BE836558A - Procede de production d'isocyanates - Google Patents

Procede de production d'isocyanates

Info

Publication number
BE836558A
BE836558A BE162681A BE162681A BE836558A BE 836558 A BE836558 A BE 836558A BE 162681 A BE162681 A BE 162681A BE 162681 A BE162681 A BE 162681A BE 836558 A BE836558 A BE 836558A
Authority
BE
Belgium
Prior art keywords
production process
isocyanates
isocyanates production
production
Prior art date
Application number
BE162681A
Other languages
English (en)
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 filed Critical
Publication of BE836558A publication Critical patent/BE836558A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/08—Preparation of derivatives of isocyanic acid from or via heterocyclic compounds, e.g. pyrolysis of furoxans
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/12—Preparation of derivatives of isocyanic acid from or via nitrogen analogues of carboxylic acids, e.g. from hydroxamic acids, involving a Hofmann, Curtius or Lossen-type rearrangement
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
    • C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D271/08—1,2,5-Oxadiazoles; Hydrogenated 1,2,5-oxadiazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
    • C07D271/12—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/81—Unsaturated isocyanates or isothiocyanates
    • C08G18/8125—Unsaturated isocyanates or isothiocyanates having two or more isocyanate or isothiocyanate groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
    • C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2602/00—Systems containing two condensed rings
    • C07C2602/02—Systems containing two condensed rings the rings having only two atoms in common
    • C07C2602/14—All rings being cycloaliphatic
    • C07C2602/22—All rings being cycloaliphatic the ring system containing eight carbon atoms, e.g. pentalene
BE162681A 1974-12-11 1975-12-11 Procede de production d'isocyanates BE836558A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB53551/74A GB1521690A (en) 1974-12-11 1974-12-11 Production of isocyanates

Publications (1)

Publication Number Publication Date
BE836558A true BE836558A (fr) 1976-06-11

Family

ID=10468206

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162681A BE836558A (fr) 1974-12-11 1975-12-11 Procede de production d'isocyanates

Country Status (12)

Country Link
US (1) US4029686A (fr)
JP (1) JPS5182222A (fr)
AR (1) AR216894A1 (fr)
BE (1) BE836558A (fr)
CA (1) CA1047519A (fr)
DE (1) DE2555830A1 (fr)
ES (1) ES443399A1 (fr)
FR (1) FR2294165A1 (fr)
GB (1) GB1521690A (fr)
IT (1) IT1050330B (fr)
NL (1) NL7514388A (fr)
ZA (1) ZA757712B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1561652A (en) * 1976-04-01 1980-02-27 Ici Ltd Prouction of isocyanates from furoxans
US4341898A (en) * 1981-05-18 1982-07-27 Air Products And Chemicals, Inc. Synthesis of isocyanates from nitroalkanes
JP4007766B2 (ja) * 2000-02-29 2007-11-14 東京エレクトロン株式会社 液処理装置および液処理方法
CN105143011B (zh) 2013-04-24 2017-09-19 三菱电机株式会社 车用控制装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1435894A (en) * 1972-07-21 1976-05-19 Ici Ltd Production of isocyanates

Also Published As

Publication number Publication date
US4029686A (en) 1977-06-14
ES443399A1 (es) 1977-05-01
IT1050330B (it) 1981-03-10
ZA757712B (en) 1976-11-24
JPS5182222A (en) 1976-07-19
DE2555830A1 (de) 1976-06-24
FR2294165A1 (fr) 1976-07-09
AR216894A1 (es) 1980-02-15
NL7514388A (nl) 1976-06-15
GB1521690A (en) 1978-08-16
CA1047519A (fr) 1979-01-30
FR2294165B1 (fr) 1979-07-20

Similar Documents

Publication Publication Date Title
BE837201A (fr) Procede de production de polyol
FR2278706A1 (fr) Procede de production d'alginates d'alcylene glycol
BE824441A (fr) Procede de production d'alpha-galactosidase
FR2294001A1 (fr) Procede d'estampage
BE829877A (fr) Procede d'immunodiffusion
BE831276A (fr) Procede de production de polyols
BE836214A (fr) Procede de production d'hydroxyphenylacetonitriles
BE827294A (fr) Procede d'hydrogenation de diacethoxybutene
FR2288742A1 (fr) Procede de preparation d'isochromannes
BE837969A (fr) Procede de production d'isocyanates aliphatiques
FR2292696A1 (fr) Procede de fabrication d'aminocomposes
FR2328686A1 (fr) Procede de production d'isophorone
FR2278764A1 (fr) Procede de production de l-lysine
BE822245A (fr) Procede d'encapsulement
BE824104A (fr) Procede de production d'antibiotiques
BE836558A (fr) Procede de production d'isocyanates
FR2274614A1 (fr) Procede de production de 5-aroyl-pyrroles
BE852148A (fr) Procede de production d'hydrazobenzenes
FR2289479A1 (fr) Procede de fabrication d'halo-anthraquinones
BE825934A (fr) Procede de production d'isobutane
FR2286796A1 (fr) Procede de production de ferri-oxyde g
BE824832A (fr) Procede de preparation d'isocyanates organiques
FR2273764A1 (fr) Procede de preparation de l'oxalonitrile
BE827353A (fr) Procede de production de l'acetone
FR2295024A1 (fr) Procede de preparation d'a-oxothiodimethylamides