DE3280145D1 - Acrylat/maleat-copolymerisate, deren herstellung und verwendung als ablagerungen verhindernde mittel. - Google Patents
Acrylat/maleat-copolymerisate, deren herstellung und verwendung als ablagerungen verhindernde mittel.Info
- Publication number
- DE3280145D1 DE3280145D1 DE8282300606T DE3280145T DE3280145D1 DE 3280145 D1 DE3280145 D1 DE 3280145D1 DE 8282300606 T DE8282300606 T DE 8282300606T DE 3280145 T DE3280145 T DE 3280145T DE 3280145 D1 DE3280145 D1 DE 3280145D1
- Authority
- DE
- Germany
- Prior art keywords
- maleat
- copolymerisate
- acrylate
- production
- preventing agent
- Prior art date
- 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 - Fee Related
Links
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 title 1
- 230000008021 deposition Effects 0.000 title 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- 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
- C08F220/00—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
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
-
- 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
- C08F220/00—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
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- 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
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/04—Anhydrides, e.g. cyclic anhydrides
-
- 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
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/04—Anhydrides, e.g. cyclic anhydrides
- C08F222/06—Maleic anhydride
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/232,475 US4390670A (en) | 1981-02-09 | 1981-02-09 | Acrylate/maleate copolymers, their preparation and use as antiscalants |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3280145D1 true DE3280145D1 (de) | 1990-05-10 |
Family
ID=22873264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282300606T Expired - Fee Related DE3280145D1 (de) | 1981-02-09 | 1982-02-08 | Acrylat/maleat-copolymerisate, deren herstellung und verwendung als ablagerungen verhindernde mittel. |
Country Status (13)
Country | Link |
---|---|
US (1) | US4390670A (de) |
EP (1) | EP0058073B1 (de) |
JP (1) | JPS57149312A (de) |
BR (1) | BR8200674A (de) |
CA (1) | CA1194645A (de) |
DE (1) | DE3280145D1 (de) |
DK (1) | DK52282A (de) |
ES (1) | ES8305384A1 (de) |
FI (1) | FI820397L (de) |
IE (1) | IE55716B1 (de) |
IL (1) | IL64957A0 (de) |
MX (1) | MX160241A (de) |
PT (1) | PT74395B (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140383A1 (de) * | 1981-10-10 | 1983-04-28 | Basf Ag, 6700 Ludwigshafen | Polymere organische saeuren, verfahren zu ihrer herstellung und ihre verwendung in wasch- und reinigungsmitteln |
DE3233778A1 (de) * | 1982-09-11 | 1984-03-15 | Basf Ag, 6700 Ludwigshafen | Verfahren einer kontinuierlichen herstellung von copolymerisaten aus monoethylenisch ungesaettigten mono- und dicarbonsaeuren |
DE3233775A1 (de) * | 1982-09-11 | 1984-03-15 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von copolymeren aus monoethylenisch ungesaettigten mono- und dicarbonsaeuren (anhydride) |
DE3233777A1 (de) * | 1982-09-11 | 1984-03-15 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von copolymeren aus monoethylenisch ungesaettigten mono- und dicarbonsaeuren(anhydride) |
GB8309573D0 (en) * | 1983-04-08 | 1983-05-11 | Ciba Geigy Ag | Water treatment composition |
US4602067A (en) * | 1984-05-21 | 1986-07-22 | Pfizer Inc. | High temperature drilling fluids |
US4566978A (en) * | 1984-05-21 | 1986-01-28 | Pfizer Inc. | High temperature drilling fluids |
US4713195A (en) * | 1986-01-30 | 1987-12-15 | Aqua-Chem Inc. | Scale inhibitor |
US4741400A (en) * | 1986-08-07 | 1988-05-03 | Atlantic Richfield Company | Method for scale inhibition in a well penetrating a subterranean formation |
JPH0310408Y2 (de) * | 1987-02-28 | 1991-03-14 | ||
US5244988A (en) * | 1989-05-17 | 1993-09-14 | Rohm And Haas Company | Maleate polymerization process |
IT1236966B (it) * | 1989-10-25 | 1993-05-07 | Ausidet Srl | Processo per la produzione di soluzioni acquose di agenti anti-incro- stazione e soluzioni cosi' ottenute |
