FR2129554A5 - Continuous isocyanates prepn - from primary amines and phosgenes by recycling separated gas and liq phases - Google Patents

Continuous isocyanates prepn - from primary amines and phosgenes by recycling separated gas and liq phases

Info

Publication number
FR2129554A5
FR2129554A5 FR7208236A FR7208236A FR2129554A5 FR 2129554 A5 FR2129554 A5 FR 2129554A5 FR 7208236 A FR7208236 A FR 7208236A FR 7208236 A FR7208236 A FR 7208236A FR 2129554 A5 FR2129554 A5 FR 2129554A5
Authority
FR
France
Prior art keywords
liq
phases
isocyanates
phosgenes
prepn
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
FR7208236A
Other languages
English (en)
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
Badische Anilin and Sodafabrik AG
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, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Application granted granted Critical
Publication of FR2129554A5 publication Critical patent/FR2129554A5/fr
Expired 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
    • C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
FR7208236A 1971-03-13 1972-03-09 Continuous isocyanates prepn - from primary amines and phosgenes by recycling separated gas and liq phases Expired FR2129554A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712112181 DE2112181A1 (de) 1971-03-13 1971-03-13 Verfahren zur kontinuierlichen Herstellung von organischen Isocyanaten

Publications (1)

Publication Number Publication Date
FR2129554A5 true FR2129554A5 (en) 1972-10-27

Family

ID=5801469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7208236A Expired FR2129554A5 (en) 1971-03-13 1972-03-09 Continuous isocyanates prepn - from primary amines and phosgenes by recycling separated gas and liq phases

Country Status (3)

Country Link
BE (1) BE780513A (fr)
DE (1) DE2112181A1 (fr)
FR (1) FR2129554A5 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314985A1 (fr) * 1987-10-31 1989-05-10 Bayer Ag Procédé de préparation de mono- et polyisocyanates
US10112892B2 (en) 2015-06-29 2018-10-30 Covestro Deutschland Ag Process for preparing polyisocyanates

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4443642A1 (de) * 1994-12-08 1996-06-13 Bayer Ag Kontinuierliches Verfahren zur Herstellung von organischen Isocyanaten
DE10222968A1 (de) 2002-05-23 2003-12-04 Basf Ag Verfahren zur Herstellung von Isocyanaten
DE10238995A1 (de) 2002-08-20 2004-02-26 Basf Ag Gasphasenphosgenierung bei moderaten Drücken
DE10260082A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur kontinuierlichen Herstellung von Isocyanaten
DE10310888A1 (de) 2003-03-11 2004-09-23 Basf Ag Verfahren zur Herstellung von Polyisocyanaten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314985A1 (fr) * 1987-10-31 1989-05-10 Bayer Ag Procédé de préparation de mono- et polyisocyanates
US10112892B2 (en) 2015-06-29 2018-10-30 Covestro Deutschland Ag Process for preparing polyisocyanates

Also Published As

Publication number Publication date
BE780513A (fr) 1972-09-11
DE2112181B2 (fr) 1980-02-21
DE2112181A1 (de) 1972-10-05

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Legal Events

Date Code Title Description
ST Notification of lapse