ES8207199A1 - Procedimiento para la obtencion de copolimeros de anhidrido de acido maleico. - Google Patents
Procedimiento para la obtencion de copolimeros de anhidrido de acido maleico.Info
- Publication number
- ES8207199A1 ES8207199A1 ES506984A ES506984A ES8207199A1 ES 8207199 A1 ES8207199 A1 ES 8207199A1 ES 506984 A ES506984 A ES 506984A ES 506984 A ES506984 A ES 506984A ES 8207199 A1 ES8207199 A1 ES 8207199A1
- Authority
- ES
- Spain
- Prior art keywords
- acid anhydride
- procedure
- maleic acid
- anhydride copolymers
- obtain maleic
- 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
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
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803042471 DE3042471A1 (de) | 1980-11-11 | 1980-11-11 | Maleinsaeureanhydridcopolymerisate und ihre herstellung |
Publications (2)
Publication Number | Publication Date |
---|---|
ES506984A0 ES506984A0 (es) | 1982-09-01 |
ES8207199A1 true ES8207199A1 (es) | 1982-09-01 |
Family
ID=6116472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES506984A Expired ES8207199A1 (es) | 1980-11-11 | 1981-11-10 | Procedimiento para la obtencion de copolimeros de anhidrido de acido maleico. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4390672A (en, 2012) |
EP (1) | EP0052274A3 (en, 2012) |
JP (1) | JPS57108115A (en, 2012) |
BR (1) | BR8107291A (en, 2012) |
DE (1) | DE3042471A1 (en, 2012) |
ES (1) | ES8207199A1 (en, 2012) |
FI (1) | FI813524A7 (en, 2012) |
NO (1) | NO813648L (en, 2012) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4710537A (en) * | 1981-02-09 | 1987-12-01 | Pfizer Inc. | Substantially homogeneous copolymers of acrylic or methacrylic acid and maleic acid |
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 |
US4472588A (en) * | 1981-11-25 | 1984-09-18 | Bp Chemicals Limited | Production of polyalkenyl succinic anhydrides |
DE3426368A1 (de) * | 1984-07-18 | 1986-01-23 | Basf Ag, 6700 Ludwigshafen | Copolymerisate fuer wasch- und reinigungsmittel |
DE3712265A1 (de) * | 1987-04-10 | 1988-10-20 | Giulini Chemie | Verfahren zur herstellung von copolymerisaten mit hohem polymerisationsgrad |
US4939212A (en) * | 1989-03-31 | 1990-07-03 | The B. F. Goodrich Company | Elasticized vinyl dispersion resins having outstanding stability |
US5221787A (en) * | 1989-12-22 | 1993-06-22 | General Electric Company | Method of preparing maleic anhydride terpolymers |
US5221489A (en) * | 1990-04-26 | 1993-06-22 | Atlantic Richfield Company | Sulfonated polymeric dispersant compositions for subterranean well drilling, completion, and cementing |
WO1991016365A1 (en) * | 1990-04-26 | 1991-10-31 | Atlantic Richfield Company | Dispersant compositions for subterranean well drilling and completion |
DE4440219A1 (de) * | 1994-11-10 | 1996-05-15 | Roehm Gmbh | Verfahren zur Herstellung von Copolymerisaten aus Alkylmethacrylat, Vinylaromaten und Maleinsäureanhydrid |
DE10156997A1 (de) * | 2001-11-21 | 2003-08-14 | Basf Ag | Verwendung bestimmter Copolymere als Adjuvans und Mittel für den agrotechnischen Bereich |
WO2007115165A2 (en) * | 2006-03-30 | 2007-10-11 | Gelesis, Inc. | Styrene-maleic anhydride copolymers for bioapplications and their preparation |
BRPI0709882A2 (pt) * | 2006-03-30 | 2011-07-26 | Gelesis Inc | copolÍmeros de estireno - anidrido maleico para bioaplicaÇÕes e sua preparaÇço |
WO2009039518A2 (en) * | 2007-09-21 | 2009-03-26 | Gelesis, Inc. | Methods of purifying poly(styrene-co-maleic anhydride/acid) |
