AT274349B - Verfahren zur Herstellung wässeriger Lösungen, die hochmolekulares Polyacrylamid und Natriumpolyacrylat enthalten - Google Patents
Verfahren zur Herstellung wässeriger Lösungen, die hochmolekulares Polyacrylamid und Natriumpolyacrylat enthaltenInfo
- Publication number
- AT274349B AT274349B AT1137665A AT1137665A AT274349B AT 274349 B AT274349 B AT 274349B AT 1137665 A AT1137665 A AT 1137665A AT 1137665 A AT1137665 A AT 1137665A AT 274349 B AT274349 B AT 274349B
- Authority
- AT
- Austria
- Prior art keywords
- preparation
- molecular weight
- high molecular
- aqueous solutions
- solutions containing
- Prior art date
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
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/24—Homopolymers or copolymers of amides or imides
- C08L33/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Paper (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUBA001802 | 1964-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT274349B true AT274349B (de) | 1969-09-10 |
Family
ID=10993307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT1137665A AT274349B (de) | 1964-12-21 | 1965-12-17 | Verfahren zur Herstellung wässeriger Lösungen, die hochmolekulares Polyacrylamid und Natriumpolyacrylat enthalten |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3380947A (de) |
| AT (1) | AT274349B (de) |
| BE (1) | BE674034A (de) |
| DE (1) | DE1570407A1 (de) |
| FR (1) | FR1460347A (de) |
| GB (1) | GB1137495A (de) |
| NL (1) | NL6516596A (de) |
| SE (1) | SE336899B (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3507840A (en) * | 1967-04-27 | 1970-04-21 | Nalco Chemical Co | Method of removing water from water-soluble polymers |
| US4085045A (en) * | 1975-06-13 | 1978-04-18 | American Cyanamid Company | Low molecular weight hydrolyzed polyacrylamide used as a scale inhibitor in water systems |
| US4001161A (en) * | 1975-06-13 | 1977-01-04 | American Cyanamid Company | Low molecular weight hydrolyzed polyacrylamide and use thereof as scale inhibitor in water systems |
| GB2040894A (en) * | 1979-01-12 | 1980-09-03 | Fosroc International Ltd | Pumping aqueous slurries |
| GB8410971D0 (en) * | 1984-04-30 | 1984-06-06 | Allied Colloids Ltd | Flocculants and processes |
| US4759856A (en) * | 1984-04-30 | 1988-07-26 | Allied Colloids, Ltd. | Flocculation processes |
| DE3422612A1 (de) * | 1984-06-19 | 1985-12-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zur lagerstaettenbezogenen verbesserung der eigenschaften waessriger polymerloesungen, die zum polymerfluten dienen |
| DE201237T1 (de) * | 1985-04-25 | 1988-01-14 | Allied Colloids Group Ltd., Bradford, Yorkshire | Flockungsverfahren. |
| US4943378A (en) * | 1985-04-25 | 1990-07-24 | Allied Colloids Ltd. | Flocculation processes |
| US5723548A (en) * | 1988-12-19 | 1998-03-03 | Cytec Technology Corp. | Emulsified mannich acrylamide polymers |
| US5037881A (en) * | 1989-10-30 | 1991-08-06 | American Cyanamid Company | Emulsified mannich acrylamide polymers |
| USRE37037E1 (en) | 1988-12-19 | 2001-01-30 | Cytec Technology Corp. | Emulsified mannich acrylamide polymers |
| US5298258A (en) * | 1989-12-28 | 1994-03-29 | Nitto Denko Corporation | Acrylic oily gel bioadhesive material and acrylic oily gel preparation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2734915A (en) * | 1956-02-14 | Acrylic acid | ||
| DE1155598B (de) * | 1960-05-20 | 1963-10-10 | Hoechst Ag | Verfahren zur Herstellung von waessrigen Loesungen von Polyacrylamid |
-
1965
- 1965-12-17 DE DE19651570407 patent/DE1570407A1/de active Pending
- 1965-12-17 FR FR42758A patent/FR1460347A/fr not_active Expired
- 1965-12-17 AT AT1137665A patent/AT274349B/de active
- 1965-12-20 SE SE16492/65A patent/SE336899B/xx unknown
- 1965-12-20 NL NL6516596A patent/NL6516596A/xx unknown
- 1965-12-20 BE BE674034D patent/BE674034A/xx unknown
- 1965-12-21 US US515424A patent/US3380947A/en not_active Expired - Lifetime
- 1965-12-21 GB GB54122/65A patent/GB1137495A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1137495A (en) | 1968-12-18 |
| US3380947A (en) | 1968-04-30 |
| SE336899B (de) | 1971-07-19 |
| FR1460347A (fr) | 1966-11-25 |
| BE674034A (de) | 1966-06-20 |
| DE1570407A1 (de) | 1969-11-27 |
| NL6516596A (de) | 1966-06-22 |
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