BE859769A - Procede de dimerisation - Google Patents
Procede de dimerisationInfo
- Publication number
- BE859769A BE859769A BE181782A BE181782A BE859769A BE 859769 A BE859769 A BE 859769A BE 181782 A BE181782 A BE 181782A BE 181782 A BE181782 A BE 181782A BE 859769 A BE859769 A BE 859769A
- Authority
- BE
- Belgium
- Prior art keywords
- emi
- acrylonitrile
- solvent
- compound
- radicals
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0255—Phosphorus containing compounds
- B01J31/0257—Phosphorus acids or phosphorus acid esters
- B01J31/0261—Phosphorus acids or phosphorus acid esters comprising phosphonous acid (-ester) groups (RP(OR')2) or the isomeric phosphinic acid (-ester) groups (R2(R'O)P=O), i.e. R= C, R'= C, H
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0255—Phosphorus containing compounds
- B01J31/0257—Phosphorus acids or phosphorus acid esters
- B01J31/0262—Phosphorus acids or phosphorus acid esters comprising phosphinous acid (-ester) groups (R2P(OR')) or the isomeric phosphine oxide groups (R3P=O), i.e. R= C, R'= C, H
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/10—Polymerisation reactions involving at least dual use catalysts, e.g. for both oligomerisation and polymerisation
- B01J2231/14—Other (co) polymerisation, e.g. of lactides, epoxides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5288876 | 1976-10-21 | ||
GB45324/76A GB1551166A (en) | 1976-03-22 | 1976-10-21 | Pyrazolo (1,5-a)quinoxaline-3-carboxylic acid and derivatives thereof |
GB1502977 | 1977-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE859769A true BE859769A (fr) | 1978-04-14 |
Family
ID=27516149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE181782A BE859769A (fr) | 1976-10-21 | 1977-10-14 | Procede de dimerisation |
Country Status (6)
Country | Link |
---|---|
US (2) | US4138428A (de) |
JP (1) | JPS5353616A (de) |
BE (1) | BE859769A (de) |
DE (1) | DE2747139A1 (de) |
FR (1) | FR2368470B1 (de) |
NL (1) | NL7711527A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH633296A5 (de) * | 1977-08-19 | 1982-11-30 | Sandoz Ag | Verfahren zur herstellung von 4-(n,n-dialkylamino-)phenylphosphoniten. |
US4263224A (en) * | 1978-07-26 | 1981-04-21 | Imperial Chemical Industries Limited | Acrylonitrile dimerization process |
EP0008164B1 (de) * | 1978-07-26 | 1983-04-20 | Imperial Chemical Industries Plc | Phosphinite und Phosphonite, ihre Herstellung und Verwendung als Acrylnitrildimerisierungs-Katalysatoren |
DE2964157D1 (en) * | 1978-10-26 | 1983-01-05 | Ici Plc | A process for the dimerisation of acrylonitrile |
US4574060A (en) * | 1982-11-03 | 1986-03-04 | Allied Corporation | Selective conversion of acrylonitrile into 1,4-dicyano-1-butene catalyzed by polymer-bound alkyl diarylphosphinites |
US4661615A (en) * | 1982-11-03 | 1987-04-28 | Allied Corporation | Selective conversion of acrylonitrile into 1,4-dicyano-1-butene catalyzed by plymer-bound alkyl diarylphosphinites |
JPS59215797A (ja) * | 1983-03-24 | 1984-12-05 | ユ−オ−ピ−・インコ−ポレ−テツド | 増強核沸騰面テ−プ及び電子部品の冷却 |
US4639539A (en) * | 1984-12-24 | 1987-01-27 | Monsanto Company | Dimerization process improvements |
BR8506461A (pt) * | 1984-12-24 | 1986-09-02 | Monsanto Co | Processo para a producao de 1,4-diciano-1-buteno |
US4841087A (en) * | 1987-04-17 | 1989-06-20 | Monsanto Company | Acrylonitrile dimerization process |
GB8817030D0 (en) * | 1988-07-18 | 1988-08-24 | Ici Plc | Dimerisation process |
US4952541A (en) * | 1989-09-01 | 1990-08-28 | Monsanto Company | Acrylonitrile dimerization process and method of treating residual catalyst |
GB9124303D0 (en) * | 1991-11-15 | 1992-01-08 | Ici Plc | Dimerisation of acrylonitrile |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3055861A (en) * | 1958-02-19 | 1962-09-25 | Union Carbide Corp | Stabilized acrylonitrile vinyl or vinylidene copolymer solutions |
DE1268614B (de) * | 1963-03-07 | 1968-05-22 | Basf Ag | Verfahren zur Herstellung von 1, 3-Dicyan-3-buten und dessen Isomeren aus Acrylsaeurenitril |
US3574702A (en) * | 1965-03-02 | 1971-04-13 | Nat Distillers Chem Corp | Process for dimerizing acrylonitrile compounds |
US3590069A (en) | 1966-02-01 | 1971-06-29 | Rohm & Haas | Method for the preparation of 2-methyleneglutaronitrile |
GB1154275A (en) | 1966-04-19 | 1969-06-04 | Du Pont | Process for the Dimerization of Acrylonitrile |
FR1519376A (fr) * | 1966-04-19 | 1968-03-29 | Du Pont | Procédé de dimérisation de l'acrylonitrile |
DE1293155B (de) * | 1966-05-14 | 1969-04-24 | Basf Ag | Verfahren zur Herstellung von 1, 3-Dicyan-3-buten durch Dimerisieren von Acrylsaeurenitril |
US3631218A (en) | 1970-04-30 | 1971-12-28 | Shell Oil Co | Double bond isomerization of olefins |
AU499165B2 (en) * | 1975-10-31 | 1979-04-05 | Ici Limited | Dimerisation process |
US4532475A (en) * | 1983-03-09 | 1985-07-30 | Victor Company Of Japan, Limited | Impulse noise reduction by linear interpolation having a deemphasis characteristic |
-
1977
- 1977-10-13 US US05/841,924 patent/US4138428A/en not_active Expired - Lifetime
- 1977-10-14 BE BE181782A patent/BE859769A/fr not_active IP Right Cessation
- 1977-10-20 NL NL7711527A patent/NL7711527A/xx not_active Application Discontinuation
- 1977-10-20 JP JP12633977A patent/JPS5353616A/ja active Granted
- 1977-10-20 DE DE19772747139 patent/DE2747139A1/de active Granted
- 1977-10-20 FR FR7731589A patent/FR2368470B1/fr not_active Expired
-
1978
- 1978-10-17 US US05/952,138 patent/US4190616A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2368470A1 (fr) | 1978-05-19 |
JPS6117819B2 (de) | 1986-05-09 |
DE2747139A1 (de) | 1978-05-11 |
NL7711527A (nl) | 1978-04-25 |
FR2368470B1 (fr) | 1983-09-09 |
JPS5353616A (en) | 1978-05-16 |
US4190616A (en) | 1980-02-26 |
US4138428A (en) | 1979-02-06 |
DE2747139C2 (de) | 1990-04-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: IMPERIAL CHEMICAL INDUSTRIES LTD Effective date: 19941031 |