US9574100B2 (en) * | 2011-06-22 | 2017-02-21 | Basf Se | Coated polymer foils with oxygen barrier properties |
WO2019195272A1 (en) | 2018-04-02 | 2019-10-10 | Green Polymers Ltd. | Process for the production of biodegradable superabsorbent polymer with high absorbency under load based on styrene maleic acid copolymers and biopolymer |
US12129419B2 (en) | 2018-11-13 | 2024-10-29 | Polygreen Ltd | Polymeric composition for use as soil conditioner with improved water absorbency during watering of the agricultural crops |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2415400A (en) * | 1943-08-27 | 1947-02-11 | Us Rubber Co | Polymerization of maleic anhydride and methallyl alkyl ethers |
US2479522A (en) * | 1944-03-25 | 1949-08-16 | Pittsburgh Plate Glass Co | Maleic anhydride resinous copolymer |
US2533376A (en) * | 1946-06-14 | 1950-12-12 | Libbey Owens Ford Glass Co | Copolymerization of maleic anhydride and allyl esters of long chain monocarboxylic acids |
US2587442A (en) * | 1947-02-14 | 1952-02-26 | Goodrich Co B F | Copolymers of maleic anhydride with allyl esters of alkylidene-bis-aromatic carbonaties |
US2562852A (en) * | 1947-12-06 | 1951-07-31 | Monsanto Chemicals | Process of preparing heteropolymers of unsaturated carboxylic acids with esters of unsaturated alcohols |
US2640819A (en) * | 1950-04-29 | 1953-06-02 | Monsanto Chemicals | Process for polymerizing styrene and maleic compounds |
US2855387A (en) * | 1954-12-20 | 1958-10-07 | Monsanto Chemicals | Terpolymer of maleic anhydride, vinyl acetate and alkyl acrylate |
US2935484A (en) * | 1957-04-03 | 1960-05-03 | Goodrich Co B F | Adhesive composition comprising starch, maleic anhydride tripolymer and hydrolized polyacrylonitrile |
DE1520278A1 (de) * | 1961-12-28 | 1970-05-27 | Monsanto Co | Verfahren zur Herstellung von Mischpolymerisaten niedrigen Molekulargewichts |
US3385834A (en) * | 1964-04-03 | 1968-05-28 | Gen Aniline & Film Corp | Hompolymerization of maleic anhydride |
US3732332A (en) * | 1970-10-16 | 1973-05-08 | Allied Chem | Production of low molecular weight polyanhydrides and epoxy compositions derived therefrom |
GB1382985A (en) * | 1971-06-28 | 1975-02-05 | Ici Ltd | Maleic anhydride copolymer |
DE2513253A1 (de) * | 1975-03-26 | 1976-10-07 | Bayer Ag | Kontinuierliches massepolymerisationsverfahren |
GB1524433A (en) * | 1975-03-26 | 1978-09-13 | Bayer Ag | Continuous bulk polymerisation process |
-
1980
- 1980-11-11 DE DE19803042471 patent/DE3042471A1/de active Granted
-
1981
- 1981-10-28 EP EP81109105A patent/EP0052274A3/de not_active Withdrawn
- 1981-10-28 NO NO813648A patent/NO813648L/no unknown
- 1981-11-05 US US06/318,473 patent/US4390672A/en not_active Expired - Fee Related
- 1981-11-09 JP JP56178462A patent/JPS57108115A/ja active Pending
- 1981-11-09 FI FI813524A patent/FI813524A7/fi not_active Application Discontinuation
- 1981-11-10 BR BR8107291A patent/BR8107291A/pt unknown
- 1981-11-10 ES ES506984A patent/ES8207199A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57108115A (en) | 1982-07-06 |
FI813524L (fi) | 1982-05-12 |
BR8107291A (pt) | 1982-08-03 |
DE3042471A1 (de) | 1982-06-16 |
EP0052274A2 (de) | 1982-05-26 |
FI813524A7 (fi) | 1982-05-12 |
ES506984A0 (es) | 1982-09-01 |
EP0052274A3 (de) | 1982-06-02 |
NO813648L (no) | 1982-05-12 |
US4390672A (en) | 1983-06-28 |
DE3042471C2 (en, 2012) | 1989-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19990503 |