FR2304600B1 - - Google Patents

Info

Publication number
FR2304600B1
FR2304600B1 FR7607679A FR7607679A FR2304600B1 FR 2304600 B1 FR2304600 B1 FR 2304600B1 FR 7607679 A FR7607679 A FR 7607679A FR 7607679 A FR7607679 A FR 7607679A FR 2304600 B1 FR2304600 B1 FR 2304600B1
Authority
FR
France
Prior art keywords
produced
thermal decomposition
aliphatic isocyanates
corresponding beta
carbamates
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7607679A
Other languages
English (en)
Other versions
FR2304600A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of FR2304600A1 publication Critical patent/FR2304600A1/fr
Application granted granted Critical
Publication of FR2304600B1 publication Critical patent/FR2304600B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7607679A 1975-03-21 1976-03-17 Procede de preparation d'isocyanates aliphatiques Granted FR2304600A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2512514A DE2512514C2 (de) 1975-03-21 1975-03-21 Verfahren zur Herstellung von aliphatischen Isocyanaten

Publications (2)

Publication Number Publication Date
FR2304600A1 FR2304600A1 (fr) 1976-10-15
FR2304600B1 true FR2304600B1 (fr) 1979-07-27

Family

ID=5942079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7607679A Granted FR2304600A1 (fr) 1975-03-21 1976-03-17 Procede de preparation d'isocyanates aliphatiques

Country Status (9)

Country Link
US (1) US4003938A (fr)
JP (1) JPS51131830A (fr)
BE (1) BE839787A (fr)
CH (1) CH598200A5 (fr)
DE (1) DE2512514C2 (fr)
FR (1) FR2304600A1 (fr)
GB (1) GB1531345A (fr)
HU (1) HU177545B (fr)
ZA (1) ZA761721B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4146550A (en) * 1976-08-05 1979-03-27 Bayer Aktiengesellschaft Process for the preparation of an aliphatic monoisocyanate
US4123450A (en) * 1977-09-22 1978-10-31 Fmc Corporation Process for preparing alkyl isocyanates
DE2756928A1 (de) * 1977-12-21 1979-07-05 Bayer Ag Verfahren zur kontinuierlichen herstellung von monoisocyanaten
US4285876A (en) * 1979-10-10 1981-08-25 Vertac, Inc. Isocyanate adducts with β-diketones
US4288382A (en) * 1979-10-10 1981-09-08 Vertac, Inc. Reversible adducts of isocyanates with boron compounds
DE3049627A1 (de) * 1980-12-31 1982-07-29 Basf Ag, 6700 Ludwigshafen "verfahren zur herstellung von l-alkenylisocyanaten"
EP0100047B1 (fr) * 1982-07-24 1986-02-12 BASF Aktiengesellschaft Procédé de préparation du diisocyanate-1,6 d'hexaméthylène et/ou de diisocyanates isomères avec 6 atomes de carbone dans le groupe alkylène
IT1164223B (it) * 1983-05-13 1987-04-08 Anic Spa Procedimento perfezionato per la produzione di isocianati alchilici
DE3339300A1 (de) * 1983-10-29 1985-05-09 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von isocyanaten durch thermische spaltung von urethanen
US4587056A (en) * 1984-04-26 1986-05-06 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing an aliphatic isocyanate
DE4137428A1 (de) * 1991-11-14 1993-05-19 Bayer Ag Verfahren zur herstellung von polyisocyanaten
SG115512A1 (en) 2001-12-28 2005-10-28 Mitsui Takeda Chemicals Inc Method for producing carbamates and method for producing isocyanates
CN102659631B (zh) * 2011-12-24 2014-05-07 德州绿邦化工有限公司 一步合成乙基异氰酸酯的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3734941A (en) * 1968-09-06 1973-05-22 American Cyanamid Co Process for converting urethanes to isocyanates
US3919280A (en) * 1974-07-05 1975-11-11 Atlantic Richfield Co Recovery of solvents employed in the production of isocyanates from esters of carbamic acids

Also Published As

Publication number Publication date
BE839787A (fr) 1976-09-20
DE2512514A1 (de) 1976-10-07
JPS51131830A (en) 1976-11-16
FR2304600A1 (fr) 1976-10-15
US4003938A (en) 1977-01-18
DE2512514C2 (de) 1982-12-30
HU177545B (en) 1981-11-28
GB1531345A (en) 1978-11-08
ZA761721B (en) 1977-04-27
CH598200A5 (fr) 1978-04-28

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Legal Events

Date Code Title Description
ST Notification of lapse