IT1075872B - Processo di dimerizzazione - Google Patents

Processo di dimerizzazione

Info

Publication number
IT1075872B
IT1075872B IT28902/76A IT2890276A IT1075872B IT 1075872 B IT1075872 B IT 1075872B IT 28902/76 A IT28902/76 A IT 28902/76A IT 2890276 A IT2890276 A IT 2890276A IT 1075872 B IT1075872 B IT 1075872B
Authority
IT
Italy
Prior art keywords
dimerization process
dimerization
Prior art date
Application number
IT28902/76A
Other languages
English (en)
Original Assignee
Ici Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB4532475A external-priority patent/GB1546807A/en
Application filed by Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT1075872B publication Critical patent/IT1075872B/it

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
IT28902/76A 1975-10-31 1976-10-29 Processo di dimerizzazione IT1075872B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4532475A GB1546807A (en) 1975-10-31 1975-10-31 Dimerisation of acrylonitrile
GB5288875 1975-12-24

Publications (1)

Publication Number Publication Date
IT1075872B true IT1075872B (it) 1985-04-22

Family

ID=26265562

Family Applications (2)

Application Number Title Priority Date Filing Date
IT28902/76A IT1075872B (it) 1975-10-31 1976-10-29 Processo di dimerizzazione
IT7728828A IT1206383B (it) 1975-10-31 1977-10-20 Processo per la dimerizzazione di acrilonitrile.

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT7728828A IT1206383B (it) 1975-10-31 1977-10-20 Processo per la dimerizzazione di acrilonitrile.

Country Status (7)

Country Link
US (1) US4126632A (it)
JP (1) JPS5936906B2 (it)
AU (1) AU499165B2 (it)
DE (1) DE2649904A1 (it)
FR (1) FR2329648A1 (it)
IT (2) IT1075872B (it)
NL (1) NL7612042A (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1547431A (en) * 1976-05-10 1979-06-20 Ici Ltd Dimerisation of acrylonitrile
GB1514642A (en) * 1976-05-24 1978-06-21 Ici Ltd Dimerisation of acrylonitrile
US4138428A (en) * 1976-10-21 1979-02-06 Imperial Chemical Industries Limited Dimerization process
GB1547432A (en) * 1976-11-24 1979-06-20 Ici Ltd Process for the dimerisation of acrylonitrile
EP0008164B1 (en) * 1978-07-26 1983-04-20 Imperial Chemical Industries Plc Phosphinites and phosphonites, their preparation and use as acrylonitrile dimerisation catalysts
US4263224A (en) * 1978-07-26 1981-04-21 Imperial Chemical Industries Limited Acrylonitrile dimerization process
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
US4639539A (en) * 1984-12-24 1987-01-27 Monsanto Company Dimerization process improvements
US4841087A (en) * 1987-04-17 1989-06-20 Monsanto Company Acrylonitrile dimerization process
ATE70995T1 (de) * 1988-11-11 1992-01-15 Shell Int Research Katalytische zusammenstellungen.
US4952541A (en) * 1989-09-01 1990-08-28 Monsanto Company Acrylonitrile dimerization process and method of treating residual catalyst
KR20210043178A (ko) 2019-10-11 2021-04-21 주식회사 엘지화학 신규 구조의 유기인계 촉매 및 이를 이용한 선형 디니트릴의 제조방법
KR20210056895A (ko) * 2019-11-11 2021-05-20 주식회사 엘지화학 아크릴로니트릴 이량체 제조 방법
KR102625391B1 (ko) * 2019-12-12 2024-01-15 주식회사 엘지화학 아크릴로니트릴 이량체 제조 방법
EP3950667A4 (en) * 2020-01-13 2022-05-18 Lg Chem, Ltd. METHOD FOR PREPARING ACRYLONITRILE DIMERE
KR20220056657A (ko) 2020-10-28 2022-05-06 주식회사 엘지화학 아크릴로니트릴 이량체의 제조 방법
CN112480169A (zh) * 2020-12-07 2021-03-12 南雄志一精细化工有限公司 一种液体含磷化合物及其应用和制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1051821A (en) * 1963-03-07 1966-12-21 Badisch Anlin And Soda Fabrik Ag Dimersing acrylonitrile
FR1366081A (fr) 1963-05-24 1964-07-10 Rhone Poulenc Sa Dicyano-2, 4 butène-1
FR1385883A (fr) 1964-03-05 1965-01-15 Basf Ag Procédé pour la dimérisation d'acrylonitrile
US3574702A (en) * 1965-03-02 1971-04-13 Nat Distillers Chem Corp Process for dimerizing acrylonitrile compounds
GB1128320A (en) 1966-02-16 1968-09-25 Ici Ltd Catalytic dimerisation of unsaturated nitriles
GB1194841A (en) * 1966-04-13 1970-06-10 Ici Ltd Process for the Dimerisation of Unsaturated Compounds
GB1194842A (en) * 1966-04-13 1970-06-10 Ici Ltd Process for the Dimerisation of Unsaturated Compounds
FR1519376A (fr) 1966-04-19 1968-03-29 Du Pont Procédé de dimérisation de l'acrylonitrile
GB1154275A (en) * 1966-04-19 1969-06-04 Du Pont Process for the Dimerization of Acrylonitrile
US3538141A (en) * 1967-01-23 1970-11-03 Halcon International Inc Dimerization of acrylonitrile
GB1206272A (en) * 1967-03-17 1970-09-23 Sovex Ltd Improvements relating to means for reading binary codes
NL166928C (nl) 1967-11-01 1981-10-15 Du Pont Werkwijze voor het bereiden van organische cyaanverbin- dingen door katalytische additie van waterstofcyanide.
GB1351694A (en) 1970-10-02 1974-05-01 Du Pont Catalytic isomerization of 2-methyl-3-butenenitrile to linear pentenenitriles
GB1510707A (en) * 1975-05-09 1978-05-17 Ici Ltd Catalytic compositions

Also Published As

Publication number Publication date
AU499165B2 (en) 1979-04-05
DE2649904A1 (de) 1977-05-12
NL7612042A (nl) 1977-05-03
FR2329648A1 (fr) 1977-05-27
AU1903576A (en) 1978-05-04
JPS5936906B2 (ja) 1984-09-06
DE2649904C2 (it) 1988-01-07
JPS5257122A (en) 1977-05-11
US4126632A (en) 1978-11-21
FR2329648B1 (it) 1981-02-13
IT1206383B (it) 1989-04-21

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