CA2229266A1 - Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions - Google Patents

Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions

Info

Publication number
CA2229266A1
CA2229266A1 CA002229266A CA2229266A CA2229266A1 CA 2229266 A1 CA2229266 A1 CA 2229266A1 CA 002229266 A CA002229266 A CA 002229266A CA 2229266 A CA2229266 A CA 2229266A CA 2229266 A1 CA2229266 A1 CA 2229266A1
Authority
CA
Canada
Prior art keywords
polyaluminum
chlorosulfates
chlorides
compositions
methods
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
CA002229266A
Other languages
French (fr)
Other versions
CA2229266C (en
Inventor
James M. Dulko
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.)
Delta Chemical Corp
Original Assignee
Delta Chemical Corporation
James M. Dulko
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=26676480&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2229266(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Delta Chemical Corporation, James M. Dulko filed Critical Delta Chemical Corporation
Publication of CA2229266A1 publication Critical patent/CA2229266A1/en
Application granted granted Critical
Publication of CA2229266C publication Critical patent/CA2229266C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C01F7/48—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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/86—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by NMR- or ESR-data

Abstract

The present invention is directed to a process for the production of polyaluminum chlorides and polyaluminum chlorosulfates useful as coagulants in water treatment. In addition, the invention is directed to the products made by the disclosed processes.
CA002229266A 1995-09-18 1996-08-29 Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions Expired - Lifetime CA2229266C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US708495P 1995-09-18 1995-09-18
US60/007,084 1995-09-18
US1540796P 1996-04-15 1996-04-15
US60/015,407 1996-04-15
PCT/US1996/013977 WO1997011029A2 (en) 1995-09-18 1996-08-29 Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions

Publications (2)

Publication Number Publication Date
CA2229266A1 true CA2229266A1 (en) 1997-03-27
CA2229266C CA2229266C (en) 2001-10-16

Family

ID=26676480

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002229266A Expired - Lifetime CA2229266C (en) 1995-09-18 1996-08-29 Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions

Country Status (7)

Country Link
US (3) US5985234A (en)
EP (1) EP0851838A2 (en)
CN (1) CN1196711A (en)
AU (1) AU7153296A (en)
BR (1) BR9610626A (en)
CA (1) CA2229266C (en)
WO (1) WO1997011029A2 (en)

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WO2015192044A1 (en) * 2014-06-13 2015-12-17 Geo Specialty Chemicals, Inc. Method for making sulfated polyaluminum chloride (pacs) or polyaluminum chloride (pac) and pacs of pac made by same
US10947124B2 (en) 2014-09-12 2021-03-16 Usalco, Llc Concentrated aqueous solutions of aluminum chlorohydrate monohydrate
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Also Published As

Publication number Publication date
WO1997011029A2 (en) 1997-03-27
WO1997011029A3 (en) 1997-05-15
MX9802088A (en) 1998-10-31
CA2229266C (en) 2001-10-16
BR9610626A (en) 1999-04-06
CN1196711A (en) 1998-10-21
US6036935A (en) 2000-03-14
US5985234A (en) 1999-11-16
EP0851838A2 (en) 1998-07-08
US5997838A (en) 1999-12-07
AU7153296A (en) 1997-04-09

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Effective date: 20160829