CA951050A - Polyacrylates flocculants - Google Patents

Polyacrylates flocculants

Info

Publication number
CA951050A
CA951050A CA119,446,A CA119446A CA951050A CA 951050 A CA951050 A CA 951050A CA 119446 A CA119446 A CA 119446A CA 951050 A CA951050 A CA 951050A
Authority
CA
Canada
Prior art keywords
flocculants
polyacrylates
polyacrylates flocculants
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
CA119,446,A
Other languages
English (en)
Other versions
CA119446S (en
Inventor
Henry Volk
Percy J. Hamlin
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.)
Dow Chemical Co
Original Assignee
Dow Chemical 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
Priority to US791193A priority Critical patent/US3658771A/en
Priority to US790988A priority patent/US3657378A/en
Priority to FR7112561A priority patent/FR2133134A5/fr
Priority to NL7104896.A priority patent/NL167174C/xx
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Priority to CA119,446,A priority patent/CA951050A/en
Priority to GB3691171A priority patent/GB1333275A/en
Priority to JP7164506A priority patent/JPS5430020B2/ja
Priority to DE2142742A priority patent/DE2142742C2/de
Application granted granted Critical
Publication of CA951050A publication Critical patent/CA951050A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/04—Acids; Metal salts or ammonium salts thereof
    • C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/62—Monocarboxylic acids having ten or more carbon atoms; Derivatives thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/915—Redox catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/923—Ethylenic monomers containing at least one salt group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerization Catalysts (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Polymerisation Methods In General (AREA)
CA119,446,A 1969-01-14 1971-07-29 Polyacrylates flocculants Expired CA951050A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
US791193A US3658771A (en) 1969-01-14 1969-01-14 Preparing ammonium polyacrylates
US790988A US3657378A (en) 1969-01-14 1969-01-14 Preparing polyacrylates
FR7112561A FR2133134A5 (de) 1969-01-14 1971-04-08
NL7104896.A NL167174C (nl) 1969-01-14 1971-04-13 Werkwijze voor het bereiden van ammoniumpolyacrylaten.
CA119,446,A CA951050A (en) 1969-01-14 1971-07-29 Polyacrylates flocculants
GB3691171A GB1333275A (en) 1969-01-14 1971-08-05 Polyacrylate flocculants
JP7164506A JPS5430020B2 (de) 1969-01-14 1971-08-25
DE2142742A DE2142742C2 (de) 1969-01-14 1971-08-26 Verfahren zur Herstellung von Ammoniumpolyacrylaten

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US79119369A 1969-01-14 1969-01-14
US79098869A 1969-01-14 1969-01-14
FR7112561A FR2133134A5 (de) 1969-01-14 1971-04-08
NL7104896.A NL167174C (nl) 1969-01-14 1971-04-13 Werkwijze voor het bereiden van ammoniumpolyacrylaten.
CA119,446,A CA951050A (en) 1969-01-14 1971-07-29 Polyacrylates flocculants
GB3691171 1971-08-05
JP7164506A JPS5430020B2 (de) 1969-01-14 1971-08-25
DE2142742A DE2142742C2 (de) 1969-01-14 1971-08-26 Verfahren zur Herstellung von Ammoniumpolyacrylaten

Publications (1)

Publication Number Publication Date
CA951050A true CA951050A (en) 1974-07-09

Family

ID=27570217

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119,446,A Expired CA951050A (en) 1969-01-14 1971-07-29 Polyacrylates flocculants

Country Status (7)

Country Link
US (2) US3657378A (de)
JP (1) JPS5430020B2 (de)
CA (1) CA951050A (de)
DE (1) DE2142742C2 (de)
FR (1) FR2133134A5 (de)
GB (1) GB1333275A (de)
NL (1) NL167174C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4880444A (en) * 1985-12-31 1989-11-14 Mobil Oil Corporation Method of improving performance of gas-liquid separators

