DE3206110C2 - Verfahren zur Herstellung von grobkörnigem Aluminiumhydroxid - Google Patents

Verfahren zur Herstellung von grobkörnigem Aluminiumhydroxid

Info

Publication number
DE3206110C2
DE3206110C2 DE3206110A DE3206110A DE3206110C2 DE 3206110 C2 DE3206110 C2 DE 3206110C2 DE 3206110 A DE3206110 A DE 3206110A DE 3206110 A DE3206110 A DE 3206110A DE 3206110 C2 DE3206110 C2 DE 3206110C2
Authority
DE
Germany
Prior art keywords
aluminum hydroxide
precipitation
solution
sodium aluminate
coarse
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.)
Expired
Application number
DE3206110A
Other languages
German (de)
English (en)
Other versions
DE3206110A1 (de
Inventor
Takuo Harato
Hisakatsu Kato
Yasumi Niihama Shiozaki
Koichi Yamada
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Aluminum Smelting Co
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 Sumitomo Aluminum Smelting Co filed Critical Sumitomo Aluminum Smelting Co
Publication of DE3206110A1 publication Critical patent/DE3206110A1/de
Application granted granted Critical
Publication of DE3206110C2 publication Critical patent/DE3206110C2/de
Expired legal-status Critical Current

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
    • C01F7/14—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
    • C01F7/147—Apparatus for precipitation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer 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)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE3206110A 1981-02-20 1982-02-19 Verfahren zur Herstellung von grobkörnigem Aluminiumhydroxid Expired DE3206110C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56024780A JPS57140316A (en) 1981-02-20 1981-02-20 Manufacture of coarse granular aluminum hydroxide

Publications (2)

Publication Number Publication Date
DE3206110A1 DE3206110A1 (de) 1982-09-09
DE3206110C2 true DE3206110C2 (de) 1984-05-24

Family

ID=12147689

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3206110A Expired DE3206110C2 (de) 1981-02-20 1982-02-19 Verfahren zur Herstellung von grobkörnigem Aluminiumhydroxid

Country Status (6)

Country Link
US (1) US4364919A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57140316A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU529692B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8200890A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1160816A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3206110C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0102403B1 (de) * 1982-09-02 1986-03-05 Alcoa Chemie GmbH Verbessertes Verfahren zur Gewinnung von Tonerde
FR2534898B1 (fr) * 1982-10-20 1985-07-19 Pechiney Aluminium Procede d'obtention de trihydroxyde d'aluminium de diametre median regle a la demande dans l'intervalle de 2 a 100 microns
FR2551429B2 (fr) * 1983-09-05 1985-10-18 Pechiney Aluminium Procede de production d'un trihydroxyde d'aluminium de granulometrie grosse et reguliere
US4511542A (en) * 1984-05-24 1985-04-16 Kaiser Aluminum & Chemical Corporation Bayer process production of alumina hydrate
US4555394A (en) * 1984-06-01 1985-11-26 Chiyoda Chemical Engineering & Construction Co., Ltd. Process for the preparation of alumina
FR2573414B1 (fr) * 1984-11-22 1989-12-01 Pechiney Aluminium Procede de mise en oeuvre d'un amorcage en deux temps pour l'obtention d'alumine a gros grains
FR2598701B1 (fr) * 1986-05-15 1988-08-05 Pechiney Aluminium Procede et dispositif de decomposition de liqueur d'aluminate de sodium pour la production d'alumine
US4900537A (en) * 1986-12-11 1990-02-13 Biotage, Inc. Control of form of crystal precipitation of aluminum hydroxide using cosolvents and varying caustic concentration
US4822593A (en) * 1986-12-11 1989-04-18 Aluminum Company Of America Control of form of crystal precipitation of aluminum hydroxide using cosolvents and varying caustic concentration
US5127950A (en) * 1989-09-14 1992-07-07 Lonza Ltd. Short-prismatic aluminum hydroxide, process for preparing same from supersaturated sodium aluminate-liquor, and compositions containing same
US5102426A (en) * 1990-02-14 1992-04-07 Alcan International Limited Process for precipitating alumina from bayer process liquor
US5163973A (en) * 1990-02-14 1992-11-17 Alcan Internatinal Limited Process for producing low soda alumina
DE69324908T2 (de) * 1992-02-19 2000-01-13 Comalco Aluminium Ltd., Melbourne Verbesserte herstellung von aluminiumoxid
ES2137447T3 (es) * 1994-11-30 1999-12-16 Billiton Intellectual Pty Procedimiento para la precipitacion de hidroxido de aluminio a partir de una solucion de aluminato de sodio supersaturado.
ES2276454T3 (es) * 1998-10-28 2007-06-16 ALCAN TECHNOLOGY & MANAGEMENT AG Proceso para la fabricacion de hidroxido de aluminio de grano grueso.
AU784483B2 (en) * 2001-07-11 2006-04-13 Sumitomo Chemical Company, Limited Method for producing aluminum hydroxide
AU2002301811B2 (en) 2001-11-07 2007-08-23 Sumitomo Chemical Company, Limited Aluminum hydroxide aggregated particles, process for producing the same, vessel used therefor, and process for producing aluminum hydroxide powder
JP5285317B2 (ja) * 2008-03-28 2013-09-11 住友化学株式会社 水酸化アルミニウムの製造方法
US8329072B2 (en) 2010-11-24 2012-12-11 Brimrock International Inc. Method and system for generating sulfur seeds and granules
CN103332719A (zh) * 2013-07-18 2013-10-02 北京世纪地和控股有限公司 一种高纯氢氧化铝的生产方法
KR102233797B1 (ko) * 2020-11-04 2021-03-30 (주)옥산아이엠티 이차전지용 가압 트레이

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1045216A (en) * 1963-05-06 1966-10-12 Aluminium Lab Ltd Improvements in or relating to the precipitation of alumina
US3649184A (en) * 1969-05-29 1972-03-14 Reynolds Metals Co Precipitation of alumina hydrate
JPS5344920B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-05-08 1978-12-02
NO135059C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-04-16 1977-02-02 Norsk Hydro As
GB1548168A (en) * 1975-09-08 1979-07-04 Alcan Res & Dev Production of alumina trihydrate
US4014985A (en) * 1975-12-22 1977-03-29 Aluminum Company Of America Precipitation of aluminum oxide having low sodium oxide content
JPS5456999A (en) * 1977-10-17 1979-05-08 Nippon Light Metal Co Preparation of crude alumina particles
CH644332A5 (de) * 1978-11-07 1984-07-31 Alusuisse Verfahren zur herstellung von grobem aluminiumhydroxid.
JPS5951489B2 (ja) * 1979-08-13 1984-12-14 住友アルミニウム製錬株式会社 粗大粒子水酸化アルミニウムの製造方法
US4305913A (en) * 1980-08-06 1981-12-15 Kaiser Aluminum & Chemical Corporation Alumina hydrate production from Bayer liquor by seeding

Also Published As

Publication number Publication date
US4364919A (en) 1982-12-21
DE3206110A1 (de) 1982-09-09
AU529692B2 (en) 1983-06-16
CA1160816A (en) 1984-01-24
JPS6323131B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-05-14
AU8038382A (en) 1982-09-02
JPS57140316A (en) 1982-08-30
BR8200890A (pt) 1982-12-28

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZ

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SUMITOMO CHEMICAL CO., LTD., OSAKA, JP

8328 Change in the person/name/address of the agent

Free format text: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZEL, W., DIPL.-ING. KOTTMANN, D., DIPL.-ING, PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee