ZA742169B - Process for preparing aqueous solutions of acrylamide polymers - Google Patents
Process for preparing aqueous solutions of acrylamide polymersInfo
- Publication number
- ZA742169B ZA742169B ZA00742169A ZA742169A ZA742169B ZA 742169 B ZA742169 B ZA 742169B ZA 00742169 A ZA00742169 A ZA 00742169A ZA 742169 A ZA742169 A ZA 742169A ZA 742169 B ZA742169 B ZA 742169B
- Authority
- ZA
- South Africa
- Prior art keywords
- aqueous solutions
- acrylamide polymers
- preparing aqueous
- acrylamide
- polymers
- Prior art date
Links
- 239000007864 aqueous solution Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920002401 polyacrylamide Polymers 0.000 title 1
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
- 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
- C08F20/52—Amides or imides
- C08F20/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F20/56—Acrylamide; Methacrylamide
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA00742169A ZA742169B (en) | 1974-04-04 | 1974-04-04 | Process for preparing aqueous solutions of acrylamide polymers |
| CA223,812A CA1033088A (en) | 1974-04-04 | 1975-04-03 | Process for preparing aqueous solutions of acrylamide polymers |
| BE155075A BE827541A (fr) | 1974-04-04 | 1975-04-03 | Procede de preparation de solutions aqueuses de polymeres d'acrylamide |
| DE19752514643 DE2514643A1 (de) | 1974-04-04 | 1975-04-03 | Verfahren zur herstellung von waessrigen loesungen von acrylamidpolymeren und deren verwendung |
| CH421475A CH592117A5 (cs) | 1974-04-04 | 1975-04-03 | |
| FR7510532A FR2266709B1 (cs) | 1974-04-04 | 1975-04-04 | |
| US05/565,125 US4039498A (en) | 1974-04-04 | 1975-04-04 | Process for preparing aqueous solutions of acrylamide polymers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA00742169A ZA742169B (en) | 1974-04-04 | 1974-04-04 | Process for preparing aqueous solutions of acrylamide polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA742169B true ZA742169B (en) | 1975-04-30 |
Family
ID=25567554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00742169A ZA742169B (en) | 1974-04-04 | 1974-04-04 | Process for preparing aqueous solutions of acrylamide polymers |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4039498A (cs) |
| BE (1) | BE827541A (cs) |
| CA (1) | CA1033088A (cs) |
| CH (1) | CH592117A5 (cs) |
| DE (1) | DE2514643A1 (cs) |
| FR (1) | FR2266709B1 (cs) |
| ZA (1) | ZA742169B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2070047B (en) * | 1979-08-31 | 1984-05-02 | Staybond Pty Ltd | Polymerizable water-based composition |
| EP0130962A1 (en) * | 1983-06-02 | 1985-01-09 | Monsanto Company | Viscosity modifiers for acrylamide polymer |
| EP0594790B1 (en) * | 1991-07-17 | 1998-03-25 | National Diagnostics | Polyacrylamide gel matrix |
| CA2138314C (en) * | 1993-12-24 | 1999-09-21 | Hirotoshi Doki | Acrylamide polymers and use thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1050063B (de) * | 1954-09-22 | 1959-02-05 | Wacker-Chemie G.m.b.H., München | Verfahren zur Herstellung von wasserunlöslichen stickstoffhaltigen Polymerisaten |
| US3061595A (en) * | 1959-11-24 | 1962-10-30 | American Cyanamid Co | Polymerization promoter system for water-soluble polymers |
| US3296235A (en) * | 1960-02-16 | 1967-01-03 | Henkel & Cie Gmbh | Copolymer of acrylamide and nu-alkyl acrylamide with a propellant in aerosol spray cans |
| DE1112294B (de) * | 1960-04-06 | 1961-08-03 | Basf Ag | Verfahren zur Herstellung von wasserloeslichen, stickstoffhaltigen Polymerisaten |
| US3332922A (en) * | 1963-05-13 | 1967-07-25 | Calgon Corp | Acrylamide polymers prepared in the presence of a redox catalyst system wherein a constant free-radical concentration is maintained |
| US3651002A (en) * | 1967-05-04 | 1972-03-21 | Mitsubishi Rayon Co | Acrylamide type soil stabilizer containing either sodium or ammonium acrylate |
| US3620991A (en) * | 1968-09-25 | 1971-11-16 | American Cyanamid Co | Preparation of aqueous solution of acrylamide containing no free oxygen and polymerization of acrylamide therein |
-
1974
- 1974-04-04 ZA ZA00742169A patent/ZA742169B/xx unknown
-
1975
- 1975-04-03 BE BE155075A patent/BE827541A/xx unknown
- 1975-04-03 DE DE19752514643 patent/DE2514643A1/de active Pending
- 1975-04-03 CA CA223,812A patent/CA1033088A/en not_active Expired
- 1975-04-03 CH CH421475A patent/CH592117A5/xx not_active IP Right Cessation
- 1975-04-04 FR FR7510532A patent/FR2266709B1/fr not_active Expired
- 1975-04-04 US US05/565,125 patent/US4039498A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE827541A (fr) | 1975-07-31 |
| CH592117A5 (cs) | 1977-10-14 |
| FR2266709B1 (cs) | 1979-03-16 |
| US4039498A (en) | 1977-08-02 |
| FR2266709A1 (cs) | 1975-10-31 |
| CA1033088A (en) | 1978-06-13 |
| DE2514643A1 (de) | 1975-10-09 |
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