ATE20734T1 - Verfahren zur herstellung von alkylisocyanaten. - Google Patents

Verfahren zur herstellung von alkylisocyanaten.

Info

Publication number
ATE20734T1
ATE20734T1 AT84200660T AT84200660T ATE20734T1 AT E20734 T1 ATE20734 T1 AT E20734T1 AT 84200660 T AT84200660 T AT 84200660T AT 84200660 T AT84200660 T AT 84200660T AT E20734 T1 ATE20734 T1 AT E20734T1
Authority
AT
Austria
Prior art keywords
alkyl
phenol
phenyl
thermal decomposition
urethan
Prior art date
Application number
AT84200660T
Other languages
English (en)
Inventor
Ugo Romano
Franco Rivetti
Giacomo Sasselli
Original Assignee
Enichimica Spa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11176452&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE20734(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Enichimica Spa filed Critical Enichimica Spa
Application granted granted Critical
Publication of ATE20734T1 publication Critical patent/ATE20734T1/de

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)
AT84200660T 1983-05-13 1984-05-08 Verfahren zur herstellung von alkylisocyanaten. ATE20734T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT21081/83A IT1164223B (it) 1983-05-13 1983-05-13 Procedimento perfezionato per la produzione di isocianati alchilici
EP84200660A EP0125726B2 (de) 1983-05-13 1984-05-08 Verfahren zur Herstellung von Alkylisocyanaten

Publications (1)

Publication Number Publication Date
ATE20734T1 true ATE20734T1 (de) 1986-08-15

Family

ID=11176452

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84200660T ATE20734T1 (de) 1983-05-13 1984-05-08 Verfahren zur herstellung von alkylisocyanaten.

Country Status (7)

Country Link
US (1) US4514339A (de)
EP (1) EP0125726B2 (de)
JP (1) JPS59212455A (de)
AT (1) ATE20734T1 (de)
CA (1) CA1218669A (de)
DE (1) DE3460297D1 (de)
IT (1) IT1164223B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1183332B (it) * 1985-02-08 1987-10-22 Enichem Sintesi Procedimento per la produzione di n-metilcarbammati
IL81939A0 (en) * 1986-03-21 1987-10-20 Union Carbide Corp Process for preparing methyl isocyanate
TW200844080A (en) 2007-01-11 2008-11-16 Asahi Kasei Chemicals Corp Process for producing isocyanate
CA2682512C (en) 2007-03-30 2012-03-06 Asahi Kasei Chemicals Corporation Isocyanate production process using composition containing carbamic acid ester and aromatic hydroxy compound, and composition for transfer and storage of carbamic acid ester
CA2721359C (en) 2008-05-15 2014-05-06 Asahi Kasei Chemicals Corporation Isocyanate production process
RU2523201C2 (ru) 2008-05-15 2014-07-20 Асахи Касеи Кемикалз Корпорейшн Способ получения изоцианатов с использованием диарилкарбоната
EP3153500B1 (de) 2009-08-21 2019-03-06 Asahi Kasei Kabushiki Kaisha Verfahren zur herstellung von isocyanat mit n-substituiertem carbaminsäureester und zusammensetzung zur übertragung und speicherung von n-substituiertem carbaminsäureester mit n-substituiertem carbaminsäureester und einer aromatischen hydroxyverbindung
WO2012115110A1 (ja) 2011-02-21 2012-08-30 旭化成ケミカルズ株式会社 カルボニル化合物の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2409712A (en) * 1944-02-03 1946-10-22 Du Pont Chemical process and products
US3366662A (en) * 1964-03-02 1968-01-30 Olin Mathieson Process for preparing isocyanates
US3919278A (en) * 1974-06-13 1975-11-11 Atlantic Richfield Co Production of isocyanates from lower alkyl esters of mononuclear aromatic carbamic acids
DE2512514C2 (de) * 1975-03-21 1982-12-30 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von aliphatischen Isocyanaten
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

Also Published As

Publication number Publication date
IT8321081A0 (it) 1983-05-13
DE3460297D1 (en) 1986-08-21
JPH0514705B2 (de) 1993-02-25
EP0125726B2 (de) 1992-09-09
EP0125726A1 (de) 1984-11-21
EP0125726B1 (de) 1986-07-16
IT1164223B (it) 1987-04-08
IT8321081A1 (it) 1984-11-13
JPS59212455A (ja) 1984-12-01
US4514339A (en) 1985-04-30
CA1218669A (en) 1987-03-03

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee