CN114667358A - 氧化铝的制备工艺 - Google Patents

氧化铝的制备工艺 Download PDF

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Publication number
CN114667358A
CN114667358A CN202080076972.2A CN202080076972A CN114667358A CN 114667358 A CN114667358 A CN 114667358A CN 202080076972 A CN202080076972 A CN 202080076972A CN 114667358 A CN114667358 A CN 114667358A
Authority
CN
China
Prior art keywords
aluminum chloride
solution
impurities
aluminum
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.)
Pending
Application number
CN202080076972.2A
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English (en)
Chinese (zh)
Inventor
R·J·拉马基亚
T·巴洛尼
S·T·德耶
K·R·贝克汉姆
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.)
Alcoa of Australia Ltd
Original Assignee
Alcoa of Australia Ltd
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 Alcoa of Australia Ltd filed Critical Alcoa of Australia Ltd
Publication of CN114667358A publication Critical patent/CN114667358A/zh
Pending 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)
CN202080076972.2A 2019-09-06 2020-09-07 氧化铝的制备工艺 Pending CN114667358A (zh)

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
CN114667358A true CN114667358A (zh) 2022-06-24

Family

ID=74851952

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080076972.2A Pending CN114667358A (zh) 2019-09-06 2020-09-07 氧化铝的制备工艺

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120736547A (zh) * 2025-08-18 2025-10-03 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

Families Citing this family (5)

* 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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157503A2 (en) * 1984-03-15 1985-10-09 Condea Chemie GmbH Production of low silica content, high purity alumina
US4634581A (en) * 1983-08-03 1987-01-06 Atlantic Richfield Company Production of high purity 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
US20170260062A1 (en) * 2014-10-03 2017-09-14 Orbite Technologies Inc. Methods for purifying aluminium ions

Family Cites Families (9)

* 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.
AUPM868594A0 (en) * 1994-10-06 1994-11-03 Alcoa Of Australia Limited Method of producing low soda content smelting grade alumina
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
AU2018101228A4 (en) * 2017-09-22 2018-09-27 Altech Chemicals Australia Pty Ltd A method for the preparation of alumina

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4634581A (en) * 1983-08-03 1987-01-06 Atlantic Richfield Company Production of high purity alumina
EP0157503A2 (en) * 1984-03-15 1985-10-09 Condea Chemie GmbH Production of low silica content, high purity 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
US20170260062A1 (en) * 2014-10-03 2017-09-14 Orbite Technologies Inc. Methods for purifying aluminium ions

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
杨伯涵: "《化工生产安全基础知识实用读本》", vol. 1, 28 February 2017, 苏州大学出版社, pages: 103 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120736547A (zh) * 2025-08-18 2025-10-03 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

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
KR20220100574A (ko) 2022-07-15
EP4025717A1 (en) 2022-07-13
BR112022004017A2 (pt) 2022-05-31
WO2021042176A1 (en) 2021-03-11
EP4025717A4 (en) 2023-10-04

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Application publication date: 20220624