CH626641A5 - - Google Patents
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- Publication number
- CH626641A5 CH626641A5 CH873177A CH873177A CH626641A5 CH 626641 A5 CH626641 A5 CH 626641A5 CH 873177 A CH873177 A CH 873177A CH 873177 A CH873177 A CH 873177A CH 626641 A5 CH626641 A5 CH 626641A5
- Authority
- CH
- Switzerland
- Prior art keywords
- xylene
- solvent
- weight
- anhydride
- reactive solvent
- Prior art date
Links
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 37
- 239000008096 xylene Substances 0.000 claims description 35
- 239000002904 solvent Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 19
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical group ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 16
- 229920000141 poly(maleic anhydride) Polymers 0.000 claims description 12
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920001444 polymaleic acid Polymers 0.000 claims description 3
- 239000011260 aqueous acid Substances 0.000 claims description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 239000002685 polymerization catalyst Substances 0.000 claims description 2
- 239000012188 paraffin wax Substances 0.000 claims 2
- 150000008065 acid anhydrides Chemical class 0.000 claims 1
- 229920000642 polymer Polymers 0.000 description 13
- 210000004027 cell Anatomy 0.000 description 7
- 208000004434 Calcinosis Diseases 0.000 description 6
- 239000012267 brine Substances 0.000 description 6
- 230000002308 calcification Effects 0.000 description 6
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000011877 solvent mixture Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- MLFHJEHSLIIPHL-UHFFFAOYSA-N isoamyl acetate Chemical compound CC(C)CCOC(C)=O MLFHJEHSLIIPHL-UHFFFAOYSA-N 0.000 description 2
- 239000003505 polymerization initiator Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 1
- PAOHAQSLJSMLAT-UHFFFAOYSA-N 1-butylperoxybutane Chemical group CCCCOOCCCC PAOHAQSLJSMLAT-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical compound CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 229940117955 isoamyl acetate Drugs 0.000 description 1
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical compound CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid group Chemical group C(\C=C/C(=O)O)(=O)O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229940078552 o-xylene Drugs 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 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
- C08F22/00—Homopolymers and 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
- C08F22/04—Anhydrides, e.g. cyclic anhydrides
- C08F22/06—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)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB30523/76A GB1529092A (en) | 1976-07-22 | 1976-07-22 | Polymerisation of maleic anhydride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH626641A5 true CH626641A5 (en, 2012) | 1981-11-30 |
Family
ID=10309000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH873177A CH626641A5 (en, 2012) | 1976-07-22 | 1977-07-14 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4212788A (en, 2012) |
| JP (1) | JPS5439485A (en, 2012) |
| AU (1) | AU504987B2 (en, 2012) |
| BE (1) | BE856978A (en, 2012) |
| CA (1) | CA1099275A (en, 2012) |
| CH (1) | CH626641A5 (en, 2012) |
| DE (1) | DE2732628A1 (en, 2012) |
| ES (1) | ES460929A1 (en, 2012) |
| FR (1) | FR2359157A1 (en, 2012) |
| GB (1) | GB1529092A (en, 2012) |
| IT (1) | IT1114901B (en, 2012) |
| NL (1) | NL7708134A (en, 2012) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2840167A1 (de) | 1978-09-15 | 1980-03-27 | Basf Ag | Verfahren zur herstellung von polymaleinsaeuren aus maleinsaeureanhydrid in gegenwart von acetanhydrid und wasserstoffperoxid |
| GB2164339A (en) * | 1984-09-11 | 1986-03-19 | Ciba Geigy Ag | Polymaleic anhydride derivatives |
| GB8502499D0 (en) * | 1985-01-31 | 1985-03-06 | Ciba Geigy Ag | Hydrolysed polymaleic anhydride |
| JPH0811763B2 (ja) * | 1985-06-10 | 1996-02-07 | 日本ゼオン株式会社 | α，β―不飽和ジカルボン酸無水物重合体 |
| DE3700535A1 (de) * | 1987-01-10 | 1988-07-21 | Basf Ag | Verfahren zur herstellung von wasserloeslichen copoylmerisaten der maleinsaeure und deren verwendung als wasserbehandlungsmittel |
| DE68911729T2 (de) | 1988-04-11 | 1994-07-21 | Nippon Catalytic Chem Ind | Verfahren zur Herstellung eines Polymers von Maleinsäure und Wasserbehandlungsmittel und diese Polymere enthaltender Zusatz für Waschmittel. |
| US5156744A (en) * | 1989-02-14 | 1992-10-20 | Fmc Corporation | Process for inhibiting scale using maleic anhydride polymerized in reactive aromatic hydrocarbons |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB668574A (en) | 1948-12-16 | 1952-03-19 | Rohm & Haas | Improvements in or relating to the preparation of arylaliphatic dicarboxylic acid anhydrides |
| FR1366468A (fr) | 1962-08-18 | 1964-07-10 | Hoechst Ag | Procédé de préparation de polymères de l'anhydride maléique |
| NL296752A (en, 2012) | 1962-08-18 | |||
| GB1349769A (en) * | 1971-11-01 | 1974-04-10 | Fmc Corp | Polymerization process |
| GB1411063A (en) | 1973-02-14 | 1975-10-22 | Ciba Geigy Uk Ltd | Polymerisation process |
-
1976
- 1976-07-22 GB GB30523/76A patent/GB1529092A/en not_active Expired
-
1977
- 1977-07-04 CA CA281,910A patent/CA1099275A/en not_active Expired
- 1977-07-14 CH CH873177A patent/CH626641A5/de not_active IP Right Cessation
- 1977-07-18 AU AU27104/77A patent/AU504987B2/en not_active Expired
- 1977-07-19 DE DE19772732628 patent/DE2732628A1/de active Granted
- 1977-07-20 BE BE179486A patent/BE856978A/xx not_active IP Right Cessation
- 1977-07-21 ES ES460929A patent/ES460929A1/es not_active Expired
- 1977-07-21 IT IT7726003A patent/IT1114901B/it active
- 1977-07-21 NL NL7708134A patent/NL7708134A/xx not_active Application Discontinuation
- 1977-07-22 JP JP8823477A patent/JPS5439485A/ja active Granted
- 1977-07-22 FR FR7722528A patent/FR2359157A1/fr active Granted
-
1978
- 1978-11-16 US US05/962,566 patent/US4212788A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2359157B1 (en, 2012) | 1980-02-01 |
| BE856978A (fr) | 1978-01-20 |
| GB1529092A (en) | 1978-10-18 |
| JPS6236042B2 (en, 2012) | 1987-08-05 |
| CA1099275A (en) | 1981-04-14 |
| JPS5439485A (en) | 1979-03-26 |
| IT1114901B (it) | 1986-02-03 |
| AU2710477A (en) | 1979-01-25 |
| FR2359157A1 (fr) | 1978-02-17 |
| AU504987B2 (en) | 1979-11-01 |
| DE2732628A1 (de) | 1978-01-26 |
| NL7708134A (nl) | 1978-01-24 |
| US4212788A (en) | 1980-07-15 |
| ES460929A1 (es) | 1978-05-16 |
| DE2732628C2 (en, 2012) | 1988-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |