EA201791573A1 - Композиции и способы усовершенствования производства гидроксида алюминия в процессе производства гидроксида алюминия - Google Patents

Композиции и способы усовершенствования производства гидроксида алюминия в процессе производства гидроксида алюминия

Info

Publication number
EA201791573A1
EA201791573A1 EA201791573A EA201791573A EA201791573A1 EA 201791573 A1 EA201791573 A1 EA 201791573A1 EA 201791573 A EA201791573 A EA 201791573A EA 201791573 A EA201791573 A EA 201791573A EA 201791573 A1 EA201791573 A1 EA 201791573A1
Authority
EA
Eurasian Patent Office
Prior art keywords
production
aluminum hydroxide
compositions
improving
methods
Prior art date
Application number
EA201791573A
Other languages
English (en)
Inventor
Джианджун Лиу
Кейвин Обрайен
Original Assignee
ЭКОЛАБ ЮЭсЭй ИНК.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ЭКОЛАБ ЮЭсЭй ИНК. filed Critical ЭКОЛАБ ЮЭсЭй ИНК.
Publication of EA201791573A1 publication Critical patent/EA201791573A1/ru

Links

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
    • C01F7/0666—Process control or regulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • 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
    • C01F7/066—Treatment of the separated residue
    • 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
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C01F7/145—Aluminium 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D2009/0086—Processes or apparatus therefor
    • B01D2009/009—Separation of organic compounds by selective or extractive crystallisation with the aid of auxiliary substances forming complex or molecular compounds, e.g. with ureum, thioureum or metal salts
    • B01D2009/0095—Separation of organic compounds by selective or extractive crystallisation with the aid of auxiliary substances forming complex or molecular compounds, e.g. with ureum, thioureum or metal salts with the aid of other complex forming substances than ureum, thioureum or metal salts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/10—Biofuels, e.g. bio-diesel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Fats And Perfumes (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)

Abstract

Предложены композиции и способы, применяемые для модификации кристаллизации, размера частиц и распределения гидроксида алюминия из раствора в процессе производства гидроксида алюминия, таком как процесс Байера. В частности, предложены композиции модификатора роста кристаллов, содержащие компонент, содержащий нерафинированное кукурузное масло, получаемое в процессе производства биоэтанола, и/или биодизельный компонент.
EA201791573A 2015-02-11 2016-02-11 Композиции и способы усовершенствования производства гидроксида алюминия в процессе производства гидроксида алюминия EA201791573A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/619,979 US9592456B2 (en) 2015-02-11 2015-02-11 Methods for enhancing production of aluminum hydroxide in an aluminum hydroxide production process
PCT/US2016/017533 WO2016130791A1 (en) 2015-02-11 2016-02-11 Compositions and methods for enhancing production of aluminum hydroxide in an aluminum hydroxide production process

Publications (1)

Publication Number Publication Date
EA201791573A1 true EA201791573A1 (ru) 2017-12-29

Family

ID=56565370

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201791573A EA201791573A1 (ru) 2015-02-11 2016-02-11 Композиции и способы усовершенствования производства гидроксида алюминия в процессе производства гидроксида алюминия

Country Status (9)

Country Link
US (2) US9592456B2 (ru)
EP (1) EP3256423A4 (ru)
CN (1) CN107207271B (ru)
AU (1) AU2016219248B2 (ru)
BR (1) BR112017016494A2 (ru)
CA (1) CA2974833C (ru)
EA (1) EA201791573A1 (ru)
SA (1) SA517382066B1 (ru)
WO (1) WO2016130791A1 (ru)

Families Citing this family (3)

* 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
TWI624101B (zh) * 2016-09-12 2018-05-11 國立成功大學 以醚基爲架橋之雙陽離子及其離子液體電解質與儲電裝置
CA3196057A1 (en) * 2017-05-24 2018-11-29 Poet Research, Inc. Enhanced alkyl ester containing oil compositions and methods of making and using the same

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2184703A (en) 1936-02-13 1939-12-26 Honeywell Regulator Co Temperature control system
US2181695A (en) 1936-07-29 1939-11-28 Bell Telephone Labor Inc Electrical condenser
US2257347A (en) 1939-09-16 1941-09-30 Kellog Co Machine for filling forms with biscuit material
US3642437A (en) 1968-09-09 1972-02-15 Stauffer Chemical Co Production of alumina and portland cement from clay and limestone
US4256709A (en) 1979-06-08 1981-03-17 Sizyakov Viktor M Method for the production of alumina
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
DE69125659T2 (de) 1990-06-25 1997-07-31 Nalco Australia Modifikation der Kristallzüchtung
DE4039053A1 (de) 1990-12-07 1992-06-11 Henkel Kgaa Polyglycerine im bayer-prozess
DE69308777T2 (de) 1992-12-14 1997-07-31 Nalco Chemical Co Änderung der Trihydrat-Kristalle im Bayer-Verfahren
GB9800855D0 (en) 1998-01-15 1998-03-11 Allied Colloids Ltd Production of alumina
US20060105920A1 (en) * 2004-11-16 2006-05-18 Dalman David A Performance-enhancing additives for lubricating oils
US7976821B2 (en) 2005-06-23 2011-07-12 Nalco Company Composition and method for improved aluminum hydroxide production
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
US7771681B2 (en) 2006-12-29 2010-08-10 Nalco Company Method for improved aluminum hydroxide production
US8282689B2 (en) 2009-07-01 2012-10-09 Nalco Company Composition and method for enhancing the production of crystal agglomerates from a precipitation liquor
US8926939B2 (en) 2013-03-13 2015-01-06 Ecolab Usa Inc. Neopolyols suitable for crystal growth modification in the Bayer process
US8920768B2 (en) * 2013-03-14 2014-12-30 Ecolab Usa Inc. Crystallization aids for bayer aluminum hydroxide
US9592456B2 (en) * 2015-02-11 2017-03-14 Ecolab Usa Inc. Methods for enhancing production of aluminum hydroxide in an aluminum hydroxide production process

Also Published As

Publication number Publication date
CN107207271B (zh) 2019-04-12
US9868646B2 (en) 2018-01-16
US20170137298A1 (en) 2017-05-18
CA2974833C (en) 2023-08-22
AU2016219248B2 (en) 2020-01-30
WO2016130791A1 (en) 2016-08-18
BR112017016494A2 (pt) 2018-04-10
EP3256423A1 (en) 2017-12-20
US20160230248A1 (en) 2016-08-11
SA517382066B1 (ar) 2022-04-19
EP3256423A4 (en) 2019-02-27
AU2016219248A1 (en) 2017-08-03
US9592456B2 (en) 2017-03-14
CA2974833A1 (en) 2016-08-18
CN107207271A (zh) 2017-09-26

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