岩提取碳酸钾、氢氧化铝并制备硅肥的配方及工艺
CN1292050C (zh) * 2004-06-29 2006-12-27 中国石油化工股份有限公司 从全馏分石脑油中分离正构烷烃的方法
US7955589B2 (en) 2005-06-23 2011-06-07 Nalco Company Composition and method for improved aluminum hydroxide production
US7976820B2 (en) * 2005-06-23 2011-07-12 Nalco Company Composition and method for improved aluminum hydroxide production
CN102107127B (zh) 2011-01-11 2015-04-22 西安蓝晓科技新材料股份有限公司 一种粉体造粒技术

Also Published As

Publication number Publication date
JP6266083B2 (ja) 2018-01-24
CN105050956B (zh) 2017-11-14
AU2014242260B2 (en) 2017-07-20
BR112015022091A2 (pt) 2017-07-18
US8920768B2 (en) 2014-12-30
JP2016515992A (ja) 2016-06-02
BR112015022091A8 (pt) 2021-06-01
AU2014242260A1 (en) 2015-11-05
AU2017245270A1 (en) 2017-11-02
CN105050956A (zh) 2015-11-11
AU2017245270B2 (en) 2018-10-04
CA2904566A1 (en) 2014-10-02
US20140271417A1 (en) 2014-09-18
WO2014158404A1 (en) 2014-10-02
BR112015022091B1 (pt) 2021-08-24

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Effective date: 20190211