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
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
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- 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
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- 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
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- 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)
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 (enEXAMPLES) | 1965-06-23 |
Family
ID=22773249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE657545D BE657545A (enEXAMPLES) | 1962-07-06 | 1964-12-23 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3210308A (enEXAMPLES) |
BE (1) | BE657545A (enEXAMPLES) |
GB (1) | GB1003356A (enEXAMPLES) |
Families Citing this family (12)
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)
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 |
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1962
- 1962-07-06 US US208117A patent/US3210308A/en not_active Expired - Lifetime
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1963
- 1963-06-25 GB GB25208/63A patent/GB1003356A/en not_active Expired
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1964
- 1964-12-23 BE BE657545D patent/BE657545A/xx unknown
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 |