FR2197895B1 - - Google Patents
Info
- Publication number
- FR2197895B1 FR2197895B1 FR7230984A FR7230984A FR2197895B1 FR 2197895 B1 FR2197895 B1 FR 2197895B1 FR 7230984 A FR7230984 A FR 7230984A FR 7230984 A FR7230984 A FR 7230984A FR 2197895 B1 FR2197895 B1 FR 2197895B1
- Authority
- FR
- France
- 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
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
- 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)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4048972A GB1368670A (en) | 1972-08-31 | 1972-08-31 | Process for producing acrylamide polymers |
FR7230984A FR2197895B1 (sl) | 1972-08-31 | 1972-08-31 | |
DE19722243155 DE2243155C3 (de) | 1972-08-31 | 1972-09-01 | Verfahren zur Herstellung von Acrylamid-Polymerisaten und deren Verwendung als Ausflockmittel |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4048972A GB1368670A (en) | 1972-08-31 | 1972-08-31 | Process for producing acrylamide polymers |
FR7230984A FR2197895B1 (sl) | 1972-08-31 | 1972-08-31 | |
DE19722243155 DE2243155C3 (de) | 1972-08-31 | 1972-09-01 | Verfahren zur Herstellung von Acrylamid-Polymerisaten und deren Verwendung als Ausflockmittel |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2197895A1 FR2197895A1 (sl) | 1974-03-29 |
FR2197895B1 true FR2197895B1 (sl) | 1975-03-07 |
Family
ID=27184682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7230984A Expired FR2197895B1 (sl) | 1972-08-31 | 1972-08-31 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2243155C3 (sl) |
FR (1) | FR2197895B1 (sl) |
GB (1) | GB1368670A (sl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4138446A (en) | 1974-12-19 | 1979-02-06 | Sumitomo Chemical Company, Limited | Water-soluble high polymers and their preparation |
GB1510689A (en) | 1974-12-19 | 1978-05-10 | Sumitomo Chemical Co | Preparation of water-soluble cationic high polymer |
JPS55721A (en) * | 1978-06-19 | 1980-01-07 | Showa Denko Kk | Aqueous dispersion of water-soluble high polymer complex |
US5213893A (en) * | 1990-09-14 | 1993-05-25 | Nippon Shokubai Co., Ltd. | Waterproofing agent for cable |
CN115594439A (zh) * | 2022-10-31 | 2023-01-13 | 河海大学(Cn) | 一种混凝土复合外加剂及其制备方法和应用 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH47A (de) * | 1888-12-31 | Georg Winkler Friedrich | Sichtemaschine |
-
1972
- 1972-08-31 FR FR7230984A patent/FR2197895B1/fr not_active Expired
- 1972-08-31 GB GB4048972A patent/GB1368670A/en not_active Expired
- 1972-09-01 DE DE19722243155 patent/DE2243155C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1368670A (en) | 1974-10-02 |
DE2243155B2 (de) | 1974-09-19 |
DE2243155A1 (de) | 1974-03-28 |
DE2243155C3 (de) | 1980-04-24 |
FR2197895A1 (sl) | 1974-03-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |