KR20220100574A - 알루미나 제조 방법 - Google Patents

알루미나 제조 방법 Download PDF

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Publication number
KR20220100574A
KR20220100574A KR1020227011262A KR20227011262A KR20220100574A KR 20220100574 A KR20220100574 A KR 20220100574A KR 1020227011262 A KR1020227011262 A KR 1020227011262A KR 20227011262 A KR20227011262 A KR 20227011262A KR 20220100574 A KR20220100574 A KR 20220100574A
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KR
South Korea
Prior art keywords
aluminum chloride
liquor
aluminum
solid
chloride hexahydrate
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
KR1020227011262A
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English (en)
Korean (ko)
Inventor
로버트 조셉 라마키아
트래비스 바로니
샤논 트로이 다이
케빈 로널드 베컴
Original Assignee
알코아오브오스트레일리아리미티드
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
Priority claimed from AU2019903300A external-priority patent/AU2019903300A0/en
Application filed by 알코아오브오스트레일리아리미티드 filed Critical 알코아오브오스트레일리아리미티드
Publication of KR20220100574A publication Critical patent/KR20220100574A/ko
Withdrawn legal-status Critical Current

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    • 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
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/306—Thermal decomposition of hydrated chlorides, e.g. of aluminium trichloride hexahydrate
    • 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
    • C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
    • C01F7/22—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with halides or halogen acids
    • 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
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
    • 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
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/56—Chlorides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/007—Wet processes by acid leaching
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/02—Working-up flue dust
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
KR1020227011262A 2019-09-06 2020-09-07 알루미나 제조 방법 Withdrawn KR20220100574A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2019903300A AU2019903300A0 (en) 2019-09-06 Process for preparing alumina
AU2019903300 2019-09-06
PCT/AU2020/050939 WO2021042176A1 (en) 2019-09-06 2020-09-07 Process for preparing alumina

Publications (1)

Publication Number Publication Date
KR20220100574A true KR20220100574A (ko) 2022-07-15

Family

ID=74851952

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227011262A Withdrawn KR20220100574A (ko) 2019-09-06 2020-09-07 알루미나 제조 방법

Country Status (9)

Country Link
US (1) US20220185689A1 (enExample)
EP (1) EP4025717A4 (enExample)
JP (1) JP2022547859A (enExample)
KR (1) KR20220100574A (enExample)
CN (1) CN114667358A (enExample)
AU (1) AU2020343122A1 (enExample)
BR (1) BR112022004017A2 (enExample)
CA (1) CA3149879A1 (enExample)
WO (1) WO2021042176A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022183251A1 (en) * 2021-03-05 2022-09-09 Alcoa Of Australia Limited Method of preparing alumina
JP7852061B2 (ja) * 2022-01-25 2026-04-27 アディティア ビルラ サイエンス アンド テクノロジー カンパニー プライベート リミテッド 高純度アルミナを生成するためのプロセス
CN119698394A (zh) * 2022-06-08 2025-03-25 拉瓦布鲁有限公司 生产铝土材料的方法
TW202421582A (zh) * 2022-08-26 2024-06-01 澳大利亞商美鋁澳大利亞有限公司 製備氧化鋁之方法
CN116621205B (zh) * 2023-06-07 2025-04-04 黄河科技学院 一种制备高纯氧化铝的水热反应方法
CN120736547B (zh) * 2025-08-18 2025-12-05 内蒙古工业大学 一种基于四氯铝酸钠制备高比表面积氢氧化铝的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947605A (en) * 1956-10-22 1960-08-02 Anaconda Co Production of alumina
NL191535C (nl) * 1983-08-03 1995-09-04 Rwe Dea Ag Werkwijze voor het bereiden van zuiver aluminiumoxide.
US4634581A (en) * 1983-08-03 1987-01-06 Atlantic Richfield Company Production of high purity alumina
US4560541A (en) * 1984-03-15 1985-12-24 Atlantic Richfield Company Production of low silica content, high purity alumina
AUPM868594A0 (en) * 1994-10-06 1994-11-03 Alcoa Of Australia Limited Method of producing low soda content smelting grade alumina
RU2241672C2 (ru) * 2002-10-14 2004-12-10 Научно-исследовательский физико-технический институт Красноярского государственного университета Министерства образования Российской Федерации СПОСОБ ПОЛУЧЕНИЯ МАЛОЩЕЛОЧНОГО α-ГЛИНОЗЕМА
KR20050086252A (ko) * 2004-02-25 2005-08-30 (주)마이크로케미칼 고백색 수산화알루미늄 제조 방법
AU2008232308A1 (en) * 2007-03-27 2008-10-02 Alcoa Of Australia Limited Method for precipitating boehmite
CN102399140B (zh) * 2010-09-17 2015-04-15 联仕(上海)电子化学材料有限公司 一种超纯电子级醋酸的生产方法
WO2014021729A1 (ru) * 2012-08-01 2014-02-06 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ получения глинозема
BR112015011049A2 (pt) * 2012-11-14 2017-07-11 Orbite Aluminae Inc métodos para purificação de íons de alumínio
US20170260062A1 (en) * 2014-10-03 2017-09-14 Orbite Technologies Inc. Methods for purifying aluminium ions
AU2018101228A4 (en) * 2017-09-22 2018-09-27 Altech Chemicals Australia Pty Ltd A method for the preparation of alumina

Also Published As

Publication number Publication date
US20220185689A1 (en) 2022-06-16
AU2020343122A1 (en) 2022-03-31
JP2022547859A (ja) 2022-11-16
CA3149879A1 (en) 2021-03-11
EP4025717A1 (en) 2022-07-13
CN114667358A (zh) 2022-06-24
BR112022004017A2 (pt) 2022-05-31
WO2021042176A1 (en) 2021-03-11
EP4025717A4 (en) 2023-10-04

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