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DK0570071T3 - Fremgangsmåde til fremstilling af alkylisocyanater - Google Patents

Fremgangsmåde til fremstilling af alkylisocyanater

Info

Publication number
DK0570071T3
DK0570071T3 DK93201339T DK93201339T DK0570071T3 DK 0570071 T3 DK0570071 T3 DK 0570071T3 DK 93201339 T DK93201339 T DK 93201339T DK 93201339 T DK93201339 T DK 93201339T DK 0570071 T3 DK0570071 T3 DK 0570071T3
Authority
DK
Denmark
Prior art keywords
preparation
cracking
alkyl isocyanates
dimethylcarbonate
diamine
Prior art date
Application number
DK93201339T
Other languages
English (en)
Inventor
Franco Rivetti
Ugo Romano
Franco Mizia
Original Assignee
Enichem 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
Application filed by Enichem Spa filed Critical Enichem Spa
Application granted granted Critical
Publication of DK0570071T3 publication Critical patent/DK0570071T3/da

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DK93201339T 1992-05-15 1993-05-08 Fremgangsmåde til fremstilling af alkylisocyanater DK0570071T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI921170A IT1255763B (it) 1992-05-15 1992-05-15 Procedimento per la preparazione di isocianati alchilici

Publications (1)

Publication Number Publication Date
DK0570071T3 true DK0570071T3 (da) 1998-09-21

Family

ID=11363297

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93201339T DK0570071T3 (da) 1992-05-15 1993-05-08 Fremgangsmåde til fremstilling af alkylisocyanater

Country Status (10)

Country Link
US (1) US5315034A (da)
EP (1) EP0570071B1 (da)
JP (1) JPH0672982A (da)
AT (1) ATE162515T1 (da)
CA (1) CA2096311C (da)
DE (1) DE69316433T2 (da)
DK (1) DK0570071T3 (da)
ES (1) ES2111703T3 (da)
GR (1) GR3026124T3 (da)
IT (1) IT1255763B (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998056758A1 (en) * 1997-06-09 1998-12-17 Huntsman Ici Chemicals Llc Process for the production of organic isocyanates
DE19813107A1 (de) 1998-03-25 1999-09-30 Basf Ag Verfahren zur Herstellung von Polyurethanschaumstoffen
EP2049675A1 (de) 2006-08-01 2009-04-22 Basf Se Verfahren zur herstellung von pentamethylen-1,5-diisocyanat
ATE495149T1 (de) * 2006-11-17 2011-01-15 Asahi Kasei Chemicals Corp Verfahren zur herstellung von isocyanaten
TW200844080A (en) * 2007-01-11 2008-11-16 Asahi Kasei Chemicals Corp Process for producing isocyanate
EP2036884A1 (en) 2007-09-14 2009-03-18 Repsol Ypf S.A. Process for producing fluorinated isocyanates and carbamates
CN101337189B (zh) * 2007-09-28 2010-11-10 江苏国立化工科技有限公司 固体酸催化剂及在合成1,6-六亚甲基二异氰酸酯中的应用
EP2265571B1 (de) 2008-03-18 2015-03-04 Basf Se Verfahren zur herstellung von urethanen aus mono- und difunktionalen aromatischen aminen
US8895774B2 (en) * 2008-05-15 2014-11-25 Asahi Kasei Chemicals Corporation Process for producing isocyanates using diaryl carbonate
CA2721359C (en) * 2008-05-15 2014-05-06 Asahi Kasei Chemicals Corporation Isocyanate production process
ES2331505B2 (es) 2008-07-04 2010-09-20 Universidad Politecnica De Valencia Preparacion de carbamatos con catalizadores solidos.
EP2503878B1 (de) 2009-11-27 2015-01-28 Basf Se Dendritischer polyharnstoff zur solubilisierung schwerlöslicher wirkstoffe
JP6060902B2 (ja) * 2011-07-13 2017-01-18 宇部興産株式会社 イソシアネート化合物の製造方法
KR20140052009A (ko) 2011-08-05 2014-05-02 바스프 에스이 과분지형 중합체 기재의 회합 증점제
CN110054551A (zh) * 2018-05-29 2019-07-26 阿拉善盟兰峰化工有限责任公司 利用二级钠制备原甲酸三甲酯的方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0100047B1 (de) * 1982-07-24 1986-02-12 BASF Aktiengesellschaft Verfahren zur Herstellung von Hexamethylen-diisocyanat-1,6 und/oder isomeren Diisocyanaten mit 6 Kohlenstoffatomen im Alkylenrest
DE3314788A1 (de) * 1983-04-23 1984-10-25 Basf Ag, 6700 Ludwigshafen Mehrstufenverfahren zur herstellung von hexamethylendiisocyanat-1,6 und/oder isomeren aliphatischen diisocyanaten mit 6 kohlenstoffatomen im alkylenrest
DE3850647T2 (de) * 1987-01-13 1994-11-17 Daicel Chem Verfahren zur herstellung von isocyanat-verbindungen.
US5157155A (en) * 1987-02-04 1992-10-20 Sumitomo Chemical Company, Limited Benzoylurea derivative and its production and use
US5126480A (en) * 1990-06-01 1992-06-30 Arco Chemical Technology, L.P. Isocyanate preparation
US5189205A (en) * 1992-03-16 1993-02-23 Monsanto Compamy Process for preparing isocyanates

Also Published As

Publication number Publication date
ES2111703T3 (es) 1998-03-16
CA2096311A1 (en) 1993-11-16
EP0570071B1 (en) 1998-01-21
ITMI921170A0 (it) 1992-05-15
EP0570071A1 (en) 1993-11-18
US5315034A (en) 1994-05-24
DE69316433D1 (de) 1998-02-26
IT1255763B (it) 1995-11-15
ITMI921170A1 (it) 1993-11-15
DE69316433T2 (de) 1998-07-02
JPH0672982A (ja) 1994-03-15
ATE162515T1 (de) 1998-02-15
CA2096311C (en) 2006-02-21
GR3026124T3 (en) 1998-05-29

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