DE2602402A1 - Verfahren zur herstellung gemahlenen alpha-aluminiumoxidtrihydrats - Google Patents

Verfahren zur herstellung gemahlenen alpha-aluminiumoxidtrihydrats

Info

Publication number
DE2602402A1
DE2602402A1 DE19762602402 DE2602402A DE2602402A1 DE 2602402 A1 DE2602402 A1 DE 2602402A1 DE 19762602402 DE19762602402 DE 19762602402 DE 2602402 A DE2602402 A DE 2602402A DE 2602402 A1 DE2602402 A1 DE 2602402A1
Authority
DE
Germany
Prior art keywords
ground
aluminum oxide
alpha
sodium
oxide trihydrate
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.)
Granted
Application number
DE19762602402
Other languages
German (de)
English (en)
Other versions
DE2602402C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
John William Case
Anthony Roland Emery
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.)
British Aluminum Co Ltd
Original Assignee
British Aluminum Co 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
Application filed by British Aluminum Co Ltd filed Critical British Aluminum Co Ltd
Publication of DE2602402A1 publication Critical patent/DE2602402A1/de
Application granted granted Critical
Publication of DE2602402C2 publication Critical patent/DE2602402C2/de
Granted 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
    • C01F7/021—After-treatment of oxides or hydroxides
    • C01F7/023—Grinding, deagglomeration or disintegration
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/26—Aluminium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Birds (AREA)
  • Geology (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Cosmetics (AREA)
DE19762602402 1975-01-24 1976-01-23 Verfahren zur herstellung gemahlenen alpha-aluminiumoxidtrihydrats Granted DE2602402A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3204/75A GB1537823A (en) 1975-01-24 1975-01-24 Alumina

Publications (2)

Publication Number Publication Date
DE2602402A1 true DE2602402A1 (de) 1976-07-29
DE2602402C2 DE2602402C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-07-23

Family

ID=9753921

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762602402 Granted DE2602402A1 (de) 1975-01-24 1976-01-23 Verfahren zur herstellung gemahlenen alpha-aluminiumoxidtrihydrats

Country Status (5)

Country Link
CA (1) CA1088040A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2602402A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2298510A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1537823A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1054458B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263276A (en) 1978-05-19 1981-04-21 Colgate-Palmolive Company Dentifrices

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2591581B1 (fr) * 1985-12-17 1990-05-25 Pechiney Aluminium Procede d'obtention avec une forte productivite de trihydroxyde d'aluminium, de haute purete et de diametre median inferieur a 4 micrometres, regle a la demande.
GB8803328D0 (en) * 1988-02-12 1988-03-09 Alcan Int Ltd Alumina hydrates
GB8803329D0 (en) * 1988-02-12 1988-03-09 Alcan Int Ltd Alumina hydrates
US4988498A (en) * 1989-07-27 1991-01-29 Unilever Patent Holdings B.V. Oral compositions
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263276A (en) 1978-05-19 1981-04-21 Colgate-Palmolive Company Dentifrices
US4305928A (en) 1978-05-19 1981-12-15 Colgate-Palmolive Co. Dentrifices

Also Published As

Publication number Publication date
GB1537823A (en) 1979-01-04
FR2298510A1 (fr) 1976-08-20
IT1054458B (it) 1981-11-10
DE2602402C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-07-23
FR2298510B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-09-04
CA1088040A (en) 1980-10-21

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: THE BRITISH ALUMINIUM CO. LTD., CHALFONT PARK, BUC

8127 New person/name/address of the applicant

Owner name: THE BRITISH ALUMINIUM CO. LTD., GERRARDS CROSS, BU

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee