FR1495259A - - Google Patents

Info

Publication number
FR1495259A
FR1495259A FR1495259DA FR1495259A FR 1495259 A FR1495259 A FR 1495259A FR 1495259D A FR1495259D A FR 1495259DA FR 1495259 A FR1495259 A FR 1495259A
Authority
FR
France
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
Other languages
French (fr)
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.)
Publication date
Application granted granted Critical
Publication of FR1495259A publication Critical patent/FR1495259A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00Preparation of derivatives of isocyanic acid
    • C07C263/18Separation; Purification; Stabilisation; Use of additives
    • C07C263/20Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1495259D 1965-09-28 Expired FR1495259A (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4120165A GB1083910A (en) 1965-09-28 1965-09-28 Distillation of organic polyisocyanates

Publications (1)

Publication Number Publication Date
FR1495259A true FR1495259A (hu) 1967-12-18

Family

ID=10418585

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1495259D Expired FR1495259A (hu) 1965-09-28

Country Status (3)

Country Link
FR (1) FR1495259A (hu)
GB (1) GB1083910A (hu)
NL (1) NL6613340A (hu)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE297385T1 (de) 2000-08-10 2005-06-15 Bayer Cropscience Ag Verfahren zur reinigung von 2-chlor-5- chlormethylthiazol
DE10245584A1 (de) * 2002-09-27 2004-04-08 Basf Ag Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren
DE602005026107D1 (de) 2004-03-22 2011-03-10 Sumitomo Chemical Co Verfahren zur aufreinigung von 2-chlor-5-chlormethyl-1,3-thiazol
US20210284603A1 (en) * 2017-01-18 2021-09-16 Covestro Deutschland Ag Method for extracting diisocyanates from distillation residues
EP3597632A1 (de) * 2018-07-18 2020-01-22 Covestro Deutschland AG Verfahren zur rückgewinnung von diisocyanaten aus destillationsrückständen

Also Published As

Publication number Publication date
NL6613340A (hu) 1967-03-29
GB1083910A (en) 1967-09-20

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