DE69607926D1 - Verfahren zur Herstellung von stabilen wässrigen Lösungen mit hoher Stabilität von basischem Aluminiumchlorosulfat oder basischem Aluminiumchlorid - Google Patents

Verfahren zur Herstellung von stabilen wässrigen Lösungen mit hoher Stabilität von basischem Aluminiumchlorosulfat oder basischem Aluminiumchlorid

Info

Publication number
DE69607926D1
DE69607926D1 DE69607926T DE69607926T DE69607926D1 DE 69607926 D1 DE69607926 D1 DE 69607926D1 DE 69607926 T DE69607926 T DE 69607926T DE 69607926 T DE69607926 T DE 69607926T DE 69607926 D1 DE69607926 D1 DE 69607926D1
Authority
DE
Germany
Prior art keywords
basic aluminum
aqueous solutions
stable aqueous
preparation
high stability
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 - Fee Related
Application number
DE69607926T
Other languages
English (en)
Other versions
DE69607926T2 (de
Inventor
Fausto Marzolini
Aurelio Ardenti
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.)
Solvay Specialty Polymers Italy SpA
Original Assignee
Ausimont SpA
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 Ausimont SpA filed Critical Ausimont SpA
Application granted granted Critical
Publication of DE69607926D1 publication Critical patent/DE69607926D1/de
Publication of DE69607926T2 publication Critical patent/DE69607926T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C01F7/78—Compounds containing aluminium and two or more other elements, with the exception of oxygen and hydrogen
    • C01F7/786—Compounds containing aluminium and two or more other elements, with the exception of oxygen and hydrogen containing, besides aluminium, only anions, e.g. Al[OH]xCly[SO4]z

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
DE69607926T 1995-12-14 1996-12-10 Verfahren zur Herstellung von stabilen wässrigen Lösungen mit hoher Stabilität von basischem Aluminiumchlorosulfat oder basischem Aluminiumchlorid Expired - Fee Related DE69607926T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI002626A IT1277084B1 (it) 1995-12-14 1995-12-14 Processo per la preparazione di soluzioni acquose stabili ad alta basicita' di clorosolfato basico di alluminio o di cloruro basico

Publications (2)

Publication Number Publication Date
DE69607926D1 true DE69607926D1 (de) 2000-05-31
DE69607926T2 DE69607926T2 (de) 2000-11-30

Family

ID=11372713

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69607926T Expired - Fee Related DE69607926T2 (de) 1995-12-14 1996-12-10 Verfahren zur Herstellung von stabilen wässrigen Lösungen mit hoher Stabilität von basischem Aluminiumchlorosulfat oder basischem Aluminiumchlorid

Country Status (4)

Country Link
EP (1) EP0779242B1 (de)
AT (1) ATE192123T1 (de)
DE (1) DE69607926T2 (de)
IT (1) IT1277084B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10450209B2 (en) 2013-07-17 2019-10-22 Usalco, Llc Stable salt-free polyaluminum chlorosulfates
AU2014290034B2 (en) 2013-07-17 2019-01-17 Usalco, Llc Stable salt-free polyaluminum chlorosulfates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB489769A (en) * 1937-01-25 1938-08-03 Ig Farbenindustrie Ag Improvements in the manufacture and production of water-soluble basic aluminium compounds
FR2036685A1 (en) * 1969-01-31 1970-12-31 Taki Fertilizer Manufac Basic salts as coagulants for use in aqueous - media
GB2113666B (en) * 1982-01-23 1985-08-29 Laporte Industries Ltd Basic aluminium compounds
FR2534897A1 (fr) * 1982-10-26 1984-04-27 Ugine Kuhlmann Procede de fabrication de chlorosulfates basiques d'aluminium
GB8619552D0 (en) * 1986-08-11 1986-09-24 Unilever Plc Aluminium halides

Also Published As

Publication number Publication date
ATE192123T1 (de) 2000-05-15
IT1277084B1 (it) 1997-11-04
EP0779242B1 (de) 2000-04-26
EP0779242A2 (de) 1997-06-18
DE69607926T2 (de) 2000-11-30
EP0779242A3 (de) 1998-03-04
ITMI952626A0 (de) 1995-12-14
ITMI952626A1 (it) 1997-06-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee