DE2960688D1 - Highly reactive alumina and process for its preparation - Google Patents

Highly reactive alumina and process for its preparation

Info

Publication number
DE2960688D1
DE2960688D1 DE7979400460T DE2960688T DE2960688D1 DE 2960688 D1 DE2960688 D1 DE 2960688D1 DE 7979400460 T DE7979400460 T DE 7979400460T DE 2960688 T DE2960688 T DE 2960688T DE 2960688 D1 DE2960688 D1 DE 2960688D1
Authority
DE
Germany
Prior art keywords
preparation
highly reactive
reactive alumina
alumina
highly
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
DE7979400460T
Other languages
English (en)
Inventor
Michel Pajot
Laurent Seigneurin
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.)
Rhone Poulenc Specialites Chimiques
Original Assignee
Rhone Poulenc Specialites Chimiques
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9211192&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE2960688(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rhone Poulenc Specialites Chimiques filed Critical Rhone Poulenc Specialites Chimiques
Application granted granted Critical
Publication of DE2960688D1 publication Critical patent/DE2960688D1/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
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • 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
    • C01F7/57—Basic aluminium chlorides, e.g. polyaluminium chlorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/02—Amorphous compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • 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
    • C01P2006/12—Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE7979400460T 1978-07-26 1979-07-05 Highly reactive alumina and process for its preparation Expired DE2960688D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7822095A FR2431993A1 (fr) 1978-07-26 1978-07-26 Nouvelle alumine hautement reactive, son procede de preparation et son application a la preparation d'hydroxychlorure d'aluminium

Publications (1)

Publication Number Publication Date
DE2960688D1 true DE2960688D1 (en) 1981-11-19

Family

ID=9211192

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979400460T Expired DE2960688D1 (en) 1978-07-26 1979-07-05 Highly reactive alumina and process for its preparation

Country Status (9)

Country Link
US (1) US4292295A (de)
EP (1) EP0007833B2 (de)
JP (1) JPS596250B2 (de)
BR (1) BR7904711A (de)
CA (1) CA1118581A (de)
DE (1) DE2960688D1 (de)
ES (2) ES482784A1 (de)
FR (1) FR2431993A1 (de)
MX (1) MX6584E (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0617224B2 (ja) * 1985-03-04 1994-03-09 工業技術院長 易焼結性アルミナ粉体の製造法
US5286687A (en) * 1991-08-09 1994-02-15 Agency Of Industrial Science And Technology Method for production of needlelike crystalline particles
CN100436324C (zh) * 2006-04-17 2008-11-26 厦门大学 一种无定型氢氧化铝的制备方法
FR2927267B1 (fr) * 2008-02-07 2010-04-16 Inst Francais Du Petrole Catalyseur d'hydrogenation selective et son procede de preparation
US8007760B2 (en) * 2008-12-11 2011-08-30 Uop Llc Process for producing enhanced alumina
US7947250B2 (en) * 2008-12-11 2011-05-24 Uop Llc Process for conversion of aluminum oxide hydroxide

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2888323A (en) * 1955-12-13 1959-05-26 Ca Nat Research Council Production of active oxides of large specific surface area
NL302376A (de) * 1962-12-21
NL302372A (de) * 1962-12-21
US3459502A (en) * 1967-03-10 1969-08-05 Sinclair Research Inc Production of alumina from dawsonite
US3472787A (en) * 1968-01-19 1969-10-14 Air Prod & Chem Preparation of dried gel
US3743709A (en) * 1971-07-12 1973-07-03 Canadian Patents Dev Preparation of highly porous alumina
US4242328A (en) * 1973-05-14 1980-12-30 Purdue Research Foundation Process and compositions
FR2277039A2 (fr) * 1974-07-02 1976-01-30 Rhone Progil Hydroxychlorures d'aluminium et leur procede de preparation
FR2247425A1 (en) * 1973-10-16 1975-05-09 Rhone Progil Aluminium oxy-chlorides from activated alumina - having uniform properties, for sewage and sludge treatment and catalyst carrier prodn
US4034067A (en) * 1973-10-16 1977-07-05 Rhone-Poulenc Industries Hydroxychlorides of aluminum and method
JPS51140900A (en) * 1975-05-29 1976-12-04 Agency Of Ind Science & Technol Process for production of aluminum carbonate hydroxide:ammonium
GB1570632A (en) * 1976-01-05 1980-07-02 Exxon Research Engineering Co Preparation of catalysts of predetermined pore size distribution and pore volume
HU176461B (en) * 1978-06-26 1981-03-28 Almasfuezitoei Timfoeldgyqr Method for producing aluminium oxide which suitable for layer chromatography purposes

Also Published As

Publication number Publication date
BR7904711A (pt) 1980-04-22
ES482784A1 (es) 1980-09-01
US4292295A (en) 1981-09-29
FR2431993B1 (de) 1981-03-27
MX6584E (es) 1985-07-25
JPS5542289A (en) 1980-03-25
JPS596250B2 (ja) 1984-02-09
ES8104969A1 (es) 1981-05-16
CA1118581A (fr) 1982-02-23
EP0007833A1 (de) 1980-02-06
EP0007833B2 (de) 1984-12-12
FR2431993A1 (fr) 1980-02-22
ES491755A0 (es) 1981-05-16
EP0007833B1 (de) 1981-08-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: RHONE-POULENC SPECIALITES CHIMIQUES, COURBEVOIE, F

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

Free format text: EGGERT, H., DIPL.-CHEM. DR., PAT.-ANW., 5000 KOELN

8339 Ceased/non-payment of the annual fee