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926756A (en) * 1968-12-06 1975-12-16 Hercules Inc Process for preparing high molecular-weight, water soluble vinyl polymers by irradiation
US4115339A (en) * 1971-11-18 1978-09-19 Hercules Incorporated High molecular-weight, water-soluble vinyl polymers
US4024040A (en) * 1974-02-26 1977-05-17 Hercules Incorporated Polymerization of unsaturated monomers with radiation in the presence of salts
US4024216A (en) * 1975-07-02 1977-05-17 Nalco Chemical Company Carbonate leach uranium ore processing with sodium polyacrylate flocculant
JPS5346389A (en) * 1976-10-07 1978-04-25 Kao Corp Preparation of self-crosslinking polymer of acrylic alkali metal salt
JPS53149292A (en) * 1977-05-31 1978-12-26 Sumitomo Chem Co Ltd High-polymer ampholyte, its production and paper-strengthening agent and high-polymer coagulant containing the same as major ingredient
JPS5540749A (en) * 1978-09-19 1980-03-22 Satsuki Kitani Swelling polymeric material
FR2488814A1 (fr) * 1980-08-21 1982-02-26 Coatex Sa Agent de broyage pour suspension aqueuse de materiaux mineraux en vue d'applications pigmentaires
US4555346A (en) * 1981-09-14 1985-11-26 Union Carbide Corporation Process for flocculating phophatic slimes
US4529782A (en) * 1981-09-14 1985-07-16 Union Carbide Corporation High molecular weight water soluble polymers
US4485209A (en) * 1981-09-14 1984-11-27 Union Carbide Corporation Process for producing a polymer water-in-oil emulsion
US4452940A (en) * 1981-09-14 1984-06-05 Union Carbide Corporation Polymer water-in-oil emulsions
DE3202663A1 (de) * 1982-01-28 1983-08-04 Röhm GmbH, 6100 Darmstadt Verfahren zur herstellung des ammoniumsalzes der acryl- und der methacrylsaeure
US4533465A (en) * 1982-04-26 1985-08-06 American Cyanamid Company Low molecular weight copolymers as depressants in sylvinite ore flotation
GB2206121B (en) * 1987-06-26 1990-12-12 American Cyanamid Co High solids process for the production of water soluble polymers by exothermic polymerization
US5015713A (en) * 1988-04-19 1991-05-14 Polysar Financial Services S.A. Alkaline polymerization of carboxylated polymers
DE4207900A1 (de) * 1992-03-12 1993-09-16 Basf Ag Verfahren zur herstellung von copolymerisaten aus saeuregruppen enthaltenden monoethylenisch ungesaettigten monomeren und n-vinyllactamen
GB9619419D0 (en) * 1996-09-18 1996-10-30 Univ Bradford Polymeric material
US6660802B2 (en) 1999-06-07 2003-12-09 Donald Eagland Polymeric material
US6376631B1 (en) 2000-09-27 2002-04-23 Rhodia, Inc. Processes to control the residual monomer level of copolymers of tertiary amino monomer with a vinyl-functional monomer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509114A (en) * 1966-10-28 1970-04-28 Dow Chemical Co Process for polymerization of water-soluble acrylic monomers
GB1367661A (en) * 1971-04-07 1974-09-18 Int Nickel Ltd Nickel-chromium-cobalt alloys
JPS4842466A (de) * 1971-10-01 1973-06-20
JPS5421732B2 (de) * 1971-10-04 1979-08-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4880444A (en) * 1985-12-31 1989-11-14 Mobil Oil Corporation Method of improving performance of gas-liquid separators

Also Published As

Publication number Publication date
FR2133134A5 (de) 1972-11-24
NL7104896A (de) 1972-10-17
NL167174B (nl) 1981-06-16
JPS4831281A (de) 1973-04-24
DE2142742C2 (de) 1982-09-30
US3657378A (en) 1972-04-18
JPS5430020B2 (de) 1979-09-27
DE2142742A1 (de) 1973-03-15
NL167174C (nl) 1981-11-16
GB1333275A (en) 1973-10-10
US3658771A (en) 1972-04-25

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