AU640474B2 (en) * | 1990-03-29 | 1993-08-26 | Isp Investments Inc. | Copolymers of maleic anhydride and acrylic acid useful in denture adhesives |
JPH0637533B2 (ja) * | 1990-06-27 | 1994-05-18 | 花王株式会社 | 無水マレイン酸共重合体金属塩の水溶液又は水スラリーの製造法 |
US5066749A (en) * | 1990-09-11 | 1991-11-19 | National Starch And Chemical Investment Holding Corporation | Hydrophobically-modified polycarboxylates and process for their preparation |
US5308530A (en) * | 1990-11-21 | 1994-05-03 | Lever Brothers Company, Division Of Conopco, Inc. | Detergent compositions containing polycarboxylates and calcium-sensitive enzymes |
US5193961A (en) * | 1992-02-12 | 1993-03-16 | Illinois Tool Works Inc. | Pin and grommet |
CA2143328A1 (en) * | 1992-09-01 | 1994-03-17 | Kofi Ofosu-Asante | Liquid or gel dishwashing detergent containing alkyl ethoxy carboxylate, divalent ions and alkylpolyethoxypolycarboxylate |
JPH0835509A (ja) * | 1994-07-26 | 1996-02-06 | Nifco Inc | シート用リテーナ |
US5542158A (en) * | 1994-09-12 | 1996-08-06 | Emhart Inc. | Grommet fastener assembly for automobiles |
US5533237A (en) * | 1994-09-12 | 1996-07-09 | Emhart, Inc. | Grommet fastener assembly for automobiles |
US5783346A (en) * | 1996-03-06 | 1998-07-21 | Eastman Kodak Company | Toner compositions including polymer binders with adhesion promoting and charge control monomers |
EP0850955B1 (de) * | 1996-12-26 | 2008-03-19 | FUJIFILM Corporation | Verfahren zur Herstellung eines Copolymers |
US6283512B1 (en) * | 1999-08-10 | 2001-09-04 | International Business Machines Corporation | Enhanced panel latch |
JP4787433B2 (ja) * | 2001-08-24 | 2011-10-05 | オルガノ株式会社 | 水処理方法 |
EP2755730B1 (de) | 2011-09-14 | 2018-10-31 | Aquasource Technologies Corporation | System und verfahren zur wasseraufbereitung |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1495850A1 (de) * | 1964-12-12 | 1969-11-13 | Bayer Ag | Verfahren zur Herstellung von Maleinsaeureanhydrid-Copolymerisaten |
US3635915A (en) * | 1969-11-28 | 1972-01-18 | Deering Milliken Res Corp | Copolymers of maleic acid and acrylic acid |
US3715307A (en) * | 1971-06-24 | 1973-02-06 | Economics Lab | Treatment of water used in heat transfer equipment |
US3755264A (en) * | 1971-07-30 | 1973-08-28 | Amicon Corp | Maleic anhydride copolymers and method of making |
GB1414918A (en) | 1973-02-14 | 1975-11-19 | Ciba Geigy Uk Ltd | Treatment of water to prevent the deposition of scale |
ES438418A1 (es) | 1974-06-10 | 1977-05-16 | Grace W R & Co | Procedimiento para inhibir la deposicion de incrustaciones sobre la superficie de intercambio termico de un evaporador. |
JPS51140986A (en) * | 1975-05-30 | 1976-12-04 | Nippon Shokubai Kagaku Kogyo Co Ltd | A process for manufacturing a copolymer |
-
1981
- 1981-02-09 US US06/232,475 patent/US4390670A/en not_active Expired - Fee Related
-
1982
- 1982-02-01 MX MX191211A patent/MX160241A/es unknown
- 1982-02-05 CA CA000395642A patent/CA1194645A/en not_active Expired
- 1982-02-05 JP JP57017375A patent/JPS57149312A/ja active Granted
- 1982-02-08 PT PT74395A patent/PT74395B/pt unknown
- 1982-02-08 DE DE8282300606T patent/DE3280145D1/de not_active Expired - Fee Related
- 1982-02-08 BR BR8200674A patent/BR8200674A/pt unknown
- 1982-02-08 ES ES509433A patent/ES8305384A1/es not_active Expired
- 1982-02-08 IL IL64957A patent/IL64957A0/xx unknown
- 1982-02-08 IE IE272/82A patent/IE55716B1/en not_active IP Right Cessation
- 1982-02-08 DK DK52282A patent/DK52282A/da not_active Application Discontinuation
- 1982-02-08 FI FI820397A patent/FI820397L/fi not_active Application Discontinuation
- 1982-02-08 EP EP82300606A patent/EP0058073B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI820397L (fi) | 1982-08-10 |
ES509433A0 (es) | 1983-04-01 |
PT74395A (en) | 1982-03-01 |
JPH0420004B2 (de) | 1992-03-31 |
EP0058073A3 (en) | 1982-09-08 |
BR8200674A (pt) | 1982-12-14 |
DK52282A (da) | 1982-08-10 |
US4390670A (en) | 1983-06-28 |
IE55716B1 (en) | 1991-01-02 |
IE820272L (en) | 1982-08-09 |
CA1194645A (en) | 1985-10-01 |
JPS57149312A (en) | 1982-09-14 |
IL64957A0 (en) | 1982-04-30 |
EP0058073A2 (de) | 1982-08-18 |
ES8305384A1 (es) | 1983-04-01 |
EP0058073B1 (de) | 1990-04-04 |
MX160241A (es) | 1990-01-12 |
PT74395B (en) | 1984-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |