BE657545A - - Google Patents

Info

Publication number
BE657545A
BE657545A BE657545DA BE657545A BE 657545 A BE657545 A BE 657545A BE 657545D A BE657545D A BE 657545DA BE 657545 A BE657545 A BE 657545A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE657545A publication Critical patent/BE657545A/xx

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
    • C02F1/54—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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines
    • C08G73/0206—Polyalkylene(poly)amines
    • C08G73/0213—Preparatory process
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines
    • C08G73/0206—Polyalkylene(poly)amines
    • C08G73/0213—Preparatory process
    • C08G73/022—Preparatory process from polyamines and epihalohydrins
    • 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
    • Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S524/922—Flocculating, clarifying, or fining compositions

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)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BE657545D 1962-07-06 1964-12-23 BE657545A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US208117A US3210308A (en) 1962-07-06 1962-07-06 Polymeric flocculants

Publications (1)

Publication Number Publication Date
BE657545A true BE657545A (en:Method) 1965-06-23

Family

ID=22773249

Family Applications (1)

Application Number Title Priority Date Filing Date
BE657545D BE657545A (en:Method) 1962-07-06 1964-12-23

Country Status (3)

Country Link
US (1) US3210308A (en:Method)
BE (1) BE657545A (en:Method)
GB (1) GB1003356A (en:Method)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3523892A (en) * 1965-12-20 1970-08-11 Calgon C0Rp Method of flocculation with watersoluble condensation polymers
US3391090A (en) * 1965-12-20 1968-07-02 Calgon Corp Water-soluble condensation polymers
US3536646A (en) * 1967-03-13 1970-10-27 Dow Chemical Co Method for polymer dilution
US4482667A (en) * 1983-11-03 1984-11-13 The Dow Chemical Company Modified polyalkylenepolyamines
US4519843A (en) * 1983-11-03 1985-05-28 The Dow Chemical Company Modified polyalkylenepolyamines
US4461856A (en) * 1983-11-03 1984-07-24 The Dow Chemical Company Aqueous hydraulic cement slurry
CA1217205A (en) * 1983-11-03 1987-01-27 Stephen B. Willis Modified alkylenediamine or polyalkylenepolyamine composition and aqueous hydraulic cement slurry employing the composition
GB8410971D0 (en) * 1984-04-30 1984-06-06 Allied Colloids Ltd Flocculants and processes
US4661263A (en) * 1985-02-19 1987-04-28 Ethyl Corporation Water clarification
US4614593A (en) * 1985-03-28 1986-09-30 Ethyl Corporation Demulsification of oil-in-water emulsions
US4706755A (en) * 1985-05-09 1987-11-17 Ethyl Corporation Fluid loss control in well cement slurries
US4698380A (en) * 1985-09-23 1987-10-06 Ethyl Corporation Fluid loss control in well cement slurries

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182306A (en) * 1935-05-10 1939-12-05 Ig Farbenindustrie Ag Polymerization of ethylene imines
GB760969A (en) * 1953-02-26 1956-11-07 Seitz Werke Gmbh An apparatus for the admixture of filter aids
US2765229A (en) * 1954-02-15 1956-10-02 Rohm & Haas Methods of producing wet-laid cellulose fibrous products containing synthetic resins
US2834675A (en) * 1954-06-10 1958-05-13 American Cyanamid Co Polyalkylene-polyamine resinous composition, method of making paper using same and paper containing same
US3004924A (en) * 1958-10-31 1961-10-17 Visco Products Co Deemulsification of oil-in-water emulsions

Also Published As

Publication number Publication date
DE1495459A1 (de) 1969-08-28
US3210308A (en) 1965-10-05
DE1495459B2 (de) 1972-04-13
GB1003356A (en) 1965-09-02

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