IT944493B - Processo per la produzione di isocianati - Google Patents

Processo per la produzione di isocianati

Info

Publication number
IT944493B
IT944493B IT33093/71A IT3309371A IT944493B IT 944493 B IT944493 B IT 944493B IT 33093/71 A IT33093/71 A IT 33093/71A IT 3309371 A IT3309371 A IT 3309371A IT 944493 B IT944493 B IT 944493B
Authority
IT
Italy
Prior art keywords
isocyanates
production
Prior art date
Application number
IT33093/71A
Other languages
English (en)
Original Assignee
Shell Nv
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
Application filed by Shell Nv filed Critical Shell Nv
Application granted granted Critical
Publication of IT944493B publication Critical patent/IT944493B/it

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1805Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
    • B01J31/181Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00Preparation of derivatives of isocyanic acid
    • C07C263/14Preparation of derivatives of isocyanic acid by catalytic reaction of nitro compounds with carbon monoxide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80Complexes comprising metals of Group VIII as the central metal
    • B01J2531/82Metals of the platinum group
    • B01J2531/822Rhodium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80Complexes comprising metals of Group VIII as the central metal
    • B01J2531/82Metals of the platinum group
    • B01J2531/824Palladium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT33093/71A 1970-12-31 1971-12-29 Processo per la produzione di isocianati IT944493B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10334770A 1970-12-31 1970-12-31

Publications (1)

Publication Number Publication Date
IT944493B true IT944493B (it) 1973-04-20

Family

ID=22294691

Family Applications (1)

Application Number Title Priority Date Filing Date
IT33093/71A IT944493B (it) 1970-12-31 1971-12-29 Processo per la produzione di isocianati

Country Status (7)

Country Link
US (1) US3719699A (it)
BE (1) BE777093A (it)
DE (1) DE2165355A1 (it)
FR (1) FR2120110B1 (it)
GB (1) GB1333015A (it)
IT (1) IT944493B (it)
NL (1) NL7118012A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA987333A (en) * 1972-03-07 1976-04-13 Takeshi Yamahara Process for preparing aromatic organic isocyanates
US4163019A (en) * 1978-07-10 1979-07-31 Shell Oil Company Production of 4,4'-alkylidene diphenyl diisocyanate
CA3059089A1 (en) 2017-04-05 2018-10-11 Basf Se Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanates

Also Published As

Publication number Publication date
FR2120110B1 (it) 1973-06-08
FR2120110A1 (it) 1972-08-11
BE777093A (nl) 1972-06-22
DE2165355A1 (de) 1972-07-20
NL7118012A (it) 1972-07-04
US3719699A (en) 1973-03-06
GB1333015A (en) 1973-10-10

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