IT8321081A1 - Procedimento perfezionato per la produzione di isocianati alchilici - Google Patents

Procedimento perfezionato per la produzione di isocianati alchilici

Info

Publication number
IT8321081A1
IT8321081A1 IT1983A21081A IT2108183A IT8321081A1 IT 8321081 A1 IT8321081 A1 IT 8321081A1 IT 1983A21081 A IT1983A21081 A IT 1983A21081A IT 2108183 A IT2108183 A IT 2108183A IT 8321081 A1 IT8321081 A1 IT 8321081A1
Authority
IT
Italy
Prior art keywords
alkyl
phenol
phenyl
thermal decomposition
urethan
Prior art date
Application number
IT1983A21081A
Other languages
English (en)
Other versions
IT1164223B (it
IT8321081A0 (it
Original Assignee
Anic 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=IT8321081(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of IT8321081A0 publication Critical patent/IT8321081A0/it
Priority to IT21081/83A priority Critical patent/IT1164223B/it
Application filed by Anic Spa filed Critical Anic Spa
Priority to EP84200660A priority patent/EP0125726B2/en
Priority to DE8484200660T priority patent/DE3460297D1/de
Priority to AT84200660T priority patent/ATE20734T1/de
Priority to CA000453933A priority patent/CA1218669A/en
Priority to US06/608,984 priority patent/US4514339A/en
Priority to JP59094761A priority patent/JPS59212455A/ja
Publication of IT8321081A1 publication Critical patent/IT8321081A1/it
Publication of IT1164223B publication Critical patent/IT1164223B/it
Application granted granted Critical

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)
IT21081/83A 1983-05-13 1983-05-13 Procedimento perfezionato per la produzione di isocianati alchilici IT1164223B (it)

Priority Applications (7)

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 (en) 1983-05-13 1984-05-08 Improved process for preparing alkyl isocyanates
AT84200660T ATE20734T1 (de) 1983-05-13 1984-05-08 Verfahren zur herstellung von alkylisocyanaten.
DE8484200660T DE3460297D1 (en) 1983-05-13 1984-05-08 Improved process for preparing alkyl isocyanates
CA000453933A CA1218669A (en) 1983-05-13 1984-05-09 Process for preparing alkyl isocyanates
US06/608,984 US4514339A (en) 1983-05-13 1984-05-10 Process for preparing alkyl isocyanates
JP59094761A JPS59212455A (ja) 1983-05-13 1984-05-14 イソシアン酸アルキルの製法

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
IT8321081A0 IT8321081A0 (it) 1983-05-13
IT8321081A1 true IT8321081A1 (it) 1984-11-13
IT1164223B IT1164223B (it) 1987-04-08

Family

ID=11176452

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21081/83A IT1164223B (it) 1983-05-13 1983-05-13 Procedimento perfezionato per la produzione di isocianati alchilici

Country Status (7)

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

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
ES2619508T3 (es) 2007-03-30 2017-06-26 Asahi Kasei Kabushiki Kaisha Procedimiento para producir un isocianato utilizando una composición que comprende un éster de ácido carbámico y un compuesto hidroxiaromático, y composición para el transporte o el almacenamiento de ésteres de ácido carbámico
ES2710177T3 (es) 2008-05-15 2019-04-23 Asahi Chemical Ind Proceso para la producción de isocianato
KR20130127553A (ko) 2008-05-15 2013-11-22 아사히 가세이 케미칼즈 가부시키가이샤 탄산디아릴을 이용하는 이소시아네이트의 제조 방법
KR101332485B1 (ko) * 2009-08-21 2013-11-26 아사히 가세이 케미칼즈 가부시키가이샤 Ｎ-치환 카르밤산 에스테르의 제조 방법 및 상기 ｎ-치환 카르밤산 에스테르를 사용하는 이소시아네이트의 제조 방법
BR112013005752A2 (pt) 2011-02-21 2016-05-03 Asahi Kasei Chemical Corp método para produzir um composto carbonila, e, para produzir um isocianato

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
US4514339A (en) 1985-04-30
IT1164223B (it) 1987-04-08
DE3460297D1 (en) 1986-08-21
JPS59212455A (ja) 1984-12-01
EP0125726A1 (en) 1984-11-21
ATE20734T1 (de) 1986-08-15
EP0125726B2 (en) 1992-09-09
EP0125726B1 (en) 1986-07-16
CA1218669A (en) 1987-03-03
JPH0514705B2 (it) 1993-02-25
IT8321081A0 (it) 1983-05-13

Similar Documents

Publication Publication Date Title
ATE41926T1 (de) Verfahren zur herstellung von polyisocyanuratpolyisocyanaten mittels katalytischer zyklotrimerisation von polyisocyanaten.
AU579614B2 (en) Process for the preparation of urea
ES480249A1 (es) Procedimiento para preparar un metilenbis (fenilisocianato) liquido y estable en el almacenamiento.
IT1164223B (it) Procedimento perfezionato per la produzione di isocianati alchilici
GEP19991703B (en) Method for Preparing Substituted Aromatic Amines
DE3061787D1 (en) Process for preparing derivatives of 6-amino-6-desoxy-2,3-0-isopropylidene-alpha-l-sorbofuranose and intermediates of the process
ES8505178A1 (es) Procedimiento para la obtencion de derivados quinolinicos
ES481245A1 (es) Procedimiento mejorado para la preparacion de isocianatos.
JPS5699450A (en) Preparation of n-acyl-n-substituted formamide derivative
DE2964430D1 (en) Process for preparing symmetric 1,3-disubstituted ureas
JPS5695173A (en) Preparation of 5-fluorocytosine
CA1273347C (it)
ES507841A0 (es) Procedimiento para la preparacion de derivados de esteres alquilicos del acido carbonico, esencialmente libres de com-puestos nitrogenados.
SU1293981A1 (ru) Способ получения производных 2-амино-1,3,5-триазина
ES450028A1 (es) Un procedimiento de preparacion de n1nl(-)-2-hidroxi-4-ami- no-butiroiln4-0n2', 6'-diamino-2', 6'-disesoxi-alfa, d-glu- copirano-siln6-0n3"-metilamino-3", 4",6"-tridesoxi-alfa-d- xilohexopiranosiln2-desoxi-estrepamina.
ES462540A1 (es) Un procedimiento para prepar acido cianurico.
ES8106295A1 (es) Un procedimiento para la preparacion de derivados del acido piridiloxifenoxicrotonico.
DK162766C (da) Fremgangsmaade til fremstilling af thiotetronsyre
ATE92481T1 (de) Verfahren zur herstellung von n,n'-bis-(2hydroxyethyl)-piperazin.
JPS5562073A (en) Production of imidazole
SU1651527A3 (ru) Диамид 2,2-(2,5-диоксопиперазинил-1,4)диуксусной кислоты, обладающий антигипоксантантной активностью и улучшающей воспроизведение условного рефлекса
SU1631980A1 (ru) Способ получения оксалатодиамминплатины (ii)
GB953097A (en) New benzenesulphonyl ureas and process for their manufacture
ES474083A1 (es) Procedimiento de obtencion de una guanidina sustituida.
SU1184246A1 (ru) Способ получения N,N-диалкилкарбаматов три(ди)алкилолова

